@extends('layouts.app')

@section('title', 'Gestión de Gastos')

@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-receipt me-2 text-primary"></i>Gestión de Gastos del Negocio
            </h1>
            <p class="text-muted mb-0 small">Gestión y control de gastos operativos del negocio</p>
        </div>
        <div>
            <a href="{{ route('admin.purchases.expenses.create') }}" class="btn btn-primary">
                <i class="fas fa-plus me-1"></i>Nuevo Gasto
            </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-primary">
                <div class="stat-card-icon">
                    <i class="fas fa-receipt"></i>
                </div>
                <div class="stat-card-content">
                    <div class="stat-card-label">Total Gastos</div>
                    <div class="stat-card-value">{{ $stats['total_expenses'] }}</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">Pagos Pendientes</div>
                    <div class="stat-card-value">{{ $stats['pending_payments'] }}</div>
                </div>
            </div>
        </div>
        <div class="col-xl-3 col-md-6">
            <div class="stat-card stat-card-success">
                <div class="stat-card-icon">
                    <i class="fas fa-dollar-sign"></i>
                </div>
                <div class="stat-card-content">
                    <div class="stat-card-label">Monto Total</div>
                    <div class="stat-card-value">${{ number_format($stats['total_amount'], 0) }}</div>
                </div>
            </div>
        </div>
        <div class="col-xl-3 col-md-6">
            <div class="stat-card stat-card-info">
                <div class="stat-card-icon">
                    <i class="fas fa-calendar-alt"></i>
                </div>
                <div class="stat-card-content">
                    <div class="stat-card-label">Este Mes</div>
                    <div class="stat-card-value">${{ number_format($stats['this_month'], 0) }}</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.expenses.index') }}">
                    <div class="row g-3">
                        <div class="col-md-3">
                            <label for="search" class="form-label fw-semibold">Búsqueda General</label>
                            <input type="text" class="form-control" id="search" name="search" 
                                   value="{{ request('search') }}" placeholder="Número, proveedor, descripción...">
                        </div>
                        <div class="col-md-2">
                            <label for="expense_type" class="form-label fw-semibold">Tipo de Gasto</label>
                            <select class="form-select" id="expense_type" name="expense_type">
                                <option value="">Todos</option>
                                @foreach($expenseTypes as $key => $value)
                                    <option value="{{ $key }}" {{ request('expense_type') == $key ? 'selected' : '' }}>
                                        {{ $value }}
                                    </option>
                                @endforeach
                            </select>
                        </div>
                        <div class="col-md-2">
                            <label for="payment_status" class="form-label fw-semibold">Estado de Pago</label>
                            <select class="form-select" id="payment_status" name="payment_status">
                                <option value="">Todos</option>
                                @foreach($paymentStatuses as $key => $value)
                                    <option value="{{ $key }}" {{ request('payment_status') == $key ? 'selected' : '' }}>
                                        {{ $value }}
                                    </option>
                                @endforeach
                            </select>
                        </div>
                        <div class="col-md-2">
                            <label for="date_from" class="form-label fw-semibold">Fecha 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">Fecha 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.expenses.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 Gastos
            </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">Fecha</th>
                            <th class="border-0">Proveedor</th>
                            <th class="border-0">Tipo</th>
                            <th class="border-0">Descripción</th>
                            <th class="border-0 text-end">Total</th>
                            <th class="border-0">Estado</th>
                            <th class="border-0">Retención</th>
                            <th class="border-0">Asiento</th>
                            <th class="border-0 text-center pe-4">Acciones</th>
                        </tr>
                    </thead>
                    <tbody>
                        @forelse($expenses as $expense)
                            <tr class="table-row-hover">
                                <td class="ps-4">
                                    <span class="badge bg-primary bg-opacity-10 text-primary fw-bold">{{ $expense->expense_number }}</span>
                                </td>
                                <td>
                                    <span class="text-muted">{{ $expense->expense_date->format('d/m/Y') }}</span>
                                </td>
                                <td>
                                    <div>
                                        <div class="fw-semibold text-dark mb-1">{{ Str::limit($expense->supplier_name, 30) }}</div>
                                        @if($expense->supplier_ruc)
                                            <small class="text-muted">
                                                <i class="fas fa-id-card me-1"></i>RUC: {{ $expense->supplier_ruc }}
                                            </small>
                                        @endif
                                    </div>
                                </td>
                                <td>
                                    <span class="badge bg-info px-2 py-1">{{ $expense->expense_type_text }}</span>
                                </td>
                                <td>
                                    <div class="text-truncate" style="max-width: 250px;" title="{{ $expense->description }}">
                                        {{ $expense->description }}
                                    </div>
                                </td>
                                <td class="text-end">
                                    <div>
