@extends('layouts.app')

@section('title', 'Órdenes de Compra')

@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-cart me-2 text-primary"></i>Órdenes de Compra
            </h1>
            <p class="text-muted mb-0 small">Gestión y seguimiento de órdenes de compra a proveedores</p>
        </div>
        <div class="d-flex gap-2">
            <a href="{{ route('admin.purchases.orders.create') }}" class="btn btn-primary">
                <i class="fas fa-plus me-1"></i>Nueva Orden
            </a>
            <button class="btn btn-success text-white" onclick="exportOrders()">
                <i class="fas fa-download me-2"></i>Exportar
            </button>
        </div>
    </div>

    <!-- Estadísticas -->
    <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 Órdenes
                            </div>
                            <div class="h5 mb-0 font-weight-bold text-gray-800">{{ $stats['total_orders'] }}</div>
                        </div>
                        <div class="col-auto">
                            <i class="fas fa-shopping-cart 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">
                                Borradores
                            </div>
                            <div class="h5 mb-0 font-weight-bold text-gray-800">{{ $stats['draft_orders'] }}</div>
                        </div>
                        <div class="col-auto">
                            <i class="fas fa-edit 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">
                                Enviadas
                            </div>
                            <div class="h5 mb-0 font-weight-bold text-gray-800">{{ $stats['sent_orders'] }}</div>
                        </div>
                        <div class="col-auto">
                            <i class="fas fa-paper-plane 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">
                                Confirmadas
                            </div>
                            <div class="h5 mb-0 font-weight-bold text-gray-800">{{ $stats['confirmed_orders'] }}</div>
                        </div>
                        <div class="col-auto">
                            <i class="fas fa-check-circle fa-2x text-gray-300"></i>
                        </div>
                    </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.purchases.orders.index') }}">
                    <div class="row g-3">
                        <div class="col-md-3">
                            <label for="search" class="form-label fw-semibold">Buscar</label>
                            <input type="text" class="form-control" id="search" name="search" 
                                   value="{{ request('search') }}" placeholder="Número de orden o proveedor">
                        </div>
                        <div class="col-md-2">
                            <label for="supplier_id" class="form-label fw-semibold">Proveedor</label>
                            <select class="form-select" id="supplier_id" name="supplier_id">
                                <option value="">Todos</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-2">
                            <label for="status" class="form-label fw-semibold">Estado</label>
                            <select class="form-select" id="status" name="status">
                                <option value="">Todos</option>
                                <option value="draft" {{ request('status') == 'draft' ? 'selected' : '' }}>Borrador</option>
                                <option value="sent" {{ request('status') == 'sent' ? 'selected' : '' }}>Enviada</option>
                                <option value="confirmed" {{ request('status') == 'confirmed' ? 'selected' : '' }}>Confirmada</option>
                                <option value="received" {{ request('status') == 'received' ? 'selected' : '' }}>Recibida</option>
                                <option value="cancelled" {{ request('status') == 'cancelled' ? 'selected' : '' }}>Cancelada</option>
                            </select>
                        </div>
                        <div class="col-md-2">
                            <label for="date_from" class="form-label fw-semibold">Desde</label>
                            <input type="date" class="form-control" id="date_from" name="date_from" 
                                   value="{{ request('date_from') }}">
                        </div>
                        <div class="col-md-2">
                            <label for="date_to" class="form-label fw-semibold">Hasta</label>
                            <input type="date" class="form-control" id="date_to" name="date_to" 
                                   value="{{ request('date_to') }}">
                        </div>
                        <div class="col-md-1 d-flex align-items-end gap-2">
                            <button type="submit" class="btn btn-primary">
                                <i class="fas fa-search"></i>
                            </button>
                            <a href="{{ route('admin.purchases.orders.index') }}" class="btn btn-secondary">
                                <i class="fas fa-times"></i>
                            </a>
                        </div>
                    </div>
                </form>
            </div>
        </div>
    </div>

