@extends('layouts.app')

@section('title', 'Detalles de Factura de Compra')

@section('content')
<div class="container-fluid">
    <div class="row">
        <div class="col-12">
            <div class="card">
                <div class="card-header d-flex justify-content-between align-items-center">
                    <h3 class="card-title mb-0">
                        <i class="fas fa-file-invoice-dollar mr-2"></i>
                        Detalles de Factura de Compra
                    </h3>
                    <div class="card-tools">
                        <a href="{{ route('admin.purchases.invoices.index') }}" class="btn btn-secondary btn-sm">
                            <i class="fas fa-arrow-left mr-1"></i>
                            Volver al Listado
                        </a>
                        @if($purchaseInvoice->canBeEdited())
                            <a href="{{ route('admin.purchases.invoices.edit', $purchaseInvoice) }}" class="btn btn-warning btn-sm">
                                <i class="fas fa-edit mr-1"></i>
                                Editar
                            </a>
                        @endif
                        <a href="{{ route('purchase_invoice.post_transaction', ['id' => $purchaseInvoice->id]) }}" class="btn btn-primary btn-sm">
                            <i class="fas fa-print mr-1"></i>
                            Imprimir
                        </a>
                    </div>
                </div>
                <div class="card-body">
                    <!-- Información General -->
                    <div class="row mb-4">
                        <div class="col-md-6">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0"><i class="fas fa-info-circle mr-2"></i>Información de la Factura</h5>
                                </div>
                                <div class="card-body">
                                    <div class="row">
                                        <div class="col-6">
                                            <strong>N° Factura:</strong><br>
                                            <span class="text-primary">{{ $purchaseInvoice->invoice_number }}</span>
                                        </div>
                                        <div class="col-6">
                                            <strong>N° Documento:</strong><br>
                                            <span>{{ $purchaseInvoice->document_number ?? 'N/A' }}</span>
                                        </div>
                                    </div>
                                    <hr>
                                    <div class="row">
                                        <div class="col-6">
                                            <strong>Fecha de Factura:</strong><br>
                                            <span>{{ $purchaseInvoice->invoice_date ? $purchaseInvoice->invoice_date->format('d/m/Y') : 'N/A' }}</span>
                                        </div>
                                        <div class="col-6">
                                            <strong>Fecha de Vencimiento:</strong><br>
                                            <span>{{ $purchaseInvoice->due_date ? $purchaseInvoice->due_date->format('d/m/Y') : 'N/A' }}</span>
                                        </div>
                                    </div>
                                    <hr>
                                    <div class="row">
                                        <div class="col-6">
                                            <strong>Fecha de Recepción:</strong><br>
                                            <span>{{ $purchaseInvoice->received_date ? $purchaseInvoice->received_date->format('d/m/Y') : 'N/A' }}</span>
                                        </div>
                                        <div class="col-6">
                                            <strong>Moneda:</strong><br>
                                            <span class="badge badge-info">{{ $purchaseInvoice->currency }}</span>
                                            <small class="text-muted">(Tasa: {{ number_format($purchaseInvoice->exchange_rate, 4) }})</small>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                        <div class="col-md-6">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0"><i class="fas fa-building mr-2"></i>Información del Proveedor</h5>
                                </div>
                                <div class="card-body">
                                    <div class="row">
                                        <div class="col-12">
                                            <strong>Empresa:</strong><br>
                                            <span class="text-primary">{{ $purchaseInvoice->supplier ? $purchaseInvoice->supplier->business_name : 'N/A' }}</span>
                                        </div>
                                    </div>
                                    <hr>
                                    <div class="row">
                                        <div class="col-6">
                                            <strong>Contacto:</strong><br>
                                            <span>{{ $purchaseInvoice->supplier ? $purchaseInvoice->supplier->contact_person : 'N/A' }}</span>
                                        </div>
                                        <div class="col-6">
                                            <strong>Email:</strong><br>
                                            <span>{{ $purchaseInvoice->supplier ? $purchaseInvoice->supplier->email : 'N/A' }}</span>
                                        </div>
                                    </div>
                                    <hr>
                                    <div class="row">
                                        <div class="col-6">
                                            <strong>Teléfono:</strong><br>
                                            <span>{{ $purchaseInvoice->supplier ? $purchaseInvoice->supplier->phone : 'N/A' }}</span>
                                        </div>
                                        <div class="col-6">
                                            <strong>Dirección:</strong><br>
                                            <span>{{ $purchaseInvoice->supplier ? $purchaseInvoice->supplier->address : 'N/A' }}</span>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Gastos de Importación -->
                    @if($purchaseInvoice->has_import_costs)
                    <div class="row mb-4">
                        <div class="col-12">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0"><i class="fas fa-shipping-fast mr-2"></i>Gastos de Importación</h5>
                                </div>
                                <div class="card-body">
                                    <div class="row">
                                        <div class="col-md-2">
                                            <div class="text-center">
                                                <strong>Gasto de Importación</strong><br>
                                                <span class="text-primary">{{ number_format($purchaseInvoice->import_cost, 2) }} {{ $purchaseInvoice->currency }}</span>
                                            </div>
                                        </div>
                                        <div class="col-md-2">
                                            <div class="text-center">
                                                <strong>Gastos de Aduanas</strong><br>
                                                <span class="text-primary">{{ number_format($purchaseInvoice->customs_cost, 2) }} {{ $purchaseInvoice->currency }}</span>
                                            </div>
                                        </div>
                                        <div class="col-md-2">
                                            <div class="text-center">
                                                <strong>Gasto de Fletes</strong><br>
                                                <span class="text-primary">{{ number_format($purchaseInvoice->freight_cost, 2) }} {{ $purchaseInvoice->currency }}</span>
                                            </div>
                                        </div>
                                        <div class="col-md-2">
                                            <div class="text-center">
                                                <strong>Gastos Variables</strong><br>
                                                <span class="text-primary">{{ number_format($purchaseInvoice->variable_cost, 2) }} {{ $purchaseInvoice->currency }}</span>
                                            </div>
                                        </div>
                                        <div class="col-md-2">
                                            <div class="text-center">
                                                <strong>Gasto de Nacionalización</strong><br>
                                                <span class="text-primary">{{ number_format($purchaseInvoice->nationalization_cost, 2) }} {{ $purchaseInvoice->currency }}</span>
                                            </div>
                                        </div>
                                        <div class="col-md-2">
                                            <div class="text-center">
                                                <strong>Total Gastos</strong><br>
                                                <span class="text-success font-weight-bold">{{ number_format($purchaseInvoice->total_import_costs, 2) }} {{ $purchaseInvoice->currency }}</span>
                                            </div>
                                        </div>
                                    </div>
                                    @if($purchaseInvoice->import_cost_notes)
                                    <hr>
                                    <div class="row">
                                        <div class="col-12">
                                            <strong>Notas:</strong><br>
                                            <span class="text-muted">{{ $purchaseInvoice->import_cost_notes }}</span>
                                        </div>
                                    </div>
                                    @endif
                                </div>
                            </div>
                        </div>
                    </div>
                    @endif

