@extends('admin.layout')

@section('content')
<div class="flex justify-between items-center mb-6">
    <div>
        <h1 class="text-3xl font-bold text-gray-800">Questions for: {{ $test->title }}</h1>
        <p class="text-gray-600">Subject: {{ $test->subject->name }} | Level: {{ $test->competitionLevel->name ?? 'N/A' }}</p>
    </div>
    <div class="flex space-x-3">
        <a href="{{ route('admin.tests.show', $test) }}" class="bg-gray-600 hover:bg-gray-700 text-white px-4 py-2 rounded-lg flex items-center">
            <i class="fas fa-arrow-left mr-2"></i> Back to Test
        </a>
        <a href="{{ route('admin.questions.create', $test) }}" class="bg-blue-600 hover:bg-blue-700 text-white px-4 py-2 rounded-lg flex items-center">
            <i class="fas fa-plus mr-2"></i> Add New Question
        </a>
    </div>
</div>

<!-- Search and Filters -->
<div class="bg-white rounded-lg shadow p-6 mb-6">
    <form action="{{ route('admin.questions.index', $test) }}" method="GET" class="grid grid-cols-1 md:grid-cols-4 gap-4">
        <div>
            <label class="block text-sm font-medium text-gray-700 mb-1">Search</label>
            <input type="text" name="search" value="{{ request('search') }}" 
                   class="w-full border border-gray-300 rounded-lg px-3 py-2 focus:outline-none focus:ring-2 focus:ring-blue-500"
                   placeholder="Search questions...">
        </div>
        
        <div>
            <label class="block text-sm font-medium text-gray-700 mb-1">Difficulty</label>
            <select name="difficulty" class="w-full border border-gray-300 rounded-lg px-3 py-2 focus:outline-none focus:ring-2 focus:ring-blue-500">
                <option value="">All Difficulties</option>
                <option value="easy" {{ request('difficulty') == 'easy' ? 'selected' : '' }}>Easy</option>
                <option value="medium" {{ request('difficulty') == 'medium' ? 'selected' : '' }}>Medium</option>
                <option value="hard" {{ request('difficulty') == 'hard' ? 'selected' : '' }}>Hard</option>
            </select>
        </div>
        
        <div class="flex items-end">
            <button type="submit" class="bg-blue-600 hover:bg-blue-700 text-white px-4 py-2 rounded-lg w-full">
                <i class="fas fa-filter mr-2"></i> Filter
            </button>
        </div>
    </form>
</div>

<!-- Questions Table -->
<div class="bg-white rounded-lg shadow overflow-hidden">
    <div class="overflow-x-auto">
        <table class="min-w-full divide-y divide-gray-200">
            <thead class="bg-gray-50">
                <tr>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Question</th>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Options</th>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Correct Answer</th>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Points</th>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Difficulty</th>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Time Estimate</th>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Actions</th>
                </tr>
            </thead>
            <tbody class="bg-white divide-y divide-gray-200">
                @forelse($questions as $question)
                <tr class="hover:bg-gray-50">
                    <td class="px-6 py-4">
                        <div class="text-sm font-medium text-gray-900">
                            {{ Str::limit($question->question_text, 100) }}
                        </div>
                        @if($question->explanation)
                        <div class="text-sm text-gray-500 mt-1">
                            {{ Str::limit($question->explanation, 50) }}
                        </div>
                        @endif
                    </td>
                    <td class="px-6 py-4 text-sm text-gray-900">
                        @php
                            $options = json_decode($question->options, true);
                        @endphp
                        @if(is_array($options))
                            {{ count($options) }} options
                        @else
                            N/A
                        @endif
                    </td>
                    <td class="px-6 py-4 text-sm text-gray-900">
                        Option {{ $question->correct_answer + 1 }}
                    </td>
                    <td class="px-6 py-4 text-sm text-gray-900">
                        {{ $question->points }}
                    </td>
                    <td class="px-6 py-4">
                        <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full 
                            {{ $question->difficulty === 'easy' ? 'bg-green-100 text-green-800' : 
                               ($question->difficulty === 'medium' ? 'bg-yellow-100 text-yellow-800' : 'bg-red-100 text-red-800') }}">
                            {{ ucfirst($question->difficulty) }}
                        </span>
                    </td>
                    <td class="px-6 py-4 text-sm text-gray-900">
                        {{ $question->time_estimate ? $question->time_estimate . 's' : 'N/A' }}
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap text-sm font-medium">
                        <div class="flex space-x-2">
                            <a href="{{ route('admin.questions.edit', $question) }}" 
                               class="text-green-600 hover:text-green-900" title="Edit">
                                <i class="fas fa-edit"></i>
                            </a>
                            <form action="{{ route('admin.questions.destroy', $question) }}" method="POST" class="inline">
                                @csrf
                                @method('DELETE')
                                <button type="submit" class="text-red-600 hover:text-red-900" 
                                        onclick="return confirm('Are you sure you want to delete this question?')"
                                        title="Delete">
                                    <i class="fas fa-trash"></i>
                                </button>
                            </form>
                        </div>
                    </td>
                </tr>
                @empty
                <tr>
                    <td colspan="7" class="px-6 py-4 text-center text-sm text-gray-500">
                        No questions found.
                    </td>
                </tr>
                @endforelse
            </tbody>
        </table>
    </div>
    
    <!-- Pagination -->
    <div class="bg-white px-4 py-3 border-t border-gray-200 sm:px-6">
        {{ $questions->links() }}
    </div>
</div>

<!-- Quick Stats -->
<div class="grid grid-cols-1 md:grid-cols-4 gap-6 mt-6">
    <div class="bg-white rounded-lg shadow p-6">
        <div class="flex items-center">
            <div class="p-3 rounded-full bg-blue-100 text-blue-600">
                <i class="fas fa-question-circle text-xl"></i>
            </div>
            <div class="ml-4">
                <h3 class="text-lg font-semibold text-gray-600">Total Questions</h3>
                <p class="text-3xl font-bold text-gray-800">{{ $questions->total() }}</p>
            </div>
        </div>
    </div>
    
    <div class="bg-white rounded-lg shadow p-6">
        <div class="flex items-center">
            <div class="p-3 rounded-full bg-green-100 text-green-600">
                <i class="fas fa-star text-xl"></i>
            </div>
            <div class="ml-4">
                <h3 class="text-lg font-semibold text-gray-600">Easy Questions</h3>
                <p class="text-3xl font-bold text-gray-800">{{ $questions->where('difficulty', 'easy')->count() }}</p>
            </div>
        </div>
    </div>
    
    <div class="bg-white rounded-lg shadow p-6">
        <div class="flex items-center">
            <div class="p-3 rounded-full bg-yellow-100 text-yellow-600">
                <i class="fas fa-star-half-alt text-xl"></i>
            </div>
            <div class="ml-4">
                <h3 class="text-lg font-semibold text-gray-600">Medium Questions</h3>
                <p class="text-3xl font-bold text-gray-800">{{ $questions->where('difficulty', 'medium')->count() }}</p>
            </div>
        </div>
    </div>
    
    <div class="bg-white rounded-lg shadow p-6">
        <div class="flex items-center">
            <div class="p-3 rounded-full bg-red-100 text-red-600">
                <i class="fas fa-star text-xl"></i>
            </div>
            <div class="ml-4">
                <h3 class="text-lg font-semibold text-gray-600">Hard Questions</h3>
                <p class="text-3xl font-bold text-gray-800">{{ $questions->where('difficulty', 'hard')->count() }}</p>
            </div>
        </div>
    </div>
</div>
@endsection