@extends('layouts.admin')

@section('title', 'Participants Management')

@section('content')
<div class="space-y-6">
    <!-- Page Header -->
    <div class="flex flex-col md:flex-row md:items-center md:justify-between">
        <div>
            <h1 class="text-3xl font-bold text-gray-900">Participants</h1>
            <p class="mt-1 text-sm text-gray-600">Manage and monitor all event participants</p>
        </div>
        <div class="mt-4 md:mt-0 flex space-x-3">
            <a href="{{ route('admin.participants.create') }}" 
               class="inline-flex items-center px-4 py-2 bg-green-600 text-white rounded-lg hover:bg-green-700 transition-colors">
                <i class="fas fa-plus mr-2"></i> Add Participant
            </a>
            <a href="{{ route('attendance.scan.page') }}" 
               class="inline-flex items-center px-4 py-2 bg-blue-600 text-white rounded-lg hover:bg-blue-700 transition-colors">
                <i class="fas fa-qrcode mr-2"></i> Scan QR Code
            </a>
        </div>
    </div>

    <!-- Stats Cards -->
    <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-6">
        <div class="bg-gradient-to-br from-blue-500 to-blue-600 rounded-xl shadow-lg p-6 text-white">
            <div class="flex items-center justify-between">
                <div>
                    <p class="text-blue-100 text-sm font-medium">Total Participants</p>
                    <p class="text-3xl font-bold mt-2">{{ $totalParticipants }}</p>
                    <p class="text-blue-100 text-xs mt-1">Registered users</p>
                </div>
                <div class="bg-white/20 rounded-full p-3">
                    <i class="fas fa-users text-2xl"></i>
                </div>
            </div>
        </div>

        <div class="bg-gradient-to-br from-green-500 to-green-600 rounded-xl shadow-lg p-6 text-white">
            <div class="flex items-center justify-between">
                <div>
                    <p class="text-green-100 text-sm font-medium">QR Codes Sent</p>
                    <p class="text-3xl font-bold mt-2">{{ $qrCodesSent }}</p>
                    <p class="text-green-100 text-xs mt-1">Emails delivered</p>
                </div>
                <div class="bg-white/20 rounded-full p-3">
                    <i class="fas fa-envelope text-2xl"></i>
                </div>
            </div>
        </div>

        <div class="bg-gradient-to-br from-purple-500 to-purple-600 rounded-xl shadow-lg p-6 text-white">
            <div class="flex items-center justify-between">
                <div>
                    <p class="text-purple-100 text-sm font-medium">Total Attendees</p>
                    <p class="text-3xl font-bold mt-2">{{ $totalAttendees }}</p>
                    <p class="text-purple-100 text-xs mt-1">People attending</p>
                </div>
                <div class="bg-white/20 rounded-full p-3">
                    <i class="fas fa-user-friends text-2xl"></i>
                </div>
            </div>
        </div>

        <div class="bg-gradient-to-br from-orange-500 to-orange-600 rounded-xl shadow-lg p-6 text-white">
            <div class="flex items-center justify-between">
                <div>
                    <p class="text-orange-100 text-sm font-medium">Avg. Group Size</p>
                    <p class="text-3xl font-bold mt-2">{{ round($avgGroupSize, 1) }}</p>
                    <p class="text-orange-100 text-xs mt-1">People per group</p>
                </div>
                <div class="bg-white/20 rounded-full p-3">
                    <i class="fas fa-chart-pie text-2xl"></i>
                </div>
            </div>
        </div>
    </div>

    <!-- Filters and Search -->
    <div class="bg-white rounded-xl shadow-sm border border-gray-200 p-6">
        <div class="flex flex-col md:flex-row md:items-center md:justify-between space-y-4 md:space-y-0">
            <div class="flex flex-col md:flex-row space-y-4 md:space-y-0 md:space-x-4">
                <!-- Search -->
                <form method="GET" class="flex-1 max-w-md">
                    <div class="relative">
                        <input type="text" name="search" value="{{ request('search') }}" 
                               placeholder="Search participants..."
                               class="w-full pl-10 pr-4 py-2.5 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-transparent">
                        <i class="fas fa-search absolute left-3 top-3 text-gray-400"></i>
                    </div>
                </form>
                
                <!-- Location Filter -->
                <form method="GET">
                    @if(request('search'))
                        <input type="hidden" name="search" value="{{ request('search') }}">
                    @endif
                    <select name="location" onchange="this.form.submit()"
                            class="px-4 py-2.5 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500">
                        <option value="">All Locations</option>
                        @foreach($locations as $location)
                            <option value="{{ $location }}" {{ request('location') == $location ? 'selected' : '' }}>
                                {{ $location }}
                            </option>
                        @endforeach
                    </select>
                </form>
            </div>

            <!-- Export Button -->
            <div class="flex space-x-3">
                <a href="{{ route('admin.export.attendances') }}" 
                   class="inline-flex items-center px-4 py-2.5 bg-gray-100 text-gray-700 rounded-lg hover:bg-gray-200 transition-colors">
                    <i class="fas fa-download mr-2"></i> Export
                </a>
            </div>
        </div>
    </div>

