chore: add cargo shear exception for getrandom

crates/ascend/Cargo.toml

@@ -9,7 +9,7 @@ publish = false
 crate-type = ["cdylib", "rlib"]
 
 [dependencies]
-axum = { version = "0.7", optional = true }
+axum = { version = "0.8", optional = true }
 camino = { version = "1.1", optional = true }
 chrono = { version = "0.4.39", features = ["now", "serde"] }
 clap = { version = "4.5.7", features = ["derive"] }
@@ -23,18 +23,17 @@ derive_more = { version = "2", features = [
 ] }
 http = "1"
 image = { version = "0.25", optional = true }
-leptos = { version = "0.7.7", features = ["tracing"] }
-leptos_axum = { version = "0.7", optional = true }
-leptos_meta = { version = "0.7" }
-leptos_router = { version = "0.7.0" }
+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 = "0.7.4", features = ["cbor"] }
+server_fn = { version = "0.8", features = ["cbor"] }
 smart-default = "0.7.1"
 tokio = { version = "1", features = ["rt-multi-thread"], optional = true }
-tower = { version = "0.4", optional = true }
 tower-http = { version = "0.5", features = ["fs"], optional = true }
 tracing = { version = "0.1" }
 tracing-subscriber = { version = "0.3.18", features = ["env-filter"] }
@@ -46,7 +45,6 @@ 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 }
-serde_json = { version = "1" }
 codee = { version = "0.3" }
 error_reporter = { version = "1" }
 getrandom = { version = "0.3.1" }
@@ -54,9 +52,6 @@ getrandom = { version = "0.3.1" }
 [dev-dependencies]
 test-try = "0.1"
 
-[dev-dependencies.serde_json]
-version = "1"
-
 [features]
 hydrate = ["leptos/hydrate", "getrandom/wasm_js", "uuid/js"]
 ssr = [
@@ -65,7 +60,6 @@ ssr = [
   "dep:image",
   "dep:bincode",
   "dep:tokio",
-  "dep:tower",
   "dep:tower-http",
   "dep:leptos_axum",
   "dep:confik",
@@ -77,6 +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/codec.rs

@@ -3,19 +3,22 @@ pub mod ron {
 
     use codee::Decoder;
     use codee::Encoder;
+    use leptos::prelude::FromServerFnError;
+    use leptos::prelude::ServerFnErrorErr;
     use serde::Deserialize;
     use serde::Serialize;
     use serde::de::DeserializeOwned;
-    use server_fn::ServerFnError;
+    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::Res;
+    use server_fn::response::TryRes;
 
     pub struct Ron;
 
@@ -44,10 +47,13 @@ pub mod ron {
     }
 
     impl Encoding for Ron {
-        const CONTENT_TYPE: &'static str = "application/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);
 
@@ -74,9 +80,10 @@ pub mod ron {
     where
         Request: ClientReq<Err>,
         T: Serialize,
+        Err: FromServerFnError,
     {
-        fn into_req(self, path: &str, accepts: &str) -> Result<Request, ServerFnError<Err>> {
-            let data = Ron::encode(&self.0).map_err(|e| ServerFnError::Serialization(e.to_string()))?;
+        fn into_req(self, path: &str, accepts: &str) -> Result<Request, Err> {
+            let data = Ron::encode(&self.0).map_err(|e| ServerFnErrorErr::Serialization(e.to_string()).into_app_error())?;
             Request::try_new_post(path, Ron::CONTENT_TYPE, accepts, data)
         }
     }
@@ -86,21 +93,25 @@ pub mod ron {
     where
         Request: Req<Err> + Send,
         T: DeserializeOwned,
+        Err: FromServerFnError,
     {
-        async fn from_req(req: Request) -> Result<Self, ServerFnError<Err>> {
+        async fn from_req(req: Request) -> Result<Self, Err> {
             let data = req.try_into_string().await?;
-            Ron::decode(&data).map(RonEncoded).map_err(|e| ServerFnError::Args(e.to_string()))
+            Ron::decode(&data)
+                .map(RonEncoded)
+                .map_err(|e| ServerFnErrorErr::Args(e.to_string()).into_app_error())
         }
     }
 
