ron codec

Cargo.lock

@@ -107,6 +107,8 @@ dependencies = [
  "leptos_axum",
  "leptos_meta",
  "leptos_router",
+ "moonboard-parser",
+ "ron",
  "serde",
  "serde_json",
  "tokio",
@@ -247,6 +249,12 @@ dependencies = [
  "windows-targets",
 ]
 
+[[package]]
+name = "base64"
+version = "0.21.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
+
 [[package]]
 name = "base64"
 version = "0.22.1"
@@ -258,6 +266,9 @@ name = "bitflags"
 version = "2.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1be3f42a67d6d345ecd59f675f3f012d6974981560836e938c22b424b85ce1be"
+dependencies = [
+ "serde",
+]
 
 [[package]]
 name = "bumpalo"
@@ -1053,7 +1064,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a8a90c679094979aa12927e8e925fe8eead1420d69420b2d8c6540863937ca75"
 dependencies = [
  "any_spawner",
- "base64",
+ "base64 0.22.1",
  "cfg-if",
  "either_of",
  "futures",
@@ -1253,7 +1264,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0fb23bd110ac04c7276aae3d8ba523f94cf06989d00b4e76eaee89451b06b494"
 dependencies = [
  "any_spawner",
- "base64",
+ "base64 0.22.1",
  "codee",
  "futures",
  "hydration_context",
@@ -1391,11 +1402,11 @@ dependencies = [
 name = "moonboard-parser"
 version = "0.0.0"
 dependencies = [
- "camino",
  "derive_more",
  "serde",
  "serde_json",
  "tokio",
+ "type-toppings",
 ]
 
 [[package]]
@@ -1828,6 +1839,18 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
+[[package]]
+name = "ron"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b91f7eff05f748767f183df4320a63d6936e9c6107d97c9e6bdd9784f4289c94"
+dependencies = [
+ "base64 0.21.7",
+ "bitflags",
+ "serde",
+ "serde_derive",
+]
+
 [[package]]
 name = "rstml"
 version = "0.12.0"

Cargo.toml

@@ -6,6 +6,9 @@ members = ["crates/ascend", "crates/moonboard-parser"]
 edition = "2021"
 authors = ["Asger Juul Brunshøj <asgerbrunshoj@gmail.com>"]
 
+[workspace.dependencies.moonboard-parser]
+path = "crates/moonboard-parser"
+
 [workspace.lints.rust]
 future_incompatible = { level = "deny", priority = -1 }
 nonstandard_style = { level = "deny", priority = -1 }

crates/ascend/Cargo.toml

@@ -9,6 +9,7 @@ publish = false
 crate-type = ["cdylib", "rlib"]
 
 [dependencies]
+moonboard-parser = { workspace = true, optional = true }
 axum = { version = "0.7", optional = true }
 console_error_panic_hook = "0.1"
 leptos = { version = "0.7.3" }
@@ -23,16 +24,17 @@ http = "1"
 serde = { version = "1", features = ["derive"] }
 derive_more = { version = "1", features = ["display", "error", "from"] }
 clap = { version = "4.5.7", features = ["derive"] }
-serde_json = { version = "1", optional = true }
 camino = { version = "1.1", optional = true }
 type-toppings = { version = "0.2.1", features = ["result"] }
-
 # Tracing
 tracing = { version = "0.1", optional = true }
 tracing-subscriber = { version = "0.3.18", features = [
   "env-filter",
 ], optional = true }
+ron = { version = "0.8" }
 
+[dev-dependencies.serde_json]
+version = "1"
 
 [features]
 hydrate = ["leptos/hydrate"]
@@ -43,7 +45,7 @@ ssr = [
   "dep:tower-http",
   "dep:leptos_axum",
   "dep:camino",
-  "dep:serde_json",
+  "dep:moonboard-parser",
   "leptos/ssr",
   "leptos_meta/ssr",
   "leptos_router/ssr",

crates/ascend/src/app.rs

@@ -20,11 +20,12 @@ pub fn shell(options: LeptosOptions) -> impl IntoView {
     }
 }
 
