mirror of
https://github.com/BookStackApp/BookStack.git
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113 lines
3.6 KiB
JavaScript
113 lines
3.6 KiB
JavaScript
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class EntitySelector {
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constructor(elem) {
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this.elem = elem;
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this.search = '';
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this.lastClick = 0;
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let entityTypes = elem.hasAttribute('entity-types') ? elem.getAttribute('entity-types') : 'page,book,chapter';
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this.searchUrl = window.baseUrl(`/ajax/search/entities?types=${encodeURIComponent(entityTypes)}`);
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this.input = elem.querySelector('[entity-selector-input]');
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this.searchInput = elem.querySelector('[entity-selector-search]');
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this.loading = elem.querySelector('[entity-selector-loading]');
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this.resultsContainer = elem.querySelector('[entity-selector-results]');
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this.elem.addEventListener('click', this.onClick.bind(this));
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let lastSearch = 0;
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this.searchInput.addEventListener('input', event => {
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lastSearch = Date.now();
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this.showLoading();
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setTimeout(() => {
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if (Date.now() - lastSearch < 199) return;
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this.searchEntities(this.searchInput.value);
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}, 200);
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});
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this.searchInput.addEventListener('keydown', event => {
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if (event.keyCode === 13) event.preventDefault();
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});
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this.showLoading();
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this.initialLoad();
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}
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showLoading() {
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this.loading.style.display = 'block';
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this.resultsContainer.style.display = 'none';
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}
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hideLoading() {
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this.loading.style.display = 'none';
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this.resultsContainer.style.display = 'block';
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}
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initialLoad() {
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window.$http.get(this.searchUrl).then(resp => {
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this.resultsContainer.innerHTML = resp.data;
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this.hideLoading();
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})
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}
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searchEntities(searchTerm) {
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this.input.value = '';
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let url = this.searchUrl + `&term=${encodeURIComponent(searchTerm)}`;
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window.$http.get(url).then(resp => {
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this.resultsContainer.innerHTML = resp.data;
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this.hideLoading();
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});
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}
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isDoubleClick() {
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let now = Date.now();
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let answer = now - this.lastClick < 300;
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this.lastClick = now;
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return answer;
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}
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onClick(event) {
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let t = event.target;
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if (t.matches('.entity-list a')) {
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event.preventDefault();
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event.stopPropagation();
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let item = t.closest('[data-entity-type]');
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this.selectItem(item);
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} else if (t.matches('[data-entity-type]')) {
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this.selectItem(t)
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}
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}
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selectItem(item) {
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let isDblClick = this.isDoubleClick();
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let type = item.getAttribute('data-entity-type');
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let id = item.getAttribute('data-entity-id');
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let isSelected = item.classList.contains('selected') || isDblClick;
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this.unselectAll();
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this.input.value = isSelected ? `${type}:${id}` : '';
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if (!isSelected) window.$events.emit('entity-select-change', null);
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if (!isDblClick && !isSelected) return;
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let link = item.querySelector('.entity-list-item-link').getAttribute('href');
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let name = item.querySelector('.entity-list-item-name').textContent;
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let data = {id: Number(id), name: name, link: link};
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if (isDblClick) window.$events.emit('entity-select-confirm', data);
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if (isSelected) window.$events.emit('entity-select-change', data);
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}
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unselectAll() {
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let selected = this.elem.querySelectorAll('.selected');
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for (let i = 0, len = selected.length; i < len; i++) {
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selected[i].classList.remove('selected');
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selected[i].classList.remove('primary-background');
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}
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}
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}
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module.exports = EntitySelector;
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