@extends('admin.templates.layout')
@section('head')
    <link href="https://cdn.jsdelivr.net/npm/select2@4.1.0-rc.0/dist/css/select2.min.css" rel="stylesheet" />
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/select2-bootstrap-5-theme@1.3.0/dist/select2-bootstrap-5-theme.min.css" />
@endsection
@section('content')
<div class="row">
    <div class="col-lg-12">
        <form id="sectionForm" method="POST" action="{{ route('admin.home_sections.store') }}">
            @csrf
            <input type="hidden" name="id" value="{{ $id ?? '' }}">

            <div class="card">
                <div class="card-header">
                    <h5 class="card-title mb-0">Home Section Details</h5>
                </div>
                <div class="card-body">
                    <div class="row">
                        <div class="col-md-8 mb-3">
                            <label class="form-label">Title <span class="text-danger">*</span></label>
                            <input type="text" class="form-control" name="title" value="{{ $section->title ?? '' }}" required placeholder="e.g. Featured Offers">
                        </div>
                        <div class="col-md-4 mb-3">
                            <label class="form-label">Sort Order</label>
                            <input type="number" class="form-control" name="sort_order" value="{{ $section->sort_order ?? 0 }}">
                        </div>
                        <div class="col-md-6 mb-3">
                            <label class="form-label">Type <span class="text-danger">*</span></label>
                            <select class="form-select" name="type" id="type_select" required>
                                <option value="trending" {{ ($section->type ?? '') == 'trending' ? 'selected' : '' }}>Trending</option>
                                <option value="featured" {{ ($section->type ?? '') == 'featured' ? 'selected' : '' }}>Featured</option>
                                <option value="category" {{ ($section->type ?? '') == 'category' ? 'selected' : '' }}>Category Specific</option>
                            </select>
                        </div>
                        <div class="col-md-6 mb-3" id="category_wrapper" style="display: none;">
                            <label class="form-label">Select Category <span class="text-danger">*</span></label>
                            <select class="form-select select2" name="category_id" id="category_select">
                                <option value="">Select Category</option>
                                @foreach($categories as $category)
                                    <option value="{{ $category->id }}" {{ ($section->category_id ?? '') == $category->id ? 'selected' : '' }}>{{ $category->title }}</option>
                                @endforeach
                            </select>
                        </div>
                        <div class="col-md-12 mb-3">
                            <label class="form-label">Icon Image</label>
                            <input type="file" class="form-control" name="icon" id="icon" accept="image/*">
                            @if($section && $section->icon_url)
                                <div class="mt-2">
                                    <img src="{{ $section->icon_url }}" alt="Section Icon" width="100" class="img-thumbnail">
                                </div>
                            @endif
                            <small class="text-muted">Optional icon for this section</small>
                        </div>
                    </div>
                </div>
            </div>

            <div class="card">
                <div class="card-header">
                    <h5 class="card-title mb-0">Vouchers</h5>
                </div>
                <div class="card-body">
                    <div class="row">
                        <div class="col-md-12 mb-3">
                            <label class="form-label">Select Vouchers <span class="text-danger">*</span></label>
                            <select class="form-select select2" name="voucher_ids[]" id="voucher_select" multiple="multiple" required>
                                @if($section)
                                    @foreach($section->vouchers as $v)
                                        <option value="{{ $v->id }}" selected>{{ $v->title }} ({{ $v->vendorDetail->business_name ?? 'N/A' }})</option>
                                    @endforeach
                                @endif
                            </select>
                            <small class="text-muted">Drag to reorder vouchers after adding them.</small>
                        </div>
                    </div>
                </div>
            </div>

            <div class="card">
                <div class="card-header">
                    <h5 class="card-title mb-0">Settings</h5>
                </div>
                <div class="card-body">
                    <div class="row">
                        <div class="col-md-6 mb-3">
                            <label class="form-label">Status</label>
                            <div class="form-check form-switch mt-1">
                                <input class="form-check-input" type="checkbox" name="status" value="1" {{ ($section->status ?? 1) ? 'checked' : '' }}>
                                <label class="form-check-label">Active</label>
                            </div>
                        </div>
                    </div>
                </div>
            </div>

            <div class="d-flex justify-content-end gap-2 mb-4">
                <button type="button" class="btn btn-dark w-sm" onclick="history.back()">Back</button>
                <button type="submit" class="btn btn-primary w-sm" id="submitButton">Submit</button>
            </div>
        </form>
    </div>
</div>
@stop

@section('script')
<script src="https://cdn.jsdelivr.net/npm/select2@4.1.0-rc.0/dist/js/select2.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-validate/1.19.5/jquery.validate.min.js"></script>
<script>
    $(document).ready(function() {
        $('.select2').select2({ theme: 'bootstrap-5' });

        function initVoucherSelect() {
            var type = $('#type_select').val();
            var categoryId = $('#category_select').val();
            
            $('#voucher_select').select2({
                theme: 'bootstrap-5',
                placeholder: 'Search and select vouchers...',
                ajax: {
                    url: '{{ route("admin.home_sections.vouchers_by_type") }}',
                    dataType: 'json',
                    delay: 250,
                    data: function (params) {
                        return {
                            q: params.term,
                            type: type,
                            category_id: categoryId
                        };
                    },
                    processResults: function (data) {
                        return { results: data.results };
                    },
                    cache: true
                }
            });
        }

        function toggleCategory() {
            if ($('#type_select').val() === 'category') {
                $('#category_wrapper').show();
                $('#category_select').attr('required', true);
            } else {
                $('#category_wrapper').hide();
                $('#category_select').attr('required', false).val('').trigger('change');
            }
            initVoucherSelect();
        }

        $('#type_select').on('change', function() {
            $('#voucher_select').val(null).trigger('change');
            toggleCategory();
        });

        $('#category_select').on('change', function() {
            $('#voucher_select').val(null).trigger('change');
            initVoucherSelect();
        });

        toggleCategory();
        initVoucherSelect();

        $('#sectionForm').validate({
            rules: { title: { required: true }, type: { required: true } },
            errorElement: 'span',
            errorPlacement: function (error, element) {
                error.addClass('invalid-feedback');
                element.closest('.mb-3').append(error);
            }
        });

        $('#sectionForm').on('submit', function(e) {
            e.preventDefault();
            if (!$(this).valid()) return;

            var formData = new FormData(this);
            $('#submitButton').prop('disabled', true).text('Saving...');

            $.ajax({
                url: $(this).attr('action'),
                type: 'POST',
                data: formData,
                processData: false,
                contentType: false,
                success: function(response) {
                    if (response.status === 'success') {
                        Swal.fire({ text: response.message, icon: 'success', timer: 2000, showConfirmButton: false }).then(() => {
                            window.location.href = '{{ route("admin.home_sections") }}';
                        });
                    } else {
                        Swal.fire({ text: response.message, icon: 'error' });
                        $('#submitButton').prop('disabled', false).text('Submit');
                    }
                },
                error: function(xhr) {
                    $('#submitButton').prop('disabled', false).text('Submit');
                    var errors = xhr.responseJSON?.errors;
                    if (errors) {
                        Swal.fire({ html: Object.values(errors).flat().join('<br>'), icon: 'error' });
                    }
                }
            });
        });
    });
</script>
@stop