@extends('layouts.app')

@section('content')
<div class="p-6">
    <!-- Header -->
    <div class="mb-8 flex items-center justify-between">
        <div>
            <h1 class="text-3xl font-bold mb-2" style="color: #404040;">Panel de Indicadores</h1>
            <p class="text-gray-600">Estadísticas y métricas de solicitudes</p>
        </div>
    </div>

    <!-- Filtros y Exportación -->
    <div class="bg-white rounded-2xl shadow-lg p-6 mb-8">
        <div class="flex items-center justify-between mb-4">
            <h3 class="text-lg font-bold" style="color: #404040;">
                <svg class="w-5 h-5 inline mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M3 4a1 1 0 011-1h16a1 1 0 011 1v2.586a1 1 0 01-.293.707l-6.414 6.414a1 1 0 00-.293.707V17l-4 4v-6.586a1 1 0 00-.293-.707L3.293 7.293A1 1 0 013 6.586V4z"></path>
                </svg>
                Filtros y Exportación
            </h3>
        </div>

        <form id="filterForm" class="grid grid-cols-1 md:grid-cols-5 gap-4">
            <!-- Búsqueda por Radicado -->
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">Buscar por Radicado</label>
                <div class="flex gap-2">
                    <input type="text" name="ticket_number" id="ticketNumberFilter" placeholder="Ej: CRM_000001" value="{{ $ticketNumber ?? '' }}" class="flex-1 px-4 py-2.5 bg-gray-50 border border-gray-300 rounded-xl text-gray-900 focus:ring-2 focus:border-transparent transition-all">
                    <button type="button" onclick="searchTickets()" class="px-4 py-2.5 rounded-xl font-semibold text-white" style="background-color: #ebe300; color: #404040;">
                        <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"></path>
                        </svg>
                    </button>
                </div>
            </div>

            <!-- Filtro por Estado -->
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">Estado</label>
                <select name="status" id="statusFilter" class="w-full px-4 py-2.5 bg-gray-50 border border-gray-300 rounded-xl text-gray-900 focus:ring-2 focus:border-transparent transition-all" style="focus:ring-color: #ebe300;">
                    <option value="">Todos los estados</option>
                    @foreach($statuses as $status)
                        <option value="{{ $status->id }}">{{ $status->name }}</option>
                    @endforeach
                </select>
            </div>

            <!-- Filtro por Prioridad -->
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">Prioridad</label>
                <select name="priority" id="priorityFilter" class="w-full px-4 py-2.5 bg-gray-50 border border-gray-300 rounded-xl text-gray-900 focus:ring-2 focus:border-transparent transition-all">
                    <option value="">Todas las prioridades</option>
                    @foreach($priorities as $priority)
                        <option value="{{ $priority->id }}">{{ $priority->name }}</option>
                    @endforeach
                </select>
            </div>

            <!-- Fecha Desde -->
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">Desde</label>
                <input type="date" name="date_from" id="dateFrom" class="w-full px-4 py-2.5 bg-gray-50 border border-gray-300 rounded-xl text-gray-900 focus:ring-2 focus:border-transparent transition-all">
            </div>

            <!-- Fecha Hasta -->
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">Hasta</label>
                <input type="date" name="date_to" id="dateTo" class="w-full px-4 py-2.5 bg-gray-50 border border-gray-300 rounded-xl text-gray-900 focus:ring-2 focus:border-transparent transition-all">
            </div>
        </form>

        <!-- Botones de Exportación -->
        <div class="flex flex-wrap items-center gap-3 mt-6 pt-6 border-t border-gray-200">
            <div class="flex-1">
                <p class="text-sm font-semibold text-gray-700 mb-2">Exportar Resumen:</p>
                <div class="flex gap-2">
                    <button onclick="exportExcel()" class="flex items-center gap-2 px-5 py-2.5 rounded-xl font-semibold text-white shadow-lg hover:shadow-xl transition-all" style="background-color: #404040;">
                        <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 10v6m0 0l-3-3m3 3l3-3m2 8H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z"></path>
                        </svg>
                        Exportar a Excel
                    </button>

                    <!-- <button onclick="exportCsv()" class="flex items-center gap-2 px-5 py-2.5 bg-white border-2 rounded-xl font-semibold hover:bg-gray-50 transition-all" style="border-color: #404040; color: #404040;">
                        <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z"></path>
                        </svg>
                        Exportar a CSV
                    </button> -->
                </div>
            </div>