                                        <span class="fw-bold text-dark">${{ $expense->formatted_total_amount }}</span>
                                        <br><small class="text-muted">{{ $expense->currency }}</small>
                                    </div>
                                </td>
                                <td>
                                    @php
                                        $statusConfig = [
                                            'pending' => ['class' => 'warning', 'icon' => 'clock', 'label' => 'Pendiente'],
                                            'paid' => ['class' => 'success', 'icon' => 'check-circle', 'label' => 'Pagado'],
                                            'partial' => ['class' => 'info', 'icon' => 'percentage', 'label' => 'Parcial'],
                                            'cancelled' => ['class' => 'danger', 'icon' => 'times-circle', 'label' => 'Cancelado']
                                        ];
                                        $status = $statusConfig[$expense->payment_status] ?? ['class' => 'secondary', 'icon' => 'circle', 'label' => ucfirst($expense->payment_status)];
                                    @endphp
                                    <span class="badge bg-{{ $status['class'] }} px-3 py-2">
                                        <i class="fas fa-{{ $status['icon'] }} me-1"></i>{{ $status['label'] }}
                                    </span>
                                </td>
                                <td>
                                    @if($expense->is_retention_applied)
                                        <span class="badge bg-success px-2 py-1">
                                            <i class="fas fa-check me-1"></i>${{ $expense->formatted_retention_amount }}
                                        </span>
                                    @else
                                        <span class="badge bg-secondary px-2 py-1">No aplicada</span>
                                    @endif
                                </td>
                                <td>
                                    @if($expense->is_accounting_entry_created)
                                        <span class="badge bg-success px-2 py-1">
                                            <i class="fas fa-check me-1"></i>{{ $expense->accounting_entry }}
                                        </span>
                                    @else
                                        <span class="badge bg-warning px-2 py-1">Pendiente</span>
                                    @endif
                                </td>
                                <td class="text-center pe-4">
                                    <div class="btn-group btn-group-sm" role="group">
                                        <a href="{{ route('admin.purchases.expenses.show', $expense) }}" 
                                           class="btn btn-outline-info" title="Ver detalles">
                                            <i class="fas fa-eye"></i>
                                        </a>
                                        <a href="{{ route('admin.purchases.expenses.edit', $expense) }}" 
                                           class="btn btn-outline-warning" title="Editar">
                                            <i class="fas fa-edit"></i>
                                        </a>
                                        @if(!$expense->is_retention_applied)
                                            <button type="button" class="btn btn-outline-primary" 
                                                    onclick="applyRetention({{ $expense->id }})" title="Aplicar Retención">
                                                <i class="fas fa-percentage"></i>
                                            </button>
                                        @endif
                                        @if(!$expense->is_accounting_entry_created)
                                            <button type="button" class="btn btn-outline-secondary" 
                                                    onclick="createAccountingEntry({{ $expense->id }})" title="Crear Asiento">
                                                <i class="fas fa-book"></i>
                                            </button>
                                        @endif
                                        <a href="{{ route('admin.purchases.expenses.print', $expense) }}" 
                                           class="btn btn-outline-dark" title="Imprimir">
                                            <i class="fas fa-print"></i>
                                        </a>
                                        <form action="{{ route('admin.purchases.expenses.destroy', $expense) }}" 
                                              method="POST" class="d-inline"
                                              onsubmit="return confirm('¿Estás seguro de eliminar este gasto?')">
                                            @csrf
                                            @method('DELETE')
                                            <button type="submit" class="btn btn-outline-danger" title="Eliminar">
                                                <i class="fas fa-trash"></i>
                                            </button>
                                        </form>
                                    </div>
                                </td>
                            </tr>
                        @empty
                            <tr>
                                <td colspan="10" class="text-center py-5">
                                    <div class="empty-state">
                                        <i class="fas fa-receipt fa-4x text-muted mb-3"></i>
                                        <h5 class="text-muted">No hay gastos registrados</h5>
                                        <p class="text-muted mb-3">Comienza creando tu primer gasto del negocio.</p>
                                        <a href="{{ route('admin.purchases.expenses.create') }}" class="btn btn-primary">
                                            <i class="fas fa-plus me-1"></i>Crear Primer Gasto
                                        </a>
                                    </div>
                                </td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
        </div>
        @if($expenses->hasPages())
            <div class="card-footer bg-white border-top py-3">
                <div class="d-flex justify-content-center">
                    {{ $expenses->appends(request()->query())->links() }}
                </div>
            </div>
        @endif
    </div>
</div>

