99 lines
3.5 KiB
JavaScript
99 lines
3.5 KiB
JavaScript
/*
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Copyright 2020 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import {Link} from "./Link.js";
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import {ViewModel} from "./utils/ViewModel.js";
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import {OpenLinkViewModel} from "./open/OpenLinkViewModel.js";
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import {createClients} from "./open/clients/index.js";
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import {CreateLinkViewModel} from "./create/CreateLinkViewModel.js";
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import {LoadServerPolicyViewModel} from "./policy/LoadServerPolicyViewModel.js";
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import {InvalidUrlViewModel} from "./InvalidUrlViewModel.js";
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import {Platform} from "./Platform.js";
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export class RootViewModel extends ViewModel {
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constructor(options) {
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super(options);
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this.link = null;
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this.openLinkViewModel = null;
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this.createLinkViewModel = null;
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this.loadServerPolicyViewModel = null;
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this.invalidUrlViewModel = null;
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this.showDisclaimer = false;
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this.preferences.on("canClear", () => {
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this.emitChange();
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});
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}
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_updateChildVMs(newLink, oldLink) {
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this.link = newLink;
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if (!newLink) {
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this.openLinkViewModel = null;
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} else if (!oldLink || !oldLink.equals(newLink)) {
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this.openLinkViewModel = new OpenLinkViewModel(this.childOptions({
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link: newLink,
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clients: createClients(),
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}));
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}
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}
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_hideLinks() {
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this.link = null;
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this.openLinkViewModel = null;
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this.createLinkViewModel = null;
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}
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updateHash(hash) {
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// All view models except openLink are re-created anyway. Might as well
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// clear them to avoid having to manually reset (n-1)/n view models in every case.
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// That just doesn't scale well when we add new views.
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const oldLink = this.link;
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this.invalidUrlViewModel = null;
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this.showDisclaimer = false;
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this.loadServerPolicyViewModel = null;
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this.createLinkViewModel = null;
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let newLink;
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if (hash.startsWith("#/policy/")) {
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const server = hash.slice(9);
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this._updateChildVMs(null, oldLink);
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this.loadServerPolicyViewModel = new LoadServerPolicyViewModel(this.childOptions({server}));
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this.loadServerPolicyViewModel.load();
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} else if (hash.startsWith("#/disclaimer/")) {
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this._updateChildVMs(null, oldLink);
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this.showDisclaimer = true;
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} else if (hash === "" || hash === "#" || hash === "#/") {
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this._updateChildVMs(null, oldLink);
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this.createLinkViewModel = new CreateLinkViewModel(this.childOptions());
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} else if (newLink = Link.parseFragment(hash)) {
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this._updateChildVMs(newLink, oldLink);
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} else {
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this._updateChildVMs(null, oldLink);
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this.invalidUrlViewModel = new InvalidUrlViewModel(this.childOptions({
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fragment: hash
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}));
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}
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this.emitChange();
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}
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clearPreferences() {
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this.preferences.clear();
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this._updateChildVMs();
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}
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get hasPreferences() {
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return this.preferences.canClear;
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}
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}
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