@extends('layouts.layout-horizontal')

@section('title', 'Purchase Order Details')

@section('content')
<div class="container-fluid">

    {{-- Printable Area --}}
    <div class="card" id="print-section">
        <div class="card-header d-flex align-items-center justify-content-between no-print">
            <h5 class="mb-0">{{ $order->po_no }}</h5>
            <div>
                <a href="{{ route('purchase-orders.index') }}" class="btn btn-secondary me-1">Back</a>
                @if(($displayStatus ?? $order->status) === 'closed')
                    <span class="badge bg-dark fs-6">Closed</span>
                @else
                    <a href="{{ route('purchase-orders.edit', $order->id) }}" class="btn btn-outline-primary me-1">
                        <i class="ph-duotone ph-pencil-simple"></i> Edit
                    </a>
                    <form action="{{ route('purchase-orders.close', $order->id) }}" method="POST" class="d-inline"
                        onsubmit="return confirm('Close this Purchase Order? You will not be able to convert it to a bill after closing.')">
                        @csrf
                        <button class="btn btn-outline-warning me-1">
                            <i class="ph-duotone ph-lock-key"></i> Close PO
                        </button>
                    </form>
                    <button type="button" class="btn btn-success" data-bs-toggle="modal" data-bs-target="#convertModal">
                        <i class="ph-duotone ph-receipt"></i> Create Bill
                    </button>
                @endif
            </div>
        </div>
        <div class="card-body p-4">
            
            {{-- Header: PO Details --}}
            <div class="row mb-4">
                <div class="col-sm-6">
                    <div class="detail-meta">
                    <h5 class="text-primary fw-bold mb-1">PURCHASE ORDER</h5>
                    <span class="badge {{ ($displayStatus ?? $order->status) === 'closed' ? 'bg-dark' : 'bg-light text-dark border' }}">
                        {{ ($displayStatus ?? $order->status) ? ucfirst($displayStatus ?? $order->status) : 'Draft' }}
                    </span>
                    </div>
                </div>
                <div class="col-sm-6 text-sm-end">
                    <div class="detail-meta">
                    <h5 class="fw-bold mb-0">{{ $order->po_no }}</h5>
                    <p class="text-muted mb-0">Date: <strong>{{ $order->order_date->format('d M, Y') }}</strong></p>
                    </div>
                </div>
            </div>

            <hr class="my-4">

            {{-- Items Table --}}
            <div class="table-responsive">
                <table class="table table-hover table-sm align-middle">
                    <thead class="table-light">
                        <tr>
                            <th style="width: 50px;" class="text-center">#</th>
                            <th>Product Description</th>
                            <th class="text-center">Qty</th>
                            <th class="text-center">Unit</th>
                            <th>Shortlisted Suppliers</th>
                            <th class="text-center">Bill Status</th>
                        </tr>
                    </thead>
                    <tbody>
                        @foreach($order->items as $item)
                        @php
                            $conversion = $conversionStatuses[$item->id] ?? null;
                            $statusLabel = $conversion['label'] ?? 'Pending';
                            $statusClass = $statusLabel === 'Converted' ? 'success' : ($statusLabel === 'Partial' ? 'warning' : 'secondary');
                        @endphp
                        <tr>
                            <td class="text-center">{{ $loop->iteration }}</td>
                            <td>
                                <span class="fw-bold">{{ $item->product->name }}</span>
                                @if($item->product->sku)
                                    <br><small class="text-muted">SKU: {{ $item->product->sku }}</small>
                                @endif
                            </td>
                            <td class="text-center fw-bold">{{ indian_number($item->qty + 0, 3) }}</td>
                            <td class="text-center">{{ $item->unit ?? '-' }}</td>
                            <td>
                                @if($item->suppliers->isNotEmpty())
                                    <ul class="list-unstyled mb-0">
                                        @foreach($item->suppliers as $supplier)
                                            <li class="mb-1">
                                                <i class="ph-duotone ph-check-square text-success me-1"></i>
                                                {{ $supplier->name }}
                                            </li>
                                        @endforeach
                                    </ul>
                                @else
                                    <span class="text-muted small fst-italic">No supplier selected</span>
                                @endif
                            </td>
                            <td class="text-center">
                                <span class="badge bg-{{ $statusClass }}">{{ $statusLabel }}</span>
                                @if($conversion)
                                    <div class="small text-muted mt-1">
                                        {{ indian_number($conversion['converted_qty'], 3) }} / {{ indian_number($item->qty + 0, 3) }}
                                    </div>
                                    <div class="small text-muted">
                                        @foreach($conversion['bills'] as $bill)
                                            <div>{{ $bill['bill_no'] }}@if(!empty($bill['supplier_name'])) - {{ $bill['supplier_name'] }}@endif</div>
                                        @endforeach
                                    </div>
                                @endif
                            </td>
                        </tr>
                        @endforeach
                    </tbody>
                </table>
            </div>

