fix js roles and add back button on card header

app/Http/Controllers/Api/RolesController.php

@@ -3,6 +3,7 @@
 namespace App\Http\Controllers\Api;
 
 use App\Http\Controllers\Controller;
+use App\Http\Requests\RoleRequest;
 use App\Models\Role;
 use Illuminate\Http\Request;
 
@@ -13,7 +14,7 @@ class RolesController extends Controller
      */
     public function index(Request $request)
     {
-        $query = Role::query();
+        $query = Role::query()->orderBy('id', 'desc');
 
         if($request->has('search') && !empty($request->get('search'))){
             $query = $query->where('name', 'like', '%'. $request->get('search') . '%');
@@ -25,9 +26,14 @@ class RolesController extends Controller
     /**
      * Store a newly created resource in storage.
      */
-    public function store(Request $request)
+    public function store(RoleRequest $request)
     {
-        //
+        try{
+            $role = Role::create($request->validated());
+            return response()->json(['message' => 'Successfully created', 'data' => $role]);
+        }catch(\Exception $e){
+            return response()->json(['message' => 'Error when creating role', 'error' => $e->getMessage()], 500);
+        }
     }
 
     /**
@@ -35,15 +41,34 @@ class RolesController extends Controller
      */
     public function show(string $id)
     {
-        //
+        try{
+            $role = Role::find($id);
+            if($role){
+                return response()->json(['data' => $role]);
+            } else {
+                return response()->json(['message' => 'Role not found'], 404);
+            }
+        }catch(\Exception $e){
+            return response()->json(['message' => 'Error when getting role', 'error' => $e->getMessage()], 500);
+        }
     }
 
     /**
      * Update the specified resource in storage.
      */
-    public function update(Request $request, string $id)
+    public function update(RoleRequest $request, string $id)
     {
-        //
+        try{
+            $role = Role::find($id);
+            if($role){
+                $role->update($request->validated());
+                return response()->json(['message' => 'Successfully updated', 'data' => $role]);
+            } else {
+                return response()->json(['message' => 'Role not found'], 404);
+            }
+        }catch(\Exception $e){
+            return response()->json(['message' => 'Error when updating role', 'error' => $e->getMessage()], 500);
+        }
     }
 
     /**
@@ -51,6 +76,16 @@ class RolesController extends Controller
      */
     public function destroy(string $id)
     {
-        //
+        try{
+            $role = Role::find($id);
+            if($role){
+                $role->delete();
+                return response()->json(['message' => 'Successfully deleted']);
+            } else {
+                return response()->json(['message' => 'Role not found'], 404);
+            }
+        }catch(\Exception $e){
+            return response()->json(['message' => 'Error when deleting role', 'error' => $e->getMessage()], 500);
+        }
     }
 }