@extends('layouts.layout-horizontal')

@section('title', 'Proforma Invoices')

@section('css')
@include('partials._index-table-styles')
@endsection

@section('content')

    <div class="card">
        {{-- Compact header --}}
        <div class="card-header" style="padding:10px 16px;background:#f8f9fb;border-bottom:1px solid #e9ecef;">
            <div class="d-flex align-items-center justify-content-between">
                <span style="font-weight:700;font-size:.95rem;color:#1e293b">Proforma Invoices</span>
                <div class="d-flex align-items-center gap-2">
                    <span class="badge bg-light text-dark border" style="font-size:.75rem">{{ $proformas->count() }} proformas</span>
                    <a href="{{ route('proforma-invoices.create') }}" class="btn btn-primary btn-sm" style="font-size:.8rem;padding:5px 14px">
                        <i class="ph-duotone ph-plus me-1"></i> New Proforma
                    </a>
                </div>
            </div>
        </div>

        <div class="card-body p-0">
            <div data-st data-st-export="excel">
            <div class="idx-scroll">
                <div class="table-responsive">
                <table class="table table-hover table-sm align-middle mb-0">
                    <thead>
                        <tr>
                            <th>Party</th>
                            <th>Proforma No</th>
                            <th>Status</th>
                            <th class="text-end">Grand Total</th>
                            <th width="180" class="text-center no-sort no-export">Actions</th>
                        </tr>
                    </thead>
                    <tbody>
                        @php
                            $avatarColors = ['#6366f1','#ec4899','#f59e0b','#10b981','#3b82f6','#8b5cf6','#ef4444','#14b8a6','#f97316','#06b6d4'];
                            $grouped = $proformas->groupBy(fn($s) => $s->invoice_date->format('Y-m-d'));
                        @endphp

                        @forelse ($grouped as $date => $dateProformas)
                            {{-- Date group header --}}
                            @php
                                $dateObj = \Carbon\Carbon::parse($date);
                                $dateLabel = $dateObj->isToday() ? 'Today' : ($dateObj->isYesterday() ? 'Yesterday' : $dateObj->format('d M Y'));
                                $dayTotal = $dateProformas->sum('grand_total');
                            @endphp
                            <tr class="date-group-row">
                                <td colspan="5">
                                    <div class="d-flex justify-content-between align-items-center">
                                        <span>{{ $dateLabel }} <span style="font-weight:400;opacity:.6">({{ $dateProformas->count() }})</span></span>
                                        <span class="num num-total">₹{{ indian_number($dayTotal, 2) }}</span>
                                    </div>
                                </td>
                            </tr>

