@extends('layouts.app')
@section('title', $order->document_type . ' ' . $order->full_number)
@section('content')
@php
    $color = match($order->sunat_status) {
        'ACCEPTED' => 'success',
        'OBSERVED' => 'warning',
        'PENDING'  => 'secondary',
        'VOIDED'   => 'dark',
        default    => 'danger',
    };
    $colorHex = match($order->sunat_status) {
        'ACCEPTED' => '#22c55e',
        'OBSERVED' => '#f59e0b',
        'PENDING'  => '#6b7280',
        'VOIDED'   => '#1e1b3a',
        default    => '#ef4444',
    };
@endphp

<div class="container-fluid py-3">

    {{-- Encabezado --}}
    <div class="d-flex justify-content-between align-items-start mb-4 flex-wrap gap-3">
        <div>
            <a href="{{ route('billing.index') }}" class="text-decoration-none text-muted small">
                <i class="bi bi-arrow-left me-1"></i> Comprobantes
            </a>
            <div class="d-flex align-items-center gap-2 mt-1 flex-wrap">
                <h4 class="fw-bold mb-0">{{ $order->document_type }} {{ $order->full_number }}</h4>
                <span class="badge rounded-pill px-3 py-2 fw-bold" style="background:{{ $colorHex }}20;color:{{ $colorHex }};border:1.5px solid {{ $colorHex }};font-size:.75rem;">
                    @if($order->sunat_status === 'ACCEPTED') ✔
                    @elseif($order->sunat_status === 'PENDING') ⏳
                    @elseif($order->sunat_status === 'OBSERVED') ⚠
                    @else ✗ @endif
                    {{ $order->sunat_status }}
                </span>
            </div>
            <small class="text-muted">{{ $order->created_at?->format('d/m/Y H:i') }}</small>
        </div>

        {{-- Acciones --}}
        <div class="d-flex gap-2 flex-wrap">
            <a href="{{ route('billing.pdf', $order) }}" target="_blank"
               class="btn btn-sm fw-bold text-white" style="background:#dc2626;">
                <i class="bi bi-file-earmark-pdf me-1"></i> PDF A4
            </a>
            <a href="{{ route('billing.pdf.ticket', $order) }}" target="_blank"
               class="btn btn-sm fw-bold" style="background:#fef2f2;color:#dc2626;border:1px solid #fca5a5;">
                <i class="bi bi-receipt me-1"></i> Ticket 80mm
            </a>
            @if($order->xml_path)
            <a href="{{ route('billing.xml', $order) }}"
               class="btn btn-sm fw-bold" style="background:#eff6ff;color:#2563eb;border:1px solid #bfdbfe;">
                <i class="bi bi-filetype-xml me-1"></i> XML
            </a>
            @endif
            @if($order->cdr_path)
            <a href="{{ route('billing.cdr', $order) }}"
               class="btn btn-sm fw-bold" style="background:#f0fdf4;color:#16a34a;border:1px solid #bbf7d0;">
                <i class="bi bi-archive me-1"></i> CDR
            </a>
            @endif
            @if(in_array($order->sunat_status, ['PENDING','ERROR','REJECTED']))
            <form method="POST" action="{{ route('billing.retry', $order) }}" class="d-inline" onsubmit="return confirmarEnvio(this, 'Se reintentará el envío a SUNAT.', {confirmText:'Sí, reintentar'})">
                @csrf
                <button class="btn btn-sm fw-bold text-white" style="background:#f97316;">
                    <i class="bi bi-arrow-repeat me-1"></i> Reintentar
                </button>
            </form>
            @endif
            @if($order->sunat_status === 'ACCEPTED')
            <a href="{{ route('credit_notes.create', $order) }}"
               class="btn btn-sm fw-bold" style="background:#fffbeb;color:#b45309;border:1px solid #fde68a;">
                <i class="bi bi-arrow-counterclockwise me-1"></i> Nota de Crédito
            </a>
            <a href="{{ route('voided.create', $order) }}"
               class="btn btn-sm fw-bold" style="background:#fef2f2;color:#dc2626;border:1px solid #fecaca;">
                <i class="bi bi-x-octagon me-1"></i> Dar de baja
            </a>
            @endif
        </div>
    </div>