            @if($ticketNumberExists)
            <div class="flex-1">
                <p class="text-sm font-semibold text-gray-700 mb-2">Exportar Detallado (con Trazabilidad y Comentarios):</p>
                <div class="flex gap-2">
                    <button onclick="exportDetailedExcel()" class="flex items-center gap-2 px-5 py-2.5 rounded-xl font-semibold text-white shadow-lg hover:shadow-xl transition-all" style="background-color: #ebe300; color: #404040;">
                        <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"></path>
                        </svg>
                        Exportar Detallado (Excel)
                    </button>

                    <!-- <button onclick="exportDetailedCsv()" class="flex items-center gap-2 px-5 py-2.5 bg-yellow-50 border-2 rounded-xl font-semibold hover:bg-yellow-100 transition-all" style="border-color: #ebe300; color: #404040;">
                        <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"></path>
                        </svg>
                        Exportar Detallado (CSV)
                    </button> -->
                </div>
            </div>
            @endif

            <button onclick="clearFilters()" class="flex items-center gap-2 px-5 py-2.5 bg-gray-200 text-gray-700 rounded-xl font-semibold hover:bg-gray-300 transition-all">
                <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"></path>
                </svg>
                Limpiar Filtros
            </button>
        </div>
    </div>

    <!-- KPI Cards Grid -->
    <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4 gap-6 mb-8">

        <!-- Total Solicitudes -->
        <div class="bg-white rounded-2xl shadow-lg p-6 border-l-4 hover:shadow-xl transition-all" style="border-color: #ebe300;">
            <div class="flex items-center justify-between mb-4">
                <div class="w-12 h-12 rounded-xl flex items-center justify-center" style="background-color: #ebe300;">
                    <svg class="w-6 h-6" style="color: #404040;" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z"></path>
                    </svg>
                </div>
            </div>
            <h3 class="text-gray-600 text-sm font-semibold mb-1">Total Solicitudes</h3>
            <p class="text-3xl font-bold" style="color: #404040;">{{ $totalTickets ?? 0 }}</p>
        </div>

        <!-- Recibidas -->
        <div class="bg-white rounded-2xl shadow-lg p-6 border-l-4 border-gray-400 hover:shadow-xl transition-all">
            <div class="flex items-center justify-between mb-4">
                <div class="w-12 h-12 rounded-xl bg-gray-100 flex items-center justify-center">
                    <svg class="w-6 h-6 text-gray-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M3 8l7.89 5.26a2 2 0 002.22 0L21 8M5 19h14a2 2 0 002-2V7a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z"></path>
                    </svg>
                </div>
            </div>
            <h3 class="text-gray-600 text-sm font-semibold mb-1">Recibidas</h3>
            <p class="text-3xl font-bold text-gray-700">{{ $statusCounts['Recibida'] ?? 0 }}</p>
        </div>

        <!-- En Revisión Técnica -->
        <div class="bg-white rounded-2xl shadow-lg p-6 border-l-4 border-blue-400 hover:shadow-xl transition-all">
            <div class="flex items-center justify-between mb-4">
                <div class="w-12 h-12 rounded-xl bg-blue-100 flex items-center justify-center">
                    <svg class="w-6 h-6 text-blue-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4"></path>
                    </svg>
                </div>
            </div>
            <h3 class="text-gray-600 text-sm font-semibold mb-1">En Revisión Técnica</h3>
            <p class="text-3xl font-bold text-blue-700">{{ $statusCounts['En revisión técnica'] ?? 0 }}</p>
        </div>

        <!-- En Evaluación del Comité -->
        <div class="bg-white rounded-2xl shadow-lg p-6 border-l-4 border-purple-400 hover:shadow-xl transition-all">
            <div class="flex items-center justify-between mb-4">
                <div class="w-12 h-12 rounded-xl bg-purple-100 flex items-center justify-center">
                    <svg class="w-6 h-6 text-purple-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M17 20h5v-2a3 3 0 00-5.356-1.857M17 20H7m10 0v-2c0-.656-.126-1.283-.356-1.857M7 20H2v-2a3 3 0 015.356-1.857M7 20v-2c0-.656.126-1.283.356-1.857m0 0a5.002 5.002 0 019.288 0M15 7a3 3 0 11-6 0 3 3 0 016 0zm6 3a2 2 0 11-4 0 2 2 0 014 0zM7 10a2 2 0 11-4 0 2 2 0 014 0z"></path>
                    </svg>
                </div>
            </div>
            <h3 class="text-gray-600 text-sm font-semibold mb-1">En Evaluación del Comité</h3>
            <p class="text-3xl font-bold text-purple-700">{{ $statusCounts['En evaluación del comité'] ?? 0 }}</p>
        </div>

