Add ability to delete tasks

src/main.rs

@@ -151,7 +151,9 @@ async fn main() -> Result<(), Error> {
         .route("/update/:id", post(tasks::update_backend))
         .route("/create", get(tasks::create_form))
         .route("/create", post(tasks::create_backend))
-        .route("/:id", get(tasks::task_detail));
+        .route("/:id", get(tasks::task_detail))
+        .route("/delete/:id", get(tasks::delete_form))
+        .route("/delete/:id", post(tasks::delete_backend));
 
     let serve_dir = get_service(ServeDir::new(
         config.static_dir.unwrap_or_else(|| "static".into()),

src/tasks.rs

@@ -245,3 +245,42 @@ pub async fn task_detail(
 
     Err(StatusCode::NOT_FOUND.into())
 }
+
+pub async fn delete_form(
+    Extension(tera): Extension<Arc<Tera>>,
+    OriginalUri(uri): OriginalUri,
+    session: ReadableSession,
+) -> Result<Html<String>, Error> {
+    let _username = login_or_redirect!(session, "/login");
+
+    let c = ctx! {
+        "uri" => uri.to_string()
+    };
+
+    let rendered = tera.render("tasks/delete.html", &c)?;
+    Ok(Html(rendered))
+}
+
+pub async fn delete_backend(
+    Path(id): Path<i32>,
+    Extension(pool): Extension<Arc<Pool<Postgres>>>,
+    session: ReadableSession,
+) -> Result<Redirect, Error> {
+    let username = login_or_redirect!(session, "/login");
+
+    info!("Getting user id");
+    let (user_id,): (i32,) = sqlx::query_as("select id from users where username=$1")
+        .bind(&username)
+        .fetch_one(&*pool)
+        .await?;
+
+    info!("deleting task");
+    sqlx::query("delete from tasks where owner=$1 and id=$2")
+        .bind(user_id)
+        .bind(id)
+        .execute(&*pool)
+        .await?;
+
+    info!("task deleted, redirecting");
+    Ok(Redirect::to("/"))
+}

templates/tasks/delete.html

@@ -0,0 +1,8 @@
+{% extends "base.html" %}
+{% block content %}
+<form action="{{uri}}" method="POST">
+    Are you sure you want to delete this task?
+    <br>
+    <a href="/"><button>Cancel</button></a><input style="background-color: #bf616a" type="submit" value="Delete">
+</form>
+{% endblock %}