fix: music test apis

app/Http/Controllers/MusicCategoryController.php

@@ -2,6 +2,7 @@
 
 namespace App\Http\Controllers;
 use App\Models\MusicPlaylist;
+use App\Models\MusicCategory;
 use Illuminate\Support\Str;
 use Illuminate\Http\Request;
 
@@ -18,22 +19,63 @@ public function index()
     
     public function store(Request $request)
     {
-        $data = $request->validate([
-            'name' => 'required|string|max:255',
-            'description' => 'nullable|string',
-            'image_id' => 'nullable|exists:images,id',
-            'order' => 'nullable|integer',
-            'is_active' => 'nullable|boolean',
-        ]);
-        
-        $data['slug'] = Str::slug($data['name']);
-        
-        $category = MusicCategory::create($data);
-        
-        return response()->json([
-            'message' => 'Category created successfully',
-            'category' => $category->load('image')
-        ], 201);
+        try {
+            $data = $request->validate([
+                'name' => 'required|string|max:255',
+                'description' => 'nullable|string',
+                'image_id' => 'nullable|exists:images,id',
+                'order' => 'nullable|integer',
+                'is_active' => 'nullable|boolean',
+            ]);
+            
+            // Check for duplicate name
+            $slug = Str::slug($data['name']);
+            $existingCategory = MusicCategory::where('slug', $slug)->first();
+            
+            if ($existingCategory) {
+                return response()->json([
+                    'message' => 'A category with this name already exists',
+                    'errors' => [
+                        'name' => ['The category name "' . $data['name'] . '" is already taken. Please use a different name.']
+                    ]
+                ], 422);
+            }
+            
+            // Optional: Check for duplicate name with case-insensitive comparison
+            $existingName = MusicCategory::whereRaw('LOWER(name) = ?', [strtolower($data['name'])])->first();
+            if ($existingName) {
+                return response()->json([
+                    'message' => 'A category with a similar name already exists',
+                    'errors' => [
+                        'name' => ['Category "' . $existingName->name . '" already exists. Please use a different name.']
+                    ]
+                ], 422);
+            }
+            
+            $data['slug'] = $slug;
+            $category = MusicCategory::create($data);
+            
+            return response()->json([
+                'message' => 'Category created successfully',
+                'category' => $category->load('image')
+            ], 201);
+            
+        } catch (\Illuminate\Database\QueryException $e) {
+            // Handle database duplicate entry error (if unique constraint exists)
+            if ($e->errorInfo[1] == 1062) { // MySQL duplicate entry error code
+                return response()->json([
+                    'message' => 'A category with this name already exists',
+                    'errors' => [
+                        'name' => ['The category name must be unique.']
+                    ]
+                ], 422);
+            }
+            
+            return response()->json([
+                'message' => 'An error occurred while creating the category',
+                'error' => $e->getMessage()
+            ], 500);
+        }
     }
     
     public function show($id)