        <!-- Aprobada / Pendiente de Presupuesto -->
        <div class="bg-white rounded-2xl shadow-lg p-6 border-l-4 border-indigo-400 hover:shadow-xl transition-all">
            <div class="flex items-center justify-between mb-4">
                <div class="w-12 h-12 rounded-xl bg-indigo-100 flex items-center justify-center">
                    <svg class="w-6 h-6 text-indigo-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 8c-1.657 0-3 .895-3 2s1.343 2 3 2 3 .895 3 2-1.343 2-3 2m0-8c1.11 0 2.08.402 2.599 1M12 8V7m0 1v8m0 0v1m0-1c-1.11 0-2.08-.402-2.599-1M21 12a9 9 0 11-18 0 9 9 0 0118 0z"></path>
                    </svg>
                </div>
            </div>
            <h3 class="text-gray-600 text-sm font-semibold mb-1">Aprobada / Pendiente Presupuesto</h3>
            <p class="text-3xl font-bold text-indigo-700">{{ $statusCounts['Aprobada / Pendiente de presupuesto'] ?? 0 }}</p>
        </div>

        <!-- En Desarrollo -->
        <div class="bg-white rounded-2xl shadow-lg p-6 border-l-4 border-yellow-400 hover:shadow-xl transition-all">
            <div class="flex items-center justify-between mb-4">
                <div class="w-12 h-12 rounded-xl bg-yellow-100 flex items-center justify-center">
                    <svg class="w-6 h-6 text-yellow-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 20l4-16m4 4l4 4-4 4M6 16l-4-4 4-4"></path>
                    </svg>
                </div>
            </div>
            <h3 class="text-gray-600 text-sm font-semibold mb-1">En Desarrollo</h3>
            <p class="text-3xl font-bold text-yellow-700">{{ $statusCounts['En desarrollo'] ?? 0 }}</p>
        </div>

        <!-- En Pruebas -->
        <div class="bg-white rounded-2xl shadow-lg p-6 border-l-4 border-orange-400 hover:shadow-xl transition-all">
            <div class="flex items-center justify-between mb-4">
                <div class="w-12 h-12 rounded-xl bg-orange-100 flex items-center justify-center">
                    <svg class="w-6 h-6 text-orange-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"></path>
                    </svg>
                </div>
            </div>
            <h3 class="text-gray-600 text-sm font-semibold mb-1">En Pruebas</h3>
            <p class="text-3xl font-bold text-orange-700">{{ $statusCounts['En pruebas'] ?? 0 }}</p>
        </div>

        <!-- En Confirmación del Comité -->
        <div class="bg-white rounded-2xl shadow-lg p-6 border-l-4 border-pink-400 hover:shadow-xl transition-all">
            <div class="flex items-center justify-between mb-4">
                <div class="w-12 h-12 rounded-xl bg-pink-100 flex items-center justify-center">
                    <svg class="w-6 h-6 text-pink-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2"></path>
                    </svg>
                </div>
            </div>
            <h3 class="text-gray-600 text-sm font-semibold mb-1">En Confirmación del Comité</h3>
            <p class="text-3xl font-bold text-pink-700">{{ $statusCounts['En confirmación del comité'] ?? 0 }}</p>
        </div>

        <!-- Cerradas -->
        <div class="bg-white rounded-2xl shadow-lg p-6 border-l-4 border-green-400 hover:shadow-xl transition-all">
            <div class="flex items-center justify-between mb-4">
                <div class="w-12 h-12 rounded-xl bg-green-100 flex items-center justify-center">
                    <svg class="w-6 h-6 text-green-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"></path>
                    </svg>
                </div>
            </div>
            <h3 class="text-gray-600 text-sm font-semibold mb-1">Cerradas</h3>
            <p class="text-3xl font-bold text-green-700">{{ $statusCounts['Cerrada'] ?? 0 }}</p>
        </div>

        <!-- Rechazadas / En Espera -->
        <div class="bg-white rounded-2xl shadow-lg p-6 border-l-4 border-red-400 hover:shadow-xl transition-all">
            <div class="flex items-center justify-between mb-4">
                <div class="w-12 h-12 rounded-xl bg-red-100 flex items-center justify-center">
                    <svg class="w-6 h-6 text-red-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"></path>
                    </svg>
                </div>
            </div>
            <h3 class="text-gray-600 text-sm font-semibold mb-1">Rechazadas / En Espera</h3>
            <p class="text-3xl font-bold text-red-700">{{ $statusCounts['Rechazada / En espera'] ?? 0 }}</p>
        </div>
    </div>

    <!-- Charts Section -->
    <div class="grid grid-cols-1 lg:grid-cols-2 gap-6">
        <!-- Status Distribution Chart -->
        <div class="bg-white rounded-2xl shadow-lg p-6">
            <h2 class="text-xl font-bold mb-6" style="color: #404040;">Distribución por Estado</h2>
            <canvas id="statusChart" class="max-h-80"></canvas>
        </div>

