@extends('layout.mainlayout')
@section('content')

<div class="page-wrapper">
    <div class="content">
        <div class="page-header">
            <div class="page-title">
                <h4>Order Management</h4>
                <h6><a href="{{ route('dashboard') }}">Dashboard</a> / Order Management</h6>
            </div>
        </div>

        @if (session('success'))
            <div class="alert alert-success alert-dismissible fade show" role="alert">
                {{ session('success') }}
                <button type="button" class="btn-close" data-bs-dismiss="alert"></button>
            </div>
        @endif

        <div class="card table-list-card">
            <div class="card-body">
                <div class="table-top d-flex justify-content-between align-items-center mb-3">
                    <h5 class="mb-0 fw-semibold">Order List</h5>
                    <div class="d-flex align-items-center gap-2">
                        <form method="GET" action="{{ route('admin.order.history') }}" class="d-flex align-items-center m-0">
                            <select name="status" class="form-select form-select-sm" onchange="this.form.submit()" style="width: auto; min-width: 130px;">
                                <option value="all" {{ request('status') === 'all' ? 'selected' : '' }}>All Statuses</option>
                                <option value="PENDING" {{ request('status', 'PENDING') === 'PENDING' ? 'selected' : '' }}>Pending</option>
                                <option value="COOKING" {{ request('status') === 'COOKING' ? 'selected' : '' }}>Cooking</option>
                                <option value="READY" {{ request('status') === 'READY' ? 'selected' : '' }}>Ready</option>
                                <option value="COMPLETED" {{ request('status') === 'COMPLETED' ? 'selected' : '' }}>Completed</option>
                                <option value="CANCELLED" {{ request('status') === 'CANCELLED' ? 'selected' : '' }}>Cancelled</option>
                            </select>
                        </form>
                        <a href="{{ route('admin.create.order') }}" class="btn btn-success px-3">+ New Order</a>
                    </div>
                </div>

                <div class="table-responsive">
                    <table class="table datane table-hover">
                        <thead class="table-light">
                            <tr>
                                <th>Order Number / Type</th>
                                <th>Total</th>
                                <th>Created By</th>
                                <th>Order Status</th>
                                <th>Payment</th>
                                <th>Date Time</th>
                                <th>Action</th>
                            </tr>
                        </thead>
                        <tbody>
                            @forelse($orders as $order)
                            <tr id="row-{{ $order->id }}">
                                <td>
                                    <div class="fw-semibold">{{ $order->order_number }}</div>
                                    <div class="mt-1" style="font-size:13px;">
                                        <span class="text-primary">{{ $order->order_type }}</span>
                                        @if($order->order_type === 'DINE_IN')
                                            <div style="font-size:12px;color:#6b7280;">
                                                @if($order->table_id) <div>Table: <span class="fw-semibold text-dark">{{ $order->table_id }}</span></div> @endif
                                                @if($order->waiter_id) <div>Waiter: <span class="fw-semibold text-dark">{{ $order->waiter_id }}</span></div> @endif
                                            </div>
                                        @endif
                                    </div>
                                </td>
                                <td>Tsh {{ number_format($order->total_amount, 2) }}</td>
                                <td>{{ $order->created_by ?? 'System' }}</td>

                                {{-- Order Status Badge --}}
                                <td>
                                    @php
                                        $osColor = match($order->order_status) {
                                            'PENDING'   => 'warning',
                                            'COOKING'   => 'info',
                                            'READY'     => 'success',
                                            'COMPLETED' => 'primary',
                                            'CANCELLED' => 'danger',
                                            default     => 'secondary',
                                        };
                                        $osLabel = $order->order_status === 'READY' ? 'DONE' : $order->order_status;
                                    @endphp
                                    <span class="badge bg-{{ $osColor }} px-3 py-1" id="os-{{ $order->id }}">{{ $osLabel }}</span>
                                    @if($order->chef_comment)
                                        <br><small class="text-muted">💬 {{ $order->chef_comment }}</small>
                                    @endif
                                </td>

                                {{-- Payment Status Badge --}}
                                <td>
                                    @php
                                        $psColor = match($order->payment_status) {
                                            'PAID'    => 'success',
                                            'PARTIAL' => 'warning',
                                            default   => 'danger',
                                        };
                                    @endphp
                                    <span class="badge bg-{{ $psColor }} px-3 py-1" id="ps-{{ $order->id }}">
                                        {{ $order->payment_status }}
                                    </span>
                                </td>