-#[leptos::component]
+#[component]
 pub fn App() -> impl leptos::IntoView {
     use leptos_meta::Stylesheet;
     use leptos_meta::Title;
 
+    // TODO: look at tracing-subscriber-wasm
     #[cfg(feature = "ssr")]
     tracing::debug!("Rendering root component");
 
@@ -43,7 +44,9 @@ pub fn App() -> impl leptos::IntoView {
     }
 }
 
-#[leptos::component]
+#[component]
 fn Ascend() -> impl leptos::IntoView {
-    leptos::view! { <crate::pages::wall::Wall /> }
+    use crate::pages::wall::Wall;
+
+    leptos::view! { <Wall /> }
 }

crates/ascend/src/lib.rs

@@ -7,6 +7,8 @@ pub mod components {}
 #[cfg(feature = "ssr")]
 pub mod server;
 
+pub mod models;
+
 #[cfg(feature = "hydrate")]
 #[wasm_bindgen::prelude::wasm_bindgen]
 pub fn hydrate() {

crates/ascend/src/models.rs

@@ -0,0 +1,35 @@
+//! Shared models between server and client code.
+
+use serde::Deserialize;
+use serde::Serialize;
+use std::collections::BTreeMap;
+
+#[derive(Serialize, Deserialize, Clone, Debug, Default, PartialEq, Eq, Hash, PartialOrd, Ord)]
+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,
+}

crates/ascend/src/pages/wall.rs

@@ -1,21 +1,128 @@
+use crate::models;
 use leptos::prelude::*;
+use ron_codec::RonCodec;
 
-#[leptos::component]
+#[component]
 pub fn Wall() -> impl leptos::IntoView {
+    // TODO: What to do about this unwrap?
+    // let random_problem = OnceResource::new(async move { get_random_problem().await.unwrap() });
+    let random_problem = async move { get_random_problem().await.unwrap() };
+
+    // TODO: No hardcoding wall dimensions
     let cells = (1..=(12 * 12))
         .map(|i| {
             let i = i.to_string();
-            view! {
-                <div class="aspect-square rounded border-2 border-dashed border-sky-500 bg-indigo-100">
-                    {i}
-                </div>
-            }
+            view! { <Cell label=i/> }
         })
         .collect_view();
 
     leptos::view! {
+        <Await future=random_problem let:foo>
+            <p>"Got a problem!"</p>
+        </Await>
+
         <div class="container mx-auto border">
             <div class="grid grid-rows-4 grid-cols-12 gap-4">{cells}</div>
         </div>
     }
 }
+
+#[component]
+fn Cell(label: String) -> impl leptos::IntoView {
+    view! {
+        <div class="aspect-square rounded border-2 border-dashed border-sky-500 bg-indigo-100">
+            {label}
+        </div>
+    }
+}
+
+#[server]
+pub async fn get_random_problem() -> Result<RonCodec<models::Problem>, ServerFnError> {
+    use crate::server::state::State;
+
+    // TODO: Actually randomize
+
+    let state = expect_context::<State>();
+    let persistent_state = state.persistent.get().await;
+    let problem = persistent_state.wall.problems.iter().next().unwrap();
+    Ok(RonCodec::new(problem.to_owned()))
+}
+
+mod ron_codec {
+    //! Wrap T in RonCodec<T> that when serialized, always serializes to a [ron] string.
+
+    #[derive(Debug, Clone)]
+    pub struct RonCodec<T> {
+        t: T,
+    }
+    impl<T> RonCodec<T> {
+        pub fn into_inner(self) -> T {
+            self.t
+        }
+
+        pub fn new(t: T) -> Self {
+            Self { t }
+        }
+    }
+
+    impl<T> serde::Serialize for RonCodec<T>
+    where
+        T: serde::Serialize,
+    {
+        fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
+        where
+            S: serde::Serializer,
+        {
+            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>
+    where
+        T: serde::de::DeserializeOwned + 'static,
+    {
+        fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+        where
+            D: serde::Deserializer<'de>,
+        {
+            let s = String::deserialize(deserializer)?;
+            let t: T = ron::from_str(&s).map_err(serde::de::Error::custom)?;
+            Ok(Self { t })
+        }
+    }
+
+    #[cfg(test)]
+    mod tests {
+        use super::RonCodec;
+        use serde::Deserialize;
+        use serde::Serialize;
+
+        #[derive(Serialize, Deserialize, PartialEq, Debug, Clone)]
+        struct TestStruct {
+            name: String,
+            value: i32,
+        }
+
+        #[test]
+        fn test_ron_codec() {
+            let original = TestStruct {
+                name: "Test".to_string(),
+                value: 42,
+            };
+
+            // Wrap in RonCodec
+            let wrapped = RonCodec::new(original.clone());
+
+            // 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/server.rs

