@extends('layouts.app')
@section('titulo', 'Gestión de Caja')

@section('contenido')

<style>
/* Estilos principales para replicar el diseño de los otros módulos */
.table-premium {
    border-collapse: collapse;
    width: 100%;
}

.table-premium thead {
    background: #f8fafc;
    text-transform: uppercase;
    font-size: .7rem;
    color: #64748b;
    letter-spacing: 0.05em;
}

.table-premium thead th {
    padding: 10px 12px;
    border: 1px solid #e2e8f0;
    font-weight: 600;
    text-align: left;
}

.table-premium tbody td {
    padding: 10px 12px;
    border: 1px solid #e2e8f0;
    vertical-align: middle;
}

.table-premium tbody tr:hover {
    background: #f8fafc;
}

/* Estilos para el contenedor de la tabla */
.table-container {
    background: white;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

/* Header */
.header-section {
    background: white;
    border-radius: 12px;
    padding: 16px 20px;
    border: 1px solid #e5e7eb;
    margin-bottom: 20px;
}

.header-icon {
    width: 36px;
    height: 36px;
    background: #dbeafe;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #2563eb;
}

.header-icon svg {
    width: 18px;
    height: 18px;
}

/* Cards */
.card {
    background: white;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.card-primary {
    background: #2563eb;
    border-radius: 12px;
    padding: 16px 20px;
    color: white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.card-primary .card-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255,255,255,0.7);
}

.card-primary .card-value {
    font-size: 1.25rem;
    font-weight: 800;
    margin-top: 4px;
}

/* KPI Cards */
.kpi-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 16px;
}

.kpi-card {
    background: white;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    padding: 16px 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.kpi-card .kpi-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
    color: #94a3b8;
}

.kpi-card .kpi-value {
    font-size: 1.25rem;
    font-weight: 800;
    color: #0f172a;
    margin-top: 4px;
}

.kpi-card .kpi-value.green {
    color: #059669;
}

.kpi-card .kpi-value.red {
    color: #dc2626;
}

/* Formulario */
.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: #334155;
    margin-bottom: 4px;
}

.form-label .required {
    color: #ef4444;
}

.form-input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-size: 0.875rem;
    background: #fafbfc;
    transition: all 0.2s ease;
}

.form-input:focus {
    outline: none;
    border-color: #2563eb;
    background: white;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.form-select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-size: 0.875rem;
    background: #fafbfc;
    color: #1e293b;
    transition: all 0.2s ease;
}

.form-select:focus {
    outline: none;
    border-color: #2563eb;
    background: white;
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.btn-primary {
    width: 100%;
    padding: 10px 16px;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: background 0.2s ease;
}

.btn-primary:hover {
    background: #1d4ed8;
}

.btn-dark {
    width: 100%;
    padding: 10px 16px;
    background: #0f172a;
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: background 0.2s ease;
}

.btn-dark:hover {
    background: #1e293b;
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.875rem;
    border: 1px solid #e2e8f0;
    background: white;
    color: #475569;
    text-decoration: none;
    transition: all 0.2s ease;
}

.btn-outline:hover {
    background: #f8fafc;
}

/* Badge de estado */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
}

.status-badge .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.status-badge.active {
    background: #dcfce7;
    color: #166534;
}

.status-badge.active .dot {
    background: #22c55e;
}

/* Diff */
.diff-positive {
    color: #059669;
}

.diff-negative {
    color: #dc2626;
}

.diff-zero {
    color: #d97706;
}

/* Paginación */
.pagination-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-top: 1px solid #f1f5f9;
    font-size: 0.8rem;
    color: #64748b;
}

.breadcrumb {
    font-size: 0.7rem;
    color: #94a3b8;
    margin-bottom: 2px;
}

/* Anchos fijos para las columnas */
.col-apertura { width: 15%; }
.col-cierre { width: 15%; }
.col-responsable { width: 15%; }
.col-inicial { width: 12%; }
.col-esperado { width: 12%; }
.col-contado { width: 12%; }
.col-diferencia { width: 19%; }
</style>