    <!-- Tabla Principal -->
    <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>Listado de Órdenes 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">Número</th>
                            <th class="border-0">Proveedor</th>
                            <th class="border-0">Fecha</th>
                            <th class="border-0">Estado</th>
                            <th class="border-0 text-end">Total</th>
                            <th class="border-0">Items</th>
                            <th class="border-0">Creado por</th>
                            <th class="border-0 text-center pe-4">Acciones</th>
                        </tr>
                    </thead>
                    <tbody>
                        @forelse($purchaseOrders as $order)
                        <tr>
                            <td>
                                <strong>{{ $order->order_number }}</strong>
                            </td>
                            <td>
                                <div>
                                    <strong class="text-dark">{{ $order->supplier ? $order->supplier->business_name : 'N/A' }}</strong>
                                    @if($order->supplier && $order->supplier->contact_person)
                                        <br><small class="text-secondary">{{ $order->supplier->contact_person }}</small>
                                    @endif
                                </div>
                            </td>
                            <td>
                                <div>
                                    <strong class="text-dark">{{ $order->order_date ? $order->order_date->format('d/m/Y') : 'N/A' }}</strong>
                                    @if($order->expected_delivery_date)
                                        <br><small class="text-secondary">Entrega: {{ $order->expected_delivery_date->format('d/m/Y') }}</small>
                                    @endif
                                </div>
                            </td>
                            <td>
                                @php
                                    $statusClasses = [
                                        'draft' => 'bg-secondary text-white',
                                        'sent' => 'bg-primary text-white',
                                        'confirmed' => 'bg-success text-white',
                                        'received' => 'bg-info text-white',
                                        'cancelled' => 'bg-danger text-white'
                                    ];
                                    $statusTexts = [
                                        'draft' => 'Borrador',
                                        'sent' => 'Enviada',
                                        'confirmed' => 'Confirmada',
                                        'received' => 'Recibida',
                                        'cancelled' => 'Cancelada'
                                    ];
                                @endphp
                                <span class="badge {{ $statusClasses[$order->status] ?? 'bg-secondary text-white' }}">
                                    {{ $statusTexts[$order->status] ?? ucfirst($order->status) }}
                                </span>
                            </td>
                            <td>
                                <strong class="text-dark">{{ $order->formatted_total }}</strong>
                            </td>
                            <td>
                                <span class="badge bg-info text-white">{{ $order->items_count }} items</span>
                            </td>
                            <td>
                                <div>
                                    <strong class="text-dark">{{ $order->createdBy->name }}</strong>
                                    <br><small class="text-secondary">{{ $order->created_at ? $order->created_at->format('d/m/Y H:i') : 'N/A' }}</small>
                                </div>
                            </td>
                            <td>
                                <div class="btn-group btn-group-sm">
                                    <a href="{{ route('admin.purchases.orders.show', $order) }}" 
                                       class="btn btn-outline-info" title="Ver">
                                        <i class="fas fa-eye"></i>
                                    </a>
                                    @if($order->canBeEdited())
                                        <a href="{{ route('admin.purchases.orders.edit', $order) }}" 
                                           class="btn btn-outline-primary" title="Editar">
                                            <i class="fas fa-edit"></i>
                                        </a>
                                    @endif
                                    @if($order->canBeCancelled())
                                        <button class="btn btn-outline-danger" 
                                                onclick="changeStatus({{ $order->id }}, 'cancelled')" 
                                                title="Cancelar">
                                            <i class="fas fa-times"></i>
                                        </button>
                                    @endif
                                </div>
                            </td>
                        </tr>
                        @empty
                        <tr>
                            <td colspan="8" class="text-center py-4">
                                <i class="fas fa-shopping-cart fa-3x text-muted mb-3"></i>
                                <p class="text-muted">No hay órdenes de compra registradas</p>
                                <x-professional-button variant="primary" href="{{ route('admin.purchases.orders.create') }}" icon="fas fa-plus" class="">Crear Primera Orden
                                </x-professional-button>
                            </td>
                        </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>

        </div>
        @if($purchaseOrders->hasPages())
            <div class="card-footer bg-white border-top py-3">
                <div class="d-flex justify-content-center">
                    {{ $purchaseOrders->appends(request()->query())->links() }}
                </div>
            </div>
        @endif
    </div>
</div>

<!-- Modal para cambiar estado -->
<div class="modal fade" id="changeStatusModal" tabindex="-1" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">Cambiar Estado de la Orden</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <form id="changeStatusForm" method="POST">
                @csrf
                @method('PATCH')
                <div class="modal-body">
                    <div class="mb-3">
                        <label for="status" class="form-label">Nuevo Estado</label>
                        <select class="form-select" id="status" name="status" required>
                            <option value="draft">Borrador</option>
                            <option value="sent">Enviada</option>
                            <option value="confirmed">Confirmada</option>
                            <option value="received">Recibida</option>
                            <option value="cancelled">Cancelada</option>
                        </select>
                    </div>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancelar</button>
                    <button type="submit" class="btn btn-primary">Cambiar Estado</button>
                </div>
            </form>
        </div>
    </div>
</div>
@endsection

@push('scripts')
<script>
function changeStatus(orderId, status = null) {
    const form = document.getElementById('changeStatusForm');
    form.action = `/admin/purchases/orders/${orderId}/change-status`;
    
    if (status) {
        document.getElementById('status').value = status;
    }
    
    const modal = new bootstrap.Modal(document.getElementById('changeStatusModal'));
    modal.show();
}

function exportOrders() {
    // Implementar exportación
    alert('Función de exportación en desarrollo');
}
</script>
@endpush