@@ -1,13 +1,22 @@
 //! Server-only features
 
+use crate::models;
+use models::HoldPosition;
+use models::HoldRole;
+use models::Problem;
 use persistence::Persistent;
 use state::PersistentState;
+use state::State;
+use std::collections::BTreeMap;
+use std::path::Path;
 use tracing::level_filters::LevelFilter;
 use type_toppings::ResultExt;
 
 pub mod cli {
     //! Server CLI interface
 
+    use std::path::PathBuf;
+
     #[derive(clap::Parser)]
     #[command(version, about, long_about = None)]
     pub struct Cli {
@@ -22,6 +31,10 @@ pub mod cli {
 
         /// Resets state, replacing it with defaults
         ResetState,
+
+        ImportMiniMoonboardProblems {
+            file_path: PathBuf,
+        },
     }
 }
 
@@ -29,6 +42,7 @@ pub mod state {
     //! Server state
 
     use super::persistence::Persistent;
+    use crate::models;
     use serde::Deserialize;
     use serde::Serialize;
     use std::collections::BTreeMap;
@@ -46,59 +60,25 @@ pub mod state {
 
     #[derive(Serialize, Deserialize, Clone, Debug, Default)]
     pub struct Wall {
-        pub rows: u32,
-        pub cols: u32,
-        pub holds: BTreeMap<HoldPosition, Hold>,
-        pub routes: BTreeSet<route::Route>,
-    }
-
-    #[derive(Serialize, Deserialize, Clone, Debug, Default, PartialEq, Eq, Hash, PartialOrd, Ord)]
-    pub struct HoldPosition {
-        pub row: u32,
-        pub col: u32,
+        pub rows: u64,
+        pub cols: u64,
+        pub holds: BTreeMap<models::HoldPosition, Hold>,
+        pub problems: BTreeSet<models::Problem>,
     }
 
     #[derive(Serialize, Deserialize, Clone, Debug, Default)]
     pub struct Hold {
-        pub position: HoldPosition,
+        pub position: models::HoldPosition,
         pub image: Option<Image>,
     }
 
     #[derive(Serialize, Deserialize, Clone, Debug, Default)]
     pub struct Image {}
-
-    mod route {
-        use super::HoldPosition;
-        use serde::Deserialize;
-        use serde::Serialize;
-        use std::collections::BTreeMap;
-
-        #[derive(Serialize, Deserialize, Clone, Debug, Default, PartialEq, Eq, Hash, PartialOrd, Ord)]
-        pub struct Route {
-            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,
-        }
-    }
 }
 
 pub mod persistence;
 
-pub const STATE_FILE: &str = "state.json";
+pub const STATE_FILE: &str = "state.ron";
 
