@extends('admin.layout')

@section('content')
<div class="max-w-7xl mx-auto">
    <!-- Header -->
    <div class="flex justify-between items-center mb-6">
        <div>
            <h1 class="text-3xl font-bold text-gray-800">Test Results: {{ $session->test->title }}</h1>
            <p class="text-gray-600">Session ID: {{ $session->id }} • Completed: {{ $session->created_at->format('M j, Y H:i') }}</p>
        </div>
        <div class="flex space-x-3">
            <a href="{{ route('admin.completed-tests.index') }}" 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 List
            </a>
            <form action="{{ route('admin.completed-tests.delete', $session) }}" method="POST" class="inline">
				@csrf
				@method('DELETE')
				<input type="hidden" name="confirm" id="confirm_{{ $session->id }}" value="">
				<button type="button" 
						class="bg-red-600 hover:bg-red-700 text-white px-4 py-2 rounded-lg flex items-center delete-btn"
						data-session-id="{{ $session->id }}"
						data-session-name="{{ $session->user->first_name }} {{ $session->user->last_name }} - {{ $session->test->title }}">
					<i class="fas fa-trash mr-2"></i> Delete Test
				</button>
			</form>
        </div>
    </div>

    <!-- Student Info -->
    <div class="bg-white rounded-lg shadow p-6 mb-6">
        <div class="grid grid-cols-1 md:grid-cols-2 gap-6">
            <div>
                <h2 class="text-lg font-semibold text-gray-800 mb-4">Student Information</h2>
                <div class="space-y-2">
                    <p><strong>Name:</strong> {{ $session->user->first_name }} {{ $session->user->last_name }}</p>
                    <p><strong>Email:</strong> {{ $session->user->email }}</p>
                    <p><strong>School:</strong> {{ $session->user->school ?? 'N/A' }}</p>
                    <p><strong>Location:</strong> {{ $session->user->city }}, {{ $session->user->country }}</p>
                </div>
            </div>
            <div>
                <h2 class="text-lg font-semibold text-gray-800 mb-4">Test Information</h2>
                <div class="space-y-2">
                    <p><strong>Test:</strong> {{ $session->test->title }}</p>
                    <p><strong>Subject:</strong> {{ $session->test->subject->name }}</p>
                    <p><strong>Level:</strong> {{ $session->test->competitionLevel->name }}</p>
                    <p><strong>Total Questions:</strong> {{ $totalQuestions }}</p>
                    <p><strong>Time Limit:</strong> {{ $session->test->time_limit }} minutes</p>
                </div>
            </div>
        </div>
    </div>

    <!-- Performance Summary -->
    <div class="bg-white rounded-lg shadow p-6 mb-6">
        <div class="grid grid-cols-1 md:grid-cols-4 gap-6">
            <div class="text-center p-4 bg-gradient-to-r from-blue-50 to-blue-100 rounded-lg">
                <div class="text-3xl font-bold text-blue-600">{{ $scorePercentage }}%</div>
                <div class="text-sm text-blue-800">Overall Score</div>
            </div>
            <div class="text-center p-4 bg-gradient-to-r from-green-50 to-green-100 rounded-lg">
                <div class="text-3xl font-bold text-green-600">{{ $correctAnswers }}</div>
                <div class="text-sm text-green-800">Correct Answers</div>
            </div>
            <div class="text-center p-4 bg-gradient-to-r from-purple-50 to-purple-100 rounded-lg">
                <div class="text-3xl font-bold text-purple-600">{{ $totalQuestions }}</div>
                <div class="text-sm text-purple-800">Total Questions</div>
            </div>
            <div class="text-center p-4 bg-gradient-to-r from-orange-50 to-orange-100 rounded-lg">
                <div class="text-3xl font-bold text-orange-600">
                    @php
                        $hours = floor($session->time_spent / 3600);
                        $minutes = floor(($session->time_spent % 3600) / 60);
                        $seconds = $session->time_spent % 60;
                    @endphp
                    @if($hours > 0)
                        {{ $hours }}h {{ $minutes }}m
                    @elseif($minutes > 0)
                        {{ $minutes }}m {{ $seconds }}s
                    @else
                        {{ $seconds }}s
                    @endif
                </div>
                <div class="text-sm text-orange-800">Time Spent</div>
            </div>
        </div>
    </div>

    <!-- Detailed Results -->
    <div class="bg-white rounded-lg shadow p-6 mb-6">
        <h2 class="text-2xl font-bold text-gray-800 mb-6">Detailed Results</h2>
        <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">Answer</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Correct</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Time Spent</th>
                    </tr>
                </thead>
                <tbody class="bg-white divide-y divide-gray-200">
                    @foreach($session->userAnswers->sortBy('question_id') as $answer)
                    <tr class="hover:bg-gray-50">
                        <td class="px-6 py-4 whitespace-nowrap">
                            <div class="text-sm font-medium text-gray-900">
                                {{ $answer->question->question_text }}
                            </div>
                            @if($answer->question->image_url)
                                <div class="mt-2">
                                    <img src="{{ $answer->question->image_url }}" alt="Question image" class="max-w-full h-auto rounded">
                                </div>
                            @endif
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap">
                            @php
                                $options = json_decode($answer->question->options, true);
                                $selectedOption = $options[$answer->selected_option] ?? 'N/A';
                            @endphp
                            <div class="text-sm text-gray-900">{{ $selectedOption }}</div>
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap">
                            <span class="px-2 py-1 text-xs rounded-full 
                                {{ $answer->is_correct ? 'bg-green-100 text-green-800' : 'bg-red-100 text-red-800' }}">
                                {{ $answer->is_correct ? 'Correct' : 'Incorrect' }}
                            </span>
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-900">
                            {{ $answer->time_spent }}s
                        </td>
                    </tr>
                    @endforeach
                </tbody>
            </table>
        </div>
    </div>