            {{-- Footer / Signature Area --}}
            <div class="row mt-5 pt-4">
                
                
                {{-- Only visible on print --}}
                <div class="col-12 mt-5 d-none d-print-block">
                    <div class="d-flex justify-content-between">
                        <div class="border-top border-dark pt-2 w-25 text-center">Prepared By</div>
                        <div class="border-top border-dark pt-2 w-25 text-center">Authorized Signatory</div>
                    </div>
                </div>
            </div>

        </div>
    </div>
</div>

@if(($displayStatus ?? $order->status) !== 'closed')
{{-- Convert to Bill Modal --}}
<div class="modal fade" id="convertModal" tabindex="-1" aria-hidden="true">
    <div class="modal-dialog">
        <form action="{{ route('purchase-orders.convert', $order->id) }}" method="POST">
            @csrf
            <div class="modal-content">
                <div class="modal-header">
                    <h5 class="modal-title">Convert to Purchase Bill</h5>
                    <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
                </div>
                <div class="modal-body">
                    <p>Select the supplier you are receiving goods from. Only items marked for this supplier will be transferred.</p>

                    <div class="table-responsive mb-3">
                        <table class="table table-sm align-middle">
                            <thead class="table-light">
                                <tr>
                                    <th>Item</th>
                                    <th class="text-center">Qty</th>
                                    <th class="text-center">Status</th>
                                </tr>
                            </thead>
                            <tbody>
                                @foreach($order->items as $item)
                                    @php
                                        $conversion = $conversionStatuses[$item->id] ?? null;
                                        $statusLabel = $conversion['label'] ?? 'Pending';
                                        $statusClass = $statusLabel === 'Converted' ? 'success' : ($statusLabel === 'Partial' ? 'warning' : 'secondary');
                                    @endphp
                                    <tr>
                                        <td>
                                            <div class="fw-semibold">{{ $item->product->name }}</div>
                                            @if($conversion)
                                                <div class="small text-muted">
                                                    @foreach($conversion['bills'] as $bill)
                                                        <span>{{ $bill['bill_no'] }}</span>@if(!$loop->last), @endif
                                                    @endforeach
                                                </div>
                                            @endif
                                        </td>
                                        <td class="text-center">{{ indian_number($item->qty + 0, 3) }}</td>
                                        <td class="text-center"><span class="badge bg-{{ $statusClass }}">{{ $statusLabel }}</span></td>
                                    </tr>
                                @endforeach
                            </tbody>
                        </table>
                    </div>
                    
                    <div class="mb-3">
                        <label class="form-label required">Select Supplier</label>
                        <select name="supplier_id" class="form-select" required>
                            <option value="">-- Choose Supplier --</option>
                            {{-- Extract unique suppliers from the items collection --}}
                            @php
                                $uniqueSuppliers = $order->items->flatMap->suppliers->unique('id');
                            @endphp
                            @foreach($uniqueSuppliers as $supplier)
                                <option value="{{ $supplier->id }}">{{ $supplier->name }}</option>
                            @endforeach
                        </select>
                    </div>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
                    <button type="submit" class="btn btn-success">Proceed to Bill</button>
                </div>
            </div>
        </form>
    </div>
</div>
@endif

{{-- Print Styling --}}
<style>
    @media print {
        .no-print { display: none !important; }
        body { background-color: white !important; }
        .card { border: none !important; box-shadow: none !important; }
        .d-print-block { display: block !important; }
    }
</style>
@endsection