<div class="max-w-[1650px] mx-auto space-y-4 px-4 sm:px-6">

    {{-- HEADER --}}
    <div class="header-section">
        <div class="flex flex-wrap items-center justify-between gap-3">
            <div>
                <div class="breadcrumb">Comercio & Ventas / Gestión de Caja</div>
                <div class="flex items-center gap-3 mt-1">
                    <div class="header-icon">
                        <svg fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
                            <path stroke-linecap="round" stroke-linejoin="round" d="M2.25 18.75a60.07 60.07 0 0115.797 2.101c.727.198 1.453-.342 1.453-1.096V18.75M3.75 4.5v.75A.75.75 0 013 6h-.75m0 0v-.375c0-.621.504-1.125 1.125-1.125H20.25M2.25 6v9m18-10.5v.75c0 .414.336.75.75.75h.75m-1.5-1.5h.375c.621 0 1.125.504 1.125 1.125v9.75c0 .621-.504 1.125-1.125 1.125h-.375m1.5-1.5H21a.75.75 0 00-.75.75v.75m0 0H3.75m0 0h-.375a1.125 1.125 0 01-1.125-1.125V15m1.5 1.5v-.75A.75.75 0 003 15h-.75M15 10.5a3 3 0 11-6 0 3 3 0 016 0zm3 0h.008v.008H18V10.5zm-12 0h.008v.008H6V10.5z"/>
                        </svg>
                    </div>
                    <div>
                        <h1 class="text-xl font-bold text-slate-800">Apertura / Cierre de Caja</h1>
                    </div>
                </div>
            </div>
            @if ($sesion)
                <a href="{{ route('caja.movimientos') }}" class="btn-outline">Movimientos de caja</a>
            @endif
        </div>
    </div>

    @if (! $sesion)
        {{-- Abrir caja --}}
        <div class="card" style="max-width: 480px;">
            <div class="flex items-center gap-3 mb-4">
                <span class="w-10 h-10 rounded-full bg-amber-50 text-amber-600 flex items-center justify-center">
                    <svg class="w-5 h-5" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
                        <path stroke-linecap="round" stroke-linejoin="round" d="M12 9v3.75m9-.75a9 9 0 11-18 0 9 9 0 0118 0zm-9 3.75h.008v.008H12v-.008z"/>
                    </svg>
                </span>
                <div>
                    <h3 class="font-semibold text-slate-700">No hay caja abierta</h3>
                    <p class="text-sm text-slate-500">Abre la caja para empezar a vender.</p>
                </div>
            </div>

            <form method="POST" action="{{ route('caja.abrir') }}" class="space-y-4">
                @csrf

                <div>
                    <label class="form-label">Punto de venta <span class="required">*</span></label>
                    <select name="punto_venta_id" required class="form-select">
                        <option value="">Seleccione punto de venta</option>
                        @foreach($puntosVenta as $pv)
                            <option value="{{ $pv->id }}">
                                {{ $pv->codigo }} - {{ $pv->nombre }}
                                ({{ $pv->local->nombre }})
                            </option>
                        @endforeach
                    </select>
                </div>

                <div>
                    <label class="form-label">Monto inicial (S/) <span class="required">*</span></label>
                    <input type="number" step="0.01" min="0" name="monto_inicial"
                           value="{{ old('monto_inicial','0.00') }}" required class="form-input">
                </div>

                <button type="submit" class="btn-primary">Abrir caja</button>
            </form>
        </div>
    @else
        {{-- Caja abierta --}}
        <div x-data="{ inicial: {{ $resumen['esperado'] }}, final: 0 }">
            <div class="grid grid-cols-1 lg:grid-cols-3 gap-6">
                <div class="lg:col-span-2 space-y-6">
                    {{-- Info caja --}}
                    <div class="card">
                        <div class="flex items-center justify-between mb-4">
                            <h3 class="font-semibold text-slate-700">Caja abierta</h3>
                            <span class="status-badge active">
                                <span class="dot"></span> En operación
                            </span>
                        </div>
                        <div class="grid grid-cols-2 sm:grid-cols-3 gap-4 text-sm">
                            <div>
                                <p class="text-xs text-slate-400">Abierta por</p>
                                <p class="font-medium text-slate-700">{{ $sesion->usuario?->name ?? '—' }}</p>
                            </div>
                            <div>
                                <p class="text-xs text-slate-400">Punto de venta</p>
                                <p class="font-medium text-slate-700">{{ $sesion->puntoVenta?->nombre ?? '—' }}</p>
                            </div>
                            <div>
                                <p class="text-xs text-slate-400">Almacén</p>
                                <p class="font-medium text-slate-700">{{ $sesion->puntoVenta?->almacen?->nombre ?? '—' }}</p>
                            </div>
                            <div>
                                <p class="text-xs text-slate-400">Desde</p>
                                <p class="font-medium text-slate-700">{{ $sesion->abierta_at?->format('d/m/Y H:i') }}</p>
                            </div>
                            <div>
                                <p class="text-xs text-slate-400">Monto inicial</p>
                                <p class="font-medium text-slate-700">S/ {{ number_format($sesion->monto_inicial, 2) }}</p>
                            </div>
                        </div>
                    </div>

                    {{-- KPIs --}}
                    <div class="kpi-grid">
                        <div class="kpi-card">
                            <p class="kpi-label">Ventas efectivo</p>
                            <p class="kpi-value">S/ {{ number_format($resumen['ventasEfectivo'], 2) }}</p>
                        </div>
                        <div class="kpi-card">
                            <p class="kpi-label">Ingresos</p>
                            <p class="kpi-value green">S/ {{ number_format($resumen['ingresos'], 2) }}</p>
                        </div>
                        <div class="kpi-card">
                            <p class="kpi-label">Egresos</p>
                            <p class="kpi-value red">S/ {{ number_format($resumen['egresos'], 2) }}</p>
                        </div>
                        <div class="card-primary">
                            <p class="card-label">Esperado en caja</p>
                            <p class="card-value">S/ {{ number_format($resumen['esperado'], 2) }}</p>
                        </div>
                    </div>
                </div>

