78 lines
No EOL
3.2 KiB
JavaScript
78 lines
No EOL
3.2 KiB
JavaScript
document.addEventListener("DOMContentLoaded", function () {
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const dropzone = document.querySelector('html');
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const targetContainer = document.querySelector('.dropzone')
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if (targetContainer != null) {
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console.log("target ready")
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const target = targetContainer.dataset.target;
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const progressDialog = document.querySelector('#upload_progress_dialog')
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const progressBar = document.querySelector('#upload_progress')
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dropzone.addEventListener('dragover', (e) => {
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e.preventDefault();
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dropzone.classList.add('dragactive');
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});
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dropzone.addEventListener('dragleave', (e) => {
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dropzone.classList.remove('dragactive');
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});
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dropzone.addEventListener('drop', (e) => {
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e.preventDefault();
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dropzone.classList.remove('dragactive');
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// Handle dropped files
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const files = e.dataTransfer.files;
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if (files.length > 0) {
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console.log('Files dropped:', files);
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for (const file of files) {
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// show progress dialog
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// warning: this way the progress dialog is shown for each file individually
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progressDialog.showModal();
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const formData = new FormData();
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formData.append('file', file);
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const xhr = new XMLHttpRequest();
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xhr.upload.addEventListener("progress", (event) => {
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if (event.lengthComputable) {
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// console.log("upload progress:", event.loaded / event.total);
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progressBar.value = 100.0 * event.loaded / event.total;
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}
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});
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xhr.addEventListener("progress", (event) => {
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if (event.lengthComputable) {
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// console.log("download progress:", event.loaded / event.total);
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progressBar.value = event.loaded / event.total;
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}
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});
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xhr.addEventListener("load", (event) => {
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console.log(xhr.readyState, xhr.status)
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progressDialog.close();
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let res = JSON.parse(xhr.response);
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window.location = res.redirect;
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});
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xhr.addEventListener("error", event => {
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progressDialog.close();
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alert("An error occurred.")
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});
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xhr.addEventListener("abort", event => {
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progressDialog.close();
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alert("Upload has been cancelled.")
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});
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let url;
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if (target === "document") url = '/upload?target=document';
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else if (target === "limbo") url = '/upload?target=limbo';
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else if (target.matches("document-[a-zA-Z0-9]")) url = '/upload?target=' + target;
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xhr.open('POST', url, false);
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xhr.send(formData);
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}
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}
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});
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}
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}); |