    @if(session('success'))<div class="alert alert-success border-0 rounded-3 py-2">{{ session('success') }}</div>@endif
    @if(session('error'))<div class="alert alert-danger border-0 rounded-3 py-2">{{ session('error') }}</div>@endif

    <div class="row g-3">

        {{-- COLUMNA IZQUIERDA --}}
        <div class="col-lg-7">

            {{-- Detalle del comprobante --}}
            <div class="card border-0 shadow-sm rounded-4 overflow-hidden">
                <div class="card-header py-2 px-4 border-bottom d-flex align-items-center gap-2" style="background:#1e1b3a;">
                    <i class="bi bi-receipt text-white"></i>
                    <span class="fw-bold text-white" style="font-size:.85rem;">DETALLE DEL COMPROBANTE</span>
                </div>
                <div class="card-body p-0">
                    <table class="table table-hover align-middle mb-0 small">
                        <thead style="background:#f8f7ff;">
                            <tr>
                                <th class="px-4 py-2" style="font-size:.72rem;text-transform:uppercase;color:#64748b;">Cant</th>
                                <th class="py-2" style="font-size:.72rem;text-transform:uppercase;color:#64748b;">Producto</th>
                                <th class="py-2 text-end" style="font-size:.72rem;text-transform:uppercase;color:#64748b;">Precio Unit.</th>
                                <th class="py-2 text-end px-4" style="font-size:.72rem;text-transform:uppercase;color:#64748b;">Subtotal</th>
                            </tr>
                        </thead>
                        <tbody>
                            @foreach($order->details as $d)
                            <tr>
                                <td class="px-4 py-2">
                                    <span class="badge bg-light text-dark border fw-bold">{{ $d->quantity }}</span>
                                </td>
                                <td class="py-2 fw-semibold">{{ $d->product->name ?? '—' }}</td>
                                <td class="py-2 text-end text-muted">S/ {{ number_format($d->price, 2) }}</td>
                                <td class="py-2 text-end px-4 fw-bold">S/ {{ number_format($d->price * $d->quantity, 2) }}</td>
                            </tr>
                            @endforeach
                        </tbody>
                        <tfoot style="background:#f8f7ff;">
                            <tr>
                                <td colspan="3" class="text-end px-4 py-2 text-muted small">Op. Gravada:</td>
                                <td class="text-end px-4 py-2 fw-semibold">S/ {{ number_format($order->total_gravada, 2) }}</td>
                            </tr>
                            <tr>
                                <td colspan="3" class="text-end px-4 py-2 text-muted small">IGV (18%):</td>
                                <td class="text-end px-4 py-2 fw-semibold">S/ {{ number_format($order->igv, 2) }}</td>
                            </tr>
                            <tr>
                                <td colspan="3" class="text-end px-4 py-3 fw-bold" style="font-size:.9rem;">TOTAL:</td>
                                <td class="text-end px-4 py-3 fw-bold text-primary" style="font-size:1.1rem;">
                                    S/ {{ number_format($order->total, 2) }}
                                </td>
                            </tr>
                        </tfoot>
                    </table>
                </div>
            </div>

            {{-- Notas de crédito --}}
            @if($order->creditNotes->isNotEmpty())
            <div class="card border-0 shadow-sm rounded-4 mt-3">
                <div class="card-header py-2 px-4 bg-white border-bottom">
                    <span class="fw-bold" style="font-size:.85rem;"><i class="bi bi-arrow-counterclockwise me-1 text-warning"></i> Notas de Crédito</span>
                </div>
                <ul class="list-group list-group-flush">
                    @foreach($order->creditNotes as $cn)
                    <li class="list-group-item d-flex justify-content-between align-items-center py-2 px-4">
                        <div>
                            <a href="{{ route('credit_notes.show', $cn) }}" class="fw-bold text-decoration-none">{{ $cn->full_number }}</a>
                            <span class="text-muted small ms-1">— {{ $cn->reason_description }}</span>
                        </div>
                        <span class="badge rounded-pill {{ $cn->sunat_status === 'ACCEPTED' ? 'bg-success' : 'bg-danger' }}">
                            {{ $cn->sunat_status }}
                        </span>
                    </li>
                    @endforeach
                </ul>
            </div>
            @endif
        </div>

