@extends('layouts.app')

@section('title', 'Complaint Statistics')

@section('content')
<div class="container-fluid py-4">
    <div class="row">
        <div class="col-12">
            <div class="card">
                <div class="card-header">
                    <h4 class="mb-0">Complaint Statistics</h4>
                </div>
                <div class="card-body">
                    <!-- Summary Cards -->
                    <div class="row mb-4">
                        <div class="col-xl-3 col-md-6 mb-4">
                            <div class="card border-left-primary shadow h-100 py-2">
                                <div class="card-body">
                                    <div class="row no-gutters align-items-center">
                                        <div class="col mr-2">
                                            <div class="text-xs font-weight-bold text-primary text-uppercase mb-1">
                                                Total Tickets</div>
                                            <div class="h5 mb-0 font-weight-bold text-gray-800">{{ $totalTickets }}</div>
                                        </div>
                                        <div class="col-auto">
                                            <i class="fas fa-ticket-alt fa-2x text-gray-300"></i>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>

                        <div class="col-xl-3 col-md-6 mb-4">
                            <div class="card border-left-warning shadow h-100 py-2">
                                <div class="card-body">
                                    <div class="row no-gutters align-items-center">
                                        <div class="col mr-2">
                                            <div class="text-xs font-weight-bold text-warning text-uppercase mb-1">
                                                Open Tickets</div>
                                            <div class="h5 mb-0 font-weight-bold text-gray-800">{{ $openTickets }}</div>
                                        </div>
                                        <div class="col-auto">
                                            <i class="fas fa-clock fa-2x text-gray-300"></i>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>

                        <div class="col-xl-3 col-md-6 mb-4">
                            <div class="card border-left-info shadow h-100 py-2">
                                <div class="card-body">
                                    <div class="row no-gutters align-items-center">
                                        <div class="col mr-2">
                                            <div class="text-xs font-weight-bold text-info text-uppercase mb-1">
                                                In Progress</div>
                                            <div class="h5 mb-0 font-weight-bold text-gray-800">{{ $inProgressTickets }}</div>
                                        </div>
                                        <div class="col-auto">
                                            <i class="fas fa-spinner fa-2x text-gray-300"></i>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>

                        <div class="col-xl-3 col-md-6 mb-4">
                            <div class="card border-left-success shadow h-100 py-2">
                                <div class="card-body">
                                    <div class="row no-gutters align-items-center">
                                        <div class="col mr-2">
                                            <div class="text-xs font-weight-bold text-success text-uppercase mb-1">
                                                Resolved</div>
                                            <div class="h5 mb-0 font-weight-bold text-gray-800">{{ $resolvedTickets }}</div>
                                        </div>
                                        <div class="col-auto">
                                            <i class="fas fa-check-circle fa-2x text-gray-300"></i>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Charts Row -->
                    <div class="row">
                        <!-- Priority Distribution -->
                        <div class="col-lg-6 mb-4">
                            <div class="card">
                                <div class="card-header">
                                    <h6 class="mb-0">Priority Distribution</h6>
                                </div>
                                <div class="card-body">
                                    @if($priorityStats->count() > 0)
                                    <div class="chart-container" style="height: 300px;">
                                        <canvas id="priorityChart"></canvas>
                                    </div>
                                    @else
                                    <div class="text-center text-muted py-4">
                                        <i class="fas fa-chart-pie fa-2x mb-2"></i>
                                        <p>No data available for priority distribution</p>
                                    </div>
                                    @endif
                                </div>
                            </div>
                        </div>

