48 lines
1.8 KiB
TypeScript
48 lines
1.8 KiB
TypeScript
/*
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Copyright 2021 Šimon Brandner <simon.bra.ag@gmail.com>
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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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const getSpaceCollapsedKey = (roomId: string, parents: Set<string>): string => {
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const separator = "/";
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let path = "";
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if (parents) {
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for (const entry of parents.entries()) {
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path += entry + separator;
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}
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}
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return `mx_space_collapsed_${path + roomId}`;
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};
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export default class SpaceTreeLevelLayoutStore {
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private static internalInstance: SpaceTreeLevelLayoutStore;
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public static get instance(): SpaceTreeLevelLayoutStore {
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if (!SpaceTreeLevelLayoutStore.internalInstance) {
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SpaceTreeLevelLayoutStore.internalInstance = new SpaceTreeLevelLayoutStore();
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}
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return SpaceTreeLevelLayoutStore.internalInstance;
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}
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public setSpaceCollapsedState(roomId: string, parents: Set<string>, collapsed: boolean) {
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// XXX: localStorage doesn't allow booleans
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localStorage.setItem(getSpaceCollapsedKey(roomId, parents), collapsed.toString());
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}
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public getSpaceCollapsedState(roomId: string, parents: Set<string>, fallback: boolean): boolean {
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const collapsedLocalStorage = localStorage.getItem(getSpaceCollapsedKey(roomId, parents));
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// XXX: localStorage doesn't allow booleans
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return collapsedLocalStorage ? collapsedLocalStorage === "true" : fallback;
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}
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}
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