@extends('layouts.admin')

@section('content')
<div class="container mx-auto px-4 sm:px-6 lg:px-8 py-6">
    <div class="max-w-7xl mx-auto">
        <!-- Stats Overview -->
        <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-6 mb-8">
            <!-- Total Users -->
            <div class="bg-white dark:bg-gray-800 overflow-hidden shadow-sm rounded-lg border border-gray-200 dark:border-gray-700">
                <div class="p-6">
                    <h2 class="text-lg font-medium text-gray-800 dark:text-gray-200">Total Users</h2>
                    <div class="text-3xl font-bold text-blue-600 dark:text-blue-400 mt-2">{{ $totalUsers }}</div>
                    <p class="text-sm text-gray-500 dark:text-gray-400 mt-1">{{ $activeUsersCount }} active</p>
                </div>
            </div>
            
            <!-- Total Clients -->
            <div class="bg-white dark:bg-gray-800 overflow-hidden shadow-sm rounded-lg border border-gray-200 dark:border-gray-700">
                <div class="p-6">
                    <h2 class="text-lg font-medium text-gray-800 dark:text-gray-200">Total Clients</h2>
                    <div class="text-3xl font-bold text-blue-600 dark:text-blue-400 mt-2">{{ $totalClients }}</div>
                    <p class="text-sm text-gray-500 dark:text-gray-400 mt-1">{{ $activeClientsCount }} active</p>
                </div>
            </div>
            
            <!-- Total Events -->
            <div class="bg-white dark:bg-gray-800 overflow-hidden shadow-sm rounded-lg border border-gray-200 dark:border-gray-700">
                <div class="p-6">
                    <h2 class="text-lg font-medium text-gray-800 dark:text-gray-200">Total Events</h2>
                    <div class="text-3xl font-bold text-blue-600 dark:text-blue-400 mt-2">{{ $totalEvents }}</div>
                    <p class="text-sm text-gray-500 dark:text-gray-400 mt-1">{{ $activeEventsCount }} active</p>
                </div>
            </div>
            
            <!-- Completion Rate -->
            <div class="bg-white dark:bg-gray-800 overflow-hidden shadow-sm rounded-lg border border-gray-200 dark:border-gray-700">
                <div class="p-6">
                    <h2 class="text-lg font-medium text-gray-800 dark:text-gray-200">Avg. Completion Rate</h2>
                    <div class="text-3xl font-bold text-blue-600 dark:text-blue-400 mt-2">{{ number_format($avgCompletionRate, 1) }}%</div>
                    <p class="text-sm text-gray-500 dark:text-gray-400 mt-1">Across all tiers</p>
                </div>
            </div>
        </div>
        
        <!-- Client Registrations Chart -->
        <div class="bg-white dark:bg-gray-800 overflow-hidden shadow-sm rounded-lg border border-gray-200 dark:border-gray-700 mb-8">
            <div class="p-6">
                <h2 class="text-xl font-semibold text-gray-800 dark:text-gray-200 mb-4">Client Registrations</h2>
                <div class="h-64">
                    <!-- Chart will be rendered here by JavaScript -->
                    <canvas id="clientRegistrationsChart"></canvas>
                </div>
            </div>
        </div>
        
        <!-- Top Clients and Most Active Clients -->
        <div class="grid grid-cols-1 lg:grid-cols-2 gap-6">
            <div class="bg-white dark:bg-gray-800 overflow-hidden shadow-sm rounded-lg border border-gray-200 dark:border-gray-700">
                <div class="p-6">
                    <h2 class="text-xl font-semibold text-gray-800 dark:text-gray-200 mb-4">Top Clients</h2>
                    <div class="overflow-x-auto">
                        <table class="min-w-full divide-y divide-gray-200 dark:divide-gray-700">
                            <thead class="bg-gray-50 dark:bg-gray-800">
                                <tr>
                                    <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">Client</th>
                                    <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">Users</th>
                                    <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">Actions</th>
                                </tr>
                            </thead>
                            <tbody class="bg-white dark:bg-gray-900 divide-y divide-gray-200 dark:divide-gray-700">
                                @foreach($topClients as $client)
                                <tr class="hover:bg-gray-50 dark:hover:bg-gray-800">
                                    <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-700 dark:text-gray-300">{{ $client->name }}</td>
                                    <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-700 dark:text-gray-300">{{ $client->users_count }}</td>
                                    <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-700 dark:text-gray-300">
                                        <a href="{{ route('admin.clients.show', $client->id) }}" class="inline-flex items-center px-4 py-2 bg-white dark:bg-gray-800 border border-gray-300 dark:border-gray-600 rounded-md font-medium text-sm text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-blue-500 dark:focus:ring-offset-gray-800 transition-colors duration-200 ease-in-out">View Dashboard</a>
                                    </td>
                                </tr>
                                @endforeach
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
            
            <div class="bg-white dark:bg-gray-800 overflow-hidden shadow-sm rounded-lg border border-gray-200 dark:border-gray-700">
                <div class="p-6">
                    <h2 class="text-xl font-semibold text-gray-800 dark:text-gray-200 mb-4">Most Active Clients</h2>
                    <div class="overflow-x-auto">
                        <table class="min-w-full divide-y divide-gray-200 dark:divide-gray-700">
                            <thead class="bg-gray-50 dark:bg-gray-800">
                                <tr>
                                    <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">Client</th>
                                    <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">Events</th>
                                    <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">Actions</th>
                                </tr>
                            </thead>
                            <tbody class="bg-white dark:bg-gray-900 divide-y divide-gray-200 dark:divide-gray-700">
                                @foreach($activeClients as $client)
                                <tr class="hover:bg-gray-50 dark:hover:bg-gray-800">
                                    <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-700 dark:text-gray-300">{{ $client->name }}</td>
                                    <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-700 dark:text-gray-300">{{ $client->events_count }}</td>
                                    <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-700 dark:text-gray-300">
                                        <a href="{{ route('admin.clients.show', $client->id) }}" class="inline-flex items-center px-4 py-2 bg-white dark:bg-gray-800 border border-gray-300 dark:border-gray-600 rounded-md font-medium text-sm text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-blue-500 dark:focus:ring-offset-gray-800 transition-colors duration-200 ease-in-out">View Dashboard</a>
                                    </td>
                                </tr>
                                @endforeach
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
@endsection
@push('scripts')
<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
<script>
    document.addEventListener('DOMContentLoaded', function() {
        const ctx = document.getElementById('clientRegistrationsChart').getContext('2d');
        
        // Data from the controller
        const clientRegistrationsData = @json($clientRegistrationsData);
        
        new Chart(ctx, {
            type: 'bar',
            data: {
                labels: clientRegistrationsData.labels,
                datasets: [{
                    label: 'New Clients',
                    data: clientRegistrationsData.data,
                    backgroundColor: 'rgba(59, 130, 246, 0.5)',
                    borderColor: 'rgb(59, 130, 246)',
                    borderWidth: 1
                }]
            },
            options: {
                responsive: true,
                maintainAspectRatio: false,
                scales: {
                    y: {
                        beginAtZero: true,
                        ticks: {
                            precision: 0
                        }
                    }
                }
            }
        });
    });
</script>
@endpush