Michael Telatynski
145a5a8a8d
* Conform more code to strict null checking * Conform more code to strict null checking * Iterate * Iterate
91 lines
2.9 KiB
TypeScript
91 lines
2.9 KiB
TypeScript
/*
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Copyright 2017-2021 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 { Store } from "flux/utils";
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import { Action } from "../dispatcher/actions";
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import dis from "../dispatcher/dispatcher";
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import { ActionPayload } from "../dispatcher/payloads";
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import { DoAfterSyncPreparedPayload } from "../dispatcher/payloads/DoAfterSyncPreparedPayload";
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interface IState {
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deferredAction: ActionPayload | null;
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}
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const INITIAL_STATE: IState = {
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deferredAction: null,
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};
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/**
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* A class for storing application state to do with authentication. This is a simple flux
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* store that listens for actions and updates its state accordingly, informing any
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* listeners (views) of state changes.
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*/
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class LifecycleStore extends Store<ActionPayload> {
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private state: IState = INITIAL_STATE;
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public constructor() {
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super(dis);
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}
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private setState(newState: Partial<IState>): void {
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this.state = Object.assign(this.state, newState);
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this.__emitChange();
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}
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// eslint-disable-next-line @typescript-eslint/naming-convention
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protected __onDispatch(payload: ActionPayload | DoAfterSyncPreparedPayload<ActionPayload>): void {
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switch (payload.action) {
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case Action.DoAfterSyncPrepared:
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this.setState({
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deferredAction: payload.deferred_action,
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});
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break;
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case "cancel_after_sync_prepared":
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this.setState({
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deferredAction: null,
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});
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break;
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case "MatrixActions.sync": {
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if (payload.state !== "PREPARED") {
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break;
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}
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if (!this.state.deferredAction) break;
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const deferredAction = Object.assign({}, this.state.deferredAction);
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this.setState({
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deferredAction: null,
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});
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dis.dispatch(deferredAction);
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break;
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}
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case "on_client_not_viable":
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case Action.OnLoggedOut:
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this.reset();
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break;
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}
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}
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private reset(): void {
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this.state = Object.assign({}, INITIAL_STATE);
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}
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}
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let singletonLifecycleStore: LifecycleStore | null = null;
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if (!singletonLifecycleStore) {
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singletonLifecycleStore = new LifecycleStore();
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}
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export default singletonLifecycleStore!;
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