chore: add cargo shear exception for getrandom

.cargo/config.toml

@@ -0,0 +1,2 @@
+[target.wasm32-unknown-unknown]
+rustflags = ["--cfg", "getrandom_backend=\"wasm_js\""]

.helix/languages.toml

@@ -5,6 +5,15 @@ language-servers = ["rust-analyzer", "tailwindcss-ls"]
 [language-server.rust-analyzer.config]
 # procMacro = { ignored = { leptos_macro = ["server"] } }
 cargo = { features = ["ssr", "hydrate"] }
+check = { command = "check" }
+
+rustfmt = { overrideCommand = ["leptosfmt", "--stdin", "--rustfmt"] }
+
+# rustfmt = { overrideCommand = [
+#   "sh",
+#   "-c",
+#   "set -euo pipefail; rustfmt --emit stdout --edition 2024 | leptosfmt --stdin",
+# ] }
 
 [language-server.tailwindcss-ls]
 config = { userLanguages = { rust = "html", "*.rs" = "html" } }

Cargo.toml

@@ -1,9 +1,9 @@
 [workspace]
-resolver = "2"
+resolver = "3"
 members = ["crates/ascend", "crates/moonboard-parser"]
 
 [workspace.package]
-edition = "2021"
+edition = "2024"
 authors = ["Asger Juul Brunshøj <asgerbrunshoj@gmail.com>"]
 
 [workspace.dependencies.moonboard-parser]

crates/ascend/Cargo.toml

@@ -9,44 +9,57 @@ publish = false
 crate-type = ["cdylib", "rlib"]
 
 [dependencies]
-moonboard-parser = { workspace = true, optional = true }
+axum = { version = "0.8", optional = true }
-axum = { version = "0.7", optional = true }
-console_error_panic_hook = "0.1"
-leptos = { version = "0.7.4", features = ["tracing"] }
-server_fn = { version = "0.7.4", features = ["cbor"] }
-leptos_axum = { version = "0.7", optional = true }
-leptos_meta = { version = "0.7" }
-leptos_router = { version = "0.7.0" }
-tokio = { version = "1", features = ["rt-multi-thread"], optional = true }
-tower = { version = "0.4", optional = true }
-tower-http = { version = "0.5", features = ["fs"], optional = true }
-wasm-bindgen = "=0.2.99"
-http = "1"
-serde = { version = "1", features = ["derive"] }
-derive_more = { version = "1", features = ["display", "error", "from"] }
-clap = { version = "4.5.7", features = ["derive"] }
 camino = { version = "1.1", optional = true }
-type-toppings = { version = "0.2.1", features = ["result"] }
+chrono = { version = "0.4.39", features = ["now", "serde"] }
+clap = { version = "4.5.7", features = ["derive"] }
+confik = { version = "0.12", optional = true, features = ["camino"] }
+console_error_panic_hook = "0.1"
+derive_more = { version = "2", features = [
+  "display",
+  "error",
+  "from",
+  "from_str",
+] }
+http = "1"
+image = { version = "0.25", optional = true }
+leptos = { version = "0.8", features = ["tracing"] }
+leptos_axum = { version = "0.8", optional = true }
+leptos_meta = { version = "0.8" }
+leptos_router = { version = "0.8" }
+moonboard-parser = { workspace = true, optional = true }
+rand = { version = "0.9", default-features = false, features = ["thread_rng"] }
+ron = { version = "0.8" }
+serde = { version = "1", features = ["derive"] }
+server_fn = { version = "0.8", features = ["cbor"] }
+smart-default = "0.7.1"
+tokio = { version = "1", features = ["rt-multi-thread"], optional = true }
+tower-http = { version = "0.5", features = ["fs"], optional = true }
 tracing = { version = "0.1" }
 tracing-subscriber = { version = "0.3.18", features = ["env-filter"] }
 tracing-subscriber-wasm = "0.1.0"
-ron = { version = "0.8" }
+type-toppings = { version = "0.2.1", features = ["result", "iterator"] }
-rand = { version = "0.8", optional = true }
+wasm-bindgen = "=0.2.100"
 web-sys = { version = "0.3.76", features = ["File", "FileList"] }
-smart-default = "0.7.1"
-confik = { version = "0.12", optional = true, features = ["camino"] }
 xdg = { version = "2.5", optional = true }
+uuid = { version = "1.12", features = ["serde", "v4"] }
+redb = { version = "2.4", optional = true }
+bincode = { version = "1.3", optional = true }
+codee = { version = "0.3" }
+error_reporter = { version = "1" }
+getrandom = { version = "0.3.1" }
 
-[dev-dependencies.serde_json]
+[dev-dependencies]
-version = "1"
+test-try = "0.1"
 
 [features]
-hydrate = ["leptos/hydrate"]
+hydrate = ["leptos/hydrate", "getrandom/wasm_js", "uuid/js"]
 ssr = [
   "dep:axum",
+  "dep:redb",
+  "dep:image",
+  "dep:bincode",
   "dep:tokio",
-  "dep:rand",
-  "dep:tower",
   "dep:tower-http",
   "dep:leptos_axum",
   "dep:confik",
@@ -58,6 +71,11 @@ ssr = [
   "leptos_router/ssr",
 ]
 
+
+[package.metadata.cargo-shear]
+# getrandom is depended on in order to turn on its wasm feature indirectly
+ignored = ["getrandom"]
+
 [package.metadata.leptos]
 # The name used by wasm-bindgen/cargo-leptos for the JS/WASM bundle. Defaults to the crate name
 output-name = "ascend"

crates/ascend/src/app.rs

@@ -1,3 +1,4 @@
+use crate::codec::ron::Ron;
 use crate::pages;
 use leptos::prelude::*;
 use leptos_router::components::*;
@@ -16,7 +17,7 @@ pub fn shell(options: LeptosOptions) -> impl IntoView {
                 <HydrationScripts options />
                 <MetaTags />
             </head>
-            <body class="bg-slate-950 text-white">
+            <body class="text-white bg-slate-950">
                 <App />
             </body>
         </html>
@@ -24,7 +25,7 @@ pub fn shell(options: LeptosOptions) -> impl IntoView {
 }
 
 #[component]
-pub fn App() -> impl leptos::IntoView {
+pub fn App() -> impl IntoView {
     use leptos_meta::Stylesheet;
     use leptos_meta::Title;
 
@@ -39,13 +40,47 @@ pub fn App() -> impl leptos::IntoView {
         <Title text="Ascend" />
 
         <Router>
-            <main>
+            <Routes fallback=|| "Not found">
-                <Routes fallback=|| "Not found">
+                <Route path=path!("/") view=Home />
-                    <Route path=path!("/") view=pages::wall::Wall />
+                <Route path=path!("/wall/:wall_uid") view=pages::wall::Page />
-                    <Route path=path!("/wall/edit") view=pages::edit_wall::EditWall />
+                <Route path=path!("/wall/:wall_uid/holds") view=pages::holds::Page />
-                    <Route path=path!("/wall/routes") view=pages::routes::Routes />
+            </Routes>
-                </Routes>
-            </main>
         </Router>
     }
 }
+
+#[component]
+pub fn Home() -> impl IntoView {
+    // TODO: show cards with walls, and a "new wall" button
+
+    tracing::debug!("Rendering home component");
+
+    // dbg!(leptos::prelude::Owner::current().map(|o| o.ancestry()));
+
+    let wall_uid = OnceResource::<_, Ron>::new_with_options(
+        async move {
+            // dbg!(leptos::prelude::Owner::current().map(|o| o.ancestry()));
+            let walls = crate::server_functions::get_walls()
+                .await
+                .inspect_err(|e| {
+                    dbg!(e);
+                })
+                .expect("failed to get walls")
+                .into_inner();
+            walls.first().map(|wall| wall.uid)
+        },
+        false,
+    );
+
+    Effect::new(move || {
+        tracing::debug!("running effect");
+
+        if let Some(wall_uid) = wall_uid.get().flatten() {
+            tracing::debug!("navigating");
+            let navigate = leptos_router::hooks::use_navigate();
+            let url = format!("/wall/{}", wall_uid);
+            navigate(&url, Default::default());
+            tracing::debug!("navigated");
+        }
+    });
+}

crates/ascend/src/codec.rs

@@ -1,59 +1,141 @@
 pub mod ron {
     //! Wrap T in RonCodec<T> that when serialized, always serializes to a [ron] string.
 
-    #[derive(Debug, Clone)]
+    use codee::Decoder;
-    pub struct RonCodec<T> {
+    use codee::Encoder;
-        t: T,
+    use leptos::prelude::FromServerFnError;
+    use leptos::prelude::ServerFnErrorErr;
+    use serde::Deserialize;
+    use serde::Serialize;
+    use serde::de::DeserializeOwned;
+    use server_fn::ContentType;
+    use server_fn::codec::Encoding;
+    use server_fn::codec::FromReq;
+    use server_fn::codec::FromRes;
+    use server_fn::codec::IntoReq;
+    use server_fn::codec::IntoRes;
+    use server_fn::error::IntoAppError;
+    use server_fn::request::ClientReq;
+    use server_fn::request::Req;
+    use server_fn::response::ClientRes;
+    use server_fn::response::TryRes;
+
+    pub struct Ron;
+
+    impl<T> Encoder<T> for Ron
+    where
+        T: Serialize,
+    {
+        type Encoded = String;
+        type Error = ron::Error;
+
+        fn encode(val: &T) -> Result<Self::Encoded, Self::Error> {
+            ron::to_string(val)
+        }
     }
 
-    impl<T> RonCodec<T> {
+    impl<T> Decoder<T> for Ron
+    where
+        for<'de> T: Deserialize<'de>,
+    {
+        type Encoded = str;
+        type Error = ron::error::SpannedError;
+
+        fn decode(val: &Self::Encoded) -> Result<T, Self::Error> {
+            ron::from_str(val)
+        }
+    }
+
+    impl Encoding for Ron {
+        const METHOD: http::Method = http::Method::POST;
+    }
+
+    impl ContentType for Ron {
+        const CONTENT_TYPE: &'static str = "application/ron";
+    }
+
+    #[derive(Debug, Clone)]
+    pub struct RonEncoded<T>(pub T);
+
+    impl<T> RonEncoded<T> {
         pub fn into_inner(self) -> T {
-            self.t
+            self.0
         }
 
         pub fn new(t: T) -> Self {
-            Self { t }
+            Self(t)
         }
     }
 
-    impl<T> std::ops::Deref for RonCodec<T> {
+    impl<T> std::ops::Deref for RonEncoded<T> {
         type Target = T;
 
         fn deref(&self) -> &Self::Target {
-            &self.t
+            &self.0
         }
     }
 
-    impl<T> serde::Serialize for RonCodec<T>
+    // IntoReq
+    impl<T, Request, Err> IntoReq<Ron, Request, Err> for RonEncoded<T>
     where
-        T: serde::Serialize,
+        Request: ClientReq<Err>,
+        T: Serialize,
+        Err: FromServerFnError,
     {
-        fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
+        fn into_req(self, path: &str, accepts: &str) -> Result<Request, Err> {
-        where
+            let data = Ron::encode(&self.0).map_err(|e| ServerFnErrorErr::Serialization(e.to_string()).into_app_error())?;
-            S: serde::Serializer,
+            Request::try_new_post(path, Ron::CONTENT_TYPE, accepts, data)
-        {
-            let serialized = ron::to_string(&self.t).map_err(serde::ser::Error::custom)?;
-            serializer.serialize_str(&serialized)
         }
     }
 
-    impl<'de, T> serde::Deserialize<'de> for RonCodec<T>
+    // FromReq
+    impl<T, Request, Err> FromReq<Ron, Request, Err> for RonEncoded<T>
     where
-        T: serde::de::DeserializeOwned + 'static,
+        Request: Req<Err> + Send,
+        T: DeserializeOwned,
+        Err: FromServerFnError,
     {
-        fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+        async fn from_req(req: Request) -> Result<Self, Err> {
-        where
+            let data = req.try_into_string().await?;
-            D: serde::Deserializer<'de>,
+            Ron::decode(&data)
-        {
+                .map(RonEncoded)
-            let s = String::deserialize(deserializer)?;
+                .map_err(|e| ServerFnErrorErr::Args(e.to_string()).into_app_error())
-            let t: T = ron::from_str(&s).map_err(serde::de::Error::custom)?;
+        }
-            Ok(Self { t })
+    }
+
+    // IntoRes
+    impl<Err, T, Response> IntoRes<Ron, Response, Err> for RonEncoded<T>
+    where
+        Response: TryRes<Err>,
+        T: Serialize + Send,
+        Err: FromServerFnError,
+    {
+        async fn into_res(self) -> Result<Response, Err> {
+            let data = Ron::encode(&self.0).map_err(|e| ServerFnErrorErr::Serialization(e.to_string()).into_app_error())?;
+            Response::try_from_string(Ron::CONTENT_TYPE, data)
+        }
+    }
+
+    // FromRes
+    impl<T, Response, Err> FromRes<Ron, Response, Err> for RonEncoded<T>
+    where
+        Response: ClientRes<Err> + Send,
+        T: DeserializeOwned,
+        Err: FromServerFnError,
+    {
+        async fn from_res(res: Response) -> Result<Self, Err> {
+            let data = res.try_into_string().await?;
+            Ron::decode(&data)
+                .map(RonEncoded)
+                .map_err(|e| ServerFnErrorErr::Deserialization(e.to_string()).into_app_error())
         }
     }
 
     #[cfg(test)]
     mod tests {
-        use super::RonCodec;
+        use super::Ron;
+        use codee::Decoder;
+        use codee::Encoder;
         use serde::Deserialize;
         use serde::Serialize;
 
@@ -63,25 +145,15 @@ pub mod ron {
             value: i32,
         }
 
-        #[test]
+        #[test_try::test_try]
         fn test_ron_codec() {
             let original = TestStruct {
                 name: "Test".to_string(),
                 value: 42,
             };
-
+            let enc = Ron::encode(&original)?;
-            // Wrap in RonCodec
+            let dec: TestStruct = Ron::decode(&enc)?;
-            let wrapped = RonCodec::new(original.clone());
+            assert_eq!(dec, original);
-
-            // Serialize
-            let serialized = serde_json::to_string(&wrapped).expect("Serialization failed");
-            println!("Serialized: {}", serialized);
-
-            // Deserialize
-            let deserialized: RonCodec<TestStruct> = serde_json::from_str(&serialized).expect("Deserialization failed");
-
-            // Compare
-            assert_eq!(deserialized.into_inner(), original);
         }
     }
 }

crates/ascend/src/components.rs

@@ -0,0 +1,27 @@
+pub use attempt::Attempt;
+pub use button::Button;
+pub use header::StyledHeader;
+pub use problem::Problem;
+pub use problem_info::ProblemInfo;
+
+pub mod attempt;
+pub mod button;
+pub mod checkbox;
+pub mod header;
+pub mod header_v2;
+pub mod icons;
+pub mod outlined_box;
+pub mod problem;
+pub mod problem_info;
+
+use leptos::prelude::*;
+
+#[component]
+pub fn OnHoverRed(children: Children) -> impl IntoView {
+    view! {
+        <div class="relative group">
+            <div>{children()}</div>
+            <div class="absolute inset-0 bg-red-500 opacity-0 group-hover:opacity-50" />
+        </div>
+    }
+}

crates/ascend/src/components/attempt.rs

@@ -0,0 +1,58 @@
+use crate::components::icons;
+use crate::models;
+use chrono::DateTime;
+use chrono::Utc;
+use leptos::prelude::*;
+
+#[component]
+#[tracing::instrument(skip_all)]
+pub fn Attempt(#[prop(into)] date: Signal<DateTime<Utc>>, #[prop(into)] attempt: Signal<Option<models::Attempt>>) -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    let s = time_ago(date.get());
+
+    let text = move || match attempt.get() {
+        Some(models::Attempt::Flash) => "Flash",
+        Some(models::Attempt::Send) => "Send",
+        Some(models::Attempt::Attempt) => "Learning experience",
+        None => "No attempt",
+    };
+
+    let text_color = match attempt.get() {
+        Some(attempt) => attempt.gradient().class_text(),
+        None => "",
+    };
+
+    let icon = move || match attempt.get() {
+        Some(models::Attempt::Flash) => view! { <icons::BoltSolid /> }.into_any(),
+        Some(models::Attempt::Send) => view! { <icons::Trophy /> }.into_any(),
+        Some(models::Attempt::Attempt) => view! { <icons::ArrowTrendingUp /> }.into_any(),
+        None => view! { <icons::NoSymbol /> }.into_any(),
+    };
+
+    let classes = format!("flex flex-row gap-3 {}", text_color);
+
+    view! {
+        <div class="flex flex-row justify-between my-2">
+            <div>{s}</div>
+
+            <div class=classes>
+                <span>{text}</span>
+                <span>{icon}</span>
+            </div>
+        </div>
+    }
+}
+
+fn time_ago(dt: chrono::DateTime<chrono::Utc>) -> String {
+    let now = chrono::Utc::now();
+    let duration = now.signed_duration_since(dt);
+
+    if duration.num_days() == 0 {
+        "Today".to_string()
+    } else if duration.num_days() == 1 {
+        "1 day ago".to_string()
+    } else {
+        format!("{} days ago", duration.num_days())
+    }
+}

crates/ascend/src/components/button.rs

@@ -1,9 +1,104 @@
+use super::icons::Icon;
+use crate::components::outlined_box::OutlinedBox;
+use crate::gradient::Gradient;
 use leptos::prelude::*;
-use web_sys::MouseEvent;
 
 #[component]
-pub fn Button(#[prop(into)] text: String, onclick: impl Fn(MouseEvent) -> () + 'static) -> impl IntoView {
+pub fn Button(
+    #[prop(into, optional)] icon: MaybeProp<Icon>,
+
+    #[prop(into, optional)] text: MaybeProp<String>,
+
+    #[prop(optional)] color: Gradient,
+
+    #[prop(into, optional)] highlight: MaybeProp<bool>,
+
+    #[prop(into, optional)] disabled: MaybeProp<bool>,
+
+    #[prop(into, optional)] on_click: MaybeProp<Callback<()>>,
+) -> impl IntoView {
+    let margin = "mx-2 my-1 sm:mx-5 sm:my-2.5";
+
+    let icon_view = move || {
+        icon.get().map(|i| {
+            let icon_view = i.into_view();
+            let mut classes = "self-center".to_string();
+            classes.push(' ');
+            classes.push_str(margin);
+            classes.push(' ');
+            classes.push_str(color.class_text());
+
+            view! { <div class=classes>{icon_view}</div> }
+        })
+    };
+
+    let separator = move || {
+        (icon.read().is_some() && text.read().is_some()).then(|| {
+            let mut classes = "w-0.5 bg-linear-to-br min-w-0.5".to_string();
+            classes.push(' ');
+            classes.push_str(color.class_from());
+            classes.push(' ');
+            classes.push_str(color.class_to());
+
+            view! { <div class=classes /> }
+        })
+    };
+
+    let text_view = move || {
+        text.get().map(|text| {
+            let mut classes = "self-center uppercase w-full text-sm sm:text-base md:text-lg font-thin".to_string();
+            classes.push(' ');
+            classes.push_str(margin);
+
+            view! { <div class=classes>{text}</div> }
+        })
+    };
+
+    let class = move || {
+        let mut classes = vec![];
+        if disabled.get().unwrap_or_default() {
+            classes.extend(["brightness-50"]);
+        } else {
+            classes.extend(["cursor-pointer", "hover:brightness-125", "active:brightness-90"]);
+        }
+        classes.join(" ")
+    };
+
+    let on_click = move |_| {
+        if let Some(cb) = on_click.get() {
+            cb.run(());
+        }
+    };
+
+    let prop_disabled = move || disabled.get();
+
     view! {
-        <button on:click=onclick type="button" class="text-black bg-orange-300 hover:bg-orange-400 focus:ring-4 focus:ring-orange-500 font-medium rounded-lg text-sm px-5 py-2.5 me-2 mb-2 focus:outline-none">{ text }</button>
+        <button type="button" class=class prop:disabled=prop_disabled on:click=on_click>
+            <OutlinedBox color highlight>
+                <div class="flex items-stretch">{icon_view} {separator} {text_view}</div>
+            </OutlinedBox>
+        </button>
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn baseline() {
+        let text = "foo";
+        let onclick = |_| {};
+
+        view! { <Button text on:click=onclick /> };
+    }
+
+    #[test]
+    fn simple() {
+        let icon = Icon::ForwardSolid;
+        let text = "foo";
+        let onclick = |_| {};
+
+        view! { <Button icon text on:click=onclick /> };
     }
 }

crates/ascend/src/components/checkbox.rs

@@ -0,0 +1,50 @@
+use crate::components::icons;
+use crate::components::outlined_box::OutlinedBox;
+use crate::gradient::Gradient;
+use leptos::prelude::*;
+
+#[component]
+pub fn Checkbox(checked: RwSignal<bool>, #[prop(into)] text: Signal<String>, #[prop(optional)] color: Gradient) -> impl IntoView {
+    let unique_id = Oco::from(format!("checkbox-{}", uuid::Uuid::new_v4()));
+
+    let checkbox_view = view! {
+        <div class="self-center my-2.5 mx-5 text-white bg-white rounded-xs aspect-square">
+            <span class=("text-gray-950", move || checked.get())>
+                <icons::Check />
+            </span>
+        </div>
+    };
+
+    let separator = {
+        let mut classes = "w-0.5 bg-linear-to-br min-w-0.5".to_string();
+        classes.push(' ');
+        classes.push_str(color.class_from());
+        classes.push(' ');
+        classes.push_str(color.class_to());
+        view! { <div class=classes /> }
+    };
+
+    let text_view = view! {
+        <div class="self-center my-2.5 mx-5 w-full text-lg font-thin uppercase">
+            {move || text.get()}
+        </div>
+    };
+
+    view! {
+        <div class="inline-block mb-2 me-2 hover:brightness-125 active:brightness-90">
+            <input
+                type="checkbox"
+                id=unique_id.clone()
+                value=""
+                class="hidden peer"
+                required=""
+                bind:checked=checked
+            />
+            <label for=unique_id class="cursor-pointer">
+                <OutlinedBox color>
+                    <div class="flex">{checkbox_view} {separator} {text_view}</div>
+                </OutlinedBox>
+            </label>
+        </div>
+    }
+}

crates/ascend/src/components/header.rs

@@ -1,11 +1,13 @@
 use leptos::prelude::*;
 