<!-- Modal para Aplicar Retención -->
<div class="modal fade" id="retentionModal" tabindex="-1" aria-labelledby="retentionModalLabel" aria-hidden="true">
    <div class="modal-dialog modal-dialog-centered">
        <div class="modal-content border-0 shadow-lg">
            <div class="modal-header bg-primary text-white border-0">
                <h5 class="modal-title" id="retentionModalLabel">
                    <i class="fas fa-percentage me-2"></i>Aplicar Retención
                </h5>
                <button type="button" class="btn-close btn-close-white" data-bs-dismiss="modal" aria-label="Close"></button>
            </div>
            <form id="retentionForm" method="POST">
                @csrf
                <div class="modal-body p-4">
                    <div class="mb-0">
                        <label for="retention_amount" class="form-label fw-semibold">Monto de Retención <span class="text-danger">*</span></label>
                        <div class="input-group">
                            <span class="input-group-text">$</span>
                            <input type="number" step="0.01" class="form-control" id="retention_amount" 
                                   name="retention_amount" required>
                        </div>
                        <small class="form-text text-muted">Ingrese el monto de retención a aplicar.</small>
                    </div>
                </div>
                <div class="modal-footer bg-light border-0">
                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancelar</button>
                    <button type="submit" class="btn btn-primary">
                        <i class="fas fa-save me-1"></i>Aplicar Retención
                    </button>
                </div>
            </form>
        </div>
    </div>
</div>

<!-- Modal para Crear Asiento Contable -->
<div class="modal fade" id="accountingModal" tabindex="-1" aria-labelledby="accountingModalLabel" aria-hidden="true">
    <div class="modal-dialog modal-dialog-centered">
        <div class="modal-content border-0 shadow-lg">
            <div class="modal-header bg-primary text-white border-0">
                <h5 class="modal-title" id="accountingModalLabel">
                    <i class="fas fa-book me-2"></i>Crear Asiento Contable
                </h5>
                <button type="button" class="btn-close btn-close-white" data-bs-dismiss="modal" aria-label="Close"></button>
            </div>
            <form id="accountingForm" method="POST">
                @csrf
                <div class="modal-body p-4">
                    <div class="mb-3">
                        <label for="accounting_entry" class="form-label fw-semibold">Asiento Contable <span class="text-danger">*</span></label>
                        <input type="text" class="form-control" id="accounting_entry" 
                               name="accounting_entry" required placeholder="Número o código del asiento">
                        <small class="form-text text-muted">Ingrese el número o código del asiento contable.</small>
                    </div>
                    <div class="mb-0">
                        <label for="cost_center" class="form-label fw-semibold">Centro de Costo</label>
                        <input type="text" class="form-control" id="cost_center" 
                               name="cost_center" placeholder="Centro de costo asociado">
                        <small class="form-text text-muted">Opcional: Centro de costo asociado.</small>
                    </div>
                </div>
                <div class="modal-footer bg-light border-0">
                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancelar</button>
                    <button type="submit" class="btn btn-primary">
                        <i class="fas fa-save me-1"></i>Crear Asiento
                    </button>
                </div>
            </form>
        </div>
    </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-primary {
        border-left-color: #007bff;
    }

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

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

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

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

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

    .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-outline-info:hover,
    .btn-outline-warning:hover,
    .btn-outline-primary:hover,
    .btn-outline-secondary:hover,
    .btn-outline-dark:hover,
    .btn-outline-danger:hover {
        transform: translateY(-1px);
        box-shadow: 0 2px 6px rgba(0,0,0,0.15);
        transition: all 0.2s ease;
    }
</style>
@endpush

@push('scripts')
<script>
function applyRetention(expenseId) {
    const form = document.getElementById('retentionForm');
    form.action = `/admin/purchases/expenses/${expenseId}/apply-retention`;
    
    const modal = new bootstrap.Modal(document.getElementById('retentionModal'));
    modal.show();
}

function createAccountingEntry(expenseId) {
    const form = document.getElementById('accountingForm');
    form.action = `/admin/purchases/expenses/${expenseId}/create-accounting-entry`;
    
    const modal = new bootstrap.Modal(document.getElementById('accountingModal'));
    modal.show();
}
</script>
@endpush
@endsection