@extends('layouts.app')

@section('title', 'Reporte de Compras')

@section('content')
<div class="container-fluid py-4">
    <!-- Header -->
    <div class="d-flex justify-content-between align-items-center mb-4">
        <div>
            <h1 class="h3 mb-1 text-dark">
                <i class="fas fa-shopping-bag me-2 text-primary"></i>Reporte de Compras
            </h1>
            <p class="text-muted mb-0 small">Análisis detallado de las compras y gastos del sistema</p>
        </div>
        <div class="d-flex gap-2">
            <a href="{{ route('admin.reports.export-pdf', 'purchases') }}" class="btn btn-danger btn-sm">
                <i class="fas fa-file-pdf me-2"></i>Exportar PDF
            </a>
            <a href="{{ route('admin.reports.export-excel', 'purchases') }}" class="btn btn-success btn-sm">
                <i class="fas fa-file-excel me-2"></i>Exportar Excel
            </a>
            <a href="{{ route('admin.reports.index') }}" class="btn btn-secondary btn-sm">
                <i class="fas fa-arrow-left me-2"></i>Volver
            </a>
        </div>
    </div>

    <!-- Estadísticas -->
    <div class="row g-3 mb-4">
        <div class="col-xl-3 col-md-6">
            <div class="stat-card stat-card-info">
                <div class="stat-card-icon">
                    <i class="fas fa-file-invoice"></i>
                </div>
                <div class="stat-card-content">
                    <div class="stat-card-label">Total Facturas</div>
                    <div class="stat-card-value">{{ number_format($stats['total_invoices'] ?? 0) }}</div>
                </div>
            </div>
        </div>
        <div class="col-xl-3 col-md-6">
            <div class="stat-card stat-card-success">
                <div class="stat-card-icon">
                    <i class="fas fa-dollar-sign"></i>
                </div>
                <div class="stat-card-content">
                    <div class="stat-card-label">Monto Total</div>
                    <div class="stat-card-value">${{ number_format($stats['total_amount'] ?? 0, 2) }}</div>
                </div>
            </div>
        </div>
        <div class="col-xl-3 col-md-6">
            <div class="stat-card stat-card-primary">
                <div class="stat-card-icon">
                    <i class="fas fa-check-circle"></i>
                </div>
                <div class="stat-card-content">
                    <div class="stat-card-label">Monto Pagado</div>
                    <div class="stat-card-value">${{ number_format($stats['total_paid'] ?? 0, 2) }}</div>
                </div>
            </div>
        </div>
        <div class="col-xl-3 col-md-6">
            <div class="stat-card stat-card-warning">
                <div class="stat-card-icon">
                    <i class="fas fa-clock"></i>
                </div>
                <div class="stat-card-content">
                    <div class="stat-card-label">Monto Pendiente</div>
                    <div class="stat-card-value">${{ number_format($stats['total_due'] ?? 0, 2) }}</div>
                </div>
            </div>
        </div>
    </div>

    <!-- Filtros -->
    <div class="card shadow-sm border-0 mb-4">
        <div class="card-header bg-white border-bottom py-3">
            <button class="btn btn-link text-dark text-decoration-none p-0 w-100 text-start" type="button" 
                    data-bs-toggle="collapse" data-bs-target="#filtersCollapse" aria-expanded="true" aria-controls="filtersCollapse">
                <h5 class="mb-0">
                    <i class="fas fa-filter me-2 text-primary"></i>Filtros de Búsqueda
                    <i class="fas fa-chevron-down float-end mt-1"></i>
                </h5>
            </button>
        </div>
        <div class="collapse show" id="filtersCollapse">
            <div class="card-body">
                <form method="GET" action="{{ route('admin.reports.purchases') }}">
                    <div class="row g-3">
                        <div class="col-md-3">
                            <label for="date_from" class="form-label fw-semibold">Fecha Desde</label>
                            <input type="date" name="date_from" id="date_from" class="form-control" 
                                   value="{{ request('date_from') }}">
                        </div>
                        <div class="col-md-3">
                            <label for="date_to" class="form-label fw-semibold">Fecha Hasta</label>
                            <input type="date" name="date_to" id="date_to" class="form-control" 
                                   value="{{ request('date_to') }}">
                        </div>
                        <div class="col-md-3">
                            <label for="supplier_id" class="form-label fw-semibold">Proveedor</label>
                            <select name="supplier_id" id="supplier_id" class="form-select">
                                <option value="">Todos los proveedores</option>
                                @foreach($suppliers as $supplier)
                                    <option value="{{ $supplier->id }}" {{ request('supplier_id') == $supplier->id ? 'selected' : '' }}>
                                        {{ $supplier->business_name }}
                                    </option>
                                @endforeach
                            </select>
                        </div>
                        <div class="col-md-3">
                            <label for="status" class="form-label fw-semibold">Estado</label>
                            <select name="status" id="status" class="form-select">
                                <option value="">Todos los estados</option>
                                <option value="draft" {{ request('status') == 'draft' ? 'selected' : '' }}>Borrador</option>
                                <option value="pending" {{ request('status') == 'pending' ? 'selected' : '' }}>Pendiente</option>
                                <option value="received" {{ request('status') == 'received' ? 'selected' : '' }}>Recibida</option>
                                <option value="processed" {{ request('status') == 'processed' ? 'selected' : '' }}>Procesada</option>
                                <option value="cancelled" {{ request('status') == 'cancelled' ? 'selected' : '' }}>Cancelada</option>
                            </select>
                        </div>
                        <div class="col-md-3 d-flex align-items-end gap-2">
                            <button type="submit" class="btn btn-primary">
                                <i class="fas fa-search me-1"></i>Filtrar
                            </button>
                            <a href="{{ route('admin.reports.purchases') }}" class="btn btn-secondary">
                                <i class="fas fa-times me-1"></i>Limpiar
                            </a>
                        </div>
                    </div>
                </form>
            </div>
        </div>
    </div>

