BookStack/resources/js/components/entity-selector-popup.js

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import {Component} from "./component";
export class EntitySelectorPopup extends Component {
setup() {
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this.container = this.$el;
this.selectButton = this.$refs.select;
this.selectorEl = this.$refs.selector;
this.callback = null;
this.selection = null;
this.selectButton.addEventListener('click', this.onSelectButtonClick.bind(this));
window.$events.listen('entity-select-change', this.onSelectionChange.bind(this));
window.$events.listen('entity-select-confirm', this.handleConfirmedSelection.bind(this));
}
show(callback) {
this.callback = callback;
this.getPopup().show();
this.getSelector().focusSearch();
}
hide() {
this.getPopup().hide();
}
/**
* @returns {Popup}
*/
getPopup() {
return window.$components.firstOnElement(this.container, 'popup');
}
/**
* @returns {EntitySelector}
*/
getSelector() {
return window.$components.firstOnElement(this.selectorEl, 'entity-selector');
}
onSelectButtonClick() {
this.handleConfirmedSelection(this.selection);
}
onSelectionChange(entity) {
this.selection = entity;
if (entity === null) {
this.selectButton.setAttribute('disabled', 'true');
} else {
this.selectButton.removeAttribute('disabled');
}
}
handleConfirmedSelection(entity) {
this.hide();
this.getSelector().reset();
if (this.callback && entity) this.callback(entity);
}
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}