+#[derive(Debug, Clone)]
 pub struct HeaderItems {
     pub left: Vec<HeaderItem>,
     pub middle: Vec<HeaderItem>,
     pub right: Vec<HeaderItem>,
 }
 
+#[derive(Debug, Clone)]
 pub struct HeaderItem {
     pub text: String,
     pub link: Option<String>,
@@ -13,91 +15,46 @@ pub struct HeaderItem {
 
 /// Header with background color etc.
 #[component]
-pub fn StyledHeader(items: HeaderItems) -> impl IntoView {
+pub fn StyledHeader(#[prop(into)] items: Signal<HeaderItems>) -> impl IntoView {
-    let fancy = false;
+    view! {
-
+        <div class="text-black bg-orange-300 border-b-2 border-b-orange-400">
-    if fancy {
+            // <div class="container mx-auto" >
-        view! {
+            <Header items />
-            <div class="flex">
+        // </div>
-                // Left gradient chunk
+        </div>
-                <div class="flex-grow">
-                    <div class="h-2/5" style="background: #eaac53" />
-                    <div
-                        class="h-3/5"
-                        style="background: linear-gradient(to bottom left, #eaac53 49.5%, rgb(15 23 42) 50.5%)"
-                    />
-                </div>
-
-                <div class="flex-none container mx-auto text-black" style="background: #eaac53">
-                    <Header items />
-                </div>
-
-                // Right gradient chunk
-                <div class="flex-grow" style="background: #eaac53" />
-            </div>
-            <div class="flex">
-                // Left gradient chunk
-                <div class="flex-grow" />
-
-                <div class="flex-none container mx-auto">
-                    // Background color gradient
-                    <div
-                        class="h-6"
-                        style="background: linear-gradient(to bottom left, #eaac53 49.5%, rgb(15 23 42) 50.5%)"
-                    />
-                </div>
-
-                // Right gradient chunk
-                <div class="flex-grow">
-                    <div class="h-4/5" style="background: #eaac53" />
-                    <div
-                        class="h-1/5"
-                        style="background: linear-gradient(to bottom right, #eaac53 49.5%, rgb(15 23 42) 50.5%)"
-                    />
-                </div>
-            </div>
-        }
-        .into_any()
-    } else {
-        view! {
-            <div class="bg-orange-300 text-black border-b-2 border-b-orange-400">
-                <div class="container mx-auto" >
-                    <Header items />
-                </div>
-            </div>
-        }
-        .into_any()
     }
 }
 
 /// Function header without styling
 #[component]
-pub fn Header(items: HeaderItems) -> impl IntoView {
+pub fn Header(#[prop(into)] items: Signal<HeaderItems>) -> impl IntoView {
-    let HeaderItems { left, middle, right } = items;
+    let left = move || items.read().left.clone();
+    let middle = move || items.read().middle.clone();
+    let right = move || items.read().right.clone();
 
     view! {
-        <div class="grid grid-cols-[1fr_3fr_1fr] text-xl font-semibold p-4">
+        <div class="grid p-4 text-xl font-semibold grid-cols-[1fr_3fr_1fr]">
             // Left side of header
             <div class="justify-self-start">
-                <Items items=left />
+                <Items items=Signal::derive(left) />
             </div>
 
             // Expanding space in the middle
             <div class="justify-self-center font-semibold">
-                <Items items=middle />
+                <Items items=Signal::derive(middle) />
             </div>
 
             // Right side of header
             <div class="justify-self-end">
-                <Items items=right />
+                <Items items=Signal::derive(right) />
             </div>
         </div>
     }
 }
 
 #[component]
-fn Items(items: Vec<HeaderItem>) -> impl IntoView {
+fn Items(#[prop(into)] items: Signal<Vec<HeaderItem>>) -> impl IntoView {
-    let items = items.into_iter().map(|item| view! { <Item item /> }).collect_view();
+    let items = move || items.get().into_iter().map(|item| view! { <Item item /> }).collect_view();
     view! { <div class="flex gap-4">{items}</div> }
 }
 

crates/ascend/src/components/header_v2.rs

@@ -0,0 +1,13 @@
+use leptos::prelude::*;
+
+#[component]
+#[tracing::instrument(skip_all)]
+pub fn Header(children: Children) -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    view! {
+        <div class="w-full text-black bg-orange-300 border-b-2 border-b-orange-400">
+            {children()}
+        </div>
+    }
+}

crates/ascend/src/components/icons.rs

@@ -0,0 +1,302 @@
+use leptos::prelude::*;
+
+#[derive(Copy, Debug, Clone)]
+pub enum Icon {
+    BoltSolid,
+    BoltSlashSolid,
+    WrenchSolid,
+    ForwardSolid,
+    Check,
+    Heart,
+    HeartOutline,
+    ArrowPath,
+    PaperAirplaneSolid,
+    NoSymbol,
+    Trophy,
+    ArrowTrendingUp,
+    ChevronLeft,
+    ChevronRight,
+    CodeBracketSquare,
+}
+impl Icon {
+    // TODO: Actually impl IntoView for Icon instead
+    pub fn into_view(self) -> impl IntoView {
+        match self {
+            Icon::BoltSolid => view! { <BoltSolid /> }.into_any(),
+            Icon::BoltSlashSolid => view! { <BoltSlashSolid /> }.into_any(),
+            Icon::WrenchSolid => view! { <WrenchSolid /> }.into_any(),
+            Icon::ForwardSolid => view! { <ForwardSolid /> }.into_any(),
+            Icon::Check => view! { <Check /> }.into_any(),
+            Icon::Heart => view! { <Heart /> }.into_any(),
+            Icon::HeartOutline => view! { <HeartOutline /> }.into_any(),
+            Icon::ArrowPath => view! { <ArrowPath /> }.into_any(),
+            Icon::PaperAirplaneSolid => view! { <PaperAirplaneSolid /> }.into_any(),
+            Icon::NoSymbol => view! { <NoSymbol /> }.into_any(),
+            Icon::Trophy => view! { <Trophy /> }.into_any(),
+            Icon::ArrowTrendingUp => view! { <ArrowTrendingUp /> }.into_any(),
+            Icon::ChevronLeft => view! { <ChevronLeft /> }.into_any(),
+            Icon::ChevronRight => view! { <ChevronRight /> }.into_any(),
+            Icon::CodeBracketSquare => view! { <CodeBracketSquare /> }.into_any(),
+        }
+    }
+}
+
+#[component]
+pub fn BoltSolid() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            viewBox="0 0 24 24"
+            fill="currentColor"
+            class="size-6"
+        >
+            <path
+                fill-rule="evenodd"
+                d="M14.615 1.595a.75.75 0 0 1 .359.852L12.982 9.75h7.268a.75.75 0 0 1 .548 1.262l-10.5 11.25a.75.75 0 0 1-1.272-.71l1.992-7.302H3.75a.75.75 0 0 1-.548-1.262l10.5-11.25a.75.75 0 0 1 .913-.143Z"
+                clip-rule="evenodd"
+            />
+        </svg>
+    }
+}
+
+#[component]
+pub fn BoltSlashSolid() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            viewBox="0 0 24 24"
+            fill="currentColor"
+            class="size-6"
+        >
+            <path d="m20.798 11.012-3.188 3.416L9.462 6.28l4.24-4.542a.75.75 0 0 1 1.272.71L12.982 9.75h7.268a.75.75 0 0 1 .548 1.262ZM3.202 12.988 6.39 9.572l8.148 8.148-4.24 4.542a.75.75 0 0 1-1.272-.71l1.992-7.302H3.75a.75.75 0 0 1-.548-1.262ZM3.53 2.47a.75.75 0 0 0-1.06 1.06l18 18a.75.75 0 1 0 1.06-1.06l-18-18Z" />
+        </svg>
+    }
+}
+
+#[component]
+pub fn WrenchSolid() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            viewBox="0 0 24 24"
+            fill="currentColor"
+            class="size-6"
+        >
+            <path
+                fill-rule="evenodd"
+                d="M12 6.75a5.25 5.25 0 0 1 6.775-5.025.75.75 0 0 1 .313 1.248l-3.32 3.319c.063.475.276.934.641 1.299.365.365.824.578 1.3.64l3.318-3.319a.75.75 0 0 1 1.248.313 5.25 5.25 0 0 1-5.472 6.756c-1.018-.086-1.87.1-2.309.634L7.344 21.3A3.298 3.298 0 1 1 2.7 16.657l8.684-7.151c.533-.44.72-1.291.634-2.309A5.342 5.342 0 0 1 12 6.75ZM4.117 19.125a.75.75 0 0 1 .75-.75h.008a.75.75 0 0 1 .75.75v.008a.75.75 0 0 1-.75.75h-.008a.75.75 0 0 1-.75-.75v-.008Z"
+                clip-rule="evenodd"
+            />
+        </svg>
+    }
+}
+
+#[component]
+pub fn ForwardSolid() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            viewBox="0 0 24 24"
+            fill="currentColor"
+            class="size-6"
+        >
+            <path d="M5.055 7.06C3.805 6.347 2.25 7.25 2.25 8.69v8.122c0 1.44 1.555 2.343 2.805 1.628L12 14.471v2.34c0 1.44 1.555 2.343 2.805 1.628l7.108-4.061c1.26-.72 1.26-2.536 0-3.256l-7.108-4.061C13.555 6.346 12 7.249 12 8.689v2.34L5.055 7.061Z" />
+        </svg>
+    }
+}
+
+#[component]
+pub fn Check() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            viewBox="0 0 24 24"
+            fill="currentColor"
+            class="size-6"
+        >
+            <path
+                fill-rule="evenodd"
+                stroke="currentColor"
+                stroke-width="2"
+                d="M19.916 4.626a.75.75 0 0 1 .208 1.04l-9 13.5a.75.75 0 0 1-1.154.114l-6-6a.75.75 0 0 1 1.06-1.06l5.353 5.353 8.493-12.74a.75.75 0 0 1 1.04-.207Z"
+                clip-rule="evenodd"
+            />
+        </svg>
+    }
+}
+
+#[component]
+pub fn Heart() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            viewBox="0 0 24 24"
+            fill="currentColor"
+            class="size-6"
+        >
+            <path d="m11.645 20.91-.007-.003-.022-.012a15.247 15.247 0 0 1-.383-.218 25.18 25.18 0 0 1-4.244-3.17C4.688 15.36 2.25 12.174 2.25 8.25 2.25 5.322 4.714 3 7.688 3A5.5 5.5 0 0 1 12 5.052 5.5 5.5 0 0 1 16.313 3c2.973 0 5.437 2.322 5.437 5.25 0 3.925-2.438 7.111-4.739 9.256a25.175 25.175 0 0 1-4.244 3.17 15.247 15.247 0 0 1-.383.219l-.022.012-.007.004-.003.001a.752.752 0 0 1-.704 0l-.003-.001Z" />
+        </svg>
+    }
+}
+
+#[component]
+pub fn HeartOutline() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            fill="none"
+            viewBox="0 0 24 24"
+            stroke-width="1.5"
+            stroke="currentColor"
+            class="size-6"
+        >
+            <path
+                stroke-linecap="round"
+                stroke-linejoin="round"
+                d="M21 8.25c0-2.485-2.099-4.5-4.688-4.5-1.935 0-3.597 1.126-4.312 2.733-.715-1.607-2.377-2.733-4.313-2.733C5.1 3.75 3 5.765 3 8.25c0 7.22 9 12 9 12s9-4.78 9-12Z"
+            />
+        </svg>
+    }
+}
+
+#[component]
+pub fn ArrowPath() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            viewBox="0 0 24 24"
+            fill="currentColor"
+            class="size-6"
+        >
+            <path
+                fill-rule="evenodd"
+                d="M4.755 10.059a7.5 7.5 0 0 1 12.548-3.364l1.903 1.903h-3.183a.75.75 0 1 0 0 1.5h4.992a.75.75 0 0 0 .75-.75V4.356a.75.75 0 0 0-1.5 0v3.18l-1.9-1.9A9 9 0 0 0 3.306 9.67a.75.75 0 1 0 1.45.388Zm15.408 3.352a.75.75 0 0 0-.919.53 7.5 7.5 0 0 1-12.548 3.364l-1.902-1.903h3.183a.75.75 0 0 0 0-1.5H2.984a.75.75 0 0 0-.75.75v4.992a.75.75 0 0 0 1.5 0v-3.18l1.9 1.9a9 9 0 0 0 15.059-4.035.75.75 0 0 0-.53-.918Z"
+                clip-rule="evenodd"
+            />
+        </svg>
+    }
+}
+
+#[component]
+pub fn PaperAirplaneSolid() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            viewBox="0 0 24 24"
+            fill="currentColor"
+            class="size-6"
+        >
+            <path d="M3.478 2.404a.75.75 0 0 0-.926.941l2.432 7.905H13.5a.75.75 0 0 1 0 1.5H4.984l-2.432 7.905a.75.75 0 0 0 .926.94 60.519 60.519 0 0 0 18.445-8.986.75.75 0 0 0 0-1.218A60.517 60.517 0 0 0 3.478 2.404Z" />
+        </svg>
+    }
+}
+
+#[component]
+pub fn NoSymbol() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            viewBox="0 0 24 24"
+            fill="currentColor"
+            class="size-6"
+        >
+            <path
+                fill-rule="evenodd"
+                d="m6.72 5.66 11.62 11.62A8.25 8.25 0 0 0 6.72 5.66Zm10.56 12.68L5.66 6.72a8.25 8.25 0 0 0 11.62 11.62ZM5.105 5.106c3.807-3.808 9.98-3.808 13.788 0 3.808 3.807 3.808 9.98 0 13.788-3.807 3.808-9.98 3.808-13.788 0-3.808-3.807-3.808-9.98 0-13.788Z"
+                clip-rule="evenodd"
+            />
+        </svg>
+    }
+}
+
+#[component]
+pub fn Trophy() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            fill="none"
+            viewBox="0 0 24 24"
+            stroke-width="1.5"
+            stroke="currentColor"
+            class="size-6"
+        >
+            <path
+                stroke-linecap="round"
+                stroke-linejoin="round"
+                d="M16.5 18.75h-9m9 0a3 3 0 0 1 3 3h-15a3 3 0 0 1 3-3m9 0v-3.375c0-.621-.503-1.125-1.125-1.125h-.871M7.5 18.75v-3.375c0-.621.504-1.125 1.125-1.125h.872m5.007 0H9.497m5.007 0a7.454 7.454 0 0 1-.982-3.172M9.497 14.25a7.454 7.454 0 0 0 .981-3.172M5.25 4.236c-.982.143-1.954.317-2.916.52A6.003 6.003 0 0 0 7.73 9.728M5.25 4.236V4.5c0 2.108.966 3.99 2.48 5.228M5.25 4.236V2.721C7.456 2.41 9.71 2.25 12 2.25c2.291 0 4.545.16 6.75.47v1.516M7.73 9.728a6.726 6.726 0 0 0 2.748 1.35m8.272-6.842V4.5c0 2.108-.966 3.99-2.48 5.228m2.48-5.492a46.32 46.32 0 0 1 2.916.52 6.003 6.003 0 0 1-5.395 4.972m0 0a6.726 6.726 0 0 1-2.749 1.35m0 0a6.772 6.772 0 0 1-3.044 0"
+            />
+        </svg>
+    }
+}
+
+#[component]
+pub fn ArrowTrendingUp() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            fill="none"
+            viewBox="0 0 24 24"
+            stroke-width="1.5"
+            stroke="currentColor"
+            class="size-6"
+        >
+            <path
+                stroke-linecap="round"
+                stroke-linejoin="round"
+                d="M2.25 18 9 11.25l4.306 4.306a11.95 11.95 0 0 1 5.814-5.518l2.74-1.22m0 0-5.94-2.281m5.94 2.28-2.28 5.941"
+            />
+        </svg>
+    }
+}
+
+#[component]
+pub fn ChevronLeft() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            fill="none"
+            viewBox="0 0 24 24"
+            stroke-width="1.5"
+            stroke="currentColor"
+            class="size-6"
+        >
+            <path stroke-linecap="round" stroke-linejoin="round" d="M15.75 19.5 8.25 12l7.5-7.5" />
+        </svg>
+    }
+}
+
+#[component]
+pub fn ChevronRight() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            fill="none"
+            viewBox="0 0 24 24"
+            stroke-width="1.5"
+            stroke="currentColor"
+            class="size-6"
+        >
+            <path stroke-linecap="round" stroke-linejoin="round" d="m8.25 4.5 7.5 7.5-7.5 7.5" />
+        </svg>
+    }
+}
+
+#[component]
+pub fn CodeBracketSquare() -> impl IntoView {
+    view! {
+        <svg
+            xmlns="http://www.w3.org/2000/svg"
+            fill="none"
+            viewBox="0 0 24 24"
+            stroke-width="1.5"
+            stroke="currentColor"
+            class="size-6"
+        >
+            <path
+                stroke-linecap="round"
+                stroke-linejoin="round"
+                d="M14.25 9.75 16.5 12l-2.25 2.25m-4.5 0L7.5 12l2.25-2.25M6 20.25h12A2.25 2.25 0 0 0 20.25 18V6A2.25 2.25 0 0 0 18 3.75H6A2.25 2.25 0 0 0 3.75 6v12A2.25 2.25 0 0 0 6 20.25Z"
+            />
+        </svg>
+    }
+}

crates/ascend/src/components/outlined_box.rs

@@ -0,0 +1,49 @@
+use crate::gradient::Gradient;
+use leptos::prelude::*;
+
+#[component]
+pub fn OutlinedBox(children: Children, color: Gradient, #[prop(optional)] highlight: MaybeProp<bool>) -> impl IntoView {
+    let highlight = move || highlight.get().unwrap_or(false);
+
+    let outer_classes = move || {
+        let mut c = "p-0.5 bg-linear-to-br rounded-lg".to_string();
+        c.push(' ');
+        c.push_str(color.class_from());
+        c.push(' ');
+        c.push_str(color.class_to());
+        if highlight() {
+            c.push(' ');
+            c.push_str("brightness-110");
+        }
+        c
+    };
+
+    let inner_classes = move || {
+        let mut c = "py-1.5 rounded-md".to_string();
+        if highlight() {
+            let bg = match color {
+                Gradient::PinkOrange => "bg-rose-900",
+                Gradient::CyanBlue => "bg-cyan-800",
+                Gradient::TealLime => "bg-emerald-700",
+                Gradient::PurplePink => "bg-fuchsia-950",
+                Gradient::PurpleBlue => "bg-purple-900",
+                Gradient::Orange => "bg-orange-900",
+                Gradient::Pink => "bg-pink-900",
+                Gradient::PinkRed => "bg-fuchsia-950",
+            };
+
+            c.push(' ');
+            c.push_str(bg);
+        } else {
+            c.push(' ');
+            c.push_str("bg-gray-900");
+        }
+        c
+    };
+
+    view! {
+        <div class=outer_classes>
+            <div class=inner_classes>{children()}</div>
+        </div>
+    }
+}