     // IntoRes
-    impl<CustErr, T, Response> IntoRes<Ron, Response, CustErr> for RonEncoded<T>
+    impl<Err, T, Response> IntoRes<Ron, Response, Err> for RonEncoded<T>
     where
-        Response: Res<CustErr>,
+        Response: TryRes<Err>,
         T: Serialize + Send,
+        Err: FromServerFnError,
     {
-        async fn into_res(self) -> Result<Response, ServerFnError<CustErr>> {
-            let data = Ron::encode(&self.0).map_err(|e| ServerFnError::Serialization(e.to_string()))?;
+        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)
         }
     }
@@ -110,12 +121,13 @@ pub mod ron {
     where
         Response: ClientRes<Err> + Send,
         T: DeserializeOwned,
+        Err: FromServerFnError,
     {
-        async fn from_res(res: Response) -> Result<Self, ServerFnError<Err>> {
+        async fn from_res(res: Response) -> Result<Self, Err> {
             let data = res.try_into_string().await?;
             Ron::decode(&data)
                 .map(RonEncoded)
-                .map_err(|e| ServerFnError::Deserialization(e.to_string()))
+                .map_err(|e| ServerFnErrorErr::Deserialization(e.to_string()).into_app_error())
         }
     }
 

crates/ascend/src/components/attempt.rs

@@ -7,7 +7,7 @@ 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 {
-    tracing::trace!("Enter");
+    crate::tracing::on_enter!();
 
     let s = time_ago(date.get());
 
@@ -19,9 +19,7 @@ pub fn Attempt(#[prop(into)] date: Signal<DateTime<Utc>>, #[prop(into)] attempt:
     };
 
     let text_color = match attempt.get() {
-        Some(models::Attempt::Flash) => "text-cyan-500",
-        Some(models::Attempt::Send) => "text-teal-500",
-        Some(models::Attempt::Attempt) => "text-pink-500",
+        Some(attempt) => attempt.gradient().class_text(),
         None => "",
     };
 

crates/ascend/src/components/button.rs

@@ -19,34 +19,40 @@ pub fn Button(
 ) -> impl IntoView {
     let margin = "mx-2 my-1 sm:mx-5 sm:my-2.5";
 
-    let icon_view = 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());
+    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> }
-    });
+            view! { <div class=classes>{icon_view}</div> }
+        })
+    };
 
-    let separator = (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());
+    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 /> }
-    });
+            view! { <div class=classes /> }
+        })
+    };
 
-    let text_view = 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);
+    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> }
-    });
+            view! { <div class=classes>{text}</div> }
+        })
+    };
 
     let class = move || {
         let mut classes = vec![];

crates/ascend/src/components/icons.rs

@@ -7,6 +7,7 @@ pub enum Icon {
     WrenchSolid,
     ForwardSolid,
     Check,
+    Heart,
     HeartOutline,
     ArrowPath,
     PaperAirplaneSolid,
@@ -26,6 +27,7 @@ impl Icon {
             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(),
@@ -123,6 +125,20 @@ pub fn Check() -> impl IntoView {
     }
 }
 
+#[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! {

crates/ascend/src/components/outlined_box.rs

@@ -22,12 +22,14 @@ pub fn OutlinedBox(children: Children, color: Gradient, #[prop(optional)] highli
         let mut c = "py-1.5 rounded-md".to_string();
         if highlight() {
             let bg = match color {
-                Gradient::PinkOrange => "bg-pink-900",
+                Gradient::PinkOrange => "bg-rose-900",
                 Gradient::CyanBlue => "bg-cyan-800",
-                Gradient::TealLime => "bg-teal-700",
-                Gradient::PurplePink => "bg-purple-900",
+                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(' ');

crates/ascend/src/gradient.rs

@@ -7,9 +7,11 @@ pub enum Gradient {
     PurplePink,
     #[default]
     Orange,
+    Pink,
+    PinkRed,
 }
 impl Gradient {
-    pub fn class_from(&self) -> &str {
+    pub fn class_from(&self) -> &'static str {
         match self {
             Gradient::PinkOrange => "from-pink-500",
             Gradient::CyanBlue => "from-cyan-500",
@@ -17,10 +19,12 @@ impl Gradient {
             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) -> &str {
+    pub fn class_to(&self) -> &'static str {
         match self {
             Gradient::PinkOrange => "to-orange-400",
             Gradient::CyanBlue => "to-blue-500",
@@ -28,17 +32,21 @@ impl Gradient {
             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) -> &str {
+    pub fn class_text(&self) -> &'static str {
         match self {
-            Gradient::PinkOrange => "text-pink-500",
+            Gradient::PinkOrange => "text-rose-400",
             Gradient::CyanBlue => "text-cyan-500",
-            Gradient::TealLime => "text-teal-300",
-            Gradient::PurplePink => "text-purple-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/models.rs

