@kui-shell/core
Version:
An Electron-based shell for cloud-native development
129 lines • 5.71 kB
JavaScript
/*
* Copyright 2017 The Kubernetes Authors
*
* 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.
*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
import Debug from 'debug';
const debug = Debug('core/plugins/preloader');
debug('loading');
import { webpackPath } from './path';
import { ImplForPlugins } from '../core/command-tree';
import { registerSidecarBadge as registerBadge } from '../webapp/views/registrar/badges';
import { registerSidecarMode as registerMode } from '../webapp/views/registrar/modes';
import { registerSessionInitializer } from '../session/registrar';
class PreloaderRegistrarImpl extends ImplForPlugins {
// why does eslint consider this to be a useless constructor??
// eslint-disable-next-line no-useless-constructor
constructor(plugin) {
super(plugin);
}
registerMode(registration) {
registerMode(registration);
}
registerModes(...registrations) {
registrations.forEach(_ => this.registerMode(_));
}
registerBadge(registration) {
registerBadge(registration);
}
registerBadges(...registrations) {
registrations.forEach(_ => this.registerBadge(_));
}
/** session initializers */
registerSessionInitializer(init) {
registerSessionInitializer(init);
}
}
/**
* This module allows for plugins to register themselves to be
* preloaded at startup, rather than in response to a user command
*
*/
export default (prescan) => __awaiter(void 0, void 0, void 0, function* () {
debug('init');
const jobs = Promise.all(prescan.preloads.map((module) => __awaiter(void 0, void 0, void 0, function* () {
// extends the capabilities of Kui
try {
debug('preloading capabilities.1 %s', module.path);
const registrationRef = module.path.charAt(0) === '/'
? yield import(/* webpackIgnore: true */ module.path)
: module.route === 'client'
? require('@kui-shell/client/' + 'mdist/preload')
: yield import('@kui-shell/plugin-' + webpackPath(module.route) + '/mdist/preload');
debug('preloading capabilities.2 %s', module.path);
const registration = registrationRef.registerCapability;
if (registration && typeof registration === 'function') {
yield registration(new PreloaderRegistrarImpl(module.route));
debug('registered capabilities %s', module.path);
}
else {
debug('no registered capabilities %s', module.path);
}
}
catch (err) {
debug('error registering capabilities', module.path, err);
console.error(err);
}
})))
.then(() => __awaiter(void 0, void 0, void 0, function* () {
yield import('../core/events').then(({ eventBus }) => {
eventBus.once('/tab/new', (tab) => {
if (tab._kui_session === undefined) {
tab._kui_session = Promise.resolve();
}
});
});
}))
.then(() => Promise.all(prescan.preloads.map((module) => __awaiter(void 0, void 0, void 0, function* () {
// FIXME to support field-installed plugin paths
try {
debug('preloading misc %s', module.path);
// NOTE ON @kui-shell relativization: this is important so that
// webpack can be isntructed to pull in the plugins into the
// build see the corresponding NOTE in ./assembler.ts and
// ./plugins.ts
const registrationRef = module.path.charAt(0) === '/'
? yield import(/* webpackIgnore: true */ module.path)
: module.route === 'client'
? require(/* webpackMode: "lazy" */ '@kui-shell/client/' + 'mdist/preload')
: yield import(
/* webpackMode: "lazy" */ '@kui-shell/plugin-' + webpackPath(module.route) + '/mdist/preload');
const registration = registrationRef.default || registrationRef;
if (registration && typeof registration === 'function') {
yield registration(new PreloaderRegistrarImpl(module.route));
}
debug('done preloading %s', module.path);
}
catch (err) {
debug('error invoking preload', module.path, err);
console.error(err);
}
}))));
try {
yield jobs;
}
catch (err) {
console.error(err);
}
debug('done');
});
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