crates/ascend/src/components/problem.rs

@@ -0,0 +1,66 @@
+use crate::models::HoldRole;
+use crate::models::{self};
+use leptos::prelude::*;
+
+/// Displays a grid of the problem
+#[component]
+#[tracing::instrument(skip_all)]
+pub fn Problem(
+    /// Wall dimensions
+    #[prop(into)]
+    dim: Signal<models::WallDimensions>,
+
+    /// Problem (route)
+    #[prop(into)]
+    problem: Signal<models::Problem>,
+) -> impl IntoView {
+    let holds = move || {
+        let mut holds = vec![];
+        for row in 0..dim.get().rows {
+            for col in 0..dim.get().cols {
+                let hold_position = models::HoldPosition { row, col };
+                let role = move || problem.read().pattern.pattern.get(&hold_position).copied();
+                let role = Signal::derive(role);
+                let hold = view! { <Hold role /> };
+                holds.push(hold);
+            }
+        }
+        holds.into_iter().collect_view()
+    };
+
+    let style = move || {
+        let grid_rows = crate::css::grid_rows_n(dim.get().rows);
+        let grid_cols = crate::css::grid_cols_n(dim.get().cols);
+        [grid_rows, grid_cols].join(" ")
+    };
+
+    view! {
+        <div class="grid gap-8 grid-cols-[auto_1fr]">
+            <div style=style class="grid gap-3">
+                {holds}
+            </div>
+        </div>
+    }
+}
+
+#[component]
+#[tracing::instrument(skip_all)]
+fn Hold(#[prop(into)] role: Signal<Option<HoldRole>>) -> impl IntoView {
+    let class = move || {
+        let role_classes = match role.get() {
+            Some(HoldRole::Start) => Some("outline outline-offset-2 outline-green-500"),
+            Some(HoldRole::Normal) => Some("outline outline-offset-2 outline-blue-500"),
+            Some(HoldRole::Zone) => Some("outline outline-offset-2 outline-amber-500"),
+            Some(HoldRole::End) => Some("outline outline-offset-2 outline-red-500"),
+            None => Some("brightness-50"),
+        };
+        let mut s = "min-w-2 bg-sky-100 aspect-square rounded-sm".to_string();
+        if let Some(c) = role_classes {
+            s.push(' ');
+            s.push_str(c);
+        }
+        s
+    };
+
+    view! { <div class=class /> }
+}

crates/ascend/src/components/problem_info.rs

@@ -0,0 +1,29 @@
+use crate::models;
+use leptos::prelude::*;
+
+#[component]
+#[tracing::instrument(skip_all)]
+pub fn ProblemInfo(#[prop(into)] problem: Signal<models::Problem>) -> impl IntoView {
+    tracing::trace!("Enter problem info");
+
+    let method = Signal::derive(move || problem.read().method.to_string());
+    // let name = Signal::derive(move || problem.read().name.clone());
+    // let set_by = Signal::derive(move || problem.read().set_by.clone());
+
+    view! {
+        <div class="grid grid-rows-none gap-x-0.5 gap-y-1 grid-cols-[auto_1fr]">
+            <NameValue name="Method:" value=method />
+        // <NameValue name="Name:" value=name />
+        // <NameValue name="Set By:" value=set_by />
+        </div>
+    }
+}
+
+#[component]
+#[tracing::instrument(skip_all)]
+fn NameValue(#[prop(into)] name: Signal<String>, #[prop(into)] value: Signal<String>) -> impl IntoView {
+    view! {
+        <p class="mr-4 font-light text-right text-orange-300">{name.get()}</p>
+        <p class="text-white">{value.get()}</p>
+    }
+}

crates/ascend/src/css.rs

@@ -0,0 +1,9 @@
+/// Tailwind's grid-rows-<n>
+pub fn grid_rows_n(n: u64) -> String {
+    format!("grid-template-rows: repeat({n}, minmax(0, 1fr));")
+}
+
+/// Tailwind's grid-cols-<n>
+pub fn grid_cols_n(n: u64) -> String {
+    format!("grid-template-columns: repeat({n}, minmax(0, 1fr));")
+}

crates/ascend/src/gradient.rs

@@ -0,0 +1,52 @@
+#[derive(Debug, Copy, Clone, Default)]
+pub enum Gradient {
+    PurpleBlue,
+    PinkOrange,
+    CyanBlue,
+    TealLime,
+    PurplePink,
+    #[default]
+    Orange,
+    Pink,
+    PinkRed,
+}
+impl Gradient {
+    pub fn class_from(&self) -> &'static str {
+        match self {
+            Gradient::PinkOrange => "from-pink-500",
+            Gradient::CyanBlue => "from-cyan-500",
+            Gradient::TealLime => "from-teal-300",
+            Gradient::PurplePink => "from-purple-500",
+            Gradient::PurpleBlue => "from-purple-600",
+            Gradient::Orange => "from-orange-400",
+            Gradient::Pink => "from-pink-400",
+            Gradient::PinkRed => "from-pink-400",
+        }
+    }
+
+    pub fn class_to(&self) -> &'static str {
+        match self {
+            Gradient::PinkOrange => "to-orange-400",
+            Gradient::CyanBlue => "to-blue-500",
+            Gradient::TealLime => "to-lime-300",
+            Gradient::PurplePink => "to-pink-500",
+            Gradient::PurpleBlue => "to-blue-500",
+            Gradient::Orange => "to-orange-500",
+            Gradient::Pink => "to-pink-500",
+            Gradient::PinkRed => "to-red-500",
+        }
+    }
+
+    pub fn class_text(&self) -> &'static str {
+        match self {
+            Gradient::PinkOrange => "text-rose-400",
+            Gradient::CyanBlue => "text-cyan-500",
+            Gradient::TealLime => "text-emerald-300",
+            Gradient::PurplePink => "text-fuchsia-500",
+            Gradient::PurpleBlue => "text-purple-600",
+            Gradient::Orange => "text-orange-400",
+            Gradient::Pink => "text-pink-400",
+            Gradient::PinkRed => "text-pink-400",
+        }
+    }
+}

crates/ascend/src/lib.rs

@@ -1,21 +1,17 @@
 pub mod app;
-pub mod pages {
-    pub mod edit_wall;
-    pub mod routes;
-    pub mod wall;
-}
-pub mod components {
-    pub mod button;
-    pub mod header;
-}
-
 pub mod codec;
+pub mod components;
+pub mod css;
+pub mod gradient;
+pub mod models;
+pub mod pages;
+pub mod resources;
+pub mod server_functions;
+pub mod tracing;
 
 #[cfg(feature = "ssr")]
 pub mod server;
 
-pub mod models;
-
 #[cfg(feature = "hydrate")]
 #[wasm_bindgen::prelude::wasm_bindgen]
 pub fn hydrate() {
@@ -24,9 +20,14 @@ pub fn hydrate() {
     console_error_panic_hook::set_once();
 
     tracing_subscriber::fmt()
+        .with_env_filter(
+            tracing_subscriber::EnvFilter::builder()
+                .with_default_directive(::tracing::level_filters::LevelFilter::DEBUG.into())
+                .from_env_lossy(),
+        )
         .with_writer(
             // To avoide trace events in the browser from showing their JS backtrace
-            tracing_subscriber_wasm::MakeConsoleWriter::default().map_trace_level_to(tracing::Level::DEBUG),
+            tracing_subscriber_wasm::MakeConsoleWriter::default().map_trace_level_to(::tracing::Level::DEBUG),
         )
         // For some reason, if we don't do this in the browser, we get a runtime error.
         .without_time()

crates/ascend/src/models.rs

@@ -1,71 +1,291 @@
 //! Shared models between server and client code.
 
-use serde::Deserialize;
+pub use v1::HoldPosition;
-use serde::Serialize;
+pub use v1::HoldRole;
-use std::collections::BTreeMap;
+pub use v2::Hold;
+pub use v2::Image;
+pub use v2::ImageFilename;
+pub use v2::ImageResolution;
+pub use v2::ImageUid;
+pub use v2::Method;
+pub use v2::Root;
+pub use v2::WallDimensions;
+pub use v2::WallUid;
+pub use v3::Attempt;
+pub use v4::DatedAttempt;
+pub use v4::Pattern;
+pub use v4::Problem;
+pub use v4::Transformation;
+pub use v4::UserInteraction;
+pub use v4::Wall;
 
-#[derive(Serialize, Deserialize, Clone, Debug)]
+mod semantics;
-pub struct Wall {
+
-    pub rows: u64,
+pub mod v4 {
-    pub cols: u64,
+    use super::v1;
-    pub holds: BTreeMap<HoldPosition, Hold>,
+    use super::v2;
+    use super::v3;
+    use chrono::DateTime;
+    use chrono::Utc;
+    use serde::Deserialize;
+    use serde::Serialize;
+    use std::collections::BTreeMap;
+    use std::collections::BTreeSet;
+
+    #[derive(Serialize, Deserialize, Debug, Clone)]
+    pub struct Wall {
+        pub uid: v2::WallUid,
+        pub wall_dimensions: v2::WallDimensions,
+        pub holds: BTreeMap<v1::HoldPosition, v2::Hold>,
+
+        /// Canonicalized.
+        pub problems: BTreeSet<Problem>,
+    }
+
+    #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
+    pub struct Problem {
+        pub pattern: Pattern,
+        pub method: v2::Method,
+    }
+
+    #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
+    pub struct Pattern {
+        pub pattern: BTreeMap<v1::HoldPosition, v1::HoldRole>,
+    }
+
+    #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Copy, Default)]
+    pub struct Transformation {
+        pub shift_right: u64,
+        pub mirror: bool,
+    }
+
+    #[derive(Serialize, Deserialize, Debug, Clone)]
+    pub struct UserInteraction {
+        pub wall_uid: v2::WallUid,
+        pub problem: Problem,
+
+        /// Dates on which this problem was attempted, and how it went
+        pub attempted_on: BTreeMap<chrono::DateTime<chrono::Utc>, v3::Attempt>,
+
+        /// Is among favorite problems
+        pub is_favorite: bool,
+    }
+
+    #[derive(Debug, Clone, Copy)]
+    pub struct DatedAttempt {
+        pub date_time: DateTime<Utc>,
+        pub attempt: v3::Attempt,
+    }
 }
-impl Wall {
+
-    pub fn new(rows: u64, cols: u64) -> Self {
+pub mod v3 {
-        let mut holds = BTreeMap::new();
+    use super::v2;
-        for row in 0..rows {
+    use derive_more::Display;
-            for col in 0..cols {
+    use serde::Deserialize;
-                let position = HoldPosition { row, col };
+    use serde::Serialize;
-                let hold = Hold { position, image: None };
+    use std::collections::BTreeMap;
-                holds.insert(position, hold);
+
+    /// Registers user interaction with a problem
+    #[derive(Serialize, Deserialize, Debug, Clone)]
+    pub struct UserInteraction {
+        pub wall_uid: v2::WallUid,
+        pub problem_uid: v2::ProblemUid,
+
+        /// Dates on which this problem was attempted, and how it went
+        pub attempted_on: BTreeMap<chrono::DateTime<chrono::Utc>, Attempt>,
+
+        /// Is among favorite problems
+        pub is_favorite: bool,
+
+        /// Added to personal challenges
+        pub is_saved: bool,
+    }
+
+    #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Copy, Display)]
+    pub enum Attempt {
+        /// Tried to climb problem, but was not able to.
+        Attempt,
+
+        /// Climbed problem, but not flashed.
+        Send,
+
+        /// Flashed problem.
+        Flash,
+    }
+}
+
+pub mod v2 {
+    use super::v1;
+    use derive_more::Display;
+    use serde::Deserialize;
+    use serde::Serialize;
+    use std::collections::BTreeMap;
+    use std::collections::BTreeSet;
+
+    #[derive(Serialize, Deserialize, Debug)]
+    pub struct Root {
+        pub walls: BTreeSet<WallUid>,
+    }
+
+    #[derive(Serialize, Deserialize, Debug, Clone)]
+    pub struct Wall {
+        pub uid: WallUid,
+
+        pub rows: u64,
+        pub cols: u64,
+
+        pub holds: BTreeMap<v1::HoldPosition, Hold>,
+        pub problems: BTreeSet<ProblemUid>,
+    }
+
+    #[derive(Debug, Copy, Clone, PartialEq, Eq, Serialize, Deserialize)]
+    pub struct WallDimensions {
+        pub rows: u64,
+        pub cols: u64,
+    }
+
+    #[derive(Serialize, Deserialize, Debug, PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Hash, derive_more::FromStr, derive_more::Display)]
+    pub struct WallUid(pub uuid::Uuid);
+
+    #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
+    pub struct Problem {
+        pub uid: ProblemUid,
+        pub name: String,
+        pub set_by: String,
+        pub holds: BTreeMap<v1::HoldPosition, v1::HoldRole>,
+        pub method: Method,
+        pub date_added: chrono::DateTime<chrono::Utc>,
+    }
+
+    #[derive(Serialize, Deserialize, Debug, PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Hash, derive_more::FromStr, derive_more::Display)]
+    pub struct ProblemUid(pub uuid::Uuid);
+
+    #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Display, Copy, Hash)]
+    pub enum Method {
+        #[display("Feet follow hands")]
+        FeetFollowHands,
+
+        #[display("Footless plus kickboard")]
+        FootlessPlusKickboard,
+
+        #[display("Footless")]
+        Footless,
+    }
+
+    #[derive(Serialize, Deserialize, Clone, Debug)]
+    pub struct Hold {
+        pub position: v1::HoldPosition,
+        pub image: Option<Image>,
+    }
+
+    #[derive(Serialize, Deserialize, Clone, Debug)]
+    pub struct Image {
+        pub uid: ImageUid,
+        pub resolutions: BTreeMap<ImageResolution, ImageFilename>,
+    }
+
+    #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
+    pub struct ImageResolution {
+        pub width: u64,
+        pub height: u64,
+    }
+
+    #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
+    pub struct ImageFilename {
+        pub filename: String,
+    }
+
+    #[derive(Serialize, Deserialize, Debug, PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Hash, derive_more::FromStr, derive_more::Display)]
+    pub struct ImageUid(pub uuid::Uuid);
+}
+
+pub mod v1 {
+    use serde::Deserialize;
+    use serde::Serialize;
+    use smart_default::SmartDefault;
+    use std::collections::BTreeMap;
+    use std::collections::BTreeSet;
+
+    const STATE_VERSION: u64 = 1;
+
+    #[derive(Serialize, Deserialize, Clone, Debug, SmartDefault)]
+    pub struct PersistentState {
+        /// State schema version
+        #[default(STATE_VERSION)]
+        pub version: u64,
+
+        pub wall: Wall,
+        pub problems: Problems,
+    }
+
+    #[derive(Serialize, Deserialize, Clone, Debug, Default)]
+    pub struct Problems {
+        pub problems: BTreeSet<Problem>,
+    }
+
+    #[derive(Serialize, Deserialize, Clone, Debug)]
+    pub struct Wall {
+        pub rows: u64,
+        pub cols: u64,
+        pub holds: BTreeMap<HoldPosition, Hold>,
+    }
+    impl Wall {
+        pub fn new(rows: u64, cols: u64) -> Self {
+            let mut holds = BTreeMap::new();
+            for row in 0..rows {
+                for col in 0..cols {
+                    let position = HoldPosition { row, col };
+                    let hold = Hold { position, image: None };
+                    holds.insert(position, hold);
+                }
             }
+            Self { rows, cols, holds }
         }
-        Self { rows, cols, holds }
+    }
+    impl Default for Wall {
+        fn default() -> Self {
+            Self::new(12, 12)
+        }
+    }
+
+    #[derive(Serialize, Deserialize, Clone, Debug, Default, PartialEq, Eq, Hash, PartialOrd, Ord, Copy)]
+    pub struct HoldPosition {
+        /// Starting from 0
+        pub row: u64,
+
+        /// Starting from 0
+        pub col: u64,
+    }
+
+    #[derive(Serialize, Deserialize, Clone, Debug, Default, PartialEq, Eq, Hash, PartialOrd, Ord)]
+    pub struct Problem {
+        pub holds: BTreeMap<HoldPosition, HoldRole>,
+    }
+
+    /// The role of a hold on a route
+    #[derive(Serialize, Deserialize, Clone, Debug, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
+    pub enum HoldRole {
+        /// Start hold
+        Start,
+
+        /// Any hold on the route without a specific role
+        Normal,
+
+        /// Zone hold
+        Zone,
+
+        /// End hold
+        End,
+    }
+
+    #[derive(Serialize, Deserialize, Clone, Debug)]
+    pub struct Hold {
+        pub position: HoldPosition,
+        pub image: Option<Image>,
+    }
+
+    #[derive(Serialize, Deserialize, Clone, Debug)]
+    pub struct Image {
+        pub filename: String,
     }
 }
-impl Default for Wall {
-    fn default() -> Self {
-        Self::new(12, 12)
-    }
-}
-
-#[derive(Serialize, Deserialize, Clone, Debug, Default, PartialEq, Eq, Hash, PartialOrd, Ord, Copy)]
-pub struct HoldPosition {
-    /// Starting from 0
-    pub row: u64,
-
-    /// Starting from 0
-    pub col: u64,
-}
-
-#[derive(Serialize, Deserialize, Clone, Debug, Default, PartialEq, Eq, Hash, PartialOrd, Ord)]
-pub struct Problem {
-    pub holds: BTreeMap<HoldPosition, HoldRole>,
-}
-
-/// The role of a hold on a route
-#[derive(Serialize, Deserialize, Clone, Debug, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
-pub enum HoldRole {
-    /// Start hold
-    Start,
-
-    /// Any hold on the route without a specific role
-    Normal,
-
-    /// Zone hold
-    Zone,
-
-    /// End hold
-    End,
-}
-
-#[derive(Serialize, Deserialize, Clone, Debug, Default)]
-pub struct Hold {
-    pub position: HoldPosition,
-    pub image: Option<Image>,
-}
-
-#[derive(Serialize, Deserialize, Clone, Debug, Default)]
-pub struct Image {
-    pub filename: String,
-}