                                <td>{{ \Carbon\Carbon::parse($order->created_at)->format('Y-m-d H:i:s') }}</td>

                                <td>
                                    {{-- Receipt --}}
                                    <button class="btn btn-warning btn-sm me-1 view-order-btn"
                                        data-id="{{ $order->id }}" title="View Receipt">📄</button>

                                    {{-- Direct Print --}}
                                    <button class="btn btn-info btn-sm me-1 print-order-btn text-white"
                                        data-id="{{ $order->id }}" title="Print Receipt">🖨</button>

                                    {{-- Pay button — only when READY and not yet PAID --}}
                                    @if($order->order_status === 'READY' && $order->payment_status !== 'PAID')
                                    <button class="btn btn-success btn-sm me-1 pay-btn"
                                        data-id="{{ $order->id }}"
                                        data-total="{{ $order->total_amount }}"
                                        title="Record Payment">💳 Pay</button>
                                    @endif

                                    {{-- Delete --}}
                                    <form method="POST" action="{{ route('admin.order.delete', $order->id) }}"
                                          style="display:inline;"
                                          onsubmit="return confirm('Delete order {{ $order->order_number }}?');">
                                        @csrf
                                        @method('DELETE')
                                        <button type="submit" class="btn btn-danger btn-sm">✕</button>
                                    </form>
                                </td>
                            </tr>
                            @empty
                            <tr>
                                <td colspan="7" class="text-center text-muted py-4">
                                    No orders yet. <a href="{{ route('admin.create.order') }}">Create one now</a>.
                                </td>
                            </tr>
                            @endforelse
                        </tbody>
                    </table>
                </div>
            </div>
        </div>
    </div>
</div>

{{-- ═══════════════════════════════════════════════════ --}}
{{-- RECEIPT MODAL --}}
{{-- ═══════════════════════════════════════════════════ --}}
<div class="modal fade" id="orderReceiptModal" tabindex="-1" aria-hidden="true">
    <div class="modal-dialog modal-lg">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title fw-bold" id="receiptOrderNum">Order Receipt</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body" id="receiptBody">
                <div class="text-center py-4"><div class="spinner-border text-success"></div></div>
            </div>
            <div class="modal-footer">
                <button class="btn btn-warning" onclick="window.print()">🖨 Print</button>
                <button class="btn btn-secondary" data-bs-dismiss="modal">Close</button>
            </div>
        </div>
    </div>
</div>

{{-- ═══════════════════════════════════════════════════ --}}
{{-- PAYMENT MODAL --}}
{{-- ═══════════════════════════════════════════════════ --}}
<div class="modal fade" id="paymentModal" tabindex="-1" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header bg-success text-white">
                <h5 class="modal-title">💳 Record Payment</h5>
                <button type="button" class="btn-close btn-close-white" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <input type="hidden" id="pay_order_id">

                <div class="mb-3">
                    <label class="form-label fw-semibold">Order Total</label>
                    <input type="text" id="pay_total_display" class="form-control" readonly>
                </div>
                <div class="mb-3">
                    <label class="form-label fw-semibold">Amount Received <span class="text-danger">*</span></label>
                    <input type="number" id="pay_amount" class="form-control" step="0.01" min="0" placeholder="0.00">
                </div>
                <div class="mb-3">
                    <label class="form-label fw-semibold">Payment Method <span class="text-danger">*</span></label>
                    <select id="pay_method" class="form-select">
                        <option value="CASH">Cash</option>
                        <option value="LIPA_NAMBA">Lipa Namba (M-Pesa)</option>
                        <option value="BANK">Bank Transfer</option>
                        <option value="DELIVERY_CASH">Delivery Cash</option>
                    </select>
                </div>
                <div class="mb-3">
                    <label class="form-label fw-semibold">Payment Status <span class="text-danger">*</span></label>
                    <select id="pay_status" class="form-select">
                        <option value="PAID">Paid in Full</option>
                        <option value="PARTIAL">Partial Payment</option>
                    </select>
                </div>
                <div class="mb-3">
                    <label class="form-label fw-semibold">Transaction Reference</label>
                    <input type="text" id="pay_ref" class="form-control" placeholder="e.g. MPESA Ref #">
                </div>

                <div id="paymentAlert" class="alert d-none"></div>
            </div>
            <div class="modal-footer">
                <button class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
                <button class="btn btn-success fw-semibold" id="submitPayBtn" onclick="submitPayment()">
                    Confirm Payment
                </button>
            </div>
        </div>
    </div>
</div>

<script>
(function() {
    function initPage() {
        if (typeof jQuery === 'undefined') { setTimeout(initPage, 50); return; }
        jQuery(document).ready(function($) {