 #[tracing::instrument]
 pub async fn main() {
@@ -120,6 +100,17 @@ pub async fn main() {
     let cli = Cli::parse();
     match cli.command {
         Command::Serve => serve().await.unwrap_or_report(),
+        Command::ImportMiniMoonboardProblems { file_path } => {
+            let problems = import_mini_moonboard_problems(&file_path).await.unwrap_or_report();
+            let state = load_state().await.unwrap_or_report();
+            state
+                .persistent
+                .update(|s| {
+                    s.wall.problems.extend(problems);
+                })
+                .await
+                .unwrap_or_report();
+        }
         Command::ResetState => {
             let s = PersistentState::default();
             let p = camino::Utf8Path::new(STATE_FILE);
@@ -133,7 +124,6 @@ pub async fn main() {
 async fn serve() -> Result<(), Error> {
     use crate::app::App;
     use crate::app::shell;
-    use crate::server::state::State;
     use axum::Router;
     use leptos::prelude::*;
     use leptos_axum::LeptosRoutes;
@@ -149,10 +139,7 @@ async fn serve() -> Result<(), Error> {
     let addr = leptos_options.site_addr;
     let routes = generate_route_list(App);
 
-    tracing::info!("Loading state");
-    let server_state = State {
-        persistent: Persistent::<PersistentState>::load(STATE_FILE.into()).await?,
-    };
+    let server_state = load_state().await?;
 
     // build our application with a route
     let app = Router::new()
@@ -170,9 +157,46 @@ async fn serve() -> Result<(), Error> {
     Ok(())
 }
 
+#[tracing::instrument]
+async fn load_state() -> Result<State, Error> {
+    tracing::info!("Loading state");
+    let state = State {
+        persistent: Persistent::<PersistentState>::load(STATE_FILE.into()).await?,
+    };
+    Ok(state)
+}
+
+#[tracing::instrument]
+async fn import_mini_moonboard_problems(file_path: &Path) -> Result<Vec<Problem>, Error> {
+    let mut problems = Vec::new();
+
+    tracing::info!("Parsing mini moonboard problems from {}", file_path.display());
+    let mini_moonboard = moonboard_parser::mini_moonboard::parse(file_path).await?;
+    for problem in mini_moonboard.problems {
+        let mut holds = BTreeMap::<HoldPosition, HoldRole>::new();
+        for mv in problem.moves {
+            let row = mv.description.row();
+            let col = mv.description.column();
+            let hold_position = HoldPosition { row, col };
+
+            let role = match (mv.is_start, mv.is_end) {
+                (true, true) => unreachable!(),
+                (true, false) => HoldRole::Start,
+                (false, true) => HoldRole::End,
+                (false, false) => HoldRole::Normal,
+            };
+            holds.insert(hold_position, role);
+        }
+        let route = Problem { holds };
+        problems.push(route);
+    }
+    Ok(problems)
+}
+
 #[derive(Debug, derive_more::Error, derive_more::Display, derive_more::From)]
 #[display("Server crash")]
 pub enum Error {
     Io(std::io::Error),
     Persistence(persistence::Error),
+    Parser(moonboard_parser::Error),
 }

crates/ascend/src/server/persistence.rs

@@ -31,7 +31,7 @@ impl<T> Persistent<T> {
             source,
         })?;
 
-        let t = serde_json::from_str(&content).map_err(|source| Error::Deserialize {
+        let t = ron::from_str(&content).map_err(|source| Error::Deserialize {
             file_path: file_path.to_owned(),
             source,
         })?;
@@ -43,6 +43,7 @@ impl<T> Persistent<T> {
         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
@@ -53,7 +54,7 @@ impl<T> Persistent<T> {
         state.clone()
     }
 
-    /// Returns state
+    /// Returns state passed through given function
     #[tracing::instrument(skip_all)]
     pub async fn with<F, R>(&self, f: F) -> R
     where
@@ -96,7 +97,8 @@ impl<T> Persistent<T> {
     where
         T: Serialize,
     {
-        let serialized = serde_json::to_string(state).map_err(|source| Error::Serialize { source })?;
+        tracing::debug!("Persisting state");
+        let serialized = ron::to_string(state).map_err(|source| Error::Serialize { source })?;
         tokio::fs::write(file_path, serialized).await.map_err(|source| Error::Write {
             file_path: file_path.to_owned(),
             source,
@@ -112,10 +114,13 @@ pub enum Error {
     Read { file_path: Utf8PathBuf, source: std::io::Error },
 