crates/ascend/src/models/semantics.rs

@@ -0,0 +1,295 @@
+use super::*;
+use crate::gradient::Gradient;
+use chrono::DateTime;
+use chrono::Utc;
+use std::collections::BTreeMap;
+use std::collections::HashSet;
+
+impl Problem {
+    /// Returns all possible transformations for the pattern. Not for the method.
+    #[must_use]
+    pub fn transformations(&self, wall_dimensions: WallDimensions) -> HashSet<Self> {
+        self.pattern
+            .transformations(wall_dimensions)
+            .into_iter()
+            .map(|pattern| Self {
+                pattern,
+                method: self.method,
+            })
+            .collect()
+    }
+}
+
+impl Pattern {
+    #[must_use]
+    pub fn canonicalize(&self) -> Self {
+        let mut pattern = self.clone();
+        let min_col = pattern.pattern.keys().map(|hold_position| hold_position.col).min().unwrap_or(0);
+        pattern.pattern = pattern
+            .pattern
+            .iter()
+            .map(|(hold_position, hold_role)| {
+                let hold_position = HoldPosition {
+                    row: hold_position.row,
+                    col: hold_position.col - min_col,
+                };
+                (hold_position, *hold_role)
+            })
+            .collect();
+        std::cmp::min(pattern.mirror(), pattern)
+    }
+
+    #[must_use]
+    pub fn shift_left(&self, shift: u64) -> Option<Self> {
+        // Out of bounds check
+        if let Some(min_col) = self.pattern.keys().map(|hold_position| hold_position.col).min() {
+            if shift > min_col {
+                return None;
+            }
+        }
+
+        let pattern: BTreeMap<HoldPosition, HoldRole> = self
+            .pattern
+            .iter()
+            .map(|(hold_position, hold_role)| {
+                let mut hold_position = *hold_position;
+                hold_position.col -= shift;
+                (hold_position, *hold_role)
+            })
+            .collect();
+
+        Some(Self { pattern })
+    }
+
+    #[must_use]
+    pub fn shift_right(&self, wall_dimensions: WallDimensions, shift: u64) -> Option<Self> {
+        // Out of bounds check
+        if let Some(max_col) = self.pattern.keys().map(|hold_position| hold_position.col).max() {
+            if max_col + shift >= wall_dimensions.cols {
+                return None;
+            }
+        }
+
+        let pattern: BTreeMap<HoldPosition, HoldRole> = self
+            .pattern
+            .iter()
+            .map(|(hold_position, hold_role)| {
+                let mut hold_position = *hold_position;
+                hold_position.col += shift;
+                (hold_position, *hold_role)
+            })
+            .collect();
+
+        Some(Self { pattern })
+    }
+
+    #[must_use]
+    pub fn mirror(&self) -> Self {
+        let mut pattern = self.clone();
+
+        let min_col = pattern.pattern.keys().map(|hold_position| hold_position.col).min().unwrap_or(0);
+        let max_col = pattern.pattern.keys().map(|hold_position| hold_position.col).max().unwrap_or(0);
+
+        pattern.pattern = pattern
+            .pattern
+            .iter()
+            .map(|(hold_position, hold_role)| {
+                let HoldPosition { row, col } = *hold_position;
+                let mut mirrored_col = col;
+                mirrored_col += 2 * (max_col - col);
+                mirrored_col -= max_col - min_col;
+                let hold_position = HoldPosition { row, col: mirrored_col };
+                (hold_position, *hold_role)
+            })
+            .collect();
+
+        pattern
+    }
+
+    /// Returns all possible transformations for the pattern
+    #[must_use]
+    pub fn transformations(&self, wall_dimensions: WallDimensions) -> HashSet<Self> {
+        let mut transformations = HashSet::new();
+
+        let pattern = self.canonicalize();
+        for mut pat in [pattern.mirror(), pattern] {
+            transformations.insert(pat.clone());
+            while let Some(p) = pat.shift_right(wall_dimensions, 1) {
+                transformations.insert(p.clone());
+                pat = p;
+            }
+        }
+
+        transformations
+    }
+}
+
+impl UserInteraction {
+    pub(crate) fn new(wall_uid: WallUid, problem: Problem) -> Self {
+        Self {
+            wall_uid,
+            problem,
+            is_favorite: false,
+            attempted_on: BTreeMap::new(),
+        }
+    }
+
+    pub(crate) fn latest_attempt(&self) -> Option<DatedAttempt> {
+        self.attempted_on.last_key_value().map(Into::into)
+    }
+
+    pub(crate) fn todays_attempt(&self) -> Option<Attempt> {
+        self.latest_attempt()
+            .filter(|latest_attempt| {
+                let today_local_naive = chrono::Local::now().date_naive();
+                let datetime_local_naive = latest_attempt.date_time.with_timezone(&chrono::Local).date_naive();
+                datetime_local_naive == today_local_naive
+            })
+            .map(|dated_attempt| dated_attempt.attempt)
+    }
+
+    pub(crate) fn best_attempt(&self) -> Option<DatedAttempt> {
+        self.attempted_on.iter().max_by_key(|(_date_time, attempt)| *attempt).map(Into::into)
+    }
+
+    pub(crate) fn attempted_on(&self) -> impl IntoIterator<Item = DatedAttempt> {
+        self.attempted_on.iter().rev().map(Into::into)
+    }
+}
+
+impl From<(DateTime<Utc>, Attempt)> for DatedAttempt {
+    fn from(value: (DateTime<Utc>, Attempt)) -> Self {
+        let (date_time, attempt) = value;
+        DatedAttempt { date_time, attempt }
+    }
+}
+
+impl From<&(DateTime<Utc>, Attempt)> for DatedAttempt {
+    fn from(value: &(DateTime<Utc>, Attempt)) -> Self {
+        let &(date_time, attempt) = value;
+        DatedAttempt { date_time, attempt }
+    }
+}
+
+impl From<(&DateTime<Utc>, &Attempt)> for DatedAttempt {
+    fn from(value: (&DateTime<Utc>, &Attempt)) -> Self {
+        let (&date_time, &attempt) = value;
+        DatedAttempt { date_time, attempt }
+    }
+}
+
+impl WallUid {
+    #[expect(dead_code)]
+    pub(crate) fn create() -> Self {
+        Self(uuid::Uuid::new_v4())
+    }
+    #[expect(dead_code)]
+    pub(crate) fn min() -> Self {
+        Self(uuid::Uuid::nil())
+    }
+    #[expect(dead_code)]
+    pub(crate) fn max() -> Self {
+        Self(uuid::Uuid::max())
+    }
+}
+
+impl Image {
+    pub(crate) fn srcset(&self) -> String {
+        self.resolutions
+            .iter()
+            .map(|(res, filename)| format!("/files/holds/{} {}w", filename.filename, res.width))
+            .collect::<Vec<String>>()
+            .join(", ")
+    }
+}
+
+impl ImageUid {
+    pub(crate) fn create() -> Self {
+        Self(uuid::Uuid::new_v4())
+    }
+}
+
+impl Attempt {
+    pub(crate) fn icon(&self) -> crate::components::icons::Icon {
+        use crate::components::icons::Icon;
+        match self {
+            Attempt::Attempt => Icon::ArrowTrendingUp,
+            Attempt::Send => Icon::Trophy,
+            Attempt::Flash => Icon::BoltSolid,
+        }
+    }
+
+    pub(crate) fn gradient(&self) -> Gradient {
+        match self {
+            Attempt::Attempt => Gradient::PinkOrange,
+            Attempt::Send => Gradient::TealLime,
+            Attempt::Flash => Gradient::CyanBlue,
+        }
+    }
+}
+
+impl std::str::FromStr for Problem {
+    type Err = ron::Error;
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        let problem = ron::from_str(s)?;
+        Ok(problem)
+    }
+}
+
+impl std::fmt::Display for Problem {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        let s = ron::to_string(self).unwrap();
+        write!(f, "{s}")?;
+        Ok(())
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test_try::test_try]
+    fn canonicalize_empty_pattern() {
+        let pattern = Pattern {
+            pattern: [].into_iter().collect(),
+        };
+        let canonicalized = pattern.canonicalize();
+        assert_eq!(pattern, canonicalized);
+        let mirrored = pattern.mirror();
+        assert_eq!(pattern, mirrored);
+    }
+
+    #[test_try::test_try]
+    fn canonicalize_pattern() {
+        let pattern = Pattern {
+            pattern: [
+                (HoldPosition { row: 0, col: 1 }, HoldRole::End),
+                (HoldPosition { row: 7, col: 6 }, HoldRole::Start),
+            ]
+            .into_iter()
+            .collect(),
+        };
+
+        let canonicalized = pattern.canonicalize();
+
+        assert_eq!(canonicalized.pattern[&HoldPosition { row: 0, col: 0 }], HoldRole::End);
+        assert_eq!(canonicalized.pattern[&HoldPosition { row: 7, col: 5 }], HoldRole::Start);
+    }
+
+    #[test_try::test_try]
+    fn mirror_pattern() {
+        let pattern = Pattern {
+            pattern: [
+                (HoldPosition { row: 0, col: 1 }, HoldRole::End),
+                (HoldPosition { row: 7, col: 6 }, HoldRole::Start),
+            ]
+            .into_iter()
+            .collect(),
+        };
+
+        let mirrored = pattern.mirror();
+
+        assert_eq!(mirrored.pattern[&HoldPosition { row: 0, col: 6 }], HoldRole::End);
+        assert_eq!(mirrored.pattern[&HoldPosition { row: 7, col: 1 }], HoldRole::Start);
+    }
+}

crates/ascend/src/pages.rs

@@ -0,0 +1,3 @@
+pub mod holds;
+pub mod settings;
+pub mod wall;

crates/ascend/src/pages/edit_wall.rs

@@ -1,188 +0,0 @@
-use crate::codec::ron::RonCodec;
-use crate::components::header::HeaderItem;
-use crate::components::header::HeaderItems;
-use crate::components::header::StyledHeader;
-use crate::models;
-use crate::models::HoldPosition;
-use crate::models::Wall;
-use leptos::ev::Event;
-use leptos::html::Input;
-use leptos::prelude::*;
-use serde::Deserialize;
-use serde::Serialize;
-use server_fn::codec::Cbor;
-use std::ops::Deref;
-use wasm_bindgen::JsCast;
-use wasm_bindgen::prelude::*;
-use web_sys::FileList;
-
-#[component]
-pub fn EditWall() -> impl leptos::IntoView {
-    let load = async move {
-        // TODO: What to do about this unwrap?
-        load_initial_data().await.unwrap()
-    };
-
-    let header_items = HeaderItems {
-        left: vec![HeaderItem {
-            text: "← Ascend".to_string(),
-            link: Some("/".to_string()),
-        }],
-        middle: vec![HeaderItem {
-            text: "EDIT WALL".to_string(),
-            link: None,
-        }],
-        right: vec![],
-    };
-
-    leptos::view! {
-        <div class="min-w-screen min-h-screen bg-slate-900">
-            <StyledHeader items=header_items />
-
-            <div class="container mx-auto mt-2">
-                <Await future=load let:data>
-                    <Ready data=data.deref().to_owned() />
-                </Await>
-            </div>
-        </div>
-    }
-}
-
-#[component]
-fn Ready(data: InitialData) -> impl leptos::IntoView {
-    tracing::debug!("ready");
-
-    let mut holds = vec![];
-    for hold in data.wall.holds.values().cloned() {
-        holds.push(view! { <Hold hold /> });
-    }
-
-    let grid_classes = format!("grid grid-rows-{} grid-cols-{} gap-3", data.wall.rows, data.wall.cols);
-
-    view! {
-        <div>
-            <p class="my-4 font-semibold">"Click hold to replace image"</p>
-            <div class=move || { grid_classes.clone() }>{holds}</div>
-        </div>
-    }
-}
-
-#[component]
-fn Hold(hold: models::Hold) -> impl leptos::IntoView {
-    let hold_position = hold.position;
-    let file_input_ref = NodeRef::<Input>::new();
-
-    let open_camera = move |_| {
-        if let Some(input) = file_input_ref.get() {
-            input.click(); // Trigger the file input click programmatically
-        }
-    };
-
-    let upload = Action::from(ServerAction::<SetImage>::new());
-
-    let hold = Signal::derive(move || {
-        let refreshed = upload.value().get().map(Result::unwrap);
-        refreshed.unwrap_or(hold.clone())
-    });
-
-    // Callback to handle file selection
-    let on_file_input = move |event: Event| {
-        let files: FileList = event.target().unwrap().unchecked_ref::<web_sys::HtmlInputElement>().files().unwrap();
-        let file = files.item(0).unwrap();
-
-        let file_reader = web_sys::FileReader::new().unwrap();
-        file_reader.read_as_array_buffer(&file).unwrap();
-
-        let on_load = Closure::wrap(Box::new(move |event: Event| {
-            let file_reader: web_sys::FileReader = event.target().unwrap().dyn_into().unwrap();
-            let file = file_reader.result().unwrap();
-            let file = web_sys::js_sys::Uint8Array::new(&file);
-
-            let mut file_contents = vec![0; file.length() as usize];
-            file.copy_to(&mut file_contents);
-
-            tracing::debug!("bytes: {:?}", &file_contents.len());
-
-            let image = Image {
-                file_name: "foo".to_string(),
-                file_contents,
-            };
-
-            upload.dispatch(SetImage { hold_position, image });
-        }) as Box<dyn FnMut(_)>);
-
-        file_reader.set_onload(Some(on_load.as_ref().unchecked_ref()));
-        on_load.forget();
-    };
-
-    let img = move || {
-        hold.read().image.as_ref().map(|img| {
-            let src = format!("/files/holds/{}", img.filename);
-            view! { <img class="object-cover w-full h-full" src=src /> }
-        })
-    };
-
-    view! {
-        <button on:click=open_camera>
-            <div class="bg-indigo-100 aspect-square rounded">{img}</div>
-        </button>
-
-        <input
-            node_ref=file_input_ref
-            type="file"
-            accept="image/*"
-            capture="user"
-            style="display: none;"
-            on:input=on_file_input
-        />
-    }
-}
-
-#[derive(Debug, Serialize, Deserialize, Clone)]
-pub struct InitialData {
-    wall: Wall,
-}
-
-#[derive(Debug, Serialize, Deserialize, Clone)]
-pub struct Image {
-    file_name: String,
-    file_contents: Vec<u8>,
-}
-
-#[server]
-async fn load_initial_data() -> Result<RonCodec<InitialData>, ServerFnError> {
-    use crate::server::state::State;
-
-    let state = expect_context::<State>();
-
-    let wall = state.persistent.with(|s| s.wall.clone()).await;
-    Ok(RonCodec::new(InitialData { wall }))
-}
-
-#[server(name = SetImage, input = Cbor)]
-#[tracing::instrument(skip(image))]
-async fn set_image(hold_position: HoldPosition, image: Image) -> Result<models::Hold, ServerFnError> {
-    tracing::info!("Setting image, {}, {} bytes", image.file_name, image.file_contents.len());
-
-    use crate::server::state::State;
-
-    // TODO: Fix file extension presumption, and possibly use uuid
-    let filename = format!("row{}_col{}.jpg", hold_position.row, hold_position.col);
-    tokio::fs::create_dir_all("datastore/public/holds").await?;
-    tokio::fs::write(format!("datastore/public/holds/{filename}"), image.file_contents).await?;
-
-    let state = expect_context::<State>();
-    state
-        .persistent
-        .update(|s| {
-            if let Some(hold) = s.wall.holds.get_mut(&hold_position) {
-                hold.image = Some(models::Image { filename });
-            }
-        })
-        .await?;
-
-    // Return updated hold
-    let hold = state.persistent.with(|s| s.wall.holds.get(&hold_position).cloned().unwrap()).await;
-
-    Ok(hold)
-}

crates/ascend/src/pages/holds.rs

@@ -0,0 +1,251 @@
+use crate::codec::ron::Ron;
+use crate::codec::ron::RonEncoded;
+use crate::components::StyledHeader;
+use crate::components::header::HeaderItem;
+use crate::components::header::HeaderItems;
+use crate::models;
+use crate::models::HoldPosition;
+use crate::models::WallUid;
+use leptos::Params;
+use leptos::ev::Event;
+use leptos::html::Input;
+use leptos::prelude::*;
+use leptos_router::params::Params;
+use serde::Deserialize;
+use serde::Serialize;
+use server_fn::codec::Cbor;
+use wasm_bindgen::JsCast;
+use wasm_bindgen::prelude::*;
+use web_sys::FileList;
+
+#[derive(Params, PartialEq, Clone)]
+struct RouteParams {
+    wall_uid: Option<models::WallUid>,
+}
+
+#[component]
+pub fn Page() -> impl IntoView {
+    let params = leptos_router::hooks::use_params::<RouteParams>();
+    let wall_uid = Signal::derive(move || {
+        params
+            .get()
+            .expect("gets wall_uid from URL")
+            .wall_uid
+            .expect("wall_uid param is never None")
+    });
+
+    let wall = crate::resources::wall_by_uid(wall_uid);
+
+    let header_items = move || HeaderItems {
+        left: vec![HeaderItem {
+            text: "← Ascend".to_string(),
+            link: Some(format!("/wall/{}", wall_uid.get())),
+        }],
+        middle: vec![HeaderItem {
+            text: "HOLDS".to_string(),
+            link: None,
+        }],
+        right: vec![],
+    };
+
+    leptos::view! {
+        <div class="min-h-screen min-w-screen bg-slate-900">
+            <StyledHeader items=Signal::derive(header_items) />
+
+            <div class="container mx-auto mt-2">
+                <Suspense fallback=move || {
+                    view! { <p>"Loading..."</p> }
+                }>
+                    {move || Suspend::new(async move {
+                        let wall = wall.await;
+                        view! {
+                            <ErrorBoundary fallback=|_errors| {
+                                "error"
+                            }>
+                                {move || -> Result<_, ServerFnError> {
+                                    let wall = wall.clone()?;
+                                    Ok(view! { <Ready wall /> })
+                                }}
+                            </ErrorBoundary>
+                        }
+                    })}
+                </Suspense>
+            </div>
+        </div>
+    }
+}
+
+#[component]
+fn Ready(wall: models::Wall) -> impl IntoView {
+    tracing::debug!("ready");
+
+    let mut holds = vec![];
+    for hold in wall.holds.values().cloned() {
+        holds.push(view! { <Hold wall_uid=wall.uid hold /> });
+    }
+
+    let style = {
+        let grid_rows = crate::css::grid_rows_n(wall.wall_dimensions.rows);
+        let grid_cols = crate::css::grid_cols_n(wall.wall_dimensions.cols);
+        [grid_rows, grid_cols].join(" ")
+    };
+
+    view! {
+        <div>
+            <p class="my-4 font-semibold">"Click hold to replace image"</p>
+            <div style=style class="grid gap-3">
+                {holds}
+            </div>
+        </div>
+    }
+}
+
+#[component]
+fn Hold(wall_uid: models::WallUid, hold: models::Hold) -> impl IntoView {
+    let hold_position = hold.position;
+    let file_input_ref = NodeRef::<Input>::new();
+
+    let open_camera = move |_| {
+        if let Some(input) = file_input_ref.get() {
+            input.click(); // Trigger the file input click programmatically
+        }
+    };
+
+    let upload = ServerAction::<SetImage>::new();
+
+    let hold = Signal::derive(move || {
+        let refreshed = upload.value().get().map(Result::unwrap);
+        refreshed.map(RonEncoded::into_inner).unwrap_or(hold.clone())
+    });
+
+    // Callback to handle file selection
+    let on_file_input = move |event: Event| {
+        let files: FileList = event.target().unwrap().unchecked_ref::<web_sys::HtmlInputElement>().files().unwrap();
+        let file = files.item(0).unwrap();
+
+        let file_reader = web_sys::FileReader::new().unwrap();
+        file_reader.read_as_array_buffer(&file).unwrap();
+
+        let on_load = Closure::wrap(Box::new(move |event: Event| {
+            let file_reader: web_sys::FileReader = event.target().unwrap().dyn_into().unwrap();
+            let file = file_reader.result().unwrap();
+            let file = web_sys::js_sys::Uint8Array::new(&file);
+
+            let mut file_contents = vec![0; file.length() as usize];
+            file.copy_to(&mut file_contents);
+
+            tracing::debug!("bytes: {:?}", &file_contents.len());
+
+            let image = Image {
+                file_name: "foo".to_string(),
+                file_contents,
+            };
+
+            upload.dispatch(SetImage {
+                wall_uid,
+                hold_position,
+                image,
+            });
+        }) as Box<dyn FnMut(_)>);
+
+        file_reader.set_onload(Some(on_load.as_ref().unchecked_ref()));
+        on_load.forget();
+    };
+
+    let img = move || {
+        hold.read().image.as_ref().map(|img| {
+            let srcset = img.srcset();
+            view! { <img class="object-cover w-full h-full" srcset=srcset /> }
+        })
+    };
+
+    view! {
+        <button on:click=open_camera>
+            <div class="bg-indigo-100 rounded-sm aspect-square">{img}</div>
+        </button>
+
+        <input
+            node_ref=file_input_ref
+            type="file"
+            accept="image/*"
+            capture="user"
+            style="display: none;"
+            on:input=on_file_input
+        />
+    }
+}
+
+#[derive(Debug, Serialize, Deserialize, Clone)]
+pub struct Image {
+    file_name: String,
+    file_contents: Vec<u8>,
+}
+
+#[server(
+    name = SetImage,
+    input = Cbor,
+    output = Ron,
+)]
+#[tracing::instrument(skip(image), err)]
+async fn set_image(wall_uid: WallUid, hold_position: HoldPosition, image: Image) -> Result<RonEncoded<models::Hold>, ServerFnError> {
+    use image::ImageDecoder;
+    use std::collections::BTreeMap;
+    use std::path::Path;
+
+    tracing::info!("Setting image, {}, {} bytes", image.file_name, image.file_contents.len());
+
+    let db = expect_context::<crate::server::db::Database>();
+
+    let image = tokio::task::spawn_blocking(move || -> Result<models::Image, ServerFnError> {
+        let mut decoder = image::ImageReader::new(std::io::Cursor::new(image.file_contents))
+            .with_guessed_format()?
+            .into_decoder()?;
+        let orientation = decoder.orientation()?;
+        let mut img = image::DynamicImage::from_decoder(decoder)?;
+        img.apply_orientation(orientation);
+
+        let holds_dir = Path::new("datastore/public/holds");
+        std::fs::create_dir_all(holds_dir)?;
+
+        let targets = [(50, 50), (150, 150), (300, 300), (400, 400)];
+
+        let uid = models::ImageUid::create();
+        let mut resolutions = BTreeMap::new();
+        for (width, height) in targets {
+            let resized = img.resize_to_fill(width, height, image::imageops::FilterType::Lanczos3);
+
+            let filename = format!("hold_row{}_col{}_{width}x{height}_{uid}.webp", hold_position.row, hold_position.col);
+            let path = holds_dir.join(&filename);
+            let mut file = std::fs::OpenOptions::new().write(true).append(false).create_new(true).open(&path)?;
+            resized.write_to(&mut file, image::ImageFormat::WebP)?;
+
+            let res = models::ImageResolution {
+                width: width.into(),
+                height: height.into(),
+            };
+            resolutions.insert(res, models::ImageFilename { filename });
+        }
+
+        // TODO: Clean up old image?
+
+        Ok(models::Image { uid, resolutions })
+    })
+    .await??;
+
+    let hold = db
+        .write(move |txn| {
+            use redb::ReadableTable;
+            let mut walls = txn.open_table(crate::server::db::current::TABLE_WALLS)?;
+            let mut wall = walls.get(wall_uid)?.expect("todo").value();
+
+            let hold = wall.holds.get_mut(&hold_position).expect("hold");
+            hold.image = Some(image);
+            let hold = hold.clone();
+            walls.insert(wall_uid, wall)?;
+
+            Ok(hold)
+        })
+        .await?;
+
+    Ok(RonEncoded::new(hold))
+}

