add delete post action

actix_admin/actix_admin_macros/src/lib.rs

@@ -96,6 +96,14 @@ pub fn derive_crud_fns(input: proc_macro::TokenStream) -> proc_macro::TokenStrea
                 model
             }
 
+            async fn delete_entity(db: &DatabaseConnection, mut model: ActixAdminModel) -> ActixAdminModel {
+                // TODO: separate primary key from other keys
+                let entity = Entity::find_by_id(model.get_value::<i32>("id").unwrap()).one(db).await.unwrap().unwrap();
+                let delete_operation = entity.delete(db).await;
+                
+                model
+            }
+
             fn get_entity_name() -> String {
                 Entity.table_name().to_string()
             }

actix_admin/src/builder.rs

@@ -9,6 +9,7 @@ use crate::prelude::*;
 use crate::routes::list;
 use crate::routes::create_get;
 use crate::routes::create_post;
+use crate::routes::delete_post;
 use crate::routes::index;
 
 pub struct ActixAdminBuilder {
@@ -42,11 +43,11 @@ impl ActixAdminBuilderTrait for ActixAdminBuilder {
             web::scope(&format!("/{}", E::get_entity_name()))
                 .route("/list", web::get().to(list::<T, E>))
                 .route("/create", web::get().to(create_get::<T, E>))
-                .route("/create", web::post().to(create_post::<T, E>)),
+                .route("/create", web::post().to(create_post::<T, E>))
+                .route("/delete/{id}", web::post().to(delete_post::<T, E>)),
         );
 
         self.actix_admin.entity_names.push(E::get_entity_name());
-        //let view_model_cloned = view_model.clone();
         let key = E::get_entity_name();
         self.actix_admin.view_models.insert(key, view_model.clone());
     }

actix_admin/src/routes/delete_post.rs

@@ -0,0 +1,24 @@
+use actix_web::http::header;
+use actix_web::{web, Error, HttpRequest, HttpResponse};
+
+use crate::prelude::*;
+
+pub async fn delete_post<T: ActixAdminAppDataTrait, E: ActixAdminViewModelTrait>(
+    _req: HttpRequest,
+    data: web::Data<T>,
+    text: String,
+) -> Result<HttpResponse, Error> {
+    let db = &data.get_db();
+    let entity_name = E::get_entity_name();
+    let actix_admin = data.get_actix_admin();
+    let view_model = actix_admin.view_models.get(&entity_name).unwrap();
+    let mut admin_model = ActixAdminModel::from(text);
+    admin_model = E::delete_entity(db, admin_model).await;
+
+    Ok(HttpResponse::Found()
+        .append_header((
+            header::LOCATION,
+            format!("/admin/{}/list", view_model.entity_name),
+        ))
+        .finish())
+}

actix_admin/src/routes/mod.rs

@@ -1,7 +1,6 @@
 mod create_get;
-pub use create_get::create_get;
-
 mod create_post;
+pub use create_get::create_get;
 pub use create_post::create_post;
 
 mod index;
@@ -9,3 +8,6 @@ pub use index::index;
 
 mod list;
 pub use list::list;
+
+mod delete_post;
+pub use delete_post::delete_post;

actix_admin/src/view_model.rs

@@ -12,7 +12,10 @@ pub trait ActixAdminViewModelTrait {
         page: usize,
         entities_per_page: usize,
     ) -> Vec<ActixAdminModel>;
+    
     async fn create_entity(db: &DatabaseConnection, model: ActixAdminModel) -> ActixAdminModel;
+    async fn delete_entity(db: &DatabaseConnection, model: ActixAdminModel) -> ActixAdminModel;
+    
     fn get_entity_name() -> String;
 }
 

actix_admin/templates/list.html

@@ -7,12 +7,19 @@
         {% for model_field in view_model.fields -%}
         <th>{{ model_field[0] }}</th>
         {%- endfor %}
+        <th><!-- Delete Action --></th>
     </tr>
     {% for entity in entities -%}
     <tr>
         {% for model_field in view_model.fields -%}
         <td>{{ entity.values | get(key=model_field[0]) }}</td>
         {%- endfor %}
+        <td>
+            <form method="post" action="delete/{{ entity.values | get(key=view_model.fields[0][0]) }}">
+                <input type="hidden" id="{{ view_model.fields[0][0] }}" name="{{ view_model.fields[0][0] }}" value="{{ entity.values | get(key=view_model.fields[0][0]) }}">
+                <button type="submit" class="outline">Delete</button>
+            </form>
+        </td>
     </tr>
     {%- endfor %}
 </table>