@extends('documents.procurement._layout', [
    'documentTitle' => 'Supplier Invoice',
    'reference'     => $invoice->invoice_reference,
    'documentDate'  => \Carbon\Carbon::parse($invoice->invoice_date)->format('d M Y'),
])

@section('header-meta')
    @if($invoice->supplier_invoice_number)
        <div style="font-size:9pt; color:#444; margin-top:4px;">
            Supplier Ref: <strong>{{ $invoice->supplier_invoice_number }}</strong>
        </div>
    @endif
    @if($invoice->due_date)
        <div style="font-size:9pt; color:#444; margin-top:2px;">
            Due: <strong>{{ \Carbon\Carbon::parse($invoice->due_date)->format('d M Y') }}</strong>
        </div>
    @endif
    <div style="font-size:9pt; margin-top:4px; padding:2px 6px; display:inline-block; border:1px solid #ccc;">
        {{ strtoupper(str_replace('_', ' ', $invoice->status)) }}
    </div>
    <div style="font-size:9pt; margin-top:2px; padding:2px 6px; display:inline-block; border:1px solid #aac;">
        {{ ucwords(str_replace('_', ' ', $invoice->invoice_type)) }}
    </div>
@endsection

@section('content')

@php
    $src = $invoice->source_currency_code;
    $base = $invoice->currency_code;
    $isForeign = $src !== $base;
    $supplier = $invoice->supplier;
    $balanceDue = (float) $invoice->total_amount - (float) $invoice->amount_paid_base;
    $balanceDueSrc = (float) $invoice->total_amount_source - (float) $invoice->amount_paid_source;
@endphp

{{-- Supplier + Invoice details --}}
<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;">Supplier (Bill From):</strong><br>
            <strong>{{ $supplier?->name ?? '—' }}</strong><br>
            @if($supplier?->contact_name) {{ $supplier->contact_name }}<br> @endif
            @if($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;">Invoice Details:</strong><br>
            Currency: <strong>{{ $src }}</strong>
            @if($isForeign) (Base: {{ $base }}, Rate: {{ number_format((float) $invoice->exchange_rate, 4) }}) @endif<br>
            @if($invoice->lpo) LPO Ref: <strong>{{ $invoice->lpo->lpo_reference }}</strong><br> @endif
            @if($invoice->grn) GRN Ref: <strong>{{ $invoice->grn->grn_reference }}</strong><br> @endif
            @if($invoice->deliveryLocation) Location: {{ $invoice->deliveryLocation->name }}<br> @endif
        </td>
    </tr>
</table>

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

{{-- Charges + Totals --}}
<table style="margin-top:16px; width:50%; margin-left:auto; border:none;">
    <tr>
        <td style="border:none; padding:4px 8px; text-align:right;">Subtotal</td>
        <td style="border:none; padding:4px 8px; text-align:right;" class="font-mono">{{ $src }} {{ number_format((float) $invoice->subtotal_source, 2) }}</td>
    </tr>
    @if((float) $invoice->tax_amount_source > 0)
        <tr>
            <td style="border:none; padding:4px 8px; text-align:right;">Tax</td>
            <td style="border:none; padding:4px 8px; text-align:right;" class="font-mono">{{ $src }} {{ number_format((float) $invoice->tax_amount_source, 2) }}</td>
        </tr>
    @endif
    @if((float) $invoice->freight_amount_source > 0)
        <tr>
            <td style="border:none; padding:4px 8px; text-align:right;">Freight</td>
            <td style="border:none; padding:4px 8px; text-align:right;" class="font-mono">{{ $src }} {{ number_format((float) $invoice->freight_amount_source, 2) }}</td>
        </tr>
    @endif
    @if((float) $invoice->insurance_amount_source > 0)
        <tr>
            <td style="border:none; padding:4px 8px; text-align:right;">Insurance</td>
            <td style="border:none; padding:4px 8px; text-align:right;" class="font-mono">{{ $src }} {{ number_format((float) $invoice->insurance_amount_source, 2) }}</td>
        </tr>
    @endif
    @if((float) $invoice->other_charges_source > 0)
        <tr>
            <td style="border:none; padding:4px 8px; text-align:right;">Other Charges</td>
            <td style="border:none; padding:4px 8px; text-align:right;" class="font-mono">{{ $src }} {{ number_format((float) $invoice->other_charges_source, 2) }}</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;">Grand Total</td>
        <td style="border:none; padding:8px 8px 4px; font-size:13pt; text-align:right;" class="font-mono">
            <strong>{{ $src }} {{ number_format((float) $invoice->total_amount_source, 2) }}</strong>
        </td>
    </tr>
    @if($isForeign)
        <tr>
            <td style="border:none; padding:2px 8px; color:#666; font-size:9pt; text-align:right;">Equivalent ({{ $base }})</td>
            <td style="border:none; padding:2px 8px; color:#666; font-size:9pt; text-align:right;" class="font-mono">
                {{ $base }} {{ number_format((float) $invoice->total_amount, 2) }}
            </td>
        </tr>
    @endif
    @if((float) $invoice->amount_paid_source > 0)
        <tr>
            <td style="border:none; padding:4px 8px; text-align:right; color:#16a34a;">Amount Paid</td>
            <td style="border:none; padding:4px 8px; text-align:right; color:#16a34a;" class="font-mono">
                ({{ $src }} {{ number_format((float) $invoice->amount_paid_source, 2) }})
            </td>
        </tr>
        <tr style="border-top:1px solid #000;">
            <td style="border:none; padding:4px 8px; font-weight:bold; text-align:right; {{ $balanceDue > 0 ? 'color:#dc2626;' : 'color:#16a34a;' }}">Balance Due</td>
            <td style="border:none; padding:4px 8px; text-align:right; {{ $balanceDue > 0 ? 'color:#dc2626;' : 'color:#16a34a;' }}" class="font-mono">
                <strong>{{ $src }} {{ number_format($balanceDueSrc, 2) }}</strong>
            </td>
        </tr>
    @endif
</table>

{{-- Approval history --}}
@if($invoice->submittedBy || $invoice->approvedBy)
    <h2>Approval History</h2>
    <table style="border:none;">
        @if($invoice->submittedBy)
            <tr>
                <td style="border:none; width:120px; color:#666;">Submitted by</td>
                <td style="border:none;">{{ $invoice->submittedBy->name }}</td>
                <td style="border:none; color:#666; font-size:9pt;">
                    {{ $invoice->submitted_at ? \Carbon\Carbon::parse($invoice->submitted_at)->format('d M Y H:i') : '' }}
                </td>
            </tr>
        @endif
        @if($invoice->approvedBy)
            <tr>
                <td style="border:none; width:120px; color:#666;">Approved by</td>
                <td style="border:none;">{{ $invoice->approvedBy->name }}</td>
                <td style="border:none; color:#666; font-size:9pt;">
                    {{ $invoice->approved_at ? \Carbon\Carbon::parse($invoice->approved_at)->format('d M Y H:i') : '' }}
                </td>
            </tr>
        @endif
    </table>
@endif

{{-- Notes --}}
@if($invoice->notes)
    <h2>Notes</h2>
    <p>{{ $invoice->notes }}</p>
@endif

@endsection