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/**
* @license
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import '../../shared/gr-js-api-interface/gr-js-api-interface.js';
import {GestureEventListeners} from '@polymer/polymer/lib/mixins/gesture-event-listeners.js';
import {LegacyElementMixin} from '@polymer/polymer/lib/legacy/legacy-element-mixin.js';
import {PolymerElement} from '@polymer/polymer/polymer-element.js';
import {pluginLoader} from '../../shared/gr-js-api-interface/gr-plugin-loader.js';
/** @extends PolymerElement */
class GrPluginHost extends GestureEventListeners(
LegacyElementMixin(
PolymerElement)) {
static get is() { return 'gr-plugin-host'; }
static get properties() {
return {
config: {
type: Object,
observer: '_configChanged',
},
};
}
_configChanged(config) {
const plugins = config.plugin;
const htmlPlugins = (plugins && plugins.html_resource_paths || []);
const jsPlugins = this._handleMigrations(
plugins && plugins.js_resource_paths || [], htmlPlugins
);
const shouldLoadTheme = config.default_theme &&
!pluginLoader.isPluginPreloaded('preloaded:gerrit-theme');
const themeToLoad =
shouldLoadTheme ? [config.default_theme] : [];
// Theme should be loaded first if has one to have better UX
const pluginsPending =
themeToLoad.concat(jsPlugins, htmlPlugins);
const pluginOpts = {};
if (shouldLoadTheme) {
// Theme needs to be loaded synchronous.
pluginOpts[config.default_theme] = {sync: true};
}
pluginLoader.loadPlugins(pluginsPending, pluginOpts);
}
/**
* Omit .js plugins that have .html counterparts.
* For example, if plugin provides foo.js and foo.html, skip foo.js.
*/
_handleMigrations(jsPlugins, htmlPlugins) {
return jsPlugins.filter(url => {
const counterpart = url.replace(/\.js$/, '.html');
return !htmlPlugins.includes(counterpart);
});
}
}
customElements.define(GrPluginHost.is, GrPluginHost);