@extends('backend.layouts.app')

@section('content')
    <div class="container-fluid bg-white p-4 rounded-2">
        <h3 class="mb-4 text-primary">Generate Invoices</h3>
        <form method="GET" id="filterForm" class="row g-3 align-items-center mb-4">
            <div class="row">
                <div class="col-4 mx-auto">
                    <label for="date" class="form-label">Select Date:</label>
                    <input type="date" id="date" name="date" class="form-control border-primary"
                        value="{{ request('date', date('Y-m-d')) }}">
                    <button type="submit" class="btn btn-outline-primary mt-2 w-100">
                        <i class="fas fa-filter"></i> Filter
                    </button>
                </div>
            </div>
        </form>

        @if ($subscriptions->count() > 0)
            <div class="d-flex justify-content-between mb-2">
                <div>
                    <button class="btn btn-primary" id="generateSelected">
                        <i class="fas fa-file-invoice"></i> Generate Selected
                    </button>
                </div>
                <div>
                    <span class="badge bg-info">{{ $subscriptions->count() }} subscription(s) found</span>
                </div>
            </div>
            <div id="alert"></div>
            <div class="table-responsive">
                <table class="table table-striped align-middle">
                    <thead class="table-primary">
                        <tr>
                            <th><input type="checkbox" id="selectAll"></th>
                            <th>Organizer</th>
                            <th>Plan</th>
                            <th>Amount</th>
                            <th>Next Payment Date</th>
                            <th>Actions</th>
                        </tr>
                    </thead>
                    <tbody>
                        @foreach ($subscriptions as $subscription)
                            @php
                                $invoice = $subscription->invoices->first();
                            @endphp
                            <tr id="row-{{ $subscription->id }}">
                                <td>
                                    <input type="checkbox" class="sub-check"
                                        value="{{ $subscription->id }}" {{ $invoice ? 'disabled' : '' }}>
                                </td>
                                <td>{{ $subscription->organizer->full_name ?? 'N/A' }}</td>
                                <td>{{ $subscription->subscriptionType->name ?? 'N/A' }}</td>
                                <td>{{ number_format($subscription->subscriptionType->amount ?? 0, 2) }}</td>
                                <td>{{ $subscription->next_payment_date }}</td>
                                <td>
                                    @if ($invoice)
                                        <a href="{{ route('invoice.show', $invoice->id) }}" class="btn btn-info btn-sm" target="_blank">
                                            <i class="fas fa-eye"></i> View Invoice
                                        </a>
                                    @else
                                        <button class="btn btn-success btn-sm single-generate"
                                            data-id="{{ $subscription->id }}">
                                            <i class="fas fa-bolt"></i> Generate
                                        </button>
                                    @endif
                                </td>
                            </tr>
                        @endforeach

                    </tbody>
                </table>
            </div>
        @else
            <div class="alert alert-warning">No subscriptions found for this date.</div>
        @endif
    </div>
@endsection

@push('script')
    <script>
        $(function() {
            $('#selectAll').on('click', function() {
                $('.sub-check').prop('checked', $(this).prop('checked'));
            });

            $('.single-generate').on('click', function() {
                let id = $(this).data('id');
                if (confirm("Generate invoice for this subscription?")) {
                    generateInvoice([id]);
                }
            });

            $('#generateSelected').on('click', function() {
                let ids = [];
                $('.sub-check:checked').each(function() {
                    ids.push($(this).val());
                });
                if (ids.length > 0) {
                    if (confirm(`Generate invoices for ${ids.length} selected subscriptions?`)) {
                        generateInvoice(ids);
                    }
                } else {
                    $('#alert').html(
                        `<div class="alert alert-warning">Please select at least one subscription.</div>`
                    );
                }
            });

            function generateInvoice(ids) {
                ids.forEach(function(sub_id) {
                    $.ajax({
                        url: "{{ route('subscription_invoice.store') }}",
                        type: "POST",
                        data: {
                            subscription_id: sub_id,
                            _token: "{{ csrf_token() }}"
                        },
                        success: function(res) {
                            if (res.status) {
                                $('#row-' + sub_id + ' .single-generate').addClass('d-none');
                                $('#row-' + sub_id + ' .view-invoice')
                                    .removeClass('d-none')
                                    .attr('href', '/invoices/' + res.invoice_id);
                                $('#alert').html(
                                    `<div class="alert alert-success">${res.message}</div>`);
                            } else {
                                $('#alert').html(
                                    `<div class="alert alert-warning">${res.message}</div>`);
                            }
                        },
                        error: function(xhr) {
                            console.log(xhr.responseText);
                            $('#alert').html(
                                `<div class="alert alert-danger">Something went wrong.</div>`
                            );
                        }
                    });
                });
            }
        });
    </script>
@endpush