                            @foreach ($dateProformas as $pi)
                                @php $initial = strtoupper(substr($pi->party?->name ?? '?', 0, 1)); $colorIdx = ($pi->party_id ?? 0) % count($avatarColors); @endphp
                                <tr>
                                    <td>
                                        <div class="d-flex align-items-center gap-2">
                                            <span class="party-avatar" style="background:{{ $avatarColors[$colorIdx] }}">{{ $initial }}</span>
                                            <span>{{ $pi->party?->name ?? '—' }}</span>
                                        </div>
                                    </td>
                                    <td>
                                        <a href="{{ route('proforma-invoices.show', $pi->id) }}" class="fw-bold text-primary text-decoration-none">{{ $pi->proforma_no }}</a>
                                    </td>
                                    <td>
                                        @if($pi->status === 'converted')
                                            <span class="badge bg-success">Converted</span>
                                        @else
                                            <span class="badge bg-warning text-dark">Open</span>
                                        @endif
                                    </td>
                                    <td class="text-end num num-total">₹{{ indian_number($pi->grand_total, 2) }}</td>
                                    <td class="text-center">
                                        <div class="tbl-actions">
                                            <a href="{{ route('proforma-invoices.show', $pi->id) }}" class="tbl-act" data-bs-toggle="tooltip" title="View"><i class="ph-duotone ph-eye"></i></a>
                                            @if($pi->status === 'open')
                                                <a href="{{ route('proforma-invoices.edit', $pi->id) }}" class="tbl-act" data-bs-toggle="tooltip" title="Edit"><i class="ph-duotone ph-pencil-simple"></i></a>
                                            @endif
                                            <a href="{{ route('proforma-invoices.pdf', $pi->id) }}" class="tbl-act" target="_blank" data-bs-toggle="tooltip" title="PDF"><i class="ph-duotone ph-file-pdf"></i></a>
                                            <button type="button" class="tbl-act print-pdf-btn" data-pdf-url="{{ route('proforma-invoices.pdf', $pi->id) }}" data-bs-toggle="tooltip" title="Print"><i class="ph-duotone ph-printer"></i></button>
                                            @if($pi->party && $pi->party->mobile)
                                                <button type="button" class="tbl-act wa-share-btn"
                                                    data-mobile="{{ $pi->party->mobile }}"
                                                    data-bill-no="{{ $pi->proforma_no }}"
                                                    data-date="{{ $pi->invoice_date->format('d-M-Y') }}"
                                                    data-amount="{{ indian_number($pi->grand_total, 2) }}"
                                                    data-bs-toggle="tooltip" title="WhatsApp"><i class="ph-duotone ph-whatsapp-logo"></i></button>
                                            @endif
                                            @if($pi->status === 'open')
                                                <div class="dropdown">
                                                    <button class="tbl-act tbl-act-more" type="button" data-bs-toggle="dropdown"><i class="ph-duotone ph-dots-three-vertical"></i></button>
                                                    <ul class="dropdown-menu dropdown-menu-end">
                                                        <li>
                                                            <form action="{{ route('proforma-invoices.convert', $pi->id) }}" method="POST"
                                                                onsubmit="return confirm('Convert this proforma to a sales invoice?')">
                                                                @csrf
                                                                <button class="dropdown-item"><i class="ph-duotone ph-arrow-right me-2"></i>Convert to Invoice</button>
                                                            </form>
                                                        </li>
                                                    </ul>
                                                </div>
                                            @endif
                                        </div>
                                    </td>
                                </tr>
                            @endforeach
                        @empty
                            <tr>
                                <td colspan="5">
                                    @include('partials._empty-state', [
                                        'icon' => 'ph-receipt',
                                        'title' => 'No proforma invoices yet',
                                        'subtitle' => 'Create your first proforma invoice.',
                                        'action' => route('proforma-invoices.create'),
                                        'actionLabel' => 'Create Proforma',
                                    ])
                                </td>
                            </tr>
                        @endforelse
                    </tbody>

                    @if ($proformas->count())
                        <tfoot class="sticky-totals">
                            <tr>
                                <th colspan="3" class="text-end" style="color:#94a3b8">
                                    {{ $proformas->count() }} proformas
                                </th>
                                <th class="text-end num" style="font-size:.95rem;color:#f8fafc;font-weight:700">₹{{ indian_number($proformas->sum('grand_total'), 2) }}</th>
                                <th></th>
                            </tr>
                        </tfoot>
                    @endif
                </table>
                </div>
            </div>
            </div>
        </div>
    </div>

@endsection

@push('scripts')
@php $companyName = currentCompany()->name ?? config('app.name'); @endphp
<script>
document.addEventListener('click', function(e) {
    const waBtn = e.target.closest('.wa-share-btn');
    if (waBtn) {
        const companyName = @json($companyName);
        let phone = waBtn.dataset.mobile.replace(/[\s\-\+\(\)]/g, '');
        if (phone.length === 10) phone = '91' + phone;
        const msg = `*${companyName}*\nProforma Invoice: *${waBtn.dataset.billNo}*\nDate: ${waBtn.dataset.date}\nTotal: ₹${waBtn.dataset.amount}`;
        window.open('https://api.whatsapp.com/send?phone=' + phone + '&text=' + encodeURIComponent(msg), '_blank');
    }

    const printBtn = e.target.closest('.print-pdf-btn');
    if (printBtn) {
        const frame = document.getElementById('print-pdf-frame');
        const origHtml = printBtn.innerHTML;
        printBtn.disabled = true;
        printBtn.innerHTML = '<i class="ph-duotone ph-spinner spin"></i>';
        frame.src = printBtn.dataset.pdfUrl;
        frame.onload = function() {
            try { frame.contentWindow.focus(); frame.contentWindow.print(); } catch (err) { window.open(printBtn.dataset.pdfUrl, '_blank'); }
            printBtn.disabled = false;
            printBtn.innerHTML = origHtml;
        };
    }
});
</script>
<iframe id="print-pdf-frame" style="display:none;"></iframe>
<style>.spin { animation: spin 1s linear infinite; } @keyframes spin { to { transform: rotate(360deg); } }</style>
@endpush