@@ -42,13 +42,13 @@ pub mod v4 {
         pub problems: BTreeSet<Problem>,
     }
 
-    #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
+    #[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)]
+    #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
     pub struct Pattern {
         pub pattern: BTreeMap<v1::HoldPosition, v1::HoldRole>,
     }
@@ -160,7 +160,7 @@ pub mod v2 {
     #[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)]
+    #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Display, Copy, Hash)]
     pub enum Method {
         #[display("Feet follow hands")]
         FeetFollowHands,

crates/ascend/src/models/semantics.rs

@@ -1,13 +1,30 @@
 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.iter().map(|(hold_position, _)| hold_position.col).min().unwrap_or(0);
+        let min_col = pattern.pattern.keys().map(|hold_position| hold_position.col).min().unwrap_or(0);
         pattern.pattern = pattern
             .pattern
             .iter()
@@ -25,7 +42,7 @@ impl Pattern {
     #[must_use]
     pub fn shift_left(&self, shift: u64) -> Option<Self> {
         // Out of bounds check
-        if let Some(min_col) = self.pattern.iter().map(|(hold_position, _)| hold_position.col).min() {
+        if let Some(min_col) = self.pattern.keys().map(|hold_position| hold_position.col).min() {
             if shift > min_col {
                 return None;
             }
@@ -35,7 +52,7 @@ impl Pattern {
             .pattern
             .iter()
             .map(|(hold_position, hold_role)| {
-                let mut hold_position = hold_position.clone();
+                let mut hold_position = *hold_position;
                 hold_position.col -= shift;
                 (hold_position, *hold_role)
             })
@@ -47,7 +64,7 @@ impl 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.iter().map(|(hold_position, _)| hold_position.col).max() {
+        if let Some(max_col) = self.pattern.keys().map(|hold_position| hold_position.col).max() {
             if max_col + shift >= wall_dimensions.cols {
                 return None;
             }
@@ -57,7 +74,7 @@ impl Pattern {
             .pattern
             .iter()
             .map(|(hold_position, hold_role)| {
-                let mut hold_position = hold_position.clone();
+                let mut hold_position = *hold_position;
                 hold_position.col += shift;
                 (hold_position, *hold_role)
             })
@@ -70,8 +87,8 @@ impl Pattern {
     pub fn mirror(&self) -> Self {
         let mut pattern = self.clone();
 
-        let min_col = pattern.pattern.iter().map(|(hold_position, _)| hold_position.col).min().unwrap_or(0);
-        let max_col = pattern.pattern.iter().map(|(hold_position, _)| hold_position.col).max().unwrap_or(0);
+        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
@@ -88,6 +105,23 @@ impl Pattern {
 
         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 {
@@ -184,6 +218,14 @@ impl Attempt {
             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 {

crates/ascend/src/pages/settings.rs

@@ -29,20 +29,18 @@ pub fn Settings() -> impl IntoView {
     }
 }
 
-#[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>
-    }
-}
+// #[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]

crates/ascend/src/pages/wall.rs

@@ -8,11 +8,13 @@ use crate::gradient::Gradient;
 use crate::models;
 use crate::models::HoldRole;
 use crate::server_functions;
+use crate::server_functions::SetIsFavorite;
 use leptos::Params;
 use leptos::prelude::*;
 use leptos_router::params::Params;
 use std::collections::BTreeMap;
 use std::collections::BTreeSet;
+use std::collections::HashSet;
 use std::ops::Deref;
 
 #[derive(Params, PartialEq, Clone)]
@@ -60,7 +62,7 @@ struct Context {
     wall: Signal<models::Wall>,
     user_interactions: Signal<BTreeMap<models::Problem, models::UserInteraction>>,
     problem: Signal<Option<models::Problem>>,
-    filtered_problems: Signal<BTreeSet<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>>,
@@ -70,6 +72,7 @@ struct Context {
     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]
@@ -93,7 +96,9 @@ fn Controller(
 
     // Derive signals
     let user_interaction = signals::user_interaction(user_interactions.into(), problem.into());
-    let filtered_problems = signals::filtered_problems(wall, filter_holds.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);
 