                    <!-- Orden de Compra Relacionada -->
                    @if($purchaseInvoice->purchaseOrder)
                    <div class="row mb-4">
                        <div class="col-12">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0"><i class="fas fa-shopping-cart mr-2"></i>Orden de Compra Relacionada</h5>
                                </div>
                                <div class="card-body">
                                    <div class="row">
                                        <div class="col-md-3">
                                            <strong>N° Orden:</strong><br>
                                            <a href="{{ route('admin.purchases.orders.show', $purchaseInvoice->purchaseOrder) }}" class="text-primary">
                                                {{ $purchaseInvoice->purchaseOrder->order_number }}
                                            </a>
                                        </div>
                                        <div class="col-md-3">
                                            <strong>Fecha de Orden:</strong><br>
                                            <span>{{ $purchaseInvoice->purchaseOrder && $purchaseInvoice->purchaseOrder->order_date ? $purchaseInvoice->purchaseOrder->order_date->format('d/m/Y') : 'N/A' }}</span>
                                        </div>
                                        <div class="col-md-3">
                                            <strong>Estado:</strong><br>
                                            @php
                                                $statusClasses = [
                                                    'draft' => 'badge-secondary',
                                                    'sent' => 'badge-warning',
                                                    'confirmed' => 'badge-info',
                                                    'received' => 'badge-success',
                                                    'cancelled' => 'badge-danger'
                                                ];
                                                $statusLabels = [
                                                    'draft' => 'Borrador',
                                                    'sent' => 'Enviada',
                                                    'confirmed' => 'Confirmada',
                                                    'received' => 'Recibida',
                                                    'cancelled' => 'Cancelada'
                                                ];
                                            @endphp
                                            <span class="badge {{ $statusClasses[$purchaseInvoice->purchaseOrder->status] ?? 'badge-secondary' }}">
                                                {{ $statusLabels[$purchaseInvoice->purchaseOrder->status] ?? ucfirst($purchaseInvoice->purchaseOrder->status) }}
                                            </span>
                                        </div>
                                        <div class="col-md-3">
                                            <strong>Total Orden:</strong><br>
                                            <span class="text-success">{{ number_format($purchaseInvoice->purchaseOrder->total_amount, 2) }} {{ $purchaseInvoice->purchaseOrder->currency }}</span>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>
                    @endif

