@extends('layouts.admin')

@section('title', 'Attendance Report')

@section('content')
<div class="bg-white rounded-lg shadow p-6">
    <div class="flex flex-col md:flex-row justify-between items-start md:items-center mb-6 space-y-4 md:space-y-0">
        <h1 class="text-2xl font-bold">Attendance Report</h1>
        
        <div class="flex flex-col md:flex-row space-y-2 md:space-y-0 md:space-x-4">
            <!-- Date Filter -->
            <form method="GET" class="flex space-x-2">
                <input type="date" name="date" value="{{ request('date') }}" 
                       class="px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500">
                <button type="submit" class="px-4 py-2 bg-blue-600 text-white rounded-lg hover:bg-blue-700">
                    <i class="fas fa-filter"></i> Filter
                </button>
                @if(request('date'))
                    <a href="{{ route('admin.attendance.report') }}" 
                       class="px-4 py-2 bg-gray-500 text-white rounded-lg hover:bg-gray-700">
                        <i class="fas fa-times"></i> Clear
                    </a>
                @endif
            </form>
            
            <!-- Export -->
            <a href="{{ route('admin.export.attendances', request()->query()) }}" 
               class="px-4 py-2 bg-green-600 text-white rounded-lg hover:bg-green-700">
                <i class="fas fa-download"></i> Export CSV
            </a>
        </div>
    </div>

    <!-- Stats Cards -->
    <div class="grid grid-cols-1 md:grid-cols-4 gap-4 mb-6">
        <div class="bg-blue-50 p-4 rounded-lg">
            <div class="text-blue-600 text-sm font-medium">Total Scans</div>
            <div class="text-2xl font-bold text-blue-800">{{ $attendances->total() }}</div>
        </div>
        <div class="bg-green-50 p-4 rounded-lg">
            <div class="text-green-600 text-sm font-medium">Unique Participants</div>
            <div class="text-2xl font-bold text-green-800">
                {{ $attendances->pluck('participant_id')->unique()->count() }}
            </div>
        </div>
        <div class="bg-purple-50 p-4 rounded-lg">
            <div class="text-purple-600 text-sm font-medium">Avg. Scans/Person</div>
            <div class="text-2xl font-bold text-purple-800">
                {{ $attendances->pluck('participant_id')->unique()->count() > 0 ? 
                    round($attendances->total() / $attendances->pluck('participant_id')->unique()->count(), 2) : 0 }}
            </div>
        </div>
        <div class="bg-yellow-50 p-4 rounded-lg">
            <div class="text-yellow-600 text-sm font-medium">Total Attendees</div>
            <div class="text-2xl font-bold text-yellow-800">
                {{ $attendances->sum('participant.total_attendees') }}
            </div>
        </div>
    </div>

    <!-- Attendance Table -->
    <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">
                        Time
                    </th>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                        Participant
                    </th>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                        Email
                    </th>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                        Phone
                    </th>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                        Location
                    </th>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                        Group Size
                    </th>
                    <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                        Scanner IP
                    </th>
                </tr>
            </thead>
            <tbody class="bg-white divide-y divide-gray-200">
                @forelse($attendances as $attendance)
                    <tr class="hover:bg-gray-50">
                        <td class="px-6 py-4 whitespace-nowrap">
                            <div class="text-sm text-gray-900">{{ $attendance->scanned_at->format('H:i:s') }}</div>
                            <div class="text-xs text-gray-500">{{ $attendance->scanned_at->format('M j, Y') }}</div>
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap">
                            <div class="text-sm font-medium text-gray-900">
                                {{ $attendance->participant->name }}
                            </div>
                            <div class="text-xs text-gray-500">
                                Scan #{{ $attendance->participant->attendances()->where('scanned_at', '<=', $attendance->scanned_at)->count() }}
                            </div>
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap">
                            <div class="text-sm text-gray-500">{{ $attendance->participant->email }}</div>
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap">
                            <div class="text-sm text-gray-500">{{ $attendance->participant->phone ?? 'N/A' }}</div>
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap">
                            @if($attendance->participant->location)
                                <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-blue-100 text-blue-800">
                                    {{ $attendance->participant->location }}
                                </span>
                            @else
                                <span class="text-sm text-gray-400">N/A</span>
                            @endif
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap">
                            <div class="text-sm text-gray-900">{{ $attendance->participant->total_attendees }}</div>
                        </td>
                        <td class="px-6 py-4 whitespace-nowrap">
                            <div class="text-sm text-gray-500">{{ $attendance->scanner_ip }}</div>
                        </td>
                    </tr>
                @empty
                    <tr>
                        <td colspan="7" class="px-6 py-12 text-center">
                            <div class="text-gray-400">
                                <i class="fas fa-chart-bar text-4xl mb-4"></i>
                                <p class="text-lg font-medium">No attendance records found</p>
                                <p class="text-sm">Start scanning QR codes to see attendance data</p>
                            </div>
                        </td>
                    </tr>
                @endforelse
            </tbody>
        </table>
    </div>

    <!-- Pagination -->
    @if($attendances->hasPages())
        <div class="mt-6">
            {{ $attendances->links() }}
        </div>
    @endif
</div>
@endsection