mirror of https://github.com/go-gitea/gitea.git
63 lines
2.3 KiB
JavaScript
63 lines
2.3 KiB
JavaScript
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/**
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* Attaches `input` handlers to markdown rendered tasklist checkboxes in comments.
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*
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* When a checkbox value changes, the corresponding [ ] or [x] in the markdown string
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* is set accordingly and sent to the server. On success it updates the raw-content on
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* error it resets the checkbox to its original value.
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*/
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const preventListener = (e) => e.preventDefault();
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export function initMarkupTasklist() {
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for (const el of document.querySelectorAll(`.markup[data-can-edit=true]`) || []) {
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const container = el.parentNode;
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const checkboxes = el.querySelectorAll(`.task-list-item input[type=checkbox]`);
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for (const checkbox of checkboxes) {
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if (checkbox.dataset.editable) return;
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checkbox.dataset.editable = 'true';
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checkbox.addEventListener('input', async () => {
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const checkboxCharacter = checkbox.checked ? 'x' : ' ';
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const position = parseInt(checkbox.dataset.sourcePosition) + 1;
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const rawContent = container.querySelector('.raw-content');
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const oldContent = rawContent.textContent;
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const newContent = oldContent.substring(0, position) + checkboxCharacter + oldContent.substring(position + 1);
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if (newContent === oldContent) return;
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// Prevent further inputs until the request is done. This does not use the
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// `disabled` attribute because it causes the border to flash on click.
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for (const checkbox of checkboxes) {
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checkbox.addEventListener('click', preventListener);
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}
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try {
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const editContentZone = container.querySelector('.edit-content-zone');
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const {updateUrl, context} = editContentZone.dataset;
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await $.post(updateUrl, {
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_csrf: window.config.csrf,
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content: newContent,
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context,
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});
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rawContent.textContent = newContent;
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} catch (err) {
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checkbox.checked = !checkbox.checked;
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console.error(err);
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}
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// Enable input on checkboxes again
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for (const checkbox of checkboxes) {
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checkbox.removeEventListener('click', preventListener);
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}
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});
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}
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// Enable the checkboxes as they are initially disabled by the markdown renderer
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for (const checkbox of checkboxes) {
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checkbox.disabled = false;
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}
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}
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}
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