@@ -103,6 +108,20 @@ fn Controller(
         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));
@@ -111,14 +130,23 @@ fn Controller(
     // 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_problems.read();
+        let population = filtered_problem_transformations.read();
         let population = population.deref();
 
         use rand::seq::IteratorRandom;
         let mut rng = rand::rng();
-        let problem = population.iter().choose(&mut rng);
 
-        set_problem.set(problem.cloned());
+        // 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
@@ -148,6 +176,16 @@ fn Controller(
         }
     });
 
+    // 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(),
@@ -158,9 +196,10 @@ fn Controller(
         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_problems: filtered_problems.into(),
+        filtered_problem_transformations: filtered_problem_transformations.into(),
         user_interactions: user_interactions.into(),
     });
 
@@ -186,7 +225,7 @@ fn View() -> impl IntoView {
 
                     <Separator />
 
-                    <div class="flex flex-row justify-around">
+                    <div class="flex flex-row justify-between">
                         <NextProblemButton />
                     </div>
                 </Section>
@@ -195,12 +234,14 @@ fn View() -> impl IntoView {
 
                 <Section title="Current problem">
                     {move || ctx.problem.get().map(|problem| view! { <ProblemInfo problem /> })}
-                    <Separator /> <Transformations /> <Separator /><AttemptRadioGroup />
-                    <Separator /> <History />
+                    <Separator /> <div class="flex flex-row gap-2 justify-between">
+                        <Transformations />
+                        <FavoriteButton />
+                    </div> <Separator /> <AttemptRadioGroup /> <Separator /> <History />
                 </Section>
             </div>
 
-            <div class="flex flex-row flex-auto justify-end items-start px-2 pt-3">
+            <div class="flex flex-col px-2 pt-3 gap-4">
                 <HoldsButton />
             </div>
         </div>
@@ -261,6 +302,16 @@ fn Transformations() -> impl IntoView {
     }
 }
 
+#[component]
+#[tracing::instrument(skip_all)]
+fn LikedButton() -> impl IntoView {
+    crate::tracing::on_enter!();
+
+    let _ctx = use_context::<Context>().unwrap();
+
+    view! { <Button text="Saved" icon=Icon::HeartOutline color=Gradient::PinkRed /> }
+}
+
 #[component]
 #[tracing::instrument(skip_all)]
 fn HoldsButton() -> impl IntoView {
@@ -277,6 +328,25 @@ fn HoldsButton() -> impl IntoView {
     }
 }
 
+#[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 {
@@ -315,9 +385,11 @@ fn Filter() -> impl IntoView {
             }
         }
 
+        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">{ctx.filtered_problems.read().len()}</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}
@@ -336,13 +408,15 @@ fn Filter() -> impl IntoView {
         let mut interaction_counters = InteractionCounters::default();
         let interaction_counters_view = {
             let user_ints = ctx.user_interactions.read();
-            for problem in ctx.filtered_problems.read().iter() {
-                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 => {}
+            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 => {}
+                        }
                     }
                 }
             }
@@ -575,6 +649,7 @@ mod signals {
     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))
@@ -600,6 +675,18 @@ mod signals {
         })
     }
 
+    /// 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>>,
@@ -610,12 +697,34 @@ mod signals {
                 wall.problems
                     .iter()
                     .filter(|problem| filter_holds.iter().all(|hold_pos| problem.pattern.pattern.contains_key(hold_pos)))
-                    .map(|problem| problem.clone())
+                    .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/server/migrations.rs

@@ -13,7 +13,6 @@ pub async fn run_migrations(db: &Database) -> Result<(), Box<dyn std::error::Err
     if is_at_version(db, 3).await? {
         migrate_to_v4(db).await?;
     }
-
     Ok(())
 }
 
@@ -71,13 +70,13 @@ pub async fn migrate_to_v4(db: &Database) -> Result<(), Box<dyn std::error::Erro
                 .map(|problem_uid| {
                     let old_prob = &problems_dump[&(wall_uid, problem_uid)];
                     let method = old_prob.method;
-                    let problem = models::Problem {
+
+                    models::Problem {
                         pattern: models::Pattern {
                             pattern: old_prob.holds.clone(),
                         },
                         method,
-                    };
-                    problem
+                    }
                 })
                 .collect();
             let wall = models::Wall {

crates/ascend/src/server/operations.rs

@@ -43,10 +43,8 @@ pub(crate) async fn import_mini_moonboard_problems(config: &Config, db: Database
             mini_moonboard::Method::FootlessPlusKickboard => models::Method::FootlessPlusKickboard,
         };
 
