Add deletion to API

It is not yet exposed to the frontend.

src/api/v1/item.rs

@@ -2,7 +2,7 @@
 //
 // SPDX-License-Identifier: AGPL-3.0-or-later
 
-use actix_web::{error, get, post, put, web, HttpResponse, Responder};
+use actix_web::{delete, error, get, post, put, web, HttpResponse, Responder};
 use uuid::Uuid;
 
 use crate::manage;
@@ -14,6 +14,7 @@ pub fn config(cfg: &mut web::ServiceConfig) {
         .service(list)
         .service(show)
         .service(update)
+        .service(delete)
         .service(parents);
 }
 
@@ -72,6 +73,20 @@ async fn update(
     Ok(HttpResponse::Ok().json(item))
 }
 
+#[delete("/item/{id}")]
+async fn delete(
+    pool: web::Data<DbPool>,
+    path: web::Path<Uuid>,
+) -> actix_web::Result<impl Responder> {
+    let id = path.into_inner();
+
+    web::block(move || manage::item::delete(&mut pool.get().unwrap(), id))
+        .await?
+        .map_err(error::ErrorInternalServerError)?;
+
+    Ok(HttpResponse::Ok())
+}
+
 #[get("/item/{id}/parents")]
 async fn parents(
     pool: web::Data<DbPool>,

src/api/v1/item_class.rs

@@ -2,7 +2,7 @@
 //
 // SPDX-License-Identifier: AGPL-3.0-or-later
 
-use actix_web::{error, get, post, put, web, HttpResponse, Responder};
+use actix_web::{delete, error, get, post, put, web, HttpResponse, Responder};
 use uuid::Uuid;
 
 use crate::manage;
@@ -14,7 +14,8 @@ pub fn config(cfg: &mut web::ServiceConfig) {
         .service(list)
         .service(show)
         .service(items)
-        .service(update);
+        .service(update)
+        .service(delete);
 }
 
 #[put("/item-class")]
@@ -81,3 +82,17 @@ async fn update(
 
     Ok(HttpResponse::Ok().json(item_class))
 }
+
+#[delete("/item-class/{id}")]
+async fn delete(
+    pool: web::Data<DbPool>,
+    path: web::Path<Uuid>,
+) -> actix_web::Result<impl Responder> {
+    let id = path.into_inner();
+
+    web::block(move || manage::item_class::delete(&mut pool.get().unwrap(), id))
+        .await?
+        .map_err(error::ErrorInternalServerError)?;
+
+    Ok(HttpResponse::Ok())
+}

src/manage/item.rs

@@ -39,6 +39,13 @@ pub fn update(
         .get_result(conn)
 }
 
+pub fn delete(conn: &mut PgConnection, id: Uuid) -> Result<(), diesel::result::Error> {
+    let num_deleted =
+        diesel::delete(schema::items::table.filter(schema::items::id.eq(id))).execute(conn)?;
+    assert_eq!(num_deleted, 1);
+    Ok(())
+}
+
 /// Helper type for querying parents of items
 #[derive(Debug, Queryable, Selectable)]
 #[diesel(table_name = schema::item_tree)]

src/manage/item_class.rs

@@ -59,3 +59,11 @@ pub fn items(conn: &mut PgConnection, id: Uuid) -> Result<Vec<Item>, diesel::res
         .select(Item::as_select())
         .load(conn)
 }
+
+pub fn delete(conn: &mut PgConnection, id: Uuid) -> Result<(), diesel::result::Error> {
+    let num_deleted =
+        diesel::delete(schema::item_classes::table.filter(schema::item_classes::id.eq(id)))
+            .execute(conn)?;
+    assert_eq!(num_deleted, 1);
+    Ok(())
+}