            // ── Receipt modal ──
            $(document).on('click', '.view-order-btn', function() {
                const id = $(this).data('id');
                $('#receiptBody').html('<div class="text-center py-4"><div class="spinner-border text-success"></div></div>');
                $('#orderReceiptModal').modal('show');

                $.get('{{ route("admin.order.details", ":id") }}'.replace(':id', id), function(res) {
                    if (!res.success) { $('#receiptBody').html('<p class="text-danger">Failed to load order.</p>'); return; }
                    const o = res.order;
                    const items = res.items;
                    $('#receiptOrderNum').text('Receipt – ' + o.order_number);
                    let rows = items.map(i =>
                        `<tr><td>${i.product_name||'—'}</td><td class="text-center">${i.quantity}</td>
                         <td class="text-end">Tsh ${parseFloat(i.price).toFixed(2)}</td>
                         <td class="text-end">Tsh ${parseFloat(i.subtotal).toFixed(2)}</td></tr>`
                    ).join('');
                    $('#receiptBody').html(`
                        <div class="row mb-3">
                            <div class="col-6"><strong>Order #:</strong> ${o.order_number}</div>
                            <div class="col-6 text-end"><strong>Type:</strong> ${o.order_type}</div>
                            <div class="col-6 mt-1"><strong>Cashier:</strong> ${o.created_by||'N/A'}</div>
                            <div class="col-6 mt-1 text-end"><strong>Status:</strong> ${o.order_status === 'READY' ? 'DONE' : o.order_status}</div>
                            <div class="col-12 mt-1"><strong>Date:</strong> ${o.created_at}</div>
                            ${o.chef_comment ? `<div class="col-12 mt-1"><strong>Chef Note:</strong> <em>${o.chef_comment}</em></div>` : ''}
                        </div>
                        <table class="table table-bordered table-sm">
                            <thead class="table-light"><tr><th>Item</th><th class="text-center">Qty</th><th class="text-end">Unit</th><th class="text-end">Subtotal</th></tr></thead>
                            <tbody>${rows}</tbody>
                            <tfoot>
                                <tr><td colspan="3" class="text-end fw-semibold">Gross</td><td class="text-end">Tsh ${parseFloat(o.subtotal).toFixed(2)}</td></tr>
                                <tr><td colspan="3" class="text-end fw-semibold">Tax (5%)</td><td class="text-end">Tsh ${parseFloat(o.tax_amount).toFixed(2)}</td></tr>
                                <tr class="table-success"><td colspan="3" class="text-end fw-bold">Net Total</td><td class="text-end fw-bold">Tsh ${parseFloat(o.total_amount).toFixed(2)}</td></tr>
                            </tfoot>
                        </table>
                    `);
                });
            });

            // ── Print Direct ──
            $(document).on('click', '.print-order-btn', function() {
                const id = $(this).data('id');
                $.get('{{ route("admin.order.details", ":id") }}'.replace(':id', id), function(res) {
                    if (!res.success) { alert('Failed to load order for printing.'); return; }
                    
                    const o = res.order;
                    const items = res.items;

                    // Build a hidden printable area if it doesn't exist
                    let printArea = document.getElementById('hiddenPrintArea');
                    if (!printArea) {
                        printArea = document.createElement('div');
                        printArea.id = 'hiddenPrintArea';
                        printArea.style.display = 'none';
                        document.body.appendChild(printArea);
                    }

                    let rows = items.map(i =>
                        `<tr><td style="padding:2px 0;">${i.quantity}x ${i.product_name||'—'}</td><td style="text-align:right;">Tsh ${parseFloat(i.subtotal).toFixed(2)}</td></tr>`
                    ).join('');

