blob: 81b3a162977ed86b2595bb261dbfe6cefe0c5987 [file] [log] [blame]
/**
* @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 {GestureEventListeners} from '@polymer/polymer/lib/mixins/gesture-event-listeners';
import {LegacyElementMixin} from '@polymer/polymer/lib/legacy/legacy-element-mixin';
import {PolymerElement} from '@polymer/polymer/polymer-element';
import {getPluginLoader} from '../../shared/gr-js-api-interface/gr-plugin-loader';
import {customElement, property} from '@polymer/decorators';
import {ServerInfo} from '../../../types/common';
@customElement('gr-plugin-host')
class GrPluginHost extends GestureEventListeners(
LegacyElementMixin(PolymerElement)
) {
@property({type: Object, observer: '_configChanged'})
config?: ServerInfo;
_configChanged(config: ServerInfo) {
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 &&
!getPluginLoader().isPluginPreloaded('preloaded:gerrit-theme');
// config.default_theme is defined when shouldLoadTheme is true
const themeToLoad: string[] = shouldLoadTheme
? [config.default_theme!]
: [];
// Theme should be loaded first if has one to have better UX
const pluginsPending = themeToLoad.concat(jsPlugins, htmlPlugins);
const pluginOpts: {[key: string]: {sync: boolean}} = {};
if (shouldLoadTheme) {
// config.default_theme is defined when shouldLoadTheme is true
// Theme needs to be loaded synchronous.
pluginOpts[config.default_theme!] = {sync: true};
}
getPluginLoader().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: string[], htmlPlugins: string[]) {
return jsPlugins.filter(url => {
const counterpart = url.replace(/\.js$/, '.html');
return !htmlPlugins.includes(counterpart);
});
}
}
declare global {
interface HTMLElementTagNameMap {
'gr-plugin-host': GrPluginHost;
}
}