Merge remote-tracking branch 'upstream-local/clean-main' into clean-main

app/Http/Controllers/Admin/QuizController.php

@@ -27,23 +27,23 @@ class QuizController extends Controller
 
     public function store(Request $request)
     {
+        // 1. Validate only the text and number fields
         $validated = $request->validate([
             'title' => 'required|string|max:255',
             'category_id' => 'required|exists:quiz_categories,id',
             'year' => 'nullable|integer',
             'type' => 'required|in:multiple_choice,descriptive,mixed',
             'duration_minutes' => 'required|integer|min:1',
-            'has_negative_score' => 'boolean',
-            'is_free' => 'boolean',
-            'is_published' => 'boolean',
             'description' => 'nullable|string',
         ]);
 
-        $validated['slug'] = Str::slug($validated['title']) . '-' . time();
+        // 2. Safely handle checkboxes and generate slug
+        $validated['slug'] = \Illuminate\Support\Str::slug($validated['title']) . '-' . time();
         $validated['has_negative_score'] = $request->has('has_negative_score');
         $validated['is_free'] = $request->has('is_free');
         $validated['is_published'] = $request->has('is_published');
 
+        // 3. Create the quiz
         $quiz = Quiz::create($validated);
 
         return redirect()->route('quizzes.questions.index', $quiz->id)

app/Http/Controllers/Admin/QuizSubjectController.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Http\Controllers\Admin;
+
+use App\Http\Controllers\Controller;
+use App\Models\QuizSubject;
+use Illuminate\Http\Request;
+use Illuminate\Support\Str;
+
+class QuizSubjectController extends Controller
+{
+    public function index()
+    {
+        // Load subjects and count how many questions belong to each
+        $subjects = QuizSubject::withCount('questions')->latest()->get();
+        return view('admin.quiz-subjects.index', compact('subjects'));
+    }
+
+    public function store(Request $request)
+    {
+        $request->validate([
+            'title' => 'required|string|max:255',
+        ]);
+
+        QuizSubject::create([
+            'title' => $request->title,
+            // Generate a unique slug for potential API/URL usage
+            'slug' => Str::slug($request->title) . '-' . time(),
+        ]);
+
+        return back()->with('success', 'درس با موفقیت اضافه شد.');
+    }
+
+    public function destroy(QuizSubject $quiz_subject)
+    {
+        // Prevent deletion if questions are already assigned to this subject
+        if ($quiz_subject->questions()->count() > 0) {
+            return back()->with('error', 'این درس دارای سوال است و نمی‌تواند حذف شود. ابتدا سوالات مربوطه را ویرایش یا حذف کنید.');
+        }
+
+        $quiz_subject->delete();
+        return back()->with('success', 'درس با موفقیت حذف شد.');
+    }
+}