@page "/Upload"
@attribute [Authorize]

<div id="dropzone">
    <p>Drag a file to upload it<br/>or click to select one or more file(s)</p>
    <form id="uploadForm" action="/media" method="post" enctype="multipart/form-data">
        <input type="file" id="fileUpload" name="fileUpload" accept="image/*,video/*" multiple/>
    </form>
</div>

<script suppress-error="BL9992">
    var dropzone   = document.getElementById('dropzone');
    var uploadForm = document.getElementById('uploadForm');
    var fileUpload = document.getElementById('fileUpload');

    dropzone.ondragover = function (e) {
        e.preventDefault();
    }

    dropzone.ondragenter = function(e) {
        e.preventDefault();
        dropzone.classList.toggle('hover', true);
    }

    dropzone.ondragleave = function(e) {
        e.preventDefault();
        dropzone.classList.toggle('hover', false);
    }

    dropzone.ondrop = function(e) {
        e.preventDefault();
        fileUpload.files = e.dataTransfer.files;
        uploadForm.submit();
    }

    dropzone.onclick = function(e) {
        fileUpload.click();
    }

    fileUpload.onchange = function(e) {
        uploadForm.submit();
    }
</script>