     #[display("Failed to deserialize state from file: {file_path}")]
-    Deserialize { file_path: Utf8PathBuf, source: serde_json::Error },
+    Deserialize {
+        file_path: Utf8PathBuf,
+        source: ron::error::SpannedError,
+    },
 
     #[display("Failed to serialize state")]
-    Serialize { source: serde_json::Error },
+    Serialize { source: ron::Error },
 
     #[display("Failed to write file: {file_path}")]
     Write { file_path: Utf8PathBuf, source: std::io::Error },

crates/moonboard-parser/Cargo.toml

@@ -5,8 +5,6 @@ authors.workspace = true
 edition.workspace = true
 publish = false
 
-[dependencies.camino]
-version = "1"
 
 [dependencies.derive_more]
 version = "1"
@@ -25,3 +23,7 @@ features = ["fs"]
 [dev-dependencies.tokio]
 version = "1"
 features = ["rt-multi-thread", "macros"]
+
+[dev-dependencies.type-toppings]
+version = "0.2.1"
+features = ["result"]

crates/moonboard-parser/src/lib.rs

@@ -1,32 +1,149 @@
-use camino::Utf8PathBuf;
+use std::path::PathBuf;
 
 pub mod mini_moonboard {
     use crate::Error;
-    use camino::Utf8PathBuf;
     use serde::Deserialize;
+    use std::path::Path;
 
-    pub const MINI_MOONBOARD_PROBLEMS: &str = "moonboard-problems/problems Mini MoonBoard 2020 40.json";
+    pub const MINI_MOONBOARD_PROBLEMS: &str = "../../moonboard-problems/problems Mini MoonBoard 2020 40.json";
 
     #[derive(Deserialize)]
     #[serde(deny_unknown_fields)]
-    pub struct MiniMoonboardProblems {
-        total: u64,
-        data: Vec<Data>,
+    pub struct MiniMoonboard {
+        pub total: u64,
+
+        #[serde(rename = "data")]
+        pub problems: Vec<Problem>,
+    }
+
+    #[derive(Deserialize)]
+    #[serde(rename_all = "camelCase")]
+    pub struct Problem {
+        /// Name of the problem
+        pub name: String,
+
+        pub grade: String,
+        pub user_grade: Option<String>,
+        pub setby_id: String,
+
+        /// Name of the route setter
+        pub setby: String,
+
+        pub method: Method,
+
+        pub user_rating: u64,
+        pub repeats: u64,
+
+        pub is_benchmark: bool,
+        pub is_master: bool,
+        pub upgraded: bool,
+        pub downgraded: bool,
+        pub moves: Vec<Move>,
+        pub holdsets: Vec<HoldSet>,
+
+        pub has_beta_video: bool,
+        pub moon_board_configuration_id: u64,
+        pub api_id: u64,
+        pub date_inserted: String,
+        pub date_updated: Option<String>,
+        pub date_deleted: Option<String>,
     }
 
     #[derive(Deserialize)]
     #[serde(deny_unknown_fields)]
-    pub struct Data {}
+    pub enum Method {
+        #[serde(rename = "Feet follow hands")]
+        FeetFollowHands,
 
-    pub async fn parse() -> Result<MiniMoonboardProblems, Error> {
-        let file_path = Utf8PathBuf::from(MINI_MOONBOARD_PROBLEMS);
+        #[serde(rename = "Footless")]
+        Footless,
 
