'use strict';
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var escapeHTML = require('../Utils').escapeHTML;
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var entryFieldDescription = require('./EntryFieldDescription');
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var bind = require('lodash/bind');
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/**
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* An entry that renders a clickable link.
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*
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* A passed {@link options#handleClick} handler is responsible
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* to process the click.
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*
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* The link may be conditionally shown or hidden. This can be
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* controlled via the {@link options.showLink}.
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*
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* @param {Object} options
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* @param {String} options.id
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* @param {String} [options.label]
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* @param {Function} options.handleClick
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* @param {Function} [options.showLink] returning false to hide link
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* @param {String} [options.description]
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*
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* @example
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*
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* var linkEntry = link({
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* id: 'foo',
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* description: 'Some Description',
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* handleClick: function(element, node, event) { ... },
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* showLink: function(element, node) { ... }
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* });
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*
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* @return {Entry} the newly created entry
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*/
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function link(options) {
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var id = options.id,
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label = options.label || id,
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showLink = options.showLink,
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handleClick = options.handleClick,
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description = options.description;
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if (showLink && typeof showLink !== 'function') {
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throw new Error('options.showLink must be a function');
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}
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if (typeof handleClick !== 'function') {
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throw new Error('options.handleClick must be a function');
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}
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var resource = {
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id: id
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};
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resource.html =
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'<a data-action="handleClick" ' +
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(showLink ? 'data-show="showLink" ' : '') +
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'class="bpp-entry-link' + (options.cssClasses ? ' ' + escapeHTML(options.cssClasses) : '') +
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'">' + escapeHTML(label) + '</a>';
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// add description below link entry field
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if (description) {
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resource.html += entryFieldDescription(description);
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}
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resource.handleClick = bind(handleClick, resource);
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if (typeof showLink === 'function') {
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resource.showLink = function() {
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return showLink.apply(resource, arguments);
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};
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}
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return resource;
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}
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module.exports = link;
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