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var form = document.getElementById('send');
var fileSelect = document.getElementById('file-select');
var uploadButton = document.getElementById('send-button');
form.onsubmit = function(event) {
event.preventDefault();
// Disable button, and update text
uploadButton.disabled = true;
uploadButton.innerHTML = 'Uploading ...';
// Create form data
var files = fileSelect.files;
var formData = new FormData();
for (var i = 0; i < files.length; i++) {
var file = files[i];
formData.append('file[]', file, file.name);
}
// Set up the request
var ajax = new XMLHttpRequest();
ajax.upload.addEventListener('progress', function(event){
console.log('upload progress', 'uploaded '+event.loaded+' bytes / '+event.total+' bytes');
var percent = Math.ceil(event.loaded / event.total) * 100;
uploadButton.innerHTML = 'Uploading '+percent+'%';
}, false);
ajax.addEventListener("load", function(event){
console.log("upload finished");
if(ajax.status == 200) {
// Re-enable button, and update text
uploadButton.innerHTML = 'Send Files';
uploadButton.disabled = false;
}
}, false);
ajax.addEventListener("error", function(event){
console.log('error', event);
}, false);
ajax.addEventListener("abort", function(event){
console.log('abort', event);
}, false);
// Send the request
ajax.open('POST', window.location.pathname + '/upload', true);
ajax.send(formData);
console.log("upload started");
}
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