                    let html = `
                    <div style="font-family: monospace; width: 300px; margin: 0 auto; padding: 20px; text-align: center; border: 1px solid #ddd;">
                        <h4 style="margin: 0 0 10px 0;">Order Receipt</h4>
                        <div style="font-size: 12px; clear: both; margin-bottom: 10px; text-align: center;">${new Date().toLocaleString()}</div>
                        <hr style="border-top: 1px dashed #000; margin: 10px 0;">
                        <div style="text-align: left; font-size: 14px; margin-bottom: 15px;">
                            <div><strong>Order #:</strong> ${o.order_number}</div>
                            <div><strong>Type:</strong> ${o.order_type}</div>
                            ${o.order_type === 'DINE_IN' && o.table_id ? `<div><strong>Table:</strong> ${o.table_id}</div>` : ''}
                            ${o.order_type === 'DINE_IN' && o.waiter_id ? `<div><strong>Waiter:</strong> ${o.waiter_id}</div>` : ''}
                            ${o.order_type === 'DELIVERY' && o.customer_phone ? `<div><strong>Phone:</strong> ${o.customer_phone}</div>` : ''}
                            ${o.order_type === 'DELIVERY' && o.delivery_address ? `<div><strong>Address:</strong> ${o.delivery_address}</div>` : ''}
                        </div>
                        <hr style="border-top: 1px dashed #000; margin: 10px 0;">
                        <table style="width: 100%; text-align: left; font-size: 13px;">
                            <tr><th style="padding-bottom:5px;">Item</th><th style="padding-bottom:5px; text-align:right;">Total</th></tr>
                            ${rows}
                        </table>
                        <hr style="border-top: 1px dashed #000; margin: 10px 0;">
                        <table style="width: 100%; text-align: left; font-size: 13px;">
                            <tr><td>Gross</td><td style="text-align:right;">Tsh ${parseFloat(o.subtotal).toFixed(2)}</td></tr>
                            <tr><td>Tax (5%)</td><td style="text-align:right;">Tsh ${parseFloat(o.tax_amount).toFixed(2)}</td></tr>
                            <tr><td><strong>Net Total</strong></td><td style="text-align:right;"><strong>Tsh ${parseFloat(o.total_amount).toFixed(2)}</strong></td></tr>
                        </table>
                    </div>`;

                    printArea.innerHTML = html;
                    
                    const originalContent = document.body.innerHTML;
                    document.body.innerHTML = printArea.innerHTML;
                    window.print();
                    document.body.innerHTML = originalContent;
                    location.reload(); 
                });
            });

            // ── Pay modal ──
            $(document).on('click', '.pay-btn', function() {
                const id    = $(this).data('id');
                const total = $(this).data('total');
                $('#pay_order_id').val(id);
                $('#pay_total_display').val('Tsh ' + parseFloat(total).toFixed(2));
                $('#pay_amount').val(parseFloat(total).toFixed(2));
                $('#paymentAlert').addClass('d-none');
                $('#paymentModal').modal('show');
            });
        });
    }
    initPage();
})();

function submitPayment() {
    const orderId  = document.getElementById('pay_order_id').value;
    const amount   = document.getElementById('pay_amount').value;
    const method   = document.getElementById('pay_method').value;
    const status   = document.getElementById('pay_status').value;
    const ref      = document.getElementById('pay_ref').value;

    if (!amount || parseFloat(amount) <= 0) {
        showPayAlert('danger', 'Please enter a valid amount.');
        return;
    }

    const btn = document.getElementById('submitPayBtn');
    btn.disabled = true; btn.textContent = 'Processing...';

    fetch('{{ route("admin.order.payment") }}', {
        method: 'POST',
        headers: { 'Content-Type': 'application/json', 'X-CSRF-TOKEN': '{{ csrf_token() }}' },
        body: JSON.stringify({
            order_id: orderId,
            payment_status: status,
            payment_method: method,
            amount_paid: amount,
            transaction_reference: ref
        })
    })
    .then(r => r.json())
    .then(data => {
        btn.disabled = false; btn.textContent = 'Confirm Payment';
        if (data.success) {
            showPayAlert('success', '✅ Payment recorded successfully!');
            // Update UI badges without full reload
            const psBadge   = document.getElementById('ps-' + orderId);
            const osBadge   = document.getElementById('os-' + orderId);
            const row       = document.getElementById('row-' + orderId);
            if (psBadge) { psBadge.className = 'badge bg-success px-3 py-1'; psBadge.textContent = status; }
            if (osBadge && status === 'PAID') { osBadge.className = 'badge bg-primary px-3 py-1'; osBadge.textContent = 'COMPLETED'; }
            // Remove pay button
            const payBtn = row?.querySelector('.pay-btn');
            if (payBtn) payBtn.remove();
            setTimeout(() => bootstrap.Modal.getInstance(document.getElementById('paymentModal')).hide(), 1500);
        } else {
            showPayAlert('danger', data.message || 'Payment failed.');
        }
    })
    .catch(() => {
        btn.disabled = false; btn.textContent = 'Confirm Payment';
        showPayAlert('danger', 'Network error. Please try again.');
    });
}

function showPayAlert(type, msg) {
    const el = document.getElementById('paymentAlert');
    el.className = 'alert alert-' + type;
    el.textContent = msg;
}
</script>

@endsection