    <!-- Tabla de Compras -->
    <div class="card shadow-sm border-0">
        <div class="card-header bg-white border-bottom py-3">
            <h5 class="mb-0 text-dark">
                <i class="fas fa-list me-2 text-primary"></i>Facturas de Compra
            </h5>
        </div>
        <div class="card-body p-0">
            <div class="table-responsive">
                <table class="table table-hover align-middle mb-0">
                    <thead class="table-light">
                        <tr>
                            <th class="border-0 ps-4">N° Factura</th>
                            <th class="border-0">Proveedor</th>
                            <th class="border-0">Fecha</th>
                            <th class="border-0 text-end">Subtotal</th>
                            <th class="border-0 text-end">Impuestos</th>
                            <th class="border-0 text-end">Total</th>
                            <th class="border-0 text-end">Pagado</th>
                            <th class="border-0 text-end">Pendiente</th>
                            <th class="border-0">Estado</th>
                            <th class="border-0 text-center pe-4">Acciones</th>
                        </tr>
                    </thead>
                    <tbody>
                        @forelse($invoices as $invoice)
                            <tr class="table-row-hover">
                                <td class="ps-4">
                                    <span class="badge bg-primary bg-opacity-10 text-primary fw-bold">{{ $invoice->invoice_number }}</span>
                                    @if($invoice->reference_number)
                                        <br><small class="text-muted">{{ $invoice->reference_number }}</small>
                                    @endif
                                </td>
                                <td>
                                    @if($invoice->supplier)
                                        <div>
                                            <div class="fw-semibold text-dark mb-1" style="max-width: 200px;" title="{{ $invoice->supplier->business_name }}">
                                                {{ Str::limit($invoice->supplier->business_name, 30) }}
                                            </div>
                                            @if($invoice->supplier->contact_name)
                                                <small class="text-muted d-block">
                                                    <i class="fas fa-user-tie me-1"></i>{{ Str::limit($invoice->supplier->contact_name, 25) }}
                                                </small>
                                            @endif
                                        </div>
                                    @else
                                        <span class="text-muted">N/A</span>
                                    @endif
                                </td>
                                <td>
                                    <span class="text-muted">{{ $invoice->invoice_date ? $invoice->invoice_date->format('d/m/Y') : 'N/A' }}</span>
                                </td>
                                <td class="text-end">
                                    <span class="fw-semibold text-dark">${{ number_format($invoice->subtotal ?? 0, 2) }}</span>
                                </td>
                                <td class="text-end">
                                    <span class="fw-semibold text-info">${{ number_format($invoice->tax_amount ?? 0, 2) }}</span>
                                </td>
                                <td class="text-end">
                                    <span class="fw-bold text-success">${{ number_format($invoice->total_amount ?? 0, 2) }}</span>
                                </td>
                                <td class="text-end">
                                    <span class="fw-semibold text-primary">${{ number_format($invoice->amount_paid ?? 0, 2) }}</span>
                                </td>
                                <td class="text-end">
                                    <span class="fw-semibold text-warning">${{ number_format($invoice->amount_due ?? 0, 2) }}</span>
                                </td>
                                <td>
                                    @php
                                        $statusConfig = [
                                            'draft' => ['class' => 'secondary', 'icon' => 'edit', 'label' => 'Borrador'],
                                            'pending' => ['class' => 'warning', 'icon' => 'clock', 'label' => 'Pendiente'],
                                            'received' => ['class' => 'info', 'icon' => 'inbox', 'label' => 'Recibida'],
                                            'processed' => ['class' => 'success', 'icon' => 'check-circle', 'label' => 'Procesada'],
                                            'cancelled' => ['class' => 'danger', 'icon' => 'times-circle', 'label' => 'Cancelada']
                                        ];
                                        $status = $statusConfig[$invoice->status] ?? ['class' => 'secondary', 'icon' => 'circle', 'label' => ucfirst($invoice->status)];
                                    @endphp
                                    <span class="badge bg-{{ $status['class'] }} px-3 py-2">
                                        <i class="fas fa-{{ $status['icon'] }} me-1"></i>{{ $status['label'] }}
                                    </span>
                                </td>
                                <td class="text-center pe-4">
                                    <div class="btn-group btn-group-sm" role="group">
                                        <a href="{{ route('admin.purchases.invoices.show', $invoice) }}" 
                                           class="btn btn-info text-white" title="Ver detalles">
                                            <i class="fas fa-eye"></i>
                                        </a>
                                        <a href="{{ route('admin.purchases.invoices.edit', $invoice) }}" 
                                           class="btn btn-primary text-white" title="Editar">
                                            <i class="fas fa-edit"></i>
                                        </a>
                                    </div>
                                </td>
                            </tr>
                        @empty
                            <tr>
                                <td colspan="10" class="text-center py-5">
                                    <div class="empty-state">
                                        <i class="fas fa-shopping-bag fa-4x text-muted mb-3"></i>
                                        <h5 class="text-muted">No hay facturas de compra registradas</h5>
                                        <p class="text-muted mb-0">Las facturas de compra aparecerán aquí</p>
                                    </div>
                                </td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
        </div>
        @if($invoices->hasPages())
            <div class="card-footer bg-white border-top py-3">
                <div class="d-flex justify-content-center">
                    {{ $invoices->appends(request()->query())->links() }}
                </div>
            </div>
        @endif
    </div>
</div>