crates/ascend/src/pages/routes.rs

@@ -1,86 +0,0 @@
-use crate::codec::ron::RonCodec;
-use crate::components::header::HeaderItem;
-use crate::components::header::HeaderItems;
-use crate::components::header::StyledHeader;
-use leptos::prelude::*;
-use serde::Deserialize;
-use serde::Serialize;
-use std::ops::Deref;
-
-#[component]
-pub fn Routes() -> impl leptos::IntoView {
-    let load = async move {
-        // TODO: What to do about this unwrap?
-        load_initial_data().await.unwrap()
-    };
-
-    let header_items = HeaderItems {
-        left: vec![HeaderItem {
-            text: "← Ascend".to_string(),
-            link: Some("/".to_string()),
-        }],
-        middle: vec![HeaderItem {
-            text: "ROUTES".to_string(),
-            link: None,
-        }],
-        right: vec![],
-    };
-
-    leptos::view! {
-        <div class="min-w-screen min-h-screen bg-slate-900">
-            <StyledHeader items=header_items />
-
-            <div class="container mx-auto mt-2">
-                <Await future=load let:data>
-                    <Ready data=data.deref().to_owned() />
-                </Await>
-            </div>
-        </div>
-    }
-}
-
-#[component]
-fn Ready(data: InitialData) -> impl leptos::IntoView {
-    tracing::debug!("ready");
-
-    let import_from_mini_moonboard = Action::from(ServerAction::<ImportFromMiniMoonboard>::new());
-
-    let onclick = move |_mouse_event| {
-        import_from_mini_moonboard.dispatch(ImportFromMiniMoonboard {});
-    };
-
-    view! {
-        <p>"Import problems from"</p>
-        <button on:click=onclick>"Mini Moonboard"</button>
-    }
-}
-
-#[derive(Debug, Serialize, Deserialize, Clone)]
-pub struct InitialData {}
-
-#[server]
-async fn load_initial_data() -> Result<RonCodec<InitialData>, ServerFnError> {
-    // use crate::server::state::State;
-    // let state = expect_context::<State>();
-
-    // TODO: provide info on current routes set
-
-    Ok(RonCodec::new(InitialData {}))
-}
-
-#[server(name = ImportFromMiniMoonboard)]
-#[tracing::instrument]
-async fn import_from_mini_moonboard() -> Result<(), ServerFnError> {
-    use crate::server::config::Config;
-    use crate::server::state::State;
-
-    tracing::info!("Importing mini moonboard problems");
-
-    let config = expect_context::<Config>();
-    let state = expect_context::<State>();
-
-    crate::server::operations::import_mini_moonboard_problems(&config, &state).await?;
-
-    // TODO: Return information about what was done
-    Ok(())
-}

crates/ascend/src/pages/settings.rs

@@ -0,0 +1,60 @@
+use crate::components::StyledHeader;
+use crate::components::header::HeaderItem;
+use crate::components::header::HeaderItems;
+use crate::models::WallUid;
+use leptos::prelude::*;
+
+#[component]
+#[tracing::instrument(skip_all)]
+pub fn Settings() -> impl IntoView {
+    let header_items = HeaderItems {
+        left: vec![HeaderItem {
+            text: "← Ascend".to_string(),
+            link: Some("/".to_string()),
+        }],
+        middle: vec![HeaderItem {
+            text: "Settings".to_string(),
+            link: None,
+        }],
+        right: vec![],
+    };
+
+    view! {
+        <div class="min-h-screen min-w-screen bg-neutral-950">
+            <StyledHeader items=header_items />
+
+            // {move || view! { <Import wall_uid=wall_uid.get() /> }}
+            <div class="container mx-auto mt-2" />
+        </div>
+    }
+}
+
+// #[component]
+// #[tracing::instrument(skip_all)]
+// fn Import(wall_uid: WallUid) -> impl IntoView {
+//     let import_from_mini_moonboard = ServerAction::<ImportFromMiniMoonboard>::new();
+//     let onclick = move |_mouse_event| {
+//         import_from_mini_moonboard.dispatch(ImportFromMiniMoonboard { wall_uid });
+//     };
+//     view! {
+//         <p>"Import problems from"</p>
+//         <button on:click=onclick>"Mini Moonboard"</button>
+//     }
+// }
+
+#[server]
+#[tracing::instrument]
+async fn import_from_mini_moonboard(wall_uid: WallUid) -> Result<(), ServerFnError> {
+    use crate::server::config::Config;
+    use crate::server::db::Database;
+
+    tracing::info!("Importing mini moonboard problems");
+
+    let config = expect_context::<Config>();
+    let db = expect_context::<Database>();
+
+    crate::server::operations::import_mini_moonboard_problems(&config, db, wall_uid).await?;
+
+    // TODO: Return information about what was done
+    Ok(())
+}

crates/ascend/src/pages/wall.rs

@@ -1,150 +1,731 @@
-use crate::codec::ron::RonCodec;
+use crate::codec::ron::RonEncoded;
+use crate::components::OnHoverRed;
+use crate::components::ProblemInfo;
+use crate::components::attempt::Attempt;
 use crate::components::button::Button;
-use crate::components::header::HeaderItem;
+use crate::components::icons::Icon;
-use crate::components::header::HeaderItems;
+use crate::gradient::Gradient;
-use crate::components::header::StyledHeader;
 use crate::models;
 use crate::models::HoldRole;
+use crate::server_functions;
+use crate::server_functions::SetIsFavorite;
+use leptos::Params;
 use leptos::prelude::*;
-use leptos::reactive::graph::ReactiveNode;
+use leptos_router::params::Params;
-use serde::Deserialize;
+use std::collections::BTreeMap;
-use serde::Serialize;
+use std::collections::BTreeSet;
+use std::collections::HashSet;
 use std::ops::Deref;
 
-#[component]
+#[derive(Params, PartialEq, Clone)]
-pub fn Wall() -> impl leptos::IntoView {
+struct RouteParams {
-    let load = async move {
+    wall_uid: Option<models::WallUid>,
-        // TODO: What to do about this unwrap?
+}
-        load_initial_data().await.unwrap()
-    };
 
-    let header_items = HeaderItems {
+#[component]
-        left: vec![],
+#[tracing::instrument(skip_all)]
-        middle: vec![HeaderItem {
+pub fn Page() -> impl IntoView {
-            text: "ASCEND".to_string(),
+    crate::tracing::on_enter!();
-            link: None,
+
-        }],
+    let route_params = leptos_router::hooks::use_params::<RouteParams>();
-        right: vec![
+
-            HeaderItem {
+    let wall_uid = Signal::derive(move || {
-                text: "Routes".to_string(),
+        route_params
-                link: Some("/wall/routes".to_string()),
+            .get()
-            },
+            .expect("gets wall_uid from URL")
-            HeaderItem {
+            .wall_uid
-                text: "Holds".to_string(),
+            .expect("wall_uid param is never None")
-                link: Some("/wall/edit".to_string()),
+    });
-            },
+
-        ],
+    let wall = crate::resources::wall_by_uid(wall_uid);
-    };
+    let user_interactions = crate::resources::user_interactions_for_wall(wall_uid);
 
     leptos::view! {
-        <div class="min-w-screen min-h-screen bg-slate-900">
+        <div class="min-h-screen min-w-screen bg-neutral-950">
-            <StyledHeader items=header_items />
+            <Suspense fallback=|| {
+                "loading"
+            }>
+                {move || Suspend::new(async move {
+                    tracing::debug!("executing main suspend");
+                    let wall = wall.await?;
+                    let user_interactions = user_interactions.await?;
+                    let user_interactions = RwSignal::new(user_interactions);
+                    Ok::<_, ServerFnError>(view! { <Controller wall user_interactions /> })
+                })}
+            </Suspense>
+        </div>
+    }
+}
 
-            <div class="m-2">
+#[derive(Debug, Clone, Copy)]
-                <Await future=load let:data>
+struct Context {
-                    <Ready data=data.deref().to_owned() />
+    wall: Signal<models::Wall>,
-                </Await>
+    user_interactions: Signal<BTreeMap<models::Problem, models::UserInteraction>>,
+    problem: Signal<Option<models::Problem>>,
+    filtered_problem_transformations: Signal<Vec<HashSet<models::Problem>>>,
+    user_interaction: Signal<Option<models::UserInteraction>>,
+    todays_attempt: Signal<Option<models::Attempt>>,
+    latest_attempt: Signal<Option<models::DatedAttempt>>,
+    filter_holds: Signal<BTreeSet<models::HoldPosition>>,
+    cb_click_hold: Callback<models::HoldPosition>,
+    cb_remove_hold_from_filter: Callback<models::HoldPosition>,
+    cb_next_problem: Callback<()>,
+    cb_set_problem: Callback<models::Problem>,
+    cb_upsert_todays_attempt: Callback<server_functions::UpsertTodaysAttempt>,
+    cb_set_is_favorite: Callback<bool>,
+}
+
+#[component]
+#[tracing::instrument(skip_all)]
+fn Controller(
+    #[prop(into)] wall: Signal<models::Wall>,
+    #[prop(into)] user_interactions: RwSignal<BTreeMap<models::Problem, models::UserInteraction>>,
+) -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    // Extract data from URL
+    let (problem, set_problem) = leptos_router::hooks::query_signal::<models::Problem>("problem");
+
+    // Filter
+    let (filter_holds, set_filter_holds) = signal(BTreeSet::new());
+    let cb_remove_hold_from_filter: Callback<models::HoldPosition> = Callback::new(move |hold_pos: models::HoldPosition| {
+        set_filter_holds.update(move |set| {
+            set.remove(&hold_pos);
+        });
+    });
+
+    // Derive signals
+    let user_interaction = signals::user_interaction(user_interactions.into(), problem.into());
+    let problem_transformations = signals::problem_transformations(wall);
+
+    let filtered_problem_transformations = signals::filtered_problem_transformations(problem_transformations.into(), filter_holds.into());
+    let todays_attempt = signals::todays_attempt(user_interaction);
+    let latest_attempt = signals::latest_attempt(user_interaction);
+
+    // Submit attempt action
+    let upsert_todays_attempt = ServerAction::<RonEncoded<server_functions::UpsertTodaysAttempt>>::new();
+    let cb_upsert_todays_attempt = Callback::new(move |attempt| {
+        upsert_todays_attempt.dispatch(RonEncoded(attempt));
+    });
+
+    // Set favorite
+    let set_is_favorite = ServerAction::<RonEncoded<server_functions::SetIsFavorite>>::new();
+    let cb_set_is_favorite = Callback::new(move |is_favorite| {
+        let wall_uid = wall.read().uid;
+        let Some(problem) = problem.get() else {
+            return;
+        };
+        set_is_favorite.dispatch(RonEncoded(SetIsFavorite {
+            wall_uid,
+            problem,
+            is_favorite,
+        }));
+    });
+
+    // Callback: Set specific problem
+    let cb_set_problem: Callback<models::Problem> = Callback::new(move |problem| {
+        set_problem.set(Some(problem));
+    });
+
+    // Callback: Set next problem to a random problem
+    let cb_set_random_problem: Callback<()> = Callback::new(move |_| {
+        // TODO: remove current problem from population
+        let population = filtered_problem_transformations.read();
+        let population = population.deref();
+
+        use rand::seq::IteratorRandom;
+        let mut rng = rand::rng();
+
+        // Pick pattern
+        let Some(problem_set) = population.iter().choose(&mut rng) else {
+            return;
+        };
+
+        // Pick problem out of pattern transformations
+        let Some(problem) = problem_set.iter().choose(&mut rng) else {
+            return;
+        };
+
+        set_problem.set(Some(problem.clone()));
+    });
+
+    // Callback: On click hold, Add/Remove hold position to problem filter
+    let cb_click_hold: Callback<models::HoldPosition> = Callback::new(move |hold_position| {
+        set_filter_holds.update(|set| {
+            if !set.remove(&hold_position) {
+                set.insert(hold_position);
+            }
+        });
+    });
+
+    // Set a problem when wall is set (loaded)
+    Effect::new(move |_prev_value| {
+        if problem.read().is_none() {
+            tracing::debug!("Setting initial problem");
+            cb_set_random_problem.run(());
+        }
+    });
+
+    // Update user interactions after submitting an attempt
+    Effect::new(move || {
+        if let Some(Ok(v)) = upsert_todays_attempt.value().get() {
+            let v = v.into_inner();
+            user_interactions.update(|map| {
+                map.insert(v.problem.clone(), v);
+            });
+        }
+    });
+
+    // Update user interactions after setting favorite
+    Effect::new(move || {
+        if let Some(Ok(v)) = set_is_favorite.value().get() {
+            let v = v.into_inner();
+            user_interactions.update(|map| {
+                map.insert(v.problem.clone(), v);
+            });
+        }
+    });
+
+    provide_context(Context {
+        wall,
+        problem: problem.into(),
+        cb_click_hold,
+        user_interaction,
+        latest_attempt,
+        cb_upsert_todays_attempt,
+        cb_remove_hold_from_filter,
+        cb_next_problem: cb_set_random_problem,
+        cb_set_problem,
+        cb_set_is_favorite,
+        todays_attempt,
+        filter_holds: filter_holds.into(),
+        filtered_problem_transformations: filtered_problem_transformations.into(),
+        user_interactions: user_interactions.into(),
+    });
+
+    view! { <View /> }
+}
+
+#[component]
+#[tracing::instrument(skip_all)]
+fn View() -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    let ctx = use_context::<Context>().unwrap();
+
+    view! {
+        <div class="flex">
+            <div class="flex-initial">
+                <Wall />
+            </div>
+
+            <div class="flex flex-col px-2 pt-3" style="width:38rem">
+                <Section title="Problems">
+                    <Filter />
+
+                    <Separator />
+
+                    <div class="flex flex-row justify-between">
+                        <NextProblemButton />
+                    </div>
+                </Section>
+
+                <Separator />
+
+                <Section title="Current problem">
+                    {move || ctx.problem.get().map(|problem| view! { <ProblemInfo problem /> })}
+                    <Separator /> <div class="flex flex-row gap-2 justify-between">
+                        <Transformations />
+                        <FavoriteButton />
+                    </div> <Separator /> <AttemptRadioGroup /> <Separator /> <History />
+                </Section>
+            </div>
+
+            <div class="flex flex-col px-2 pt-3 gap-4">
+                <HoldsButton />
             </div>
         </div>
     }
 }
 
 #[component]
-fn Ready(data: InitialData) -> impl leptos::IntoView {
+#[tracing::instrument(skip_all)]
-    tracing::debug!("ready");
+fn Transformations() -> impl IntoView {
+    crate::tracing::on_enter!();
 
-    let (current_problem, current_problem_writer) = signal(None::<models::Problem>);
+    let ctx = use_context::<Context>().unwrap();
-    let problem_fetcher = LocalResource::new(move || async move {
+
-        tracing::info!("Loading random problem");
+    let left = Signal::derive(move || {
-        let problem = get_random_problem().await.expect("cannot get random problem");
+        let mut problem = ctx.problem.get()?;
-        if problem.is_none() {
+        let new_pattern = problem.pattern.shift_left(1)?;
-            tracing::info!("No problem returned by server in response to request for random problem");
+        problem.pattern = new_pattern;
-        }
+        Some(problem)
-        current_problem_writer.set(problem.into_inner());
     });
 
-    let mut cells = vec![];
+    let right = Signal::derive(move || {
-    for (&hold_position, hold) in &data.wall.holds {
+        let mut problem = ctx.problem.get()?;
-        let role = move || current_problem.get().and_then(|problem| problem.holds.get(&hold_position).copied());
+        let wall_dimensions = ctx.wall.read().wall_dimensions;
-        let role = Signal::derive(role);
+        let new_pattern = problem.pattern.shift_right(wall_dimensions, 1)?;
+        problem.pattern = new_pattern;
+        Some(problem)
+    });
 
-        let cell = view! { <Hold role hold=hold.clone() /> };
+    let on_click_left = Callback::new(move |()| {
-        cells.push(cell);
+        tracing::debug!("left");
-    }
+        if let Some(problem) = left.get() {
+            ctx.cb_set_problem.run(problem);
+        }
+    });
+    let on_click_mirror = Callback::new(move |()| {
+        tracing::debug!("mirror");
+        if let Some(mut problem) = ctx.problem.get() {
+            problem.pattern = problem.pattern.mirror();
+            ctx.cb_set_problem.run(problem);
+        }
+    });
+    let on_click_right = Callback::new(move |()| {
+        tracing::debug!("right");
+        if let Some(problem) = right.get() {
+            ctx.cb_set_problem.run(problem);
+        }
+    });
 
-    let grid_classes = format!("grid grid-rows-{} grid-cols-{} gap-3", data.wall.rows, data.wall.cols);
+    let left_disabled = Signal::derive(move || left.read().is_none());
+    let right_disabled = Signal::derive(move || right.read().is_none());
 
     view! {
-        <div class="grid grid-cols-[auto,1fr] gap-8">
+        <div class="flex flex-row gap-2 justify-center">
-            // Render the wall
+            <Button icon=Icon::ChevronLeft disabled=left_disabled on_click=on_click_left />
-            <div style="max-height: 90vh; max-width: 90vh;" class=move || { grid_classes.clone() }>{cells}</div>
+            <Button icon=Icon::CodeBracketSquare on_click=on_click_mirror />
-
+            <Button icon=Icon::ChevronRight disabled=right_disabled on_click=on_click_right />
-            <div>
-            <Button onclick=move |_| problem_fetcher.mark_dirty() text="Next problem ➤" />
-            </ div>
         </div>
     }
 }
 