                {{-- Cierre / arqueo --}}
                <div class="card self-start">
                    <h3 class="font-semibold text-slate-700 mb-4">Cierre de caja (arqueo)</h3>
                    <form method="POST" action="{{ route('caja.cerrar') }}" class="space-y-4" onsubmit="return confirm('¿Cerrar la caja? Esta acción finaliza la sesión.')">
                        @csrf
                        @method('PATCH')

                        <div>
                            <label class="form-label">Efectivo contado (S/) <span class="required">*</span></label>
                            <input type="number" step="0.01" min="0" name="monto_final" x-model.number="final" required class="form-input">
                        </div>

                        <div class="rounded-lg bg-slate-50 border border-slate-200 px-3 py-2 text-sm">
                            <div class="flex justify-between text-slate-500">
                                <span>Esperado</span>
                                <span>S/ {{ number_format($resumen['esperado'], 2) }}</span>
                            </div>
                            <div class="flex justify-between font-semibold pt-1 mt-1 border-t border-slate-200"
                                 :class="(final - inicial) < 0 ? 'text-red-600' : 'text-emerald-600'">
                                <span>Diferencia</span>
                                <span x-text="'S/ ' + (final - inicial).toFixed(2)"></span>
                            </div>
                        </div>

                        <div>
                            <label class="form-label">Observación</label>
                            <input type="text" name="observacion" class="form-input">
                        </div>

                        <button type="submit" class="btn-dark">Cerrar caja</button>
                    </form>
                </div>
            </div>
        </div>
    @endif

    {{-- Historial --}}
    <div class="table-container">
        <div class="px-5 py-4 border-b border-slate-100">
            <h3 class="font-semibold text-slate-700">Historial de cierres</h3>
        </div>

        <div class="overflow-x-auto">
            <table class="table-premium">
                <thead>
                    <tr>
                        <th class="col-apertura">APERTURA</th>
                        <th class="col-cierre">CIERRE</th>
                        <th class="col-responsable">RESPONSABLE</th>
                        <th class="col-inicial text-right">INICIAL</th>
                        <th class="col-esperado text-right">ESPERADO</th>
                        <th class="col-contado text-right">CONTADO</th>
                        <th class="col-diferencia text-right">DIFERENCIA</th>
                    </tr>
                </thead>
                <tbody>
                    @forelse ($historial as $h)
                        <tr class="hover:bg-slate-50/60">
                            <td class="col-apertura text-slate-500">
                                {{ $h->abierta_at?->format('d/m/Y H:i') }}
                            </td>
                            <td class="col-cierre text-slate-500">
                                {{ $h->cerrada_at?->format('d/m/Y H:i') }}
                            </td>
                            <td class="col-responsable text-slate-600">
                                {{ $h->usuario?->name ?? '—' }}
                            </td>
                            <td class="col-inicial text-right text-slate-500">
                                S/ {{ number_format($h->monto_inicial, 2) }}
                            </td>
                            <td class="col-esperado text-right text-slate-500">
                                S/ {{ number_format($h->monto_esperado, 2) }}
                            </td>
                            <td class="col-contado text-right font-medium text-slate-700">
                                S/ {{ number_format($h->monto_final, 2) }}
                            </td>
                            <td class="col-diferencia text-right font-semibold 
                                {{ $h->diferencia < 0 ? 'diff-negative' : ($h->diferencia > 0 ? 'diff-positive' : 'diff-zero') }}">
                                S/ {{ number_format($h->diferencia, 2) }}
                            </td>
                        </tr>
                    @empty
                        <tr>
                            <td colspan="7" class="text-center py-10 text-slate-400">
                                Aún no hay cierres registrados.
                            </td>
                        </tr>
                    @endforelse
                </tbody>
            </table>
        </div>

        {{-- PAGINACIÓN --}}
        @if ($historial->hasPages())
            <div class="pagination-bar">
                <div class="flex items-center gap-3">
                    <span>Mostrando {{ $historial->firstItem() ?? 0 }} a {{ $historial->lastItem() ?? 0 }} de {{ $historial->total() }} registros</span>
                    <select onchange="window.location.href = this.value" class="form-select" style="width:auto;padding:4px 8px;font-size:0.8rem;">
                        @foreach([10, 25, 50, 100] as $perPage)
                            <option value="{{ request()->fullUrlWithQuery(['per_page' => $perPage]) }}"
                                    @selected(request('per_page', 10) == $perPage)>
                                {{ $perPage }}
                            </option>
                        @endforeach
                    </select>
                </div>
                <div>
                    {{ $historial->links() }}
                </div>
            </div>
        @endif
    </div>
</div>
@endsection