list archive

src/http.rs

@@ -53,6 +53,8 @@ pub enum AppError {
     BadRequest(String),
     #[error("not found")]
     NotFound,
+    #[error("list is archived")]
+    Archived,
 }
 
 impl IntoResponse for AppError {
@@ -72,6 +74,10 @@ impl IntoResponse for AppError {
                 StatusCode::NOT_FOUND,
                 views::error_page("404", "That page could not be found."),
             ),
+            AppError::Archived => status_html_response(
+                StatusCode::CONFLICT,
+                views::error_page("409", "This list is archived and cannot be modified."),
+            ),
         }
     }
 }
@@ -96,7 +102,10 @@ pub fn build_router(state: AppState) -> Router {
         )
         .route("/account/password", post(change_password))
         .route("/lists", get(lists_page).post(create_list))
+        .route("/archive", get(archive_page))
         .route("/lists/{list_id}", get(list_page))
+        .route("/lists/{list_id}/archive", post(archive_list))
+        .route("/lists/{list_id}/unarchive", post(unarchive_list))
         .route("/lists/{list_id}/items", post(add_item))
         .route("/lists/{list_id}/items/{item_id}/check", post(check_item))
         .route("/lists/{list_id}/items/{item_id}/edit", post(edit_item))
@@ -603,6 +612,17 @@ async fn lists_page(
     )))
 }
 
+async fn archive_page(
+    State(state): State<AppState>,
+    user: CurrentUser,
+) -> Result<Response, AppError> {
+    let archived_lists = state.lists.list_archived_summaries().await?;
+    Ok(html_response(views::archive_page(
+        &user.session.user,
+        &archived_lists,
+    )))
+}
+
 async fn create_list(
     State(state): State<AppState>,
     user: CurrentUser,
@@ -640,6 +660,30 @@ async fn list_page(
     )))
 }
 
+async fn archive_list(
+    State(state): State<AppState>,
+    user: CurrentUser,
+    Path(list_id): Path<i64>,
+    LoggedForm(form): LoggedForm<CsrfForm>,
+) -> Result<Response, AppError> {
+    verify_csrf(&user, &form.csrf)?;
+    require_list(&state, list_id).await?;
+    state.lists.archive_list(list_id).await?;
+    Ok(Redirect::to("/lists").into_response())
+}
+
+async fn unarchive_list(
+    State(state): State<AppState>,
+    user: CurrentUser,
+    Path(list_id): Path<i64>,
+    LoggedForm(form): LoggedForm<CsrfForm>,
+) -> Result<Response, AppError> {
+    verify_csrf(&user, &form.csrf)?;
+    require_list(&state, list_id).await?;
+    state.lists.unarchive_list(list_id).await?;
+    Ok(Redirect::to("/lists").into_response())
+}
+
 async fn add_item(
     State(state): State<AppState>,
     user: CurrentUser,
@@ -647,7 +691,7 @@ async fn add_item(
     LoggedForm(form): LoggedForm<ItemForm>,
 ) -> Result<Response, AppError> {
     verify_csrf(&user, &form.csrf)?;
-    require_list(&state, list_id).await?;
+    require_mutable_list(&state, list_id).await?;
     let name = form.name.trim().to_owned();
     let quantity = form.quantity.trim().to_owned();
     let note = form.note.trim().to_owned();
@@ -671,7 +715,7 @@ async fn check_item(
     LoggedForm(form): LoggedForm<CheckForm>,
 ) -> Result<Response, AppError> {
     verify_csrf(&user, &form.csrf)?;
-    require_list(&state, list_id).await?;
+    require_mutable_list(&state, list_id).await?;
     let checked = match form.checked.as_str() {
         "1" | "true" => true,
         "0" | "false" => false,
@@ -691,7 +735,7 @@ async fn edit_item(
     LoggedForm(form): LoggedForm<ItemForm>,
 ) -> Result<Response, AppError> {
     verify_csrf(&user, &form.csrf)?;
-    require_list(&state, list_id).await?;
+    require_mutable_list(&state, list_id).await?;
     let name = form.name.trim().to_owned();
     if name.is_empty() || name.chars().count() > 120 {
         return Err(AppError::BadRequest(
@@ -719,7 +763,7 @@ async fn delete_item(
     LoggedForm(form): LoggedForm<CsrfForm>,
 ) -> Result<Response, AppError> {
     verify_csrf(&user, &form.csrf)?;
-    require_list(&state, list_id).await?;
+    require_mutable_list(&state, list_id).await?;
     state.lists.delete_item(list_id, item_id).await?;
     list_fragment_response(&state, &user, list_id).await
 }
@@ -957,7 +1001,7 @@ async fn add_meal_to_list(
     LoggedForm(form): LoggedForm<AddMealForm>,
 ) -> Result<Response, AppError> {
     verify_csrf(&user, &form.csrf)?;
-    require_list(&state, list_id).await?;
+    require_mutable_list(&state, list_id).await?;
     state.meals.add_meal_to_list(form.meal_id, list_id).await?;
     list_fragment_response(&state, &user, list_id).await
 }
@@ -969,7 +1013,7 @@ async fn remove_meal_from_list(
     LoggedForm(form): LoggedForm<CsrfForm>,
 ) -> Result<Response, AppError> {
     verify_csrf(&user, &form.csrf)?;
-    require_list(&state, list_id).await?;
+    require_mutable_list(&state, list_id).await?;
     state
         .meals
         .remove_meal_from_list(list_id, list_meal_id)
@@ -1181,6 +1225,7 @@ async fn list_fragment_response(
     let items = state.lists.items(list_id).await?;
     let categories = state.lists.categories().await?;
     let list_meals = state.meals.list_meals_on_list(list_id).await?;
+    let editable = access.archived_at.is_none();
     Ok(html_response(PreEscaped(
         views::list_items_fragment(
             &access,
@@ -1188,10 +1233,17 @@ async fn list_fragment_response(
             &categories,
             &user.session.csrf_token,
             false,
+            editable,
         )
         .into_string()
-            + &views::list_meals_panel(&list_meals, list_id, &user.session.csrf_token, true)
-                .into_string(),
+            + &views::list_meals_panel(
+                &list_meals,
+                list_id,
+                &user.session.csrf_token,
+                true,
+                editable,
+            )
+            .into_string(),
     )))
 }
 
@@ -1206,6 +1258,19 @@ async fn require_list(
         .ok_or(AppError::NotFound)
 }
 
+/// Like [`require_list`], but also rejects archived lists so they stay
+/// immutable until restored.
+async fn require_mutable_list(
+    state: &AppState,
+    list_id: i64,
+) -> Result<crate::domain::GroceryList, AppError> {
+    let list = require_list(state, list_id).await?;
+    if list.archived_at.is_some() {
+        return Err(AppError::Archived);
+    }
+    Ok(list)
+}
+
 async fn optional_user(
     state: &AppState,
     headers: &HeaderMap,