        <!-- Recent Activity -->
        <div class="bg-white rounded-2xl shadow-lg p-6">
            <h2 class="text-xl font-bold mb-6" style="color: #404040;">Actividad Reciente</h2>
            <div class="space-y-4">
                @forelse($recentTickets ?? [] as $ticket)
                <div class="flex items-start gap-3 p-3 bg-gray-50 rounded-lg">
                    <div class="w-2 h-2 rounded-full mt-2" style="background-color: #ebe300;"></div>
                    <div class="flex-1">
                        <p class="font-semibold text-sm" style="color: #404040;">{{ $ticket->ticket_number }}</p>
                        <p class="text-sm text-gray-600">{{ $ticket->description }}</p>
                        <p class="text-xs text-gray-400 mt-1">{{ $ticket->created_at->diffForHumans() }}</p>
                    </div>
                </div>
                @empty
                <p class="text-gray-500 text-center py-8">No hay actividad reciente</p>
                @endforelse
            </div>
        </div>
    </div>
</div>

<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
<script>
const ctx = document.getElementById('statusChart');
new Chart(ctx, {
    type: 'doughnut',
    data: {
        labels: ['Recibida', 'En revisión técnica', 'En evaluación', 'Aprobada', 'En desarrollo', 'En pruebas', 'En confirmación', 'Cerrada', 'Rechazada'],
        datasets: [{
            data: [
                {{ $statusCounts['Recibida'] ?? 0 }},
                {{ $statusCounts['En revisión técnica'] ?? 0 }},
                {{ $statusCounts['En evaluación del comité'] ?? 0 }},
                {{ $statusCounts['Aprobada / Pendiente de presupuesto'] ?? 0 }},
                {{ $statusCounts['En desarrollo'] ?? 0 }},
                {{ $statusCounts['En pruebas'] ?? 0 }},
                {{ $statusCounts['En confirmación del comité'] ?? 0 }},
                {{ $statusCounts['Cerrada'] ?? 0 }},
                {{ $statusCounts['Rechazada / En espera'] ?? 0 }}
            ],
            backgroundColor: ['#9ca3af', '#3b82f6', '#a855f7', '#6366f1', '#eab308', '#f97316', '#ec4899', '#22c55e', '#ef4444']
        }]
    },
    options: {
        responsive: true,
        maintainAspectRatio: true,
        plugins: {
            legend: { position: 'bottom' }
        }
    }
});

// Funciones de exportación
function getFilters() {
    return {
        status: document.getElementById('statusFilter').value,
        priority: document.getElementById('priorityFilter').value,
        date_from: document.getElementById('dateFrom').value,
        date_to: document.getElementById('dateTo').value,
        ticket_number: document.getElementById('ticketNumberFilter').value
    };
}

function buildQueryString(filters) {
    const params = new URLSearchParams();
    for (const [key, value] of Object.entries(filters)) {
        if (value) {
            params.append(key, value);
        }
    }
    return params.toString();
}

function searchTickets() {
    const ticketNumber = document.getElementById('ticketNumberFilter').value;
    if (ticketNumber.trim() === '') {
        alert('Por favor ingresa un número de radicado para buscar');
        return;
    }
    // Redirigir a analytics con el parámetro ticket_number
    window.location.href = '{{ route("tickets.analytics") }}?ticket_number=' + encodeURIComponent(ticketNumber);
}

function exportExcel() {
    const filters = getFilters();
    const queryString = buildQueryString(filters);
    window.location.href = '{{ route("tickets.export") }}' + (queryString ? '?' + queryString : '');
}

function exportCsv() {
    const filters = getFilters();
    const queryString = buildQueryString(filters);
    window.location.href = '{{ route("tickets.exportCsv") }}' + (queryString ? '?' + queryString : '');
}

function exportDetailedExcel() {
    const filters = getFilters();
    const queryString = buildQueryString(filters);
    window.location.href = '{{ route("tickets.exportDetailed") }}' + (queryString ? '?' + queryString : '');
}

function exportDetailedCsv() {
    const filters = getFilters();
    const queryString = buildQueryString(filters);
    window.location.href = '{{ route("tickets.exportDetailedCsv") }}' + (queryString ? '?' + queryString : '');
}

function clearFilters() {
    document.getElementById('statusFilter').value = '';
    document.getElementById('priorityFilter').value = '';
    document.getElementById('dateFrom').value = '';
    document.getElementById('dateTo').value = '';
    document.getElementById('ticketNumberFilter').value = '';
    // Redirigir a analytics sin parámetros
    window.location.href = '{{ route("tickets.analytics") }}';
}
</script>
@endsection