 #[component]
-fn Hold(hold: models::Hold, #[prop(into)] role: Signal<Option<HoldRole>>) -> impl leptos::IntoView {
+#[tracing::instrument(skip_all)]
-    let class = move || {
+fn LikedButton() -> impl IntoView {
-        let role_classes = match role.get() {
+    crate::tracing::on_enter!();
-            Some(HoldRole::Start) => Some("outline outline-offset-2 outline-green-500"),
+
-            Some(HoldRole::Normal) => Some("outline outline-offset-2 outline-blue-500"),
+    let _ctx = use_context::<Context>().unwrap();
-            Some(HoldRole::Zone) => Some("outline outline-offset-2 outline-amber-500"),
+
-            Some(HoldRole::End) => Some("outline outline-offset-2 outline-red-500"),
+    view! { <Button text="Saved" icon=Icon::HeartOutline color=Gradient::PinkRed /> }
-            None => Some("brightness-50"),
+}
-            // None => None,
+
-        };
+#[component]
-        let mut s = "bg-sky-100 aspect-square rounded".to_string();
+#[tracing::instrument(skip_all)]
-        if let Some(c) = role_classes {
+fn HoldsButton() -> impl IntoView {
-            s.push(' ');
+    crate::tracing::on_enter!();
-            s.push_str(c);
+
+    let ctx = use_context::<Context>().unwrap();
+
+    let link = move || format!("/wall/{}/edit", ctx.wall.read().uid);
+
+    view! {
+        <a href=link>
+            <Button text="Holds" icon=Icon::WrenchSolid />
+        </a>
+    }
+}
+
+#[component]
+#[tracing::instrument(skip_all)]
+fn FavoriteButton() -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    let ctx = use_context::<Context>().unwrap();
+
+    let ui_toggle = Signal::derive(move || {
+        let guard = ctx.user_interaction.read();
+        guard.as_ref().map(|user_interaction| user_interaction.is_favorite).unwrap_or(false)
+    });
+    let on_click = Callback::new(move |_| {
+        ctx.cb_set_is_favorite.run(!ui_toggle.get());
+    });
+    let icon = Signal::derive(move || if ui_toggle.get() { Icon::Heart } else { Icon::HeartOutline });
+    let text = Signal::derive(move || if ui_toggle.get() { "Saved" } else { "Save" }.to_string());
+    view! { <Button text icon on_click color=Gradient::PinkRed /> }
+}
+
+#[component]
+#[tracing::instrument(skip_all)]
+fn NextProblemButton() -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    let ctx = use_context::<Context>().unwrap();
+
+    let on_click = Callback::new(move |_| ctx.cb_next_problem.run(()));
+    view! { <Button icon=Icon::ArrowPath text="Randomize" on_click color=Gradient::PurpleBlue /> }
+}
+
+#[component]
+#[tracing::instrument(skip_all)]
+fn Filter() -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    let ctx = use_context::<Context>().unwrap();
+
+    move || {
+        let mut cells = vec![];
+        for hold_pos in ctx.filter_holds.get() {
+            let w = &*ctx.wall.read();
+            if let Some(hold) = w.holds.get(&hold_pos).cloned() {
+                let onclick = move |_| {
+                    ctx.cb_remove_hold_from_filter.run(hold_pos);
+                };
+
+                let v = view! {
+                    <button on:click=onclick class="cursor-pointer">
+                        <OnHoverRed>
+                            <Hold hold />
+                        </OnHoverRed>
+                    </button>
+                };
+                cells.push(v);
+            }
         }
-        s
+
+        let problems_count = ctx.filtered_problem_transformations.read().iter().map(|set| set.len()).sum::<usize>();
+
+        let problems_counter = {
+            let name = view! { <p class="mr-4 font-light text-right text-orange-300">{"Problems:"}</p> };
+            let value = view! { <p class="text-white">{problems_count}</p> };
+            view! {
+                <div class="grid grid-rows-none gap-x-0.5 gap-y-1 grid-cols-[auto_1fr]">
+                    {name} {value}
+                </div>
+            }
+        };
+
+        let sep = (!cells.is_empty()).then_some(view! { <Separator /> });
+
+        #[derive(Default)]
+        struct InteractionCounters {
+            flash: u64,
+            send: u64,
+            attempt: u64,
+        }
+        let mut interaction_counters = InteractionCounters::default();
+        let interaction_counters_view = {
+            let user_ints = ctx.user_interactions.read();
+            for problem_set in ctx.filtered_problem_transformations.read().iter() {
+                for problem in problem_set {
+                    if let Some(user_int) = user_ints.get(problem) {
+                        match user_int.best_attempt().map(|da| da.attempt) {
+                            Some(models::Attempt::Flash) => interaction_counters.flash += 1,
+                            Some(models::Attempt::Send) => interaction_counters.send += 1,
+                            Some(models::Attempt::Attempt) => interaction_counters.attempt += 1,
+                            None => {}
+                        }
+                    }
+                }
+            }
+            let flash = (interaction_counters.flash > 0).then(|| {
+                let class = Gradient::CyanBlue.class_text();
+                view! {
+                    <span class="mx-1">
+                        <span class=class>{interaction_counters.flash}</span>
+                    </span>
+                }
+            });
+            let send = (interaction_counters.send > 0).then(|| {
+                let class = Gradient::TealLime.class_text();
+                view! {
+                    <span class="mx-1">
+                        <span class=class>{interaction_counters.send}</span>
+                    </span>
+                }
+            });
+            let attempt = (interaction_counters.attempt > 0).then(|| {
+                let class = Gradient::PinkOrange.class_text();
+                view! {
+                    <span class="mx-1">
+                        <span class=class>{interaction_counters.attempt}</span>
+                    </span>
+                }
+            });
+
+            if flash.is_some() || send.is_some() || attempt.is_some() {
+                view! {
+                    <span>{"("}</span>
+                    {flash}
+                    {send}
+                    {attempt}
+                    <span>{")"}</span>
+                }
+                .into_any()
+            } else {
+                ().into_any()
+            }
+        };
+
+        view! {
+            <div class="grid grid-cols-5 gap-1">{cells}</div>
+            {sep}
+            {problems_counter}
+            {interaction_counters_view}
+        }
+    }
+}
+
+#[component]
+#[tracing::instrument(skip_all)]
+fn AttemptRadioGroup() -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    let ctx = use_context::<Context>().unwrap();
+
+    let problem = ctx.problem;
+
+    let mut attempt_radio_buttons = vec![];
+    for variant in [models::Attempt::Flash, models::Attempt::Send, models::Attempt::Attempt] {
+        let ui_toggle = Signal::derive(move || ctx.todays_attempt.get() == Some(variant));
+
+        let onclick = move |_| {
+            let attempt = if ui_toggle.get() { None } else { Some(variant) };
+
+            if let Some(problem) = problem.get() {
+                ctx.cb_upsert_todays_attempt.run(server_functions::UpsertTodaysAttempt {
+                    wall_uid: ctx.wall.read().uid,
+                    problem,
+                    attempt,
+                });
+            }
+        };
+        attempt_radio_buttons.push(view! { <AttemptRadioButton on:click=onclick variant selected=ui_toggle /> });
+    }
+
+    view! { <div class="flex flex-col gap-2 justify-evenly 2xl:flex-row">{attempt_radio_buttons}</div> }
+}
+
+#[component]
+#[tracing::instrument(skip_all)]
+fn AttemptRadioButton(variant: models::Attempt, #[prop(into)] selected: Signal<bool>) -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    let text = variant.to_string();
+    let icon = variant.icon();
+    let color = match variant {
+        models::Attempt::Attempt => Gradient::PinkOrange,
+        models::Attempt::Send => Gradient::TealLime,
+        models::Attempt::Flash => Gradient::CyanBlue,
+    };
+    view! { <Button text icon color highlight=selected /> }
+}
+
+#[component]
+#[tracing::instrument(skip_all)]
+fn History() -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    let ctx = use_context::<Context>().unwrap();
+
+    let attempts = move || {
+        ctx.user_interaction
+            .read()
+            .as_ref()
+            .iter()
+            .flat_map(|x| x.attempted_on())
+            .map(|dated_attempt| {
+                let date = dated_attempt.date_time;
+                let attempt = dated_attempt.attempt;
+                view! { <Attempt date attempt /> }
+            })
+            .collect_view()
     };
 
-    let img = hold.image.map(|img| {
+    let placeholder = move || {
-        let src = format!("/files/holds/{}", img.filename);
+        ctx.latest_attempt.read().is_none().then(|| {
-        view! { <img class="object-cover w-full h-full" src=src /> }
+            let today = chrono::Utc::now();
-    });
+            view! { <Attempt date=today attempt=None /> }
-
-    view! { <div class=class>{img}</div> }
-}
-
-#[derive(Serialize, Deserialize, Clone)]
-pub struct InitialData {
-    wall: models::Wall,
-}
-
-#[server]
-async fn load_initial_data() -> Result<RonCodec<InitialData>, ServerFnError> {
-    use crate::server::state::State;
-
-    let state = expect_context::<State>();
-
-    let wall = state.persistent.with(|s| s.wall.clone()).await;
-    Ok(RonCodec::new(InitialData { wall }))
-}
-
-#[server]
-async fn get_random_problem() -> Result<RonCodec<Option<models::Problem>>, ServerFnError> {
-    use crate::server::state::State;
-    use rand::seq::IteratorRandom;
-
-    let state = expect_context::<State>();
-
-    let problem = state
-        .persistent
-        .with(|s| {
-            let problems = &s.problems.problems;
-            let rng = &mut rand::thread_rng();
-            problems.iter().choose(rng).cloned()
         })
-        .await;
+    };
 
-    tracing::debug!("Returning randomized problem: {problem:?}");
+    view! {
-
+        {placeholder}
-    Ok(RonCodec::new(problem))
+        {attempts}
+    }
+}
+
+#[component]
+#[tracing::instrument(skip_all)]
+fn Wall() -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    let ctx = use_context::<Context>().unwrap();
+
+    move || {
+        let wall = ctx.wall.read();
+
+        let mut cells = vec![];
+        for (&hold_position, hold) in &wall.holds {
+            let hold_role = signals::hold_role(ctx.problem, hold_position);
+
+            let on_click = move |_| {
+                ctx.cb_click_hold.run(hold_position);
+            };
+
+            let cell = view! {
+                <div class="cursor-pointer">
+                    <Hold on:click=on_click role=hold_role hold=hold.clone() />
+                </div>
+            };
+            cells.push(cell);
+        }
+
+        let style = {
+            let grid_rows = crate::css::grid_rows_n(wall.wall_dimensions.rows);
+            let grid_cols = crate::css::grid_cols_n(wall.wall_dimensions.cols);
+            let max_width = format!("{}vh", wall.wall_dimensions.cols as f64 / wall.wall_dimensions.rows as f64 * 100.);
+            format!("max-height: 100vh; max-width: {max_width}; {}", [grid_rows, grid_cols].join(" "))
+        };
+
+        view! {
+            <div style=style class="grid gap-1 p-1">
+                {cells}
+            </div>
+        }
+    }
+}
+
+// TODO: refactor this to use the Problem component
+#[component]
+#[tracing::instrument(skip_all)]
+fn Hold(
+    hold: models::Hold,
+
+    #[prop(optional)]
+    #[prop(into)]
+    role: Option<Signal<Option<HoldRole>>>,
+) -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    move || {
+        let mut class = "bg-sky-100 max-w-full max-h-full aspect-square rounded-sm hover:brightness-125".to_string();
+        if let Some(role) = role {
+            let role = role.get();
+
+            let role_classes = match role {
+                Some(HoldRole::Start) => Some("outline outline-3 outline-green-500"),
+                Some(HoldRole::Normal) => Some("outline outline-3 outline-blue-500"),
+                Some(HoldRole::Zone) => Some("outline outline-3 outline-amber-500"),
+                Some(HoldRole::End) => Some("outline outline-3 outline-red-500"),
+                None => Some("brightness-50"),
+            };
+            if let Some(c) = role_classes {
+                class.push(' ');
+                class.push_str(c);
+            }
+        }
+
+        let img = hold.image.as_ref().map(|img| {
+            let srcset = img.srcset();
+            view! { <img class="object-cover w-full h-full" srcset=srcset /> }
+        });
+
+        view! { <div class=class>{img}</div> }
+    }
+}
+
+#[component]
+fn Separator() -> impl IntoView {
+    view! { <div class="m-2 h-4 sm:m-3 md:m-4" /> }
+}
+
+#[component]
+fn Section(children: Children, #[prop(into)] title: MaybeProp<String>) -> impl IntoView {
+    view! {
+        <div class="px-5 pt-3 pb-8 rounded-lg bg-neutral-900">
+            <div class="py-3 text-lg text-center text-orange-400 border-t border-orange-400">
+                {move || title.get()}
+            </div>
+            {children()}
+        </div>
+    }
+}
+
+mod signals {
+    use crate::models;
+    use leptos::prelude::*;
+    use std::collections::BTreeMap;
+    use std::collections::BTreeSet;
+    use std::collections::HashSet;
+
+    pub fn latest_attempt(user_interaction: Signal<Option<models::UserInteraction>>) -> Signal<Option<models::DatedAttempt>> {
+        Signal::derive(move || user_interaction.read().as_ref().and_then(models::UserInteraction::latest_attempt))
+    }
+
+    pub fn todays_attempt(latest_attempt: Signal<Option<models::UserInteraction>>) -> Signal<Option<models::Attempt>> {
+        Signal::derive(move || latest_attempt.read().as_ref().and_then(models::UserInteraction::todays_attempt))
+    }
+
+    #[expect(dead_code)]
+    pub fn wall_uid(wall: Signal<models::Wall>) -> Signal<models::WallUid> {
+        Signal::derive(move || wall.read().uid)
+    }
+
+    pub fn user_interaction(
+        user_interactions: Signal<BTreeMap<models::Problem, models::UserInteraction>>,
+        problem: Signal<Option<models::Problem>>,
+    ) -> Signal<Option<models::UserInteraction>> {
+        Signal::derive(move || {
+            let problem = problem.get()?;
+            let user_interactions = user_interactions.read();
+            user_interactions.get(&problem).cloned()
+        })
+    }
+
+    /// Maps each problem to a set of problems comprising all transformation of the problem pattern.
+    pub(crate) fn problem_transformations(wall: Signal<models::Wall>) -> Memo<Vec<HashSet<models::Problem>>> {
+        Memo::new(move |_prev_val| {
+            let wall = wall.read();
+            wall.problems
+                .iter()
+                .map(|problem| problem.transformations(wall.wall_dimensions))
+                .collect()
+        })
+    }
+
+    #[expect(dead_code)]
+    pub(crate) fn filtered_problems(
+        wall: Signal<models::Wall>,
+        filter_holds: Signal<BTreeSet<models::HoldPosition>>,
+    ) -> Memo<BTreeSet<models::Problem>> {
+        Memo::new(move |_prev_val| {
+            let filter_holds = filter_holds.read();
+            wall.with(|wall| {
+                wall.problems
+                    .iter()
+                    .filter(|problem| filter_holds.iter().all(|hold_pos| problem.pattern.pattern.contains_key(hold_pos)))
+                    .cloned()
+                    .collect::<BTreeSet<models::Problem>>()
+            })
+        })
+    }
+
+    pub(crate) fn filtered_problem_transformations(
+        problem_transformations: Signal<Vec<HashSet<models::Problem>>>,
+        filter_holds: Signal<BTreeSet<models::HoldPosition>>,
+    ) -> Memo<Vec<HashSet<models::Problem>>> {
+        Memo::new(move |_prev_val| {
+            let filter_holds = filter_holds.read();
+            let problem_transformations = problem_transformations.read();
+
+            problem_transformations
+                .iter()
+                .map(|problem_set| {
+                    problem_set
+                        .iter()
+                        .filter(|problem| filter_holds.iter().all(|hold_pos| problem.pattern.pattern.contains_key(hold_pos)))
+                        .cloned()
+                        .collect::<HashSet<models::Problem>>()
+                })
+                .filter(|set| !set.is_empty())
+                .collect()
+        })
+    }
+
+    pub(crate) fn hold_role(problem: Signal<Option<models::Problem>>, hold_position: models::HoldPosition) -> Signal<Option<models::HoldRole>> {
+        Signal::derive(move || problem.get().and_then(|p| p.pattern.pattern.get(&hold_position).copied()))
+    }
 }

crates/ascend/src/resources.rs

@@ -0,0 +1,47 @@
+use crate::codec::ron::Ron;
+use crate::codec::ron::RonEncoded;
+use crate::models::{self};
+use leptos::prelude::Get;
+use leptos::prelude::Signal;
+use leptos::server::Resource;
+use server_fn::ServerFnError;
+use std::collections::BTreeMap;
+
+type RonResource<T> = Resource<Result<T, ServerFnError>, Ron>;
+
+pub fn wall_by_uid(wall_uid: Signal<models::WallUid>) -> RonResource<models::Wall> {
+    Resource::new_with_options(
+        move || wall_uid.get(),
+        move |wall_uid| async move { crate::server_functions::get_wall_by_uid(wall_uid).await.map(RonEncoded::into_inner) },
+        false,
+    )
+}
+
+/// Returns user interaction for a single problem
+pub fn user_interaction(wall_uid: Signal<models::WallUid>, problem: Signal<Option<models::Problem>>) -> RonResource<Option<models::UserInteraction>> {
+    Resource::new_with_options(
+        move || (wall_uid.get(), problem.get()),
+        move |(wall_uid, problem)| async move {
+            let Some(problem) = problem else {
+                return Ok(None);
+            };
+            crate::server_functions::get_user_interaction(wall_uid, problem)
+                .await
+                .map(RonEncoded::into_inner)
+        },
+        false,
+    )
+}
+
+/// Returns all user interactions for a wall
+pub fn user_interactions_for_wall(wall_uid: Signal<models::WallUid>) -> RonResource<BTreeMap<models::Problem, models::UserInteraction>> {
+    Resource::new_with_options(
+        move || wall_uid.get(),
+        move |wall_uid| async move {
+            crate::server_functions::get_user_interactions_for_wall(wall_uid)
+                .await
+                .map(RonEncoded::into_inner)
+        },
+        false,
+    )
+}

crates/ascend/src/server.rs

@@ -4,23 +4,16 @@ use cli::Cli;
 use config::Config;
 use confik::Configuration;
 use confik::EnvSource;
-use persistence::Persistent;
-use state::PersistentState;
-use state::State;
 use std::path::Path;
-use std::path::PathBuf;
 use tower_http::services::ServeDir;
 use tracing::level_filters::LevelFilter;
 use type_toppings::ResultExt;
 
 mod cli;
 pub mod config;
+pub mod db;
 mod migrations;
 pub mod operations;
-pub mod persistence;
-pub mod state;
-
-pub const STATE_FILE: &str = "datastore/private/state.ron";
 
 #[tracing::instrument]
 pub async fn main() {
@@ -43,12 +36,6 @@ pub async fn main() {
 
     match cli.command {
         Command::Serve => serve(cli).await.unwrap_or_report(),
-        Command::ResetState => {
-            let s = PersistentState::default();
-            let p = Path::new(STATE_FILE);
-            tracing::info!("Resetting state to default: {}", p.display());
-            Persistent::persist(p, &s).await.unwrap_or_report();
-        }
     }
 }
 
@@ -57,32 +44,35 @@ async fn serve(cli: Cli) -> Result<(), Error> {
     use crate::app::App;
     use crate::app::shell;
     use axum::Router;
-    use leptos::prelude::*;
     use leptos_axum::LeptosRoutes;
     use leptos_axum::generate_route_list;
 
-    migrations::run_migrations().await;
+    tracing::debug!("Creating DB");
+    let db = db::Database::create().map_err(db::DatabaseOperationError::from)?;
+
+    db::init_at_current_version(&db).await?;
+    migrations::run_migrations(&db).await.map_err(Error::Migration)?;
 
     // Setting get_configuration(None) means we'll be using cargo-leptos's env values
     // For deployment these variables are:
     // <https://github.com/leptos-rs/start-axum#executing-a-server-on-a-remote-machine-without-the-toolchain>
     // Alternately a file can be specified such as Some("Cargo.toml")
     // The file would need to be included with the executable when moved to deployment
-    let leptos_conf_file = get_configuration(None).unwrap_or_report();
+    let leptos_conf_file = leptos::config::get_configuration(None).unwrap_or_report();
     let leptos_options = leptos_conf_file.leptos_options;
     let addr = leptos_options.site_addr;
     let routes = generate_route_list(App);
 
     let config = load_config(cli)?;
-    let server_state = load_state().await?;
 
+    tracing::debug!("Creating app router");
     let app = Router::new()
         .leptos_routes_with_context(
             &leptos_options,
             routes,
             move || {
-                provide_context(server_state.clone());
+                leptos::prelude::provide_context::<db::Database>(db.clone());
-                provide_context(config.clone())
+                leptos::prelude::provide_context::<Config>(config.clone())
             },
             {
                 let leptos_options = leptos_options.clone();
@@ -93,7 +83,9 @@ async fn serve(cli: Cli) -> Result<(), Error> {
         .fallback(leptos_axum::file_and_error_handler(shell))
         .with_state(leptos_options);
 
+    tracing::debug!("Binding TCP listener");
     let listener = tokio::net::TcpListener::bind(&addr).await?;
+
     tracing::info!("Listening on http://{addr}");
     axum::serve(listener, app.into_make_service()).await?;
 
@@ -106,22 +98,6 @@ fn file_service(path: impl AsRef<Path>) -> ServeDir {
     ServeDir::new(path)
 }
 
-#[tracing::instrument]
-async fn load_state() -> Result<State, Error> {
-    tracing::info!("Loading state");
-
-    let p = PathBuf::from(STATE_FILE);
-
-    let persistent = if p.try_exists()? {
-        Persistent::<PersistentState>::load(&p).await?
-    } else {
-        tracing::info!("No state found at {STATE_FILE}, creating default state");
-        Persistent::<PersistentState>::new(PersistentState::default(), p)
-    };
-
-    Ok(State { persistent })
-}
-
 fn load_config(cli: Cli) -> Result<Config, Error> {
     let mut builder = config::Config::builder();
     if cli
@@ -139,11 +115,14 @@ fn load_config(cli: Cli) -> Result<Config, Error> {
 #[display("Server crash: {_variant}")]
 pub enum Error {
     Io(std::io::Error),
-    Persistence(persistence::Error),
+
     Parser(moonboard_parser::Error),
 
     #[display("Failed migration")]
+    #[from(ignore)]
     Migration(Box<dyn std::error::Error>),
 
