Fixed quiz

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.');
+    }
+}

resources/views/admin/partial/menu.blade.php

@@ -60,6 +60,13 @@
                     </a>
                 </li>
 
+                <li>
+                    <a href="{{ route('quiz-subjects.index') }}" class="waves-effect">
+                      <i class="mdi mdi-book-open-page-variant"></i>
+                      <span>مدیریت دروس</span>
+                     </a>
+                </li>
+
 
                 <li>
                     <a href="javascript:%20void(0);" class="has-arrow waves-effect">

resources/views/admin/quiz-subjects/index.blade.php

@@ -0,0 +1,77 @@
+@extends('admin.layouts.app')
+
+@section('content')
+<div class="row">
+    <!-- Form to Add Subject -->
+    <div class="col-lg-4">
+        <div class="card">
+            <div class="card-header bg-primary text-white">
+                <h6 class="mb-0 text-white">افزودن درس جدید</h6>
+            </div>
+            <div class="card-body">
+                
+                @if ($errors->any())
+                    <div class="alert alert-danger">
+                        <ul class="mb-0">
+                            @foreach ($errors->all() as $error)
+                                <li>{{ $error }}</li>
+                            @endforeach
+                        </ul>
+                    </div>
+                @endif
+
+                <form action="{{ route('quiz-subjects.store') }}" method="POST">
+                    @csrf
+                    <div class="mb-3">
+                        <label class="form-label">عنوان درس <span class="text-danger">*</span></label>
+                        <input type="text" name="title" class="form-control" value="{{ old('title') }}" placeholder="مثال: حقوق مدنی" required>
+                    </div>
+
+                    <button type="submit" class="btn btn-success w-100">ثبت درس</button>
+                </form>
+            </div>
+        </div>
+    </div>
+
+    <!-- List of Subjects -->
+    <div class="col-lg-8">
+        <div class="card">
+            <div class="card-body">
+                <h5 class="card-title mb-4">دروس ثبت شده</h5>
+                <div class="table-responsive">
+                    <table class="table table-hover align-middle">
+                        <thead>
+                            <tr>
+                                <th>عنوان درس</th>
+                                <th>تعداد سوالات مرتبط</th>
+                                <th>عملیات</th>
+                            </tr>
+                        </thead>
+                        <tbody>
+                            @forelse($subjects as $subject)
+                                <tr>
+                                    <td><strong>{{ $subject->title }}</strong></td>
+                                    <td>
+                                        <span class="badge bg-soft-info text-info">{{ $subject->questions_count }} سوال</span>
+                                    </td>
+                                    <td>
+                                        <form action="{{ route('quiz-subjects.destroy', $subject->id) }}" method="POST" class="d-inline" onsubmit="return confirm('آیا از حذف این درس اطمینان دارید؟')">
+                                            @csrf
+                                            @method('DELETE')
+                                            <button class="btn btn-sm btn-outline-danger">حذف</button>
+                                        </form>
+                                    </td>
+                                </tr>
+                            @empty
+                                <tr>
+                                    <td colspan="3" class="text-center py-3">هیچ درسی یافت نشد.</td>
+                                </tr>
+                            @endforelse
+                        </tbody>
+                    </table>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+@endsection

routes/web.php

@@ -33,6 +33,7 @@ use App\Http\Controllers\Admin\TicketController;
 use App\Http\Controllers\Admin\DashboardController;
 use App\Http\Controllers\Admin\QuizController;
 use App\Http\Controllers\Admin\QuizCategoryController;
+use App\Http\Controllers\Admin\QuizSubjectController;
 
 Route::get('payment/callback', [PayController::class, 'callback']);
 
@@ -78,5 +79,7 @@ Route::middleware(['auth', config('jetstream.auth_session')])->group(function ()
     Route::delete('questions/{question}', [QuizController::class, 'destroyQuestion'])->name('questions.destroy');
     Route::resource('quiz-categories', QuizCategoryController::class)->except(['create', 'show', 'edit', 'update']);
 
+    Route::resource('quiz-subjects', QuizSubjectController::class)->except(['create', 'show', 'edit', 'update']);
+
     Route::get('/dashboard', [DashboardController::class, 'index'])->name('dashboard');
 });