@push('styles')
<style>
    /* Estilos para las tarjetas de estadísticas */
    .stat-card {
        background: white;
        border-radius: 12px;
        padding: 1.5rem;
        display: flex;
        align-items: center;
        gap: 1rem;
        box-shadow: 0 2px 8px rgba(0,0,0,0.08);
        transition: all 0.3s ease;
        border-left: 4px solid;
        height: 100%;
    }

    .stat-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(0,0,0,0.12);
    }

    .stat-card-info {
        border-left-color: #17a2b8;
    }

    .stat-card-success {
        border-left-color: #28a745;
    }

    .stat-card-primary {
        border-left-color: #007bff;
    }

    .stat-card-warning {
        border-left-color: #ffc107;
    }

    .stat-card-icon {
        width: 60px;
        height: 60px;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.5rem;
        flex-shrink: 0;
    }

    .stat-card-info .stat-card-icon {
        background: rgba(23, 162, 184, 0.1);
        color: #17a2b8;
    }

    .stat-card-success .stat-card-icon {
        background: rgba(40, 167, 69, 0.1);
        color: #28a745;
    }

    .stat-card-primary .stat-card-icon {
        background: rgba(0, 123, 255, 0.1);
        color: #007bff;
    }

    .stat-card-warning .stat-card-icon {
        background: rgba(255, 193, 7, 0.1);
        color: #ffc107;
    }

    .stat-card-label {
        font-size: 0.875rem;
        color: #6c757d;
        font-weight: 500;
        margin-bottom: 0.25rem;
    }

    .stat-card-value {
        font-size: 1.75rem;
        font-weight: 700;
        color: #2c3e50;
        line-height: 1;
    }

    /* Estilos para la tabla */
    .table thead th {
        font-weight: 600;
        font-size: 0.875rem;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        color: #495057;
        padding: 1rem;
    }

    .table tbody td {
        padding: 1rem;
        vertical-align: middle;
    }

    .table-row-hover {
        transition: background-color 0.2s ease;
    }

    .table-row-hover:hover {
        background-color: #f8f9fa;
    }

    .empty-state {
        padding: 2rem;
    }

    .card {
        border-radius: 12px;
        overflow: hidden;
    }

    .badge {
        font-weight: 500;
        letter-spacing: 0.3px;
    }

    .btn-info:hover,
    .btn-primary:hover {
        transform: translateY(-1px);
        box-shadow: 0 2px 6px rgba(0,0,0,0.15);
    }
</style>
@endpush
@endsection