-        let problem = models::Problem {
-            pattern: models::Pattern { pattern },
-            method,
-        };
+        let pattern = models::Pattern { pattern }.canonicalize();
+        let problem = models::Problem { pattern, method };
         problems.push(problem);
     }
 

crates/ascend/src/server_functions.rs

@@ -20,7 +20,7 @@ pub async fn get_walls() -> Result<RonEncoded<Vec<models::Wall>>, ServerFnError>
     use crate::server::db::Database;
     use leptos::prelude::expect_context;
     use redb::ReadableTable;
-    tracing::trace!("Enter");
+    crate::tracing::on_enter!();
 
     let db = expect_context::<Database>();
 
@@ -45,7 +45,7 @@ pub(crate) async fn get_wall_by_uid(wall_uid: models::WallUid) -> Result<RonEnco
     use crate::server::db::Database;
     use crate::server::db::DatabaseOperationError;
     use leptos::prelude::expect_context;
-    tracing::trace!("Enter");
+    crate::tracing::on_enter!();
 
     #[derive(Debug, derive_more::Error, derive_more::Display)]
     enum Error {
@@ -84,7 +84,7 @@ pub(crate) async fn get_user_interaction(
     use crate::server::db::Database;
     use crate::server::db::DatabaseOperationError;
     use leptos::prelude::expect_context;
-    tracing::trace!("Enter");
+    crate::tracing::on_enter!();
 
     #[derive(Debug, derive_more::Error, derive_more::Display, derive_more::From)]
     enum Error {
@@ -129,7 +129,7 @@ pub(crate) async fn get_user_interactions_for_wall(
     use crate::server::db::DatabaseOperationError;
     use leptos::prelude::expect_context;
     use redb::ReadableTable;
-    tracing::trace!("Enter");
+    crate::tracing::on_enter!();
 
     #[derive(Debug, derive_more::Error, derive_more::Display, derive_more::From)]
     enum Error {
@@ -188,7 +188,7 @@ pub(crate) async fn upsert_todays_attempt(
     use crate::server::db::DatabaseOperationError;
     use leptos::prelude::expect_context;
 
-    tracing::trace!("Enter");
+    crate::tracing::on_enter!();
 
     #[derive(Debug, Error, Display, From)]
     enum Error {
@@ -244,3 +244,62 @@ pub(crate) async fn upsert_todays_attempt(
         .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)
+}

flake.lock

@@ -10,11 +10,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1741078851,
-        "narHash": "sha256-1Qu/Uu+yPUDhHM2XjTbwQqpSrYhhHu7TpHHrT7UO/0o=",
+        "lastModified": 1746696290,
+        "narHash": "sha256-YokYinNgGIu80OErVMuFoIELhetzb45aWKTiKYNXvWA=",
         "owner": "plul",
         "repo": "basecamp",
-        "rev": "3e4579d8b4400506e5f53069448b3471608b5281",
+        "rev": "108ef2874fd8f934602cda5bfdc0e58a541c6b4a",
         "type": "github"
       },
       "original": {
@@ -25,11 +25,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1742456341,
-        "narHash": "sha256-yvdnTnROddjHxoQqrakUQWDZSzVchczfsuuMOxg476c=",
+        "lastModified": 1746576598,
+        "narHash": "sha256-FshoQvr6Aor5SnORVvh/ZdJ1Sa2U4ZrIMwKBX5k2wu0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "7344a3b78128f7b1765dba89060b015fb75431a7",
+        "rev": "b3582c75c7f21ce0b429898980eddbbf05c68e55",
         "type": "github"
       },
       "original": {
@@ -53,11 +53,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1742524367,
-        "narHash": "sha256-KzTwk/5ETJavJZYV1DEWdCx05M4duFCxCpRbQSKWpng=",
+        "lastModified": 1746671794,
+        "narHash": "sha256-V+mpk2frYIEm85iYf+KPDmCGG3zBRAEhbv0E3lHdG2U=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "70bf752d176b2ce07417e346d85486acea9040ef",
+        "rev": "ceec434b8741c66bb8df5db70d7e629a9d9c598f",
         "type": "github"
       },
       "original": {

justfile

@@ -8,6 +8,9 @@ fmt:
     fd --extension=rs --exec-batch leptosfmt
     bc-fmt
 
+fix:
+    bc-fix
+
 serve:
     RUST_BACKTRACE=1 cargo leptos watch -- serve