        {{-- COLUMNA DERECHA --}}
        <div class="col-lg-5">

            {{-- Cliente --}}
            <div class="card border-0 shadow-sm rounded-4 mb-3">
                <div class="card-header py-2 px-4 bg-white border-bottom">
                    <span class="fw-bold" style="font-size:.85rem;"><i class="bi bi-person-fill me-1 text-primary"></i> Datos del Cliente</span>
                </div>
                <div class="card-body px-4 py-3">
                    <div class="d-flex align-items-center gap-3">
                        <div class="rounded-circle d-flex align-items-center justify-content-center text-white fw-bold flex-shrink-0"
                             style="width:42px;height:42px;background:#6366f1;font-size:1rem;">
                            {{ strtoupper(substr($order->client_name ?? 'P', 0, 1)) }}
                        </div>
                        <div>
                            <div class="fw-bold" style="font-size:.9rem;">{{ $order->client_name ?? 'Público General' }}</div>
                            <div class="text-muted small">
                                {{ $order->document_type === 'Factura' ? 'RUC' : 'DNI' }}: {{ $order->client_document ?? '—' }}
                            </div>
                        </div>
                    </div>
                    <div class="mt-3 pt-2 border-top d-flex justify-content-between small text-muted">
                        <span><i class="bi bi-table me-1"></i>{{ $order->table->name ?? 'POS Rápido' }}</span>
                        <span><i class="bi bi-credit-card me-1"></i>
                            @php
                                $pm = $order->payment_method ?? 'cash';
                                $etiquetas = ['cash'=>'Efectivo','card'=>'Tarjeta','yape'=>'Yape','plin'=>'Plin','transferencia'=>'Transf.'];
                            @endphp
                            @if($pm === 'mixed')
                                Mixto ({{ $order->payments->map(fn($p) => ($etiquetas[$p->method] ?? ucfirst($p->method)) . ' S/' . number_format($p->amount,2))->implode(' + ') }})
                            @else
                                {{ $etiquetas[$pm] ?? ucfirst($pm) }}
                            @endif
                        </span>
                        <span><i class="bi bi-calendar me-1"></i>{{ $order->created_at?->format('d/m/Y') }}</span>
                    </div>
                </div>
            </div>

            {{-- Trazabilidad SUNAT --}}
            <div class="card border-0 shadow-sm rounded-4">
                <div class="card-header py-2 px-4 border-bottom" style="background:#1e1b3a;">
                    <span class="fw-bold text-white" style="font-size:.85rem;"><i class="bi bi-shield-check me-1"></i> Trazabilidad SUNAT</span>
                </div>
                <div class="card-body px-4 py-3">
                    {{-- Estado grande --}}
                    <div class="text-center p-3 rounded-3 mb-3" style="background:{{ $colorHex }}15;border:1.5px solid {{ $colorHex }}40;">
                        <div class="fw-bold" style="font-size:1.1rem;color:{{ $colorHex }};">
                            @if($order->sunat_status === 'ACCEPTED') ✔ ACEPTADO
                            @elseif($order->sunat_status === 'PENDING') ⏳ PENDIENTE
                            @elseif($order->sunat_status === 'OBSERVED') ⚠ OBSERVADO
                            @elseif($order->sunat_status === 'VOIDED') 🚫 ANULADO
                            @else ✗ ERROR @endif
                        </div>
                        @if($order->sunat_description)
                        <small style="color:{{ $colorHex }};">{{ $order->sunat_description }}</small>
                        @endif
                    </div>

                    <div class="small">
                        @php
                            $rows = [
                                ['Código SUNAT', $order->sunat_code ?? '—'],
                                ['Hash', $order->hash ? substr($order->hash, 0, 20).'...' : '—'],
                                ['Enviado', $order->sent_at?->format('d/m/Y H:i:s') ?? '—'],
                                ['XML', $order->xml_path ? basename($order->xml_path) : '—'],
                                ['CDR', $order->cdr_path ? basename($order->cdr_path) : '—'],
                            ];
                        @endphp
                        @foreach($rows as [$label, $value])
                        <div class="d-flex justify-content-between py-2 border-bottom" style="font-size:.8rem;">
                            <span class="text-muted">{{ $label }}</span>
                            <span class="fw-semibold text-end" style="max-width:60%;word-break:break-all;">{{ $value }}</span>
                        </div>
                        @endforeach
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
@endsection