Golden example: todo-rs (Axum + SQLx + SQLite)

kipina-codebench/golden-examples/todo-rs/src/lib.rs

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+//! Kirjastomoduuli — julkinen API integraatiotesteille.
+
+pub mod handlers;
+pub mod models;
+
+use axum::routing::{delete, get, post, put};
+use axum::Router;
+use sqlx::SqlitePool;
+use tower_http::cors::CorsLayer;
+
+/// Luo reititin annetulla tietokantapoolilla.
+pub fn app(pool: SqlitePool) -> Router {
+    Router::new()
+        .route("/todos", post(handlers::create_todo))
+        .route("/todos", get(handlers::list_todos))
+        .route("/todos/{id}", get(handlers::get_todo))
+        .route("/todos/{id}", put(handlers::update_todo))
+        .route("/todos/{id}", delete(handlers::delete_todo))
+        .layer(CorsLayer::permissive())
+        .with_state(pool)
+}
+
+/// Alusta tietokantataulu.
+pub async fn init_db(pool: &SqlitePool) {
+    sqlx::query(
+        "CREATE TABLE IF NOT EXISTS todos (
+            id          INTEGER PRIMARY KEY AUTOINCREMENT,
+            title       TEXT NOT NULL,
+            description TEXT,
+            due_date    TEXT,
+            priority    INTEGER NOT NULL DEFAULT 1,
+            status      TEXT NOT NULL DEFAULT 'pending'
+        )",
+    )
+    .execute(pool)
+    .await
+    .expect("Taulun luonti epäonnistui");
+}