docbrown/app/javascript/admin/controllers/image_upload_controller.js
Jacob Herrington f52aaa3610
[deploy] Add a simple image uploader partial (#10884)
* Add a simple image uploader partial

* Trigger Travis CI

Co-authored-by: rhymes <rhymes@hey.com>
2020-10-21 16:41:50 +02:00

46 lines
1.3 KiB
JavaScript

import { Controller } from 'stimulus';
export default class ImageUploadController extends Controller {
static targets = ['fileField', 'imageResult'];
onFormSubmit(event) {
event.preventDefault();
let token = document.getElementsByName('authenticity_token')[0].value;
let image = this.fileFieldTarget.files[0];
let formData = new FormData();
formData.append('authenticity_token', token);
formData.append('image', image);
fetch('/image_uploads', {
method: 'POST',
headers: {
'X-CSRF_Token': window.csrfToken,
},
body: formData,
credentials: 'same-origin',
})
.then((response) => response.json())
.then((json) => {
if (json.error) {
throw new Error(json.error);
}
const { links } = json;
return this.onUploadSuccess(links);
});
}
onUploadSuccess(result) {
this.imageResultTarget.classList.remove('d-none');
const output = `
<div class="form-group">
<label for="output">Image URL:</label>
<textfield id="output" name="output" class="form-control" readonly>
${result}
</textfield>
</div>
<img width="300px" src=${result}>
`;
this.imageResultTarget.innerHTML = output;
}
}