    <!-- Explanation Section -->
    @if($session->userAnswers->whereNotNull('question.explanation')->isNotEmpty())
    <div class="bg-white rounded-lg shadow p-6">
        <h2 class="text-2xl font-bold text-gray-800 mb-6">Explanations</h2>
        <div class="space-y-6">
            @foreach($session->userAnswers->whereNotNull('question.explanation')->sortBy('question_id') as $answer)
            @if($answer->question->explanation)
            <div class="border-l-4 border-blue-500 pl-4 py-2">
                <h3 class="font-semibold text-gray-800 mb-2">
                    Question: {{ Str::limit($answer->question->question_text, 80) }}
                </h3>
                <p class="text-gray-700">{{ $answer->question->explanation }}</p>
                <div class="mt-2 text-sm">
                    <span class="inline-block px-2 py-1 text-xs rounded-full 
                        {{ $answer->is_correct ? 'bg-green-100 text-green-800' : 'bg-red-100 text-red-800' }}">
                        {{ $answer->is_correct ? 'Correct Answer' : 'Your Answer' }}
                    </span>
                </div>
            </div>
            @endif
            @endforeach
        </div>
    </div>
    @endif
</div>

<!-- Delete Confirmation Modal -->
<div id="deleteModal" class="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 hidden">
    <div class="bg-white rounded-lg p-6 w-full max-w-md mx-4">
        <div class="flex justify-between items-center mb-4">
            <h3 class="text-xl font-bold text-gray-800">Confirm Delete</h3>
            <button id="closeModal" class="text-gray-500 hover:text-gray-700">
                <i class="fas fa-times"></i>
            </button>
        </div>
        <p class="text-gray-700 mb-4">Are you sure you want to delete the test session for <span id="confirmName" class="font-semibold"></span>? This action cannot be undone.</p>
        <div class="mb-4">
            <label for="confirmInput" class="block text-sm font-medium text-gray-700 mb-1">To confirm, type "delete"</label>
            <input type="text" id="confirmInput" class="w-full border border-gray-300 rounded-lg px-3 py-2 focus:outline-none focus:ring-2 focus:ring-red-500" placeholder="Type 'delete' here">
            <p id="confirmError" class="text-red-500 text-sm mt-1 hidden">Please type "delete" to confirm</p>
        </div>
        <div class="flex justify-end space-x-3">
            <button id="cancelDelete" class="bg-gray-300 hover:bg-gray-400 text-gray-800 px-4 py-2 rounded-lg">Cancel</button>
            <button id="confirmDelete" class="bg-red-600 hover:bg-red-700 text-white px-4 py-2 rounded-lg disabled:opacity-50">Delete</button>
        </div>
    </div>
</div>

<script>
document.addEventListener('DOMContentLoaded', function() {
    // Delete confirmation modal
    const deleteBtns = document.querySelectorAll('.delete-btn');
    const modal = document.getElementById('deleteModal');
    const closeModal = document.getElementById('closeModal');
    const cancelDelete = document.getElementById('cancelDelete');
    const confirmDelete = document.getElementById('confirmDelete');
    const confirmInput = document.getElementById('confirmInput');
    const confirmError = document.getElementById('confirmError');
    const confirmName = document.getElementById('confirmName');
    let currentSessionId = '';

    deleteBtns.forEach(btn => {
        btn.addEventListener('click', function() {
            currentSessionId = this.getAttribute('data-session-id');
            confirmName.textContent = this.getAttribute('data-session-name');
            modal.classList.remove('hidden');
            confirmInput.value = '';
            confirmError.classList.add('hidden');
        });
    });

    closeModal.addEventListener('click', () => {
        modal.classList.add('hidden');
    });

    cancelDelete.addEventListener('click', () => {
        modal.classList.add('hidden');
    });

    confirmInput.addEventListener('input', function() {
        if (this.value === 'delete') {
            confirmDelete.classList.remove('disabled');
            confirmError.classList.add('hidden');
        } else {
            confirmDelete.classList.add('disabled');
            if (this.value.length > 0) {
                confirmError.classList.remove('hidden');
            }
        }
    });

    confirmDelete.addEventListener('click', function() {
		if (confirmInput.value === 'delete') {
			const form = document.querySelector(`form[action*="/admin/completed-tests/${currentSessionId}"]`);
			if (form) {
				// Set the confirmation value in the hidden input
				const confirmField = form.querySelector('input[name="confirm"]');
				if (confirmField) {
					confirmField.value = 'delete';
				}
				form.submit();
			}
		}
	});

    // Close modal on outside click
    modal.addEventListener('click', function(e) {
        if (e.target === modal) {
            modal.classList.add('hidden');
        }
    });

    // Close modal on Escape key
    document.addEventListener('keydown', function(e) {
        if (e.key === 'Escape') {
            modal.classList.add('hidden');
        }
    });
});
</script>
@endsection