@include('Partials.sidebar')

<section class="main_content dashboard_part large_header_bg">

    @include('Partials.header')

    <div class="main_content_iner default_main_contaner_iner">

        @if ($errors->any())
            <div>
                <ul>
                    @foreach ($errors->all() as $error)
                        <li>{{ $error }}</li>
                    @endforeach
                </ul>
            </div>
        @endif

        <div class="page-body">
            <div class="container-fluid">
                <div class="page-title">
                    <div class="row">
                        <div class="col-sm-6 ps-0">
                            <h3>News Banner Section</h3>
                        </div>
                    </div>
                </div>
            </div>

            <div class="container-fluid">
                <div class="row">
                    <div class="col-md-12">
                        <div class="location-form" style="width: 100%">

                            <div class="location-form-header">
                                <h3>News Banner Section Form</h3>
                            </div>
                            <div class="location-form-body">
                                <form id="home_banner_section_form" action="{{ url('/news/banner-section/store') }}" method="POST" enctype="multipart/form-data">
                                    @csrf
                                    <div class="row">
                                        <div class="col-xl-12 col-sm-6">
                                            <div class="form-group">
                                                <label for="Banner Title" class="form-label">Banner Title:</label>
                                                <!-- If the banner exists, pre-fill the title -->
                                                <input type="text" id="banner_title" name="banner_title" required class="form-control" value="{{ old('banner_title', $NewsBanner->banner_title ?? '') }}">
                                            </div>
                                        </div>
                                        <div class="col-xl-12 col-sm-6">
                                            <div class="form-group">
                                                <label for="Banner Description" class="form-label">Banner
                                                    Description:</label>
                                                <textarea rows="5" id="banner_description" name="banner_description" required
                                                    class="form-control">{{ old('banner_description', $NewsBanner->banner_description ?? '') }}</textarea>
                                            </div>
                                        </div>
                                        <div class="col-xl-12 col-sm-6">
                                            <div class="form-group">
                                                <label for="banner_image" class="form-label">Choose a Banner Image:</label><br>
                                                <label> *Dimension: 1920px X 957px</label><br>

                                                <div id="image-repeater-0">
                                                    <label>Banner Image</label>
                                                    <div class="image-input-wrapper" style="margin-top: 10px;">
                                                        <div class="image-preview"
                                                            onclick="document.getElementById('banner_image').click();">

                                                            @if (isset($NewsBanner->banner_image) && !empty($NewsBanner->banner_image))
                                                                <img id="preview-0"
                                                                    src="{{ isset($NewsBanner->banner_image) ? asset($NewsBanner->banner_image) : '' }}"
                                                                    alt="Image Preview"
                                                                    style="max-width: 200px; display: {{ isset($NewsBanner->banner_image) ? 'block' : 'none' }};" />
                                                            @else
                                                                <img id="preview-0" src="" alt="Image Preview"
                                                                    style="max-width: 200px; display:none;" />
                                                            @endif
                                                            
                                                        </div><br>
                                                        <label for="banner_image" class="custom-file-upload">
                                                            <i class="fas fa-cloud-upload-alt"></i> Choose
                                                            Image
                                                        </label>
                                                        <input id="banner_image" class="file_input" type="file"
                                                            name="banner_image" accept=".png, .jpg, .jpeg, .webp"
                                                            onchange="previewImage(this, 0, 1920, 957, 'The image must be 1920px x 957px.')" />
                                                        <div id="preview-container-0"></div>
                                                    </div>
                                                </div>    
                                                <input type="hidden" id="existing_news_banner_image"
                                                value="{{ $NewsBanner->banner_image }}">
                                            </div>
                                        </div>
                                    </div>

                                    <button class="btn btn-primary" type="submit">{{ isset($NewsBanner) ? 'Update' : 'Submit' }}</button>
                                </form>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

</section>

<script>
    // Function to preview the image
    function previewImage(input, index, requiredWidth, requiredHeight, errorMsg) {
        if (input.files && input.files[0]) {
            const file = input.files[0];
            const img = new Image();
            const reader = new FileReader();
            const objectURL = URL.createObjectURL(file);
            const preview = document.getElementById(`preview-${index}`);
            const oldImageSrc = preview.src; // Store the old image source

            img.onload = function () {
                // Validate image dimensions
                if (img.width !== requiredWidth || img.height !== requiredHeight) {
                    alert(errorMsg);
                    preview.src = oldImageSrc; // Revert to the old image
                    input.value = ""; // Clear the file input
                } else {
                    // Display the new preview if dimensions are correct
                    reader.onload = function (e) {
                        preview.src = e.target.result;
                        preview.style.display = "block";
                    };
                    reader.readAsDataURL(file);
                }
                // Clean up object URL
                URL.revokeObjectURL(objectURL);
            };

            img.onerror = function () {
                alert("Invalid image file.");
                preview.src = oldImageSrc; // Revert to the old image
                input.value = ""; // Clear the file input
                URL.revokeObjectURL(objectURL);
            };

            img.src = objectURL;
        }
    }

    // Function to reset the preview
    function resetPreview(input, index) {
        const preview = document.getElementById(`preview-${index}`);
        if (preview) {
            preview.src = "";
            preview.style.display = "none";
        }
        input.value = ""; // Clear the file input
    }
</script>

<script>
    jQuery(document).ready(function($) {    

        $('#home_banner_section_form').validate({
            rules: {
                banner_title: {
                    required: true
                },         
                banner_description: {
                    required: true
                },     
                banner_image: {
                    required: function () {
                        const existingBannerImage = $('#existing_news_banner_image').val().trim();
                        return !existingBannerImage; 
                    }
                },
            },
            messages: {
                banner_title: {
                    required: "Please enter Banner Title"
                },  
                banner_description: {
                    required: "Please enter Banner Description"
                },             
                banner_image: {
                    required: "Please choose a Banner image.",                  
                }
            },
            errorPlacement: function(error, element) {

                var placement = $(element).attr("name");
                error.insertAfter(element);
            },
            submitHandler: function(form) {
                submitForm();

            }

        });
        
    });

    
</script>

@include('Partials.footer')