@extends('documents.procurement._layout', [
    'documentTitle' => 'Proforma Invoice',
    'reference'     => $proformaInvoice->pi_reference,
    'documentDate'  => \Carbon\Carbon::parse($proformaInvoice->pi_date)->format('d M Y'),
])

@section('header-meta')
    @if($proformaInvoice->supplier_pi_number)
        <div style="font-size: 9pt; color: #444; margin-top: 4px;">
            Supplier Ref: <strong>{{ $proformaInvoice->supplier_pi_number }}</strong>
        </div>
    @endif
    <div style="font-size: 9pt; color: #444;">
        Valid Until: {{ \Carbon\Carbon::parse($proformaInvoice->validity_date)->format('d M Y') }}
    </div>
    <div style="font-size: 9pt; margin-top: 2px; padding: 2px 6px; display: inline-block; border: 1px solid #ccc;">
        {{ strtoupper($proformaInvoice->status) }}
    </div>
@endsection

@section('content')

    @php
        $currency   = $proformaInvoice->currency;
        $supplier   = $proformaInvoice->supplier;
        $balanceDue = $proformaInvoice->total_amount - $proformaInvoice->amount_paid;
    @endphp

    {{-- Supplier block --}}
    <table style="margin-bottom: 20px; border: none;">
        <tr>
            <td style="border:none; width:50%; vertical-align:top; padding: 0 20px 0 0;">
                <strong style="font-size:10pt;">Bill To / Supplier:</strong><br>
                <strong>{{ $supplier?->name ?? '—' }}</strong><br>
                @if($supplier?->contact_email)
                    {{ $supplier->contact_email }}<br>
                @endif
                @if($supplier?->contact_phone)
                    {{ $supplier->contact_phone }}<br>
                @endif
                @if($supplier?->city)
                    {{ $supplier->city }}
                @endif
            </td>
            <td style="border:none; width:50%; vertical-align:top;">
                <strong style="font-size:10pt;">Payment Details:</strong><br>
                Currency: <strong>{{ $currency?->code ?? '—' }} ({{ $currency?->name ?? '' }})</strong><br>
                @if($proformaInvoice->exchange_rate)
                    Exchange Rate: {{ number_format($proformaInvoice->exchange_rate, 4) }} to base<br>
                @endif
                @if($proformaInvoice->sourcingTrip)
                    Trip Ref: {{ $proformaInvoice->sourcingTrip->trip_reference }}
                @endif
            </td>
        </tr>
    </table>

    {{-- Line items --}}
    <table>
        <thead>
            <tr>
                <th>#</th>
                <th>Product</th>
                <th>SKU</th>
                <th style="text-align:right;">Qty</th>
                <th>UoM</th>
                <th style="text-align:right;">Unit Price ({{ $currency?->code ?? '' }})</th>
                <th style="text-align:right;">Line Total ({{ $currency?->code ?? '' }})</th>
                <th>Availability</th>
            </tr>
        </thead>
        <tbody>
            @foreach($proformaInvoice->items as $i => $item)
                <tr class="avoid-break-inside">
                    <td>{{ $i + 1 }}</td>
                    <td>{{ $item->product?->name ?? '—' }}</td>
                    <td class="font-mono" style="font-size:9pt;">{{ $item->product?->sku ?? '—' }}</td>
                    <td style="text-align:right;" class="font-mono">{{ number_format($item->quantity, 0) }}</td>
                    <td>{{ $item->quantity_uom ?? '—' }}</td>
                    <td style="text-align:right;" class="font-mono">{{ number_format($item->unit_price, 2) }}</td>
                    <td style="text-align:right;" class="font-mono">{{ number_format($item->total_price, 2) }}</td>
                    <td style="font-size:9pt;">{{ ucwords(str_replace('_', ' ', $item->availability_status ?? '')) }}</td>
                </tr>
            @endforeach
        </tbody>
    </table>

    {{-- Totals --}}
    <table style="margin-top: 16px; width: 50%; margin-left: auto; border: none;">
        <tr>
            <td style="border:none; padding:4px 8px; font-weight:bold; text-align:right;">Subtotal</td>
            <td style="border:none; padding:4px 8px; text-align:right;" class="font-mono">
                {{ number_format($proformaInvoice->subtotal, 2) }} {{ $currency?->code ?? '' }}
            </td>
        </tr>
        <tr>
            <td style="border:none; padding:4px 8px; font-weight:bold; text-align:right;">Total Amount</td>
            <td style="border:none; padding:4px 8px; text-align:right;" class="font-mono">
                {{ number_format($proformaInvoice->total_amount, 2) }} {{ $currency?->code ?? '' }}
            </td>
        </tr>
        @if($proformaInvoice->amount_paid > 0)
            <tr>
                <td style="border:none; padding:4px 8px; font-weight:bold; text-align:right;">Amount Paid</td>
                <td style="border:none; padding:4px 8px; text-align:right;" class="font-mono">
                    ({{ number_format($proformaInvoice->amount_paid, 2) }}) {{ $currency?->code ?? '' }}
                </td>
            </tr>
        @endif
        <tr style="border-top: 2px solid #000;">
            <td style="border:none; padding:8px 8px 4px; font-weight:bold; font-size:13pt; text-align:right;">Balance Due</td>
            <td style="border:none; padding:8px 8px 4px; font-size:13pt; text-align:right;" class="font-mono">
                <strong>{{ number_format($balanceDue, 2) }} {{ $currency?->code ?? '' }}</strong>
            </td>
        </tr>
    </table>

    {{-- Payments received --}}
    @if($proformaInvoice->payments && $proformaInvoice->payments->count())
        <h2>Payments Received</h2>
        <table>
            <thead>
                <tr>
                    <th>Date</th>
                    <th>Reference</th>
                    <th>Method</th>
                    <th style="text-align:right;">Amount</th>
                </tr>
            </thead>
            <tbody>
                @foreach($proformaInvoice->payments as $payment)
                    <tr class="avoid-break-inside">
                        <td>{{ $payment->payment_date ? \Carbon\Carbon::parse($payment->payment_date)->format('d M Y') : '—' }}</td>
                        <td class="font-mono" style="font-size:9pt;">{{ $payment->payment_reference ?? '—' }}</td>
                        <td>{{ $payment->payment_method ?? '—' }}</td>
                        <td style="text-align:right;" class="font-mono">
                            {{ number_format($payment->amount, 2) }} {{ $payment->payment_currency_code ?? '' }}
                        </td>
                    </tr>
                @endforeach
            </tbody>
        </table>
    @endif

    {{-- Notes / payment terms --}}
    @if($proformaInvoice->notes)
        <h2>Notes / Payment Terms</h2>
        <p>{{ $proformaInvoice->notes }}</p>
    @endif

@endsection