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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.
*/
(function(window) {
'use strict';
function GrPluginEndpoints() {
this._endpoints = {};
this._callbacks = {};
}
GrPluginEndpoints.prototype.onNewEndpoint = function(endpoint, callback) {
if (!this._callbacks[endpoint]) {
this._callbacks[endpoint] = [];
}
this._callbacks[endpoint].push(callback);
};
GrPluginEndpoints.prototype._getOrCreateModuleInfo = function(plugin,
endpoint, type, moduleName, domHook) {
const existingModule = this._endpoints[endpoint].find(info =>
info.plugin === plugin &&
info.moduleName === moduleName &&
info.domHook === domHook
);
if (existingModule) {
return existingModule;
} else {
const newModule = {
moduleName,
plugin,
pluginUrl: plugin._url,
type,
domHook,
};
this._endpoints[endpoint].push(newModule);
return newModule;
}
};
GrPluginEndpoints.prototype.registerModule = function(plugin, endpoint, type,
moduleName, domHook) {
if (!this._endpoints[endpoint]) {
this._endpoints[endpoint] = [];
}
const moduleInfo = this._getOrCreateModuleInfo(plugin, endpoint, type,
moduleName, domHook);
if (Gerrit._arePluginsLoaded() && this._callbacks[endpoint]) {
this._callbacks[endpoint].forEach(callback => callback(moduleInfo));
}
};
/**
* Get detailed information about modules registered with an extension
* endpoint.
* @param {string} name Endpoint name.
* @param {?{
* type: (string|undefined),
* moduleName: (string|undefined)
* }} opt_options
* @return {!Array<{
* moduleName: string,
* plugin: Plugin,
* pluginUrl: String,
* type: EndpointType,
* domHook: !Object
* }>}
*/
GrPluginEndpoints.prototype.getDetails = function(name, opt_options) {
const type = opt_options && opt_options.type;
const moduleName = opt_options && opt_options.moduleName;
if (!this._endpoints[name]) {
return [];
}
return this._endpoints[name]
.filter(item => (!type || item.type === type) &&
(!moduleName || moduleName == item.moduleName));
};
/**
* Get detailed module names for instantiating at the endpoint.
* @param {string} name Endpoint name.
* @param {?{
* type: (string|undefined),
* moduleName: (string|undefined)
* }} opt_options
* @return {!Array<string>}
*/
GrPluginEndpoints.prototype.getModules = function(name, opt_options) {
const modulesData = this.getDetails(name, opt_options);
if (!modulesData.length) {
return [];
}
return modulesData.map(m => m.moduleName);
};
/**
* Get .html plugin URLs with element and module definitions.
* @param {string} name Endpoint name.
* @param {?{
* type: (string|undefined),
* moduleName: (string|undefined)
* }} opt_options
* @return {!Array<!URL>}
*/
GrPluginEndpoints.prototype.getPlugins = function(name, opt_options) {
const modulesData =
this.getDetails(name, opt_options).filter(
data => data.pluginUrl.pathname.includes('.html'));
if (!modulesData.length) {
return [];
}
return Array.from(new Set(modulesData.map(m => m.pluginUrl)));
};
window.GrPluginEndpoints = GrPluginEndpoints;
})(window);
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