                        <!-- Category Distribution -->
                        <div class="col-lg-6 mb-4">
                            <div class="card">
                                <div class="card-header">
                                    <h6 class="mb-0">Category Distribution</h6>
                                </div>
                                <div class="card-body">
                                    @if($categoryStats->count() > 0)
                                    <div class="chart-container" style="height: 300px;">
                                        <canvas id="categoryChart"></canvas>
                                    </div>
                                    @else
                                    <div class="text-center text-muted py-4">
                                        <i class="fas fa-chart-bar fa-2x mb-2"></i>
                                        <p>No data available for category distribution</p>
                                    </div>
                                    @endif
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Status Overview -->
                    <div class="row">
                        <div class="col-12">
                            <div class="card">
                                <div class="card-header">
                                    <h6 class="mb-0">Status Overview</h6>
                                </div>
                                <div class="card-body">
                                    <div class="table-responsive">
                                        <table class="table table-bordered">
                                            <thead>
                                                <tr>
                                                    <th>Status</th>
                                                    <th>Count</th>
                                                    <th>Percentage</th>
                                                    <th>Progress</th>
                                                </tr>
                                            </thead>
                                            <tbody>
                                                @php
                                                    $statuses = [
                                                        'open' => $openTickets,
                                                        'in_progress' => $inProgressTickets,
                                                        'resolved' => $resolvedTickets,
                                                        'closed' => $closedTickets
                                                    ];
                                                    $total = $totalTickets;
                                                @endphp
                                                
                                                @foreach($statuses as $status => $count)
                                                @php
                                                    $percentage = $total > 0 ? round(($count / $total) * 100, 2) : 0;
                                                    $colorClass = [
                                                        'open' => 'bg-warning',
                                                        'in_progress' => 'bg-info',
                                                        'resolved' => 'bg-success',
                                                        'closed' => 'bg-secondary'
                                                    ][$status];
                                                @endphp
                                                <tr>
                                                    <td>
                                                        <span class="badge {{ $colorClass }}">
                                                            {{ ucfirst(str_replace('_', ' ', $status)) }}
                                                        </span>
                                                    </td>
                                                    <td>{{ $count }}</td>
                                                    <td>{{ $percentage }}%</td>
                                                    <td>
                                                        <div class="progress" style="height: 20px;">
                                                            <div class="progress-bar {{ $colorClass }}" 
                                                                 role="progressbar" 
                                                                 style="width: {{ $percentage }}%" 
                                                                 aria-valuenow="{{ $percentage }}" 
                                                                 aria-valuemin="0" 
                                                                 aria-valuemax="100">
                                                                {{ $percentage }}%
                                                            </div>
                                                        </div>
                                                    </td>
                                                </tr>
                                                @endforeach
                                            </tbody>
                                        </table>
                                    </div>
                                </div>
                            </div>
                        </div>
    </div>
</div>
@endsection

@section('scripts')
<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
<script>
    document.addEventListener('DOMContentLoaded', function() {
        // Priority Chart
        @if($priorityStats->count() > 0)
        const priorityCtx = document.getElementById('priorityChart').getContext('2d');
        const priorityChart = new Chart(priorityCtx, {
            type: 'pie',
            data: {
                labels: {!! json_encode($priorityStats->keys()->map(fn($key) => ucfirst($key))->toArray()) !!},
                datasets: [{
                    data: {!! json_encode($priorityStats->values()->toArray()) !!},
                    backgroundColor: [
                        '#28a745', // Low - Green
                        '#007bff', // Normal - Blue
                        '#dc3545'  // High - Red
                    ]
                }]
            },
            options: {
                responsive: true,
                maintainAspectRatio: false,
                plugins: {
                    legend: {
                        position: 'bottom'
                    }
                }
            }
        });
        @endif

        // Category Chart
        @if($categoryStats->count() > 0)
        const categoryCtx = document.getElementById('categoryChart').getContext('2d');
        const categoryChart = new Chart(categoryCtx, {
            type: 'bar',
            data: {
                labels: {!! json_encode($categoryStats->keys()->toArray()) !!},
                datasets: [{
                    label: 'Number of Tickets',
                    data: {!! json_encode($categoryStats->values()->toArray()) !!},
                    backgroundColor: '#17a2b8'
                }]
            },
            options: {
                responsive: true,
                maintainAspectRatio: false,
                scales: {
                    y: {
                        beginAtZero: true,
                        ticks: {
                            stepSize: 1
                        }
                    }
                }
            }
        });
        @endif
    });
</script>
@endsection