146 lines
4.3 KiB
JavaScript
146 lines
4.3 KiB
JavaScript
/* eslint-disable class-methods-use-this, no-underscore-dangle, no-param-reassign, func-names */
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import $ from 'jquery';
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import Sortable from 'sortablejs';
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import { dispose } from '~/tooltips';
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import createFlash from '~/flash';
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import axios from '~/lib/utils/axios_utils';
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import { __ } from '~/locale';
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export default class LabelManager {
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constructor({ togglePriorityButton, prioritizedLabels, otherLabels } = {}) {
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this.togglePriorityButton = togglePriorityButton || $('.js-toggle-priority');
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this.prioritizedLabels = prioritizedLabels || $('.js-prioritized-labels');
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this.otherLabels = otherLabels || $('.js-other-labels');
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this.errorMessage = __('Unable to update label prioritization at this time');
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this.emptyState = document.querySelector('#js-priority-labels-empty-state');
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this.$badgeItemTemplate = $('#js-badge-item-template');
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if ('sortable' in this.prioritizedLabels.data()) {
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Sortable.create(this.prioritizedLabels.get(0), {
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filter: '.empty-message',
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forceFallback: true,
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fallbackClass: 'is-dragging',
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dataIdAttr: 'data-id',
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onUpdate: this.onPrioritySortUpdate.bind(this),
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});
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}
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this.bindEvents();
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}
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bindEvents() {
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return this.togglePriorityButton.on('click', this, this.onTogglePriorityClick);
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}
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onTogglePriorityClick(e) {
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e.preventDefault();
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const _this = e.data;
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const $btn = $(e.currentTarget);
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const $label = $(`#${$btn.data('domId')}`);
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const action = $btn.parents('.js-prioritized-labels').length ? 'remove' : 'add';
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const $tooltip = $(`#${$btn.find('.has-tooltip:visible').attr('aria-describedby')}`);
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dispose($tooltip);
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_this.toggleLabelPriority($label, action);
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_this.toggleEmptyState($label, $btn, action);
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}
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toggleEmptyState() {
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this.emptyState.classList.toggle(
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'hidden',
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Boolean(this.prioritizedLabels[0].querySelector(':scope > li')),
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);
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}
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toggleLabelPriority($label, action, persistState) {
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if (persistState == null) {
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persistState = true;
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}
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const url = $label.find('.js-toggle-priority').data('url');
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let $target = this.prioritizedLabels;
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let $from = this.otherLabels;
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const rollbackLabelPosition = this.rollbackLabelPosition.bind(this, $label, action);
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if (action === 'remove') {
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$target = this.otherLabels;
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$from = this.prioritizedLabels;
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}
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const $detachedLabel = $label.detach();
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this.toggleLabelPriorityBadge($detachedLabel, action);
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const $labelEls = $target.find('li.label-list-item');
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/*
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* If there is a label element in the target, we'd want to
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* append the new label just right next to it.
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*/
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if ($labelEls.length) {
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$labelEls.last().after($detachedLabel);
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} else {
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$detachedLabel.appendTo($target);
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}
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if ($from.find('li').length) {
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$from.find('.empty-message').removeClass('hidden');
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}
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if ($target.find('> li:not(.empty-message)').length) {
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$target.find('.empty-message').addClass('hidden');
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}
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// Return if we are not persisting state
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if (!persistState) {
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return;
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}
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if (action === 'remove') {
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axios.delete(url).catch(rollbackLabelPosition);
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// Restore empty message
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if (!$from.find('li').length) {
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$from.find('.empty-message').removeClass('hidden');
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}
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} else {
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this.savePrioritySort($label, action).catch(rollbackLabelPosition);
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}
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}
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toggleLabelPriorityBadge($label, action) {
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if (action === 'remove') {
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$('.js-priority-badge', $label).remove();
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} else {
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$('.label-links', $label).append(this.$badgeItemTemplate.clone().html());
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}
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}
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onPrioritySortUpdate() {
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this.savePrioritySort().catch(() =>
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createFlash({
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message: this.errorMessage,
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}),
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);
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}
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savePrioritySort() {
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return axios.post(this.prioritizedLabels.data('url'), {
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label_ids: this.getSortedLabelsIds(),
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});
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}
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rollbackLabelPosition($label, originalAction) {
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const action = originalAction === 'remove' ? 'add' : 'remove';
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this.toggleLabelPriority($label, action, false);
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createFlash({
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message: this.errorMessage,
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});
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}
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getSortedLabelsIds() {
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const sortedIds = [];
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this.prioritizedLabels.find('> li').each(function () {
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const id = $(this).data('id');
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if (id) {
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sortedIds.push(id);
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}
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});
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return sortedIds;
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}
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}
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