     Confik(confik::Error),
+
+    Database(db::DatabaseOperationError),
 }

crates/ascend/src/server/cli.rs

@@ -15,9 +15,6 @@ pub struct Cli {
 pub enum Command {
     #[default]
     Serve,
-
-    /// Resets state, replacing it with defaults
-    ResetState,
 }
 
 fn default_config_location() -> camino::Utf8PathBuf {

crates/ascend/src/server/db.rs

@@ -0,0 +1,192 @@
+use bincode::Bincode;
+use redb::ReadTransaction;
+use redb::ReadableTable;
+use redb::ReadableTableMetadata;
+use redb::TableDefinition;
+use redb::WriteTransaction;
+use serde::Deserialize;
+use serde::Serialize;
+use std::collections::BTreeSet;
+use std::path::PathBuf;
+use std::sync::Arc;
+
+mod bincode;
+
+const DB_FILE: &str = "datastore/private/ascend.redb";
+
+#[derive(Debug, Clone)]
+pub struct Database {
+    db: Arc<redb::Database>,
+}
+
+impl Database {
+    #[tracing::instrument(skip_all, err)]
+    pub fn create() -> Result<Database, redb::Error> {
+        let file = PathBuf::from(DB_FILE);
+
+        // Create parent dirs
+        if let Some(parent_dir) = file.parent() {
+            std::fs::create_dir_all(parent_dir)?;
+        }
+
+        let db = redb::Database::create(file)?;
+        Ok(Self { db: Arc::new(db) })
+    }
+
+    #[tracing::instrument(skip_all, err)]
+    pub async fn read<T>(&self, f: impl FnOnce(&'_ ReadTransaction) -> Result<T, DatabaseOperationError>) -> Result<T, DatabaseOperationError> {
+        tokio::task::block_in_place(|| {
+            let dbtx = self.db.begin_read()?;
+            f(&dbtx)
+        })
+    }
+
+    #[tracing::instrument(skip_all, err)]
+    pub async fn write<T>(&self, f: impl FnOnce(&'_ WriteTransaction) -> Result<T, DatabaseOperationError>) -> Result<T, DatabaseOperationError> {
+        tokio::task::block_in_place(|| {
+            let dbtx = self.db.begin_write()?;
+            let res = f(&dbtx)?;
+            dbtx.commit()?;
+            Ok(res)
+        })
+    }
+
+    #[tracing::instrument(skip_all)]
+    pub async fn get_version(&self) -> Result<Option<Version>, DatabaseOperationError> {
+        self.read(|dbtx| dbtx.open_table(TABLE_VERSION)?.get(()).map(|o| o.map(|v| v.value())).map_err(Into::into))
+            .await
+    }
+
+    #[tracing::instrument(skip_all)]
+    pub async fn set_version(&self, version: Version) -> Result<(), DatabaseOperationError> {
+        self.write(|txn| {
+            let mut table = txn.open_table(TABLE_VERSION)?;
+            table.insert((), version)?;
+            Ok(())
+        })
+        .await
+    }
+}
+
+#[derive(Debug, derive_more::Error, derive_more::Display, derive_more::From)]
+#[display("DB operation error: {_variant}")]
+pub enum DatabaseOperationError {
+    #[display("redb error")]
+    #[from(forward)]
+    Redb(#[error(source)] redb::Error),
+
+    #[from(ignore)]
+    Custom(#[error(source)] Box<dyn std::error::Error + Send + Sync + 'static>),
+}
+impl DatabaseOperationError {
+    pub fn custom(err: impl std::error::Error + Send + Sync + 'static) -> Self {
+        Self::Custom(Box::new(err))
+    }
+}
+
+pub const TABLE_VERSION: TableDefinition<(), Bincode<Version>> = TableDefinition::new("version");
+#[derive(Serialize, Deserialize, Debug, derive_more::Display, PartialEq, Eq, PartialOrd, Ord)]
+#[display("{version}")]
+pub struct Version {
+    pub version: u64,
+}
+impl Version {
+    pub fn current() -> Version {
+        Version { version: current::VERSION }
+    }
+}
+
+// TODO: implement test
+#[tracing::instrument(skip_all, err)]
+pub async fn init_at_current_version(db: &Database) -> Result<(), DatabaseOperationError> {
+    db.write(|txn| {
+        let mut version_table = txn.open_table(TABLE_VERSION)?;
+        let is_missing_version = version_table.get(())?.is_none();
+        if is_missing_version {
+            let v = Version::current();
+            tracing::warn!("INITIALIZING DATABASE AT VERSION {v}");
+            version_table.insert((), v)?;
+
+            // Root table
+            {
+                let mut table = txn.open_table(current::TABLE_ROOT)?;
+                assert!(table.is_empty()?);
+                table.insert((), models::Root { walls: BTreeSet::new() })?;
+            }
+
+            // Walls table
+            {
+                // Opening the table creates the table
+                let table = txn.open_table(current::TABLE_WALLS)?;
+                assert!(table.is_empty()?);
+            }
+
+            // User table
+            {
+                // Opening the table creates the table
+                let table = txn.open_table(current::TABLE_USER)?;
+                assert!(table.is_empty()?);
+            }
+        }
+
+        Ok(())
+    })
+    .await?;
+
+    Ok(())
+}
+
+use crate::models;
+pub mod current {
+    use super::v2;
+    use super::v3;
+    use super::v4;
+    pub use v2::TABLE_ROOT;
+    pub use v3::VERSION;
+    pub use v4::TABLE_USER;
+    pub use v4::TABLE_WALLS;
+}
+
+pub mod v4 {
+    use crate::models;
+    use crate::server::db::bincode::Bincode;
+    use redb::TableDefinition;
+
+    pub const VERSION: u64 = 4;
+
+    pub const TABLE_WALLS: TableDefinition<Bincode<models::v2::WallUid>, Bincode<models::v4::Wall>> = TableDefinition::new("walls");
+    pub const TABLE_USER: TableDefinition<Bincode<(models::v2::WallUid, models::v4::Problem)>, Bincode<models::v4::UserInteraction>> =
+        TableDefinition::new("user");
+}
+
+pub mod v3 {
+    use crate::models;
+    use crate::server::db::bincode::Bincode;
+    use redb::TableDefinition;
+
+    pub const VERSION: u64 = 3;
+
+    pub const TABLE_USER: TableDefinition<Bincode<(models::v2::WallUid, models::v2::ProblemUid)>, Bincode<models::v3::UserInteraction>> =
+        TableDefinition::new("user");
+}
+
+pub mod v2 {
+    use crate::models;
+    use crate::server::db::bincode::Bincode;
+    use redb::TableDefinition;
+
+    pub const VERSION: u64 = 2;
+
+    pub const TABLE_ROOT: TableDefinition<(), Bincode<models::v2::Root>> = TableDefinition::new("root");
+    pub const TABLE_WALLS: TableDefinition<Bincode<models::v2::WallUid>, Bincode<models::v2::Wall>> = TableDefinition::new("walls");
+    pub const TABLE_PROBLEMS: TableDefinition<Bincode<(models::v2::WallUid, models::v2::ProblemUid)>, Bincode<models::v2::Problem>> =
+        TableDefinition::new("problems");
+}
+
+pub mod v1 {
+    use crate::models;
+    use crate::server::db::bincode::Bincode;
+    use redb::TableDefinition;
+
+    pub const TABLE_ROOT: TableDefinition<(), Bincode<models::v1::PersistentState>> = TableDefinition::new("root");
+}

crates/ascend/src/server/db/bincode.rs

@@ -0,0 +1,52 @@
+use redb::Value;
+
+/// Wrapper type to handle keys and values using bincode serialization
+#[derive(Debug)]
+pub struct Bincode<T>(pub T);
+
+impl<T> Value for Bincode<T>
+where
+    T: std::fmt::Debug + serde::Serialize + for<'a> serde::Deserialize<'a>,
+{
+    type SelfType<'a>
+        = T
+    where
+        Self: 'a;
+
+    type AsBytes<'a>
+        = Vec<u8>
+    where
+        Self: 'a;
+
+    fn fixed_width() -> Option<usize> {
+        None
+    }
+
+    fn from_bytes<'a>(data: &'a [u8]) -> Self::SelfType<'a>
+    where
+        Self: 'a,
+    {
+        bincode::deserialize(data).unwrap()
+    }
+
+    fn as_bytes<'a, 'b: 'a>(value: &'a Self::SelfType<'b>) -> Self::AsBytes<'a>
+    where
+        Self: 'a,
+        Self: 'b,
+    {
+        bincode::serialize(value).unwrap()
+    }
+
+    fn type_name() -> redb::TypeName {
+        redb::TypeName::new(&format!("Bincode<{}>", std::any::type_name::<T>()))
+    }
+}
+
+impl<T> redb::Key for Bincode<T>
+where
+    T: std::fmt::Debug + serde::Serialize + serde::de::DeserializeOwned + Ord,
+{
+    fn compare(data1: &[u8], data2: &[u8]) -> std::cmp::Ordering {
+        Self::from_bytes(data1).cmp(&Self::from_bytes(data2))
+    }
+}

crates/ascend/src/server/migrations.rs

@@ -1,20 +1,140 @@
-use crate::server::STATE_FILE;
+use super::db::Database;
-use std::path::PathBuf;
+use super::db::DatabaseOperationError;
-use type_toppings::ResultExt;
+use super::db::{self};
+use crate::models;
+use redb::ReadableTable;
+use std::collections::BTreeMap;
 
-#[tracing::instrument]
+#[tracing::instrument(skip_all, err)]
-pub async fn run_migrations() {
+pub async fn run_migrations(db: &Database) -> Result<(), Box<dyn std::error::Error>> {
-    migrate_state_file().await;
+    if is_at_version(db, 2).await? {
-}
+        migrate_to_v3(db).await?;
-
-/// State file moved to datastore/private
-#[tracing::instrument]
-async fn migrate_state_file() {
-    let m = PathBuf::from("state.ron");
-    if m.try_exists().expect_or_report_with(|| format!("Failed to read {}", m.display())) {
-        tracing::warn!("MIGRATING STATE FILE");
-        let p = PathBuf::from(STATE_FILE);
-        tokio::fs::create_dir_all(p.parent().unwrap()).await.unwrap_or_report();
-        tokio::fs::rename(m, &p).await.unwrap_or_report();
     }
+    if is_at_version(db, 3).await? {
+        migrate_to_v4(db).await?;
+    }
+    Ok(())
+}
+
+/// migrate: walls table
+/// migrate: user table
+/// remove: problems table
+#[tracing::instrument(skip_all, err)]
+pub async fn migrate_to_v4(db: &Database) -> Result<(), Box<dyn std::error::Error>> {
+    tracing::warn!("MIGRATING TO VERSION 4");
+
+    db.write(|txn| {
+        let walls_dump = txn
+            .open_table(db::v2::TABLE_WALLS)?
+            .iter()?
+            .map(|el| {
+                let (k, v) = el.unwrap();
+                (k.value(), v.value())
+            })
+            .collect::<BTreeMap<_, _>>();
+        let problems_dump = txn
+            .open_table(db::v2::TABLE_PROBLEMS)?
+            .iter()?
+            .map(|el| {
+                let (k, v) = el.unwrap();
+                (k.value(), v.value())
+            })
+            .collect::<BTreeMap<_, _>>();
+        let user_dump = txn
+            .open_table(db::v3::TABLE_USER)?
+            .iter()?
+            .map(|el| {
+                let (k, v) = el.unwrap();
+                (k.value(), v.value())
+            })
+            .collect::<BTreeMap<_, _>>();
+
+        txn.delete_table(db::v2::TABLE_WALLS)?;
+        txn.delete_table(db::v2::TABLE_PROBLEMS)?;
+        txn.delete_table(db::v3::TABLE_USER)?;
+
+        let mut new_walls_table = txn.open_table(db::current::TABLE_WALLS)?;
+        let mut new_user_table = txn.open_table(db::current::TABLE_USER)?;
+
+        for (wall_uid, wall) in walls_dump.into_iter() {
+            let models::v2::Wall {
+                uid: _,
+                rows,
+                cols,
+                holds,
+                problems,
+            } = wall;
+
+            let problems = problems
+                .into_iter()
+                .map(|problem_uid| {
+                    let old_prob = &problems_dump[&(wall_uid, problem_uid)];
+                    let method = old_prob.method;
+
+                    models::Problem {
+                        pattern: models::Pattern {
+                            pattern: old_prob.holds.clone(),
+                        },
+                        method,
+                    }
+                })
+                .collect();
+            let wall = models::Wall {
+                uid: wall_uid,
+                wall_dimensions: models::WallDimensions { rows, cols },
+                holds,
+                problems,
+            };
+
+            new_walls_table.insert(wall_uid, wall)?;
+        }
+
+        for ((wall_uid, problem_uid), user_interaction) in user_dump.into_iter() {
+            let old_prob = &problems_dump[&(wall_uid, problem_uid)];
+            let problem = models::Problem {
+                pattern: models::Pattern {
+                    pattern: old_prob.holds.clone(),
+                },
+                method: old_prob.method,
+            };
+            let key = (wall_uid, problem.clone());
+            let value = models::UserInteraction {
+                wall_uid,
+                problem,
+                attempted_on: user_interaction.attempted_on,
+                is_favorite: user_interaction.is_favorite,
+            };
+            new_user_table.insert(key, value)?;
+        }
+
+        Ok(())
+    })
+    .await?;
+
+    db.set_version(db::Version { version: db::v4::VERSION }).await?;
+
+    Ok(())
+}
+
+#[tracing::instrument(skip_all, err)]
+pub async fn migrate_to_v3(db: &Database) -> Result<(), Box<dyn std::error::Error>> {
+    use redb::ReadableTableMetadata;
+    tracing::warn!("MIGRATING TO VERSION 3");
+
+    db.write(|txn| {
+        // Opening the table creates the table
+        let table = txn.open_table(db::current::TABLE_USER)?;
+        assert!(table.is_empty()?);
+        Ok(())
+    })
+    .await?;
+
+    db.set_version(db::Version { version: db::v3::VERSION }).await?;
+
+    Ok(())
+}
+
+async fn is_at_version(db: &Database, version: u64) -> Result<bool, DatabaseOperationError> {
+    let v = db.get_version().await?;
+    Ok(v == Some(db::Version { version }))
 }

crates/ascend/src/server/operations.rs

@@ -1,15 +1,18 @@
 //! Server lib module to host re-usable server operations.
 
+use super::db::Database;
+use crate::models;
 use crate::models::HoldPosition;
 use crate::models::HoldRole;
-use crate::models::Problem;
 use crate::server::config::Config;
-use crate::server::persistence;
+use crate::server::db;
-use crate::server::state::State;
+use redb::ReadableTable;
 use std::collections::BTreeMap;
 
-#[tracing::instrument(skip(state))]
+#[tracing::instrument(skip_all)]
-pub(crate) async fn import_mini_moonboard_problems(config: &Config, state: &State) -> Result<(), Error> {
+pub(crate) async fn import_mini_moonboard_problems(config: &Config, db: Database, wall_uid: models::WallUid) -> Result<(), Error> {
+    use moonboard_parser::mini_moonboard;
+
     let mut problems = Vec::new();
 
     let file_name = "problems Mini MoonBoard 2020 40.json";
@@ -17,10 +20,10 @@ pub(crate) async fn import_mini_moonboard_problems(config: &Config, state: &Stat
 
     tracing::info!("Parsing mini moonboard problems from {file_path}");
 
-    let mini_moonboard = moonboard_parser::mini_moonboard::parse(file_path.as_std_path()).await?;
+    let mini_moonboard = mini_moonboard::parse(file_path.as_std_path()).await?;
-    for problem in mini_moonboard.problems {
+    for mini_mb_problem in mini_moonboard.problems {
-        let mut holds = BTreeMap::<HoldPosition, HoldRole>::new();
+        let mut pattern = BTreeMap::<HoldPosition, HoldRole>::new();
-        for mv in problem.moves {
+        for mv in mini_mb_problem.moves {
             let row = mv.description.row();
             let col = mv.description.column();
             let hold_position = HoldPosition { row, col };
@@ -31,18 +34,30 @@ pub(crate) async fn import_mini_moonboard_problems(config: &Config, state: &Stat
                 (false, true) => HoldRole::End,
                 (false, false) => HoldRole::Normal,
             };
-            holds.insert(hold_position, role);
+            pattern.insert(hold_position, role);
         }
-        let route = Problem { holds };
+
-        problems.push(route);
+        let method = match mini_mb_problem.method {
+            mini_moonboard::Method::FeetFollowHands => models::Method::FeetFollowHands,
+            mini_moonboard::Method::Footless => models::Method::Footless,
+            mini_moonboard::Method::FootlessPlusKickboard => models::Method::FootlessPlusKickboard,
+        };
+
+        let pattern = models::Pattern { pattern }.canonicalize();
+        let problem = models::Problem { pattern, method };
+        problems.push(problem);
     }
 
-    state
+    db.write(|txn| {
-        .persistent
+        let mut walls_table = txn.open_table(db::current::TABLE_WALLS)?;
-        .update(|s| {
+
-            s.problems.problems.extend(problems);
+        let mut wall = walls_table.get(wall_uid)?.unwrap().value();
-        })
+        wall.problems.extend(problems);
-        .await?;
+        walls_table.insert(wall_uid, wall)?;
+
+        Ok(())
+    })
+    .await?;
 
     Ok(())
 }
@@ -50,5 +65,6 @@ pub(crate) async fn import_mini_moonboard_problems(config: &Config, state: &Stat
 #[derive(Debug, derive_more::Error, derive_more::Display, derive_more::From)]
 pub enum Error {
     Parser(moonboard_parser::Error),
-    Persistence(persistence::Error),
+    Tokio(tokio::task::JoinError),
+    DbOperation(crate::server::db::DatabaseOperationError),
 }

crates/ascend/src/server/persistence.rs

@@ -1,134 +0,0 @@
-use serde::Serialize;
-use serde::de::DeserializeOwned;
-use std::path::Path;
-use std::path::PathBuf;
-use std::sync::Arc;
-use tokio::sync::Mutex;
-
-#[derive(Debug, Clone)]
-pub struct Persistent<T> {
-    state: Arc<Mutex<T>>,
-    file_path: PathBuf,
-}
-
-impl<T> Persistent<T> {
-    #[tracing::instrument(skip(state))]
-    pub fn new(state: T, file_path: PathBuf) -> Self {
-        Self {
-            state: Arc::new(Mutex::new(state)),
-            file_path,
-        }
-    }
-
-    /// Instantiates state from file system
-    #[tracing::instrument]
-    pub async fn load(file_path: &Path) -> Result<Self, Error>
-    where
-        T: DeserializeOwned,
-    {
-        let content = tokio::fs::read_to_string(&file_path).await.map_err(|source| Error::Read {
-            file_path: file_path.to_owned(),
-            source,
-        })?;
-
-        let t = ron::from_str(&content).map_err(|source| Error::Deserialize {
-            file_path: file_path.to_owned(),
-            source,
-        })?;
-
-        let persistent = Self {
-            state: Arc::new(Mutex::new(t)),
-            file_path: file_path.to_owned(),
-        };
-
-        Ok(persistent)
-    }
-
-    // TODO: This is pretty poor - clones the entire state on access
-    /// Returns state
-    #[tracing::instrument(skip(self))]
-    pub async fn get(&self) -> T
-    where
-        T: Clone,
-    {
-        let state = self.state.lock().await;
-        state.clone()
-    }
-
-    /// Returns state passed through given function
-    #[tracing::instrument(skip_all)]
-    pub async fn with<F, R>(&self, f: F) -> R
-    where
-        F: FnOnce(&T) -> R,
-    {
-        let state = self.state.lock().await;
-        f(&state)
-    }
-
-    /// Updates and persists state
-    #[tracing::instrument(skip_all)]
-    pub async fn update<F>(&self, f: F) -> Result<(), Error>
-    where
-        F: FnOnce(&mut T),
-        T: Serialize,
-    {
-        let mut state = self.state.lock().await;
-        f(&mut state);
-        Self::persist(&self.file_path, &state).await?;
-        Ok(())
-    }
-
-    /// Sets and persists state
-    #[tracing::instrument(skip_all)]
-    pub async fn set(&self, new_state: T) -> Result<(), Error>
-    where
-        T: Serialize,
-    {
-        self.update(move |state| {
-            *state = new_state;
-        })
-        .await
-    }
-
-    /// Persist.
-    ///
-    /// Implicitly called by `set` and `update`.
-    #[tracing::instrument(skip_all, err)]
-    pub async fn persist(file_path: &Path, state: &T) -> Result<(), Error>
-    where
-        T: Serialize,
-    {
-        tracing::debug!("Persisting state");
-        let serialized = ron::ser::to_string_pretty(state, ron::ser::PrettyConfig::default()).map_err(|source| Error::Serialize { source })?;
-        if let Some(parent) = file_path.parent() {
-            tokio::fs::create_dir_all(parent).await.map_err(|source| Error::CreateDir {
-                source,
-                dir: parent.to_owned(),
-            })?;
-        }
-        tokio::fs::write(file_path, serialized).await.map_err(|source| Error::Write {
-            file_path: file_path.to_owned(),
-            source,
-        })?;
-        Ok(())
-    }
-}
-
-#[derive(Debug, derive_more::Error, derive_more::Display)]
-#[display("Persistent state error: {_variant}")]
-pub enum Error {
-    #[display("Failed to read file: {}", file_path.display())]
-    Read { file_path: PathBuf, source: std::io::Error },
-
-    #[display("Failed to deserialize state from file: {}", file_path.display())]
-    Deserialize { file_path: PathBuf, source: ron::error::SpannedError },
-
-    #[display("Failed to serialize state")]
-    Serialize { source: ron::Error },
-
-    #[display("Failed to write file: {}", file_path.display())]
-    Write { file_path: PathBuf, source: std::io::Error },
-
-    #[display("Failed to create directory: {}", dir.display())]
-    CreateDir { dir: PathBuf, source: std::io::Error },
-}