                    <!-- Productos -->
                    <div class="row mb-4">
                        <div class="col-12">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0"><i class="fas fa-boxes mr-2"></i>Productos de la Factura</h5>
                                </div>
                                <div class="card-body">
                                    <div class="table-responsive">
                                        <table class="table table-striped">
                                            <thead class="thead-dark">
                                                <tr>
                                                    <th>#</th>
                                                    <th>Producto</th>
                                                    <th>Cantidad Ordenada</th>
                                                    <th>Cantidad Recibida</th>
                                                    <th>Precio Unitario</th>
                                                    <th>Total</th>
                                                    <th>Actualizar Precio</th>
                                                </tr>
                                            </thead>
                                            <tbody>
                                                @foreach($purchaseInvoice->details as $index => $detail)
                                                    <tr>
                                                        <td>{{ $index + 1 }}</td>
                                                        <td>
                                                            <strong>{{ $detail->product->name }}</strong><br>
                                                            <small class="text-muted">{{ $detail->product->code }}</small>
                                                        </td>
                                                        <td class="text-center">{{ $detail->quantity_ordered }}</td>
                                                        <td class="text-center">{{ $detail->quantity_received }}</td>
                                                        <td class="text-right">{{ number_format($detail->unit_price, 2) }} {{ $purchaseInvoice->currency }}</td>
                                                        <td class="text-right">{{ number_format($detail->total_price, 2) }} {{ $purchaseInvoice->currency }}</td>
                                                        <td class="text-center">
                                                            @if($detail->update_product_price)
                                                                <span class="badge badge-success">Sí</span>
                                                            @else
                                                                <span class="badge badge-secondary">No</span>
                                                            @endif
                                                        </td>
                                                    </tr>
                                                @endforeach
                                            </tbody>
                                        </table>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Totales -->
                    <div class="row mb-4">
                        <div class="col-md-8"></div>
                        <div class="col-md-4">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0"><i class="fas fa-calculator mr-2"></i>Resumen Financiero</h5>
                                </div>
                                <div class="card-body">
                                    <div class="row">
                                        <div class="col-6"><strong>Subtotal:</strong></div>
                                        <div class="col-6 text-right">{{ number_format($purchaseInvoice->subtotal, 2) }} {{ $purchaseInvoice->currency }}</div>
                                    </div>
                                    <div class="row">
                                        <div class="col-6"><strong>Descuento:</strong></div>
                                        <div class="col-6 text-right">{{ number_format($purchaseInvoice->discount_amount, 2) }} {{ $purchaseInvoice->currency }}</div>
                                    </div>
                                    @if($purchaseInvoice->has_import_costs)
                                    <div class="row">
                                        <div class="col-6"><strong>Gastos de Importación:</strong></div>
                                        <div class="col-6 text-right">{{ number_format($purchaseInvoice->total_import_costs, 2) }} {{ $purchaseInvoice->currency }}</div>
                                    </div>
                                    @endif
                                    <div class="row">
                                        <div class="col-6"><strong>Impuestos:</strong></div>
                                        <div class="col-6 text-right">{{ number_format($purchaseInvoice->tax_amount, 2) }} {{ $purchaseInvoice->currency }}</div>
                                    </div>
                                    <hr>
                                    <div class="row">
                                        <div class="col-6"><strong>Total:</strong></div>
                                        <div class="col-6 text-right"><strong>{{ number_format($purchaseInvoice->total_amount, 2) }} {{ $purchaseInvoice->currency }}</strong></div>
                                    </div>
                                    <hr>
                                    <div class="row">
                                        <div class="col-6"><strong>Pagado:</strong></div>
                                        <div class="col-6 text-right text-success">{{ number_format($purchaseInvoice->amount_paid, 2) }} {{ $purchaseInvoice->currency }}</div>
                                    </div>
                                    <div class="row">
                                        <div class="col-6"><strong>Pendiente:</strong></div>
                                        <div class="col-6 text-right text-danger">{{ number_format($purchaseInvoice->amount_due, 2) }} {{ $purchaseInvoice->currency }}</div>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Estado y Acciones -->
                    <div class="row mb-4">
                        <div class="col-md-6">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0"><i class="fas fa-info-circle mr-2"></i>Estado de la Factura</h5>
                                </div>
                                <div class="card-body">
                                    <div class="row">
                                        <div class="col-6">
                                            <strong>Estado Actual:</strong><br>
                                            @php
                                                $statusClasses = [
                                                    'draft' => 'badge-secondary',
                                                    'pending' => 'badge-warning',
                                                    'received' => 'badge-info',
                                                    'processed' => 'badge-success'
                                                ];
                                                $statusLabels = [
                                                    'draft' => 'Borrador',
                                                    'pending' => 'Pendiente',
                                                    'received' => 'Recibida',
                                                    'processed' => 'Procesada'
                                                ];
                                            @endphp
                                            <span class="badge {{ $statusClasses[$purchaseInvoice->status] ?? 'badge-secondary' }} badge-lg">
                                                {{ $statusLabels[$purchaseInvoice->status] ?? ucfirst($purchaseInvoice->status) }}
                                            </span>
                                        </div>
                                        <div class="col-6">
                                            <strong>Términos de Pago:</strong><br>
                                            <span>{{ $purchaseInvoice->payment_terms ?? 'N/A' }}</span>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                        <div class="col-md-6">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0"><i class="fas fa-cogs mr-2"></i>Acciones Disponibles</h5>
                                </div>
                                <div class="card-body">
                                    @if($purchaseInvoice->status === 'received')
                                        <form action="{{ route('admin.purchases.invoices.process', $purchaseInvoice) }}" method="POST" style="display: inline;">
                                            @csrf
                                            <button type="submit" class="btn btn-success btn-sm" 
                                                    onclick="return confirm('¿Está seguro de procesar esta factura? Esta acción actualizará los precios de los productos.')">
                                                <i class="fas fa-check mr-1"></i>
                                                Procesar Factura
                                            </button>
                                        </form>
                                    @endif
                                    
