@extends('layouts.master')

@section('title', 'Edit Course')

@section('css')
    <link rel="stylesheet" href="{{ URL::asset('build/libs/quill/dist/quill.snow.css') }}">
    <link rel="stylesheet" href="{{ URL::asset('build/libs/dropzone/dist/min/dropzone.min.css') }}">
    <link rel="stylesheet" href="{{ URL::asset('build/libs/select2/dist/css/select2.min.css') }}">
@endsection

@section('pageContent')
    @include('layouts.breadcrumb', ['title' => 'Edit Course', 'subtitle' => $course->title, 'link' => 'admin.course.index'])

    <form id="articleForm" method="POST" action="{{ route('admin.course.update', $course->id) }}" enctype="multipart/form-data" class="form-horizontal">
        @csrf
        @method('PUT')
        <div class="row">
            {{-- MAIN FORM --}}
            <div class="col-lg-8">
                <div class="card">
                    <div class="card-body">

                        {{-- Title --}}
                        <div class="mb-4">
                            <label class="form-label">Title <span class="text-danger">*</span></label>
                            <input type="text" class="form-control" name="title" value="{{ old('title', $course->title) }}">
                        </div>

                        <div class="row">
                            {{-- Theme --}}
                            <div class="mb-4 col-md-6">
                                <label class="form-label">Theme</label>
                                <input type="text" class="form-control" name="theme" value="{{ old('theme', $course->theme) }}">
                            </div>

                            {{-- Duration --}}
                            <div class="mb-4 col-md-6">
                                <label class="form-label">Duration</label>
                                <input type="text" class="form-control" name="duration" value="{{ old('duration', $course->duration) }}">
                            </div>
                        </div>

                        {{-- Description --}}
                        <div class="mb-4">
                            <label class="form-label">Description</label>
                            <textarea class="form-control" name="description" rows="3">{{ old('description', $course->description) }}</textarea>
                        </div>

                        {{-- Meta Description --}}
                        <div class="mb-4">
                            <label class="form-label">Meta Description</label>
                            <textarea class="form-control" name="meta_description" rows="3">{{ old('meta_description', $course->meta_description) }}</textarea>
                        </div>

                        {{-- Content --}}
                        <div class="mb-4">
                            <label class="form-label">Content</label>
                            <div id="editorId">{!! old('content', $course->content) !!}</div>
                            <input type="hidden" name="content" id="contentInputId">
                        </div>
                    </div>
                </div>
            </div>

            {{-- SIDEBAR --}}
            <div class="col-lg-4">
                <div class="offcanvas-md offcanvas-end overflow-auto" tabindex="-1" id="offcanvasRight">

                    {{-- Thumbnail --}}
                    <div class="card">
                        <div class="card-body">
                            <h4 class="card-title mb-7">Thumbnail</h4>

                            <input type="file" class="form-control mb-2" name="thumbnail" accept="image/*" onchange="previewThumbnail(event)">

                            @if ($course->thumbnail)
                                <div class="text-center my-3">
                                    <img id="thumbnailPreview" src="{{ asset('storage/'.$course->thumbnail) }}" class="img-fluid rounded" style="max-height: 200px;">
                                </div>
                            @else
                                <div class="text-center my-3">
                                    <img id="thumbnailPreview" src="#" class="img-fluid rounded" style="display:none; max-height: 200px;">
                                </div>
                            @endif
                        </div>
                    </div>

                    {{-- Status --}}
                    <div class="card">
                        <div class="card-body">
                            <h4 class="card-title">Status</h4>
                            <select class="form-select" name="status">
                                <option value="published" {{ $course->status === 'published' ? 'selected' : '' }}>Published</option>
                                <option value="draft" {{ $course->status === 'draft' ? 'selected' : '' }}>Draft</option>
                                <option value="inactive" {{ $course->status === 'inactive' ? 'selected' : '' }}>Inactive</option>
                            </select>
                        </div>
                    </div>

                    {{-- Additional --}}
                    <div class="card">
                        <div class="card-body">

                            {{-- YouTube --}}
                            <div class="mb-4">
                                <label class="form-label">Link Iframe YouTube</label>
                                <input type="text" class="form-control" name="link_youtube" value="{{ old('link_youtube', $course->link_youtube) }}">
                            </div>

                            {{-- Steps --}}
                            <div class="mb-4">
                                <label class="form-label">Steps</label>
                                <input type="number" class="form-control" name="steps" value="{{ old('steps', $course->steps) }}">
                            </div>

                            {{-- Meta Title --}}
                            <div class="mb-4">
                                <label class="form-label">Meta Title</label>
                                <input type="text" class="form-control" name="meta_og_title" value="{{ old('meta_og_title', $course->meta_og_title) }}">
                            </div>

                            {{-- Meta Keywords --}}
                            <div class="mb-4">
                                <label class="form-label">Meta Keywords</label>
                                <input type="text" class="form-control" name="meta_keyword" value="{{ old('meta_keyword', $course->meta_keyword) }}">
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        {{-- Submit --}}
        <div class="row">
            <div class="col-12">
                <div class="form-actions my-5">
                    <button type="submit" class="btn btn-primary">Update Course</button>
                    <a href="{{ route('admin.course.index') }}" class="btn bg-danger-subtle text-danger ms-6">Cancel</a>
                </div>
            </div>
        </div>
    </form>
@endsection

@section('scripts')
    <script src="{{ URL::asset('build/libs/quill/dist/quill.min.js') }}"></script>
    <script>
        const csrfToken = '{{ csrf_token() }}';

        const quillId = new Quill('#editorId', {
            theme: 'snow',
            modules: {
                toolbar: [
                    ['bold', 'italic', 'underline'],
                    [{ 'header': 1 }, { 'header': 2 }],
                    [{ 'list': 'ordered' }, { 'list': 'bullet' }],
                    ['image', 'code-block']
                ]
            }
        });

        // Preview Thumbnail
        function previewThumbnail(event) {
            const input = event.target;
            const preview = document.getElementById('thumbnailPreview');

            if (input.files && input.files[0]) {
                const reader = new FileReader();
                reader.onload = function (e) {
                    preview.src = e.target.result;
                    preview.style.display = 'block';
                };
                reader.readAsDataURL(input.files[0]);
            }
        }

        // Handle AJAX form submission
        $(document).ready(function () {
            $('#articleForm').on('submit', function (e) {
                e.preventDefault();

                // Simpan konten dari Quill ke input hidden
                const contentHtml = quillId.root.innerHTML;
                $('#contentInputId').val(contentHtml);

                let formData = new FormData(this);

                $.ajax({
                    url: "{{ route('admin.course.update', $course->id) }}",
                    method: 'POST',
                    data: formData,
                    processData: false,
                    contentType: false,
                    success: function (response) {
                        Swal.fire({
                            icon: 'success',
                            title: 'Success',
                            text: 'Course updated successfully!',
                            showConfirmButton: true,
                        }).then((result) => {
                            if (result.isConfirmed) {
                                window.location.href = "{{ route('admin.course.index') }}";
                            }
                        });
                    },
                    error: function (xhr) {
                        let errors = xhr.responseJSON.errors;
                        let errorMessage = '';

                        $.each(errors, function (key, value) {
                            errorMessage += value[0] + '\n';
                        });

                        Swal.fire({
                            icon: 'error',
                            title: 'Error',
                            text: errorMessage,
                            showConfirmButton: true,
                        });
                    }
                });
            });
        });
    </script>

@endsection