    <!-- Participants Table -->
    <div class="bg-white rounded-xl shadow-sm border border-gray-200 overflow-hidden">
        <div class="overflow-x-auto">
            <table class="min-w-full divide-y divide-gray-200">
                <thead class="bg-gray-50 border-b border-gray-200">
                    <tr>
                        <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">Contact</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">Family</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Total</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">QR Code</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Scans</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($participants as $participant)
                        <tr class="hover:bg-gray-50 transition-colors">
                            <td class="px-6 py-4 whitespace-nowrap">
                                <div class="flex items-center">
                                    <div class="w-10 h-10 bg-gradient-to-br from-blue-500 to-blue-600 rounded-full flex items-center justify-center mr-3">
                                        <span class="text-white text-sm font-bold">{{ strtoupper(substr($participant->name, 0, 1)) }}</span>
                                    </div>
                                    <div>
                                        <p class="text-sm font-medium text-gray-900">{{ $participant->name }}</p>
                                        <p class="text-xs text-gray-500">ID: {{ $participant->id }}</p>
                                    </div>
                                </div>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                <div class="text-sm text-gray-900">{{ $participant->email }}</div>
                                <div class="text-xs text-gray-500">{{ $participant->phone ?? 'No phone' }}</div>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                @if($participant->location)
                                    <span class="px-2 py-1 inline-flex text-xs leading-4 font-semibold rounded-full bg-blue-100 text-blue-800">
                                        {{ $participant->location }}
                                    </span>
                                @else
                                    <span class="text-xs text-gray-400">N/A</span>
                                @endif
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                <div class="text-sm text-gray-900">{{ $participant->family_members_count ?? 0 }}</div>
                                <div class="text-xs text-gray-500">members</div>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                <div class="text-sm text-gray-900">{{ $participant->total_attendees ?? 0 }}</div>
                                <div class="text-xs text-gray-500">attendees</div>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                <div class="flex flex-col items-center space-y-2">
                                    @if($participant->qr_code_image_url)
                                        <img src="{{ $participant->qr_code_image_url }}" 
                                             alt="QR Code for {{ $participant->name }}" 
                                             class="w-12 h-12 border border-gray-300 rounded-lg shadow-sm"
                                             onerror="this.style.display='none'; this.nextElementSibling.style.display='block';">
                                        <div class="text-xs text-gray-500 text-center hidden" style="display: none;">
                                            QR: {{ Str::limit($participant->qr_code, 15) }}
                                        </div>
                                    @else
                                        <div class="w-12 h-12 border border-gray-300 rounded-lg flex items-center justify-center bg-gray-100">
                                            <i class="fas fa-qrcode text-gray-400 text-lg"></i>
                                        </div>
                                    @endif
                                    @if($participant->qr_sent)
                                        <span class="px-2 py-1 inline-flex text-xs leading-4 font-semibold rounded-full bg-green-100 text-green-800">
                                            <i class="fas fa-check mr-1"></i> Sent
                                        </span>
                                    @else
                                        <span class="px-2 py-1 inline-flex text-xs leading-4 font-semibold rounded-full bg-yellow-100 text-yellow-800">
                                            <i class="fas fa-clock mr-1"></i> Pending
                                        </span>
                                    @endif
                                </div>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                <div class="flex items-center">
                                    <span class="text-sm font-medium text-gray-900">{{ $participant->attendances_count ?? 0 }}</span>
                                    @if($participant->attendances_count > 0)
                                        <i class="fas fa-check-circle text-green-500 ml-2 text-xs"></i>
                                    @endif
                                </div>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap text-sm font-medium">
                                <div class="flex items-center space-x-3">
                                    <a href="{{ route('admin.participant.details', $participant) }}" 
                                       class="text-blue-600 hover:text-blue-900 inline-flex items-center" title="View">
                                        <i class="fas fa-eye"></i>
                                    </a>
                                    <a href="{{ route('admin.participants.edit', $participant) }}" 
                                       class="text-yellow-600 hover:text-yellow-900 inline-flex items-center" title="Edit">
                                        <i class="fas fa-edit"></i>
                                    </a>
                                    <form method="POST" action="{{ route('admin.participants.destroy', $participant) }}" 
                                          onsubmit="return confirm('Are you sure you want to delete this participant?');"
                                          class="inline">
                                        @csrf
                                        @method('DELETE')
                                        <button type="submit" class="text-red-600 hover:text-red-900 inline-flex items-center" title="Delete">
                                            <i class="fas fa-trash"></i>
                                        </button>
                                    </form>
                                </div>
                            </td>
                        </tr>
                    @empty
                        <tr>
                            <td colspan="8" class="px-6 py-12 text-center">
                                <div class="text-gray-400">
                                    <i class="fas fa-users text-4xl mb-4"></i>
                                    <p class="text-lg font-medium">No participants found</p>
                                    <p class="text-sm">Try adjusting your search or filters</p>
                                </div>
                            </td>
                        </tr>
                    @endforelse
                </tbody>
            </table>
        </div>

        <!-- Pagination -->
        @if($participants->hasPages())
            <div class="bg-white px-4 py-3 border-t border-gray-200 sm:px-6">
                <div class="flex items-center justify-between">
                    <div class="flex-1 flex justify-between sm:hidden">
                        {{ $participants->links() }}
                    </div>
                    <div class="hidden sm:flex-1 sm:flex sm:items-center sm:justify-between">
                        <div>
                            <p class="text-sm text-gray-700">
                                Showing
                                <span class="font-medium">{{ $participants->firstItem() }}</span>
                                to
                                <span class="font-medium">{{ $participants->lastItem() }}</span>
                                of
                                <span class="font-medium">{{ $participants->total() }}</span>
                                results
                            </p>
                        </div>
                        <div>
                            {{ $participants->links() }}
                        </div>
                    </div>
                </div>
            </div>
        @endif
    </div>
</div>
@endsection