                                    @if($purchaseInvoice->canBeEdited())
                                        <a href="{{ route('admin.purchases.invoices.edit', $purchaseInvoice) }}" class="btn btn-warning btn-sm">
                                            <i class="fas fa-edit mr-1"></i>
                                            Editar Factura
                                        </a>
                                    @endif
                                    
                                    <a href="{{ route('admin.purchases.receptions.create', ['invoice_id' => $purchaseInvoice->id]) }}" class="btn btn-info btn-sm">
                                        <i class="fas fa-truck-loading mr-1"></i>
                                        Crear Recepción
                                    </a>
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Notas -->
                    @if($purchaseInvoice->notes)
                    <div class="row mb-4">
                        <div class="col-12">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0"><i class="fas fa-sticky-note mr-2"></i>Notas</h5>
                                </div>
                                <div class="card-body">
                                    <p>{{ $purchaseInvoice->notes }}</p>
                                </div>
                            </div>
                        </div>
                    </div>
                    @endif

                    <!-- Información del Sistema -->
                    <div class="row">
                        <div class="col-md-6">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0"><i class="fas fa-user mr-2"></i>Información del Usuario</h5>
                                </div>
                                <div class="card-body">
                                    <div class="row">
                                        <div class="col-6">
                                            <strong>Creado por:</strong><br>
                                            <span>{{ $purchaseInvoice->createdBy->name ?? 'N/A' }}</span>
                                        </div>
                                        <div class="col-6">
                                            <strong>Fecha de Creación:</strong><br>
                                            <span>{{ $purchaseInvoice->created_at ? $purchaseInvoice->created_at->format('d/m/Y H:i') : 'N/A' }}</span>
                                        </div>
                                    </div>
                                    @if($purchaseInvoice->updatedBy)
                                    <hr>
                                    <div class="row">
                                        <div class="col-6">
                                            <strong>Actualizado por:</strong><br>
                                            <span>{{ $purchaseInvoice->updatedBy->name }}</span>
                                        </div>
                                        <div class="col-6">
                                            <strong>Fecha de Actualización:</strong><br>
                                            <span>{{ $purchaseInvoice->updated_at ? $purchaseInvoice->updated_at->format('d/m/Y H:i') : 'N/A' }}</span>
                                        </div>
                                    </div>
                                    @endif
                                </div>
                            </div>
                        </div>
                        <div class="col-md-6">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0"><i class="fas fa-history mr-2"></i>Historial</h5>
                                </div>
                                <div class="card-body">
                                    <p class="text-muted">
                                        <i class="fas fa-info-circle mr-1"></i>
                                        Para ver el historial completo de cambios, consulte el módulo de Kardex en Configuración.
                                    </p>
                                    <a href="{{ route('kardex.index') }}" class="btn btn-outline-info btn-sm">
                                        <i class="fas fa-history mr-1"></i>
                                        Ver Historial Completo
                                    </a>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
@endsection