-        let content = tokio::fs::read_to_string(&file_path).await.map_err(|source| Error::Read {
+        #[serde(rename = "Footless + kickboard")]
+        FootlessPlusKickboard,
+    }
+
+    #[derive(Deserialize)]
+    #[serde(deny_unknown_fields)]
+    #[serde(rename_all = "camelCase")]
+    pub struct Move {
+        pub problem_id: u64,
+        pub description: MoveDescription,
+        pub is_start: bool,
+        pub is_end: bool,
+    }
+
+    #[derive(Deserialize)]
+    #[serde(deny_unknown_fields)]
+    #[serde(rename_all = "camelCase")]
+    pub struct HoldSet {
+        pub description: String,
+        pub locations: Option<()>,
+        pub api_id: u64,
+    }
+
+    #[derive(Deserialize)]
+    #[serde(deny_unknown_fields)]
+    #[cfg_attr(rustfmt, rustfmt_skip)] 
+    pub enum MoveDescription {
+        A12, B12, C12, D12, E12, F12, G12, H12, I12, J12, K12,
+        A11, B11, C11, D11, E11, F11, G11, H11, I11, J11, K11,
+        A10, B10, C10, D10, E10, F10, G10, H10, I10, J10, K10,
+        A9,  B9,  C9,  D9,  E9,  F9,  G9,  H9,  I9,  J9,  K9,
+        A8,  B8,  C8,  D8,  E8,  F8,  G8,  H8,  I8,  J8,  K8,
+        A7,  B7,  C7,  D7,  E7,  F7,  G7,  H7,  I7,  J7,  K7,
+        A6,  B6,  C6,  D6,  E6,  F6,  G6,  H6,  I6,  J6,  K6,
+        A5,  B5,  C5,  D5,  E5,  F5,  G5,  H5,  I5,  J5,  K5,
+        A4,  B4,  C4,  D4,  E4,  F4,  G4,  H4,  I4,  J4,  K4,
+        A3,  B3,  C3,  D3,  E3,  F3,  G3,  H3,  I3,  J3,  K3,
+        A2,  B2,  C2,  D2,  E2,  F2,  G2,  H2,  I2,  J2,  K2,
+        A1,  B1,  C1,  D1,  E1,  F1,  G1,  H1,  I1,  J1,  K1,
+    }
+    impl MoveDescription {
+        /// Convert to 0-indexed row (starting from top to bottom)
+        pub fn row(&self) -> u64 {
+            use MoveDescription::*;
+            match self {
+                A12 | B12 | C12 | D12 | E12 | F12 | G12 | H12 | I12 | J12 | K12 => 0,
+                A11 | B11 | C11 | D11 | E11 | F11 | G11 | H11 | I11 | J11 | K11 => 1,
+                A10 | B10 | C10 | D10 | E10 | F10 | G10 | H10 | I10 | J10 | K10 => 2,
+                A9 | B9 | C9 | D9 | E9 | F9 | G9 | H9 | I9 | J9 | K9 => 3,
+                A8 | B8 | C8 | D8 | E8 | F8 | G8 | H8 | I8 | J8 | K8 => 4,
+                A7 | B7 | C7 | D7 | E7 | F7 | G7 | H7 | I7 | J7 | K7 => 5,
+                A6 | B6 | C6 | D6 | E6 | F6 | G6 | H6 | I6 | J6 | K6 => 6,
+                A5 | B5 | C5 | D5 | E5 | F5 | G5 | H5 | I5 | J5 | K5 => 7,
+                A4 | B4 | C4 | D4 | E4 | F4 | G4 | H4 | I4 | J4 | K4 => 8,
+                A3 | B3 | C3 | D3 | E3 | F3 | G3 | H3 | I3 | J3 | K3 => 9,
+                A2 | B2 | C2 | D2 | E2 | F2 | G2 | H2 | I2 | J2 | K2 => 10,
+                A1 | B1 | C1 | D1 | E1 | F1 | G1 | H1 | I1 | J1 | K1 => 11,
+            }
+        }
+
+        /// Convert to 0-indexed column (starting from left to right)
+        pub fn column(&self) -> u64 {
+            use MoveDescription::*;
+            match self {
+                A1 | A2 | A3 | A4 | A5 | A6 | A7 | A8 | A9 | A10 | A11 | A12 => 0,
+                B1 | B2 | B3 | B4 | B5 | B6 | B7 | B8 | B9 | B10 | B11 | B12 => 1,
+                C1 | C2 | C3 | C4 | C5 | C6 | C7 | C8 | C9 | C10 | C11 | C12 => 2,
+                D1 | D2 | D3 | D4 | D5 | D6 | D7 | D8 | D9 | D10 | D11 | D12 => 3,
+                E1 | E2 | E3 | E4 | E5 | E6 | E7 | E8 | E9 | E10 | E11 | E12 => 4,
+                F1 | F2 | F3 | F4 | F5 | F6 | F7 | F8 | F9 | F10 | F11 | F12 => 5,
+                G1 | G2 | G3 | G4 | G5 | G6 | G7 | G8 | G9 | G10 | G11 | G12 => 6,
+                H1 | H2 | H3 | H4 | H5 | H6 | H7 | H8 | H9 | H10 | H11 | H12 => 7,
+                I1 | I2 | I3 | I4 | I5 | I6 | I7 | I8 | I9 | I10 | I11 | I12 => 8,
+                J1 | J2 | J3 | J4 | J5 | J6 | J7 | J8 | J9 | J10 | J11 | J12 => 9,
+                K1 | K2 | K3 | K4 | K5 | K6 | K7 | K8 | K9 | K10 | K11 | K12 => 10,
+            }
+        }
+    }
+
+    pub async fn parse(file_path: &Path) -> Result<MiniMoonboard, Error> {
+        let content = tokio::fs::read_to_string(file_path).await.map_err(|source| Error::Read {
             file_path: file_path.to_owned(),
             source,
         })?;
 