crates/ascend/src/server/state.rs

@@ -1,31 +0,0 @@
-//! Server state
-
-const STATE_VERSION: u64 = 1;
-
-use super::persistence::Persistent;
-use crate::models;
-use crate::models::Wall;
-use serde::Deserialize;
-use serde::Serialize;
-use smart_default::SmartDefault;
-use std::collections::BTreeSet;
-
-#[derive(Clone, Debug)]
-pub struct State {
-    pub persistent: Persistent<PersistentState>,
-}
-
-#[derive(Serialize, Deserialize, Clone, Debug, SmartDefault)]
-pub struct PersistentState {
-    /// State schema version
-    #[default(STATE_VERSION)]
-    pub version: u64,
-
-    pub wall: Wall,
-    pub problems: Problems,
-}
-
-#[derive(Serialize, Deserialize, Clone, Debug, Default)]
-pub struct Problems {
-    pub problems: BTreeSet<models::Problem>,
-}

crates/ascend/src/server_functions.rs

@@ -0,0 +1,305 @@
+use crate::codec::ron::Ron;
+use crate::codec::ron::RonEncoded;
+use crate::models;
+use crate::models::UserInteraction;
+use derive_more::Display;
+use derive_more::Error;
+use derive_more::From;
+use leptos::prelude::*;
+use leptos::server;
+use server_fn::ServerFnError;
+use std::collections::BTreeMap;
+
+#[server(
+    input = Ron,
+    output = Ron,
+    custom = RonEncoded
+)]
+#[tracing::instrument(skip_all, err(Debug))]
+pub async fn get_walls() -> Result<RonEncoded<Vec<models::Wall>>, ServerFnError> {
+    use crate::server::db::Database;
+    use leptos::prelude::expect_context;
+    use redb::ReadableTable;
+    crate::tracing::on_enter!();
+
+    let db = expect_context::<Database>();
+
+    let walls = db
+        .read(|txn| {
+            let walls_table = txn.open_table(crate::server::db::current::TABLE_WALLS)?;
+            let walls: Vec<models::Wall> = walls_table.iter()?.map(|r| r.map(|(_, v)| v.value())).collect::<Result<_, _>>()?;
+            Ok(walls)
+        })
+        .await?;
+
+    Ok(RonEncoded::new(walls))
+}
+
+#[server(
+    input = Ron,
+    output = Ron,
+    custom = RonEncoded
+)]
+#[tracing::instrument(skip_all, err(Debug))]
+pub(crate) async fn get_wall_by_uid(wall_uid: models::WallUid) -> Result<RonEncoded<models::Wall>, ServerFnError> {
+    use crate::server::db::Database;
+    use crate::server::db::DatabaseOperationError;
+    use leptos::prelude::expect_context;
+    crate::tracing::on_enter!();
+
+    #[derive(Debug, derive_more::Error, derive_more::Display)]
+    enum Error {
+        #[display("Wall not found: {_0:?}")]
+        NotFound(#[error(not(source))] models::WallUid),
+    }
+
+    let db = expect_context::<Database>();
+
+    let wall = db
+        .read(|txn| {
+            let walls_table = txn.open_table(crate::server::db::current::TABLE_WALLS)?;
+            let wall = walls_table
+                .get(wall_uid)?
+                .ok_or(Error::NotFound(wall_uid))
+                .map_err(DatabaseOperationError::custom)?
+                .value();
+            Ok(wall)
+        })
+        .await?;
+
+    Ok(RonEncoded::new(wall))
+}
+
+/// Returns user interaction for a single wall problem
+#[server(
+    input = Ron,
+    output = Ron,
+    custom = RonEncoded
+)]
+#[tracing::instrument(err(Debug))]
+pub(crate) async fn get_user_interaction(
+    wall_uid: models::WallUid,
+    problem: models::Problem,
+) -> Result<RonEncoded<Option<models::UserInteraction>>, ServerFnError> {
+    use crate::server::db::Database;
+    use crate::server::db::DatabaseOperationError;
+    use leptos::prelude::expect_context;
+    crate::tracing::on_enter!();
+
+    #[derive(Debug, derive_more::Error, derive_more::Display, derive_more::From)]
+    enum Error {
+        #[display("Wall not found: {_0:?}")]
+        WallNotFound(#[error(not(source))] models::WallUid),
+
+        DatabaseOperation(DatabaseOperationError),
+    }
+
+    async fn inner(wall_uid: models::WallUid, problem: models::Problem) -> Result<Option<UserInteraction>, Error> {
+        let db = expect_context::<Database>();
+
+        let user_interaction = db
+            .read(|txn| {
+                let user_table = txn.open_table(crate::server::db::current::TABLE_USER)?;
+                let user_interaction = user_table.get(&(wall_uid, problem))?.map(|guard| guard.value());
+                Ok(user_interaction)
+            })
+            .await?;
+
+        Ok(user_interaction)
+    }
+
+    let user_interaction = inner(wall_uid, problem)
+        .await
+        .map_err(error_reporter::Report::new)
+        .map_err(ServerFnError::new)?;
+    Ok(RonEncoded::new(user_interaction))
+}
+
+/// Returns all user interactions for a wall
+#[server(
+    input = Ron,
+    output = Ron,
+    custom = RonEncoded
+)]
+#[tracing::instrument(err(Debug))]
+pub(crate) async fn get_user_interactions_for_wall(
+    wall_uid: models::WallUid,
+) -> Result<RonEncoded<BTreeMap<models::Problem, models::UserInteraction>>, ServerFnError> {
+    use crate::server::db::Database;
+    use crate::server::db::DatabaseOperationError;
+    use leptos::prelude::expect_context;
+    use redb::ReadableTable;
+    crate::tracing::on_enter!();
+
+    #[derive(Debug, derive_more::Error, derive_more::Display, derive_more::From)]
+    enum Error {
+        DatabaseOperation(DatabaseOperationError),
+    }
+
+    async fn inner(wall_uid: models::WallUid) -> Result<BTreeMap<models::Problem, models::UserInteraction>, Error> {
+        let db = expect_context::<Database>();
+
+        let user_interactions = db
+            .read(|txn| {
+                let user_table = txn.open_table(crate::server::db::current::TABLE_USER)?;
+                let user_interactions = user_table
+                    .iter()?
+                    .filter(|guard| {
+                        guard
+                            .as_ref()
+                            .map(|(key, _val)| {
+                                let (wall_uid, _problem) = key.value();
+                                wall_uid
+                            })
+                            .map(|wall_uid_| wall_uid_ == wall_uid)
+                            .unwrap_or(false)
+                    })
+                    .map(|guard| {
+                        guard.map(|(_key, val)| {
+                            let val = val.value();
+                            (val.problem.clone(), val)
+                        })
+                    })
+                    .collect::<Result<_, _>>()?;
+                Ok(user_interactions)
+            })
+            .await?;
+
+        Ok(user_interactions)
+    }
+
+    let user_interaction = inner(wall_uid).await.map_err(error_reporter::Report::new).map_err(ServerFnError::new)?;
+    Ok(RonEncoded::new(user_interaction))
+}
+
+/// Inserts or updates today's attempt.
+#[server(
+    input = Ron,
+    output = Ron,
+    custom = RonEncoded
+)]
+#[tracing::instrument(err(Debug))]
+pub(crate) async fn upsert_todays_attempt(
+    wall_uid: models::WallUid,
+    problem: models::Problem,
+    attempt: Option<models::Attempt>,
+) -> Result<RonEncoded<models::UserInteraction>, ServerFnError> {
+    use crate::server::db::Database;
+    use crate::server::db::DatabaseOperationError;
+    use leptos::prelude::expect_context;
+
+    crate::tracing::on_enter!();
+
+    #[derive(Debug, Error, Display, From)]
+    enum Error {
+        #[display("Wall not found: {_0:?}")]
+        WallNotFound(#[error(not(source))] models::WallUid),
+
+        DatabaseOperation(DatabaseOperationError),
+    }
+
+    async fn inner(wall_uid: models::WallUid, problem: models::Problem, attempt: Option<models::Attempt>) -> Result<UserInteraction, Error> {
+        let db = expect_context::<Database>();
+
+        let user_interaction = db
+            .write(|txn| {
+                let mut user_table = txn.open_table(crate::server::db::current::TABLE_USER)?;
+
+                let key = (wall_uid, problem.clone());
+
+                // Pop or default
+                let mut user_interaction = user_table
+                    .remove(&key)?
+                    .map(|guard| guard.value())
+                    .unwrap_or_else(|| models::UserInteraction::new(wall_uid, problem));
+
+                // If the last entry is from today, remove it
+                if let Some(entry) = user_interaction.attempted_on.last_entry() {
+                    let today_local_naive = chrono::Local::now().date_naive();
+
+                    let entry_date = entry.key();
+                    let entry_date_local_naive = entry_date.with_timezone(&chrono::Local).date_naive();
+
+                    if entry_date_local_naive == today_local_naive {
+                        entry.remove();
+                    }
+                }
+
+                if let Some(attempt) = attempt {
+                    user_interaction.attempted_on.insert(chrono::Utc::now(), attempt);
+                }
+
+                user_table.insert(key, user_interaction.clone())?;
+
+                Ok(user_interaction)
+            })
+            .await?;
+
+        Ok(user_interaction)
+    }
+
+    inner(wall_uid, problem, attempt)
+        .await
+        .map_err(error_reporter::Report::new)
+        .map_err(ServerFnError::new)
+        .map(RonEncoded::new)
+}
+
+/// Sets is_favorite field for a problem
+#[server(
+    input = Ron,
+    output = Ron,
+    custom = RonEncoded
+)]
+#[tracing::instrument(err(Debug))]
+pub(crate) async fn set_is_favorite(
+    wall_uid: models::WallUid,
+    problem: models::Problem,
+    is_favorite: bool,
+) -> Result<RonEncoded<models::UserInteraction>, ServerFnError> {
+    use crate::server::db::Database;
+    use crate::server::db::DatabaseOperationError;
+    use leptos::prelude::expect_context;
+
+    crate::tracing::on_enter!();
+
+    #[derive(Debug, Error, Display, From)]
+    enum Error {
+        #[display("Wall not found: {_0:?}")]
+        WallNotFound(#[error(not(source))] models::WallUid),
+
+        DatabaseOperation(DatabaseOperationError),
+    }
+
+    async fn inner(wall_uid: models::WallUid, problem: models::Problem, is_favorite: bool) -> Result<UserInteraction, Error> {
+        let db = expect_context::<Database>();
+
+        let user_interaction = db
+            .write(|txn| {
+                let mut user_table = txn.open_table(crate::server::db::current::TABLE_USER)?;
+
+                let key = (wall_uid, problem.clone());
+
+                // Pop or default
+                let mut user_interaction = user_table
+                    .remove(&key)?
+                    .map(|guard| guard.value())
+                    .unwrap_or_else(|| models::UserInteraction::new(wall_uid, problem));
+
+                user_interaction.is_favorite = is_favorite;
+
+                user_table.insert(key, user_interaction.clone())?;
+
+                Ok(user_interaction)
+            })
+            .await?;
+
+        Ok(user_interaction)
+    }
+
+    inner(wall_uid, problem, is_favorite)
+        .await
+        .map_err(error_reporter::Report::new)
+        .map_err(ServerFnError::new)
+        .map(RonEncoded::new)
+}

crates/ascend/src/tracing.rs

@@ -0,0 +1,22 @@
+macro_rules! where_am_i {
+    () => {{
+        fn f() {}
+
+        fn type_name_of<T>(_: T) -> &'static str {
+            std::any::type_name::<T>()
+        }
+
+        let name = type_name_of(f);
+
+        // `3` is the length of the `::f`.
+        &name[..name.len() - 3]
+    }};
+}
+pub(crate) use where_am_i;
+
+macro_rules! on_enter {
+    () => {
+        tracing::trace!("Entering {}", crate::tracing::where_am_i!());
+    };
+}
+pub(crate) use on_enter;

crates/ascend/style/tailwind.css

@@ -1,3 +1,19 @@
-@tailwind base;
+@import 'tailwindcss';
-@tailwind components;
+
-@tailwind utilities;
+/*
+  The default border color has changed to `currentColor` in Tailwind CSS v4,
+  so we've added these compatibility styles to make sure everything still
+  looks the same as it did with Tailwind CSS v3.
+
+  If we ever want to remove these styles, we need to add an explicit border
+  color utility to any element that depends on these defaults.
+*/
+@layer base {
+  *,
+  ::after,
+  ::before,
+  ::backdrop,
+  ::file-selector-button {
+    border-color: var(--color-gray-200, currentColor);
+  }
+}

crates/ascend/tailwind.config.js

@@ -4,18 +4,9 @@
         relative: true,
         files: ["*.html", "./src/**/*.rs"],
       },
-      // https://tailwindcss.com/docs/content-configuration#using-regular-expressions
-      safelist: [
-        {
-          pattern: /grid-cols-.+/,
-        },
-        {
-          pattern: /grid-rows-.+/,
-        },
-      ],
       theme: {
         extend: {},
       },
       plugins: [],
     }
-    
+    

flake.lock

@@ -10,11 +10,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1729251766,
+        "lastModified": 1746696290,
-        "narHash": "sha256-/tOGBbFKgIii6L0VZdJ2MFdhzTt0BtEsAFbWITXeIxA=",
+        "narHash": "sha256-YokYinNgGIu80OErVMuFoIELhetzb45aWKTiKYNXvWA=",
         "owner": "plul",
         "repo": "basecamp",
-        "rev": "aae7006aec576140aadf3fdea4ed7eae904dda14",
+        "rev": "108ef2874fd8f934602cda5bfdc0e58a541c6b4a",
         "type": "github"
       },
       "original": {
@@ -25,11 +25,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1736420959,
+        "lastModified": 1746576598,
-        "narHash": "sha256-dMGNa5UwdtowEqQac+Dr0d2tFO/60ckVgdhZU9q2E2o=",
+        "narHash": "sha256-FshoQvr6Aor5SnORVvh/ZdJ1Sa2U4ZrIMwKBX5k2wu0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "32af3611f6f05655ca166a0b1f47b57c762b5192",
+        "rev": "b3582c75c7f21ce0b429898980eddbbf05c68e55",
         "type": "github"
       },
       "original": {
@@ -53,11 +53,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1736649126,
+        "lastModified": 1746671794,
-        "narHash": "sha256-XCw5sv/ePsroqiF3lJM6Y2X9EhPdHeE47gr3Q8b0UQw=",
+        "narHash": "sha256-V+mpk2frYIEm85iYf+KPDmCGG3zBRAEhbv0E3lHdG2U=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "162ab0edc2936508470199b2e8e6c444a2535019",
+        "rev": "ceec434b8741c66bb8df5db70d7e629a9d9c598f",
         "type": "github"
       },
       "original": {

flake.nix

@@ -47,7 +47,7 @@
           nativeBuildInputs = [
             pkgs.cargo-leptos
             pkgs.dart-sass
-            pkgs.tailwindcss
+            pkgs.tailwindcss_4
 
             # For optimizing wasm release builds
             pkgs.binaryen
@@ -75,12 +75,7 @@
         };
 
       nixosModules.default =
-        {
+        { config, lib, ... }:
-          config,
-          pkgs,
-          lib,
-          ...
-        }:
         let
           cfg = config.services.ascend;
         in
@@ -135,20 +130,23 @@
         basecamp.mkShell pkgs {
           rust.enable = true;
           rust.toolchain.targets = [ "wasm32-unknown-unknown" ];
+          rust.toolchain.components.rust-analyzer.nightly = true;
 
           packages = [
+            pkgs.bacon
             pkgs.cargo-leptos
             pkgs.leptosfmt
             pkgs.dart-sass
-            pkgs.tailwindcss
+            pkgs.tailwindcss_4
             pkgs.tailwindcss-language-server
 
             # For optimizing wasm release builds
             pkgs.binaryen
           ];
 
-          env.RUST_LOG = "info,ascend=trace";
+          env.RUST_LOG = "info,ascend=debug";
           env.MOONBOARD_PROBLEMS = "moonboard-problems";
+          env.LEPTOS_TAILWIND_VERSION = "v4.0.8";
         };
     };
 }

justfile

@@ -8,20 +8,22 @@ fmt:
     fd --extension=rs --exec-batch leptosfmt
     bc-fmt
 
+fix:
+    bc-fix
+
 serve:
-    RUST_LOG=debug RUST_BACKTRACE=1 cargo leptos watch -- serve
+    RUST_BACKTRACE=1 cargo leptos watch -- serve
 
-build-release:
+# build-release:
-    rm -rf dist
+#     rm -rf dist
-    mkdir dist
+#     mkdir dist
-    cargo leptos build --release -vv
+#     cargo leptos build --release -vv
-    cp target/release/ascend dist/
+#     cp target/release/ascend dist/
-    cp -r target/site dist/
+#     cp -r target/site dist/
-
+# run-release:
-run-release:
+#     #!/usr/bin/env bash
-    #!/usr/bin/env bash
+#     cd dist
-    cd dist
+#     LEPTOS_SITE_ROOT="site" LEPTOS_SITE_ADDR="127.0.0.1:1337" ./ascend serve
-    LEPTOS_SITE_ROOT="site" LEPTOS_SITE_ADDR="127.0.0.1:1337" ./ascend serve
 
 reset-state:
     cargo run --features ssr -- reset-state
@@ -37,8 +39,23 @@ cp-prod-datastore:
 
 # Update ascend input and nixos-rebuild switch
 prod-deploy:
+    # Build on this machine (faster) and copy to prod /nix/store
+    nix copy --to ssh://192.168.1.3 .
+
+    # Update ascend input on prod machine nix configuration
     ssh 192.168.1.3 'cd /home/plul/repos/gitlab.com/plul/nixexprs; just update-ascend'
+
+    # Switch nix configuration on prod (should be fast as /nix/store should be pre-populated)
     ssh -t 192.168.1.3 'cd /home/plul/repos/gitlab.com/plul/nixexprs; just switch'
 
 prod-logs:
     ssh 192.168.1.3 'journalctl --unit ascend.service'
+
+leptos-discord:
+    xdg-open "https://discord.com/channels/1031524867910148188/1031524868883218474"
+
+leptos-issues:
+    xdg-open "https://github.com/leptos-rs/leptos/issues"
+
+icons:
+    xdg-open "https://heroicons.com/"

leptosfmt.toml

@@ -0,0 +1,4 @@
+closing_tag_style = "SelfClosing"
+
+[attr_values]
+class = "Tailwind"

notes.txt

@@ -0,0 +1,16 @@
+# Random selection: Sample from filtered
+[patterns with variations that satisfy filter]
+	[variations]
+
+# Random selection no filter: Sample equally weighted patterns
+[patterns]
+	[random variation within pattern]
+
+Normalize: shift left, and use minimum of mirrored pattern pair
+
+
+# Filter stats:
+patterns: X
+pattern variations: Y
+
+

rustfmt.toml

@@ -1,4 +1,4 @@
-style_edition = "2024"
+edition = "2024"
 unstable_features = true
 imports_granularity = "Item"
 group_imports = "One"

todo.md

@@ -0,0 +1,14 @@
+- associate routes with wall
+- group routes by pattern (pattern family has shift/mirror variations)
+- generate pattern families of variations when importing problems
+- implement pattern challenge (start an "adventure mode" based on a pattern family)
+- Record problem success (enum: flash, send, no-send)
+- implement routes page to show all routes for a given wall
+- implement favorite routes feature
+- decide on routes vs problems terminology
+- decide on holds vs wall-edit terminology
+- clock
+- hotkeys (enter =next problem, arrow = shift left/right up/down)
+- impl `sizes` hint next to `srcset`
+- add refresh wall button for when a hold is changed
+- fix a font, or why does font-thin not do anything?