-        let t: MiniMoonboardProblems = serde_json::from_str(&content).map_err(|source| Error::Deserialize {
+        let t: MiniMoonboard = serde_json::from_str(&content).map_err(|source| Error::Deserialize {
             file_path: file_path.to_owned(),
             source,
         })?;
@@ -36,22 +153,25 @@ pub mod mini_moonboard {
     #[cfg(test)]
     #[tokio::test]
     async fn test_parse() {
-        parse().await.unwrap();
+        use std::path::PathBuf;
+        use type_toppings::ResultExt as _;
+        let file_path = PathBuf::from(MINI_MOONBOARD_PROBLEMS);
+        let mini_moonboard = parse(&file_path).await.unwrap_or_report();
+        assert_eq!(mini_moonboard.total, mini_moonboard.problems.len() as u64);
     }
 }
 
 #[derive(Debug, derive_more::Error, derive_more::Display)]
-#[display("Persistent state error: {_variant}")]
 pub enum Error {
-    #[display("Failed to read file: {file_path}")]
-    Read { file_path: Utf8PathBuf, source: std::io::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}")]
-    Deserialize { file_path: Utf8PathBuf, source: serde_json::Error },
+    #[display("Failed to deserialize file: {}", file_path.display())]
+    Deserialize { file_path: PathBuf, source: serde_json::Error },
 
-    #[display("Failed to serialize state")]
+    #[display("Failed to serialize")]
     Serialize { source: serde_json::Error },
 
-    #[display("Failed to write file: {file_path}")]
-    Write { file_path: Utf8PathBuf, source: std::io::Error },
+    #[display("Failed to write file: {}", file_path.display())]
+    Write { file_path: PathBuf, source: std::io::Error },
 }

justfile

@@ -24,7 +24,8 @@ run-release:
     LEPTOS_SITE_ROOT="site" LEPTOS_SITE_ADDR="127.0.0.1:1337" ./ascend serve
 
 reset-state:
-    cargo leptos serve -- reset-state
+    cargo run --features ssr -- reset-state
+    cargo run --features ssr -- import-mini-moonboard-problems "moonboard-problems/problems Mini MoonBoard 2020 40.json"
 
 # Open firewall port for development
 open-firewall:

state.json

@@ -1 +0,0 @@
-{"wall":{"rows":0,"cols":0,"holds":{},"routes":[]}}