64 lines
No EOL
1.7 KiB
JavaScript
64 lines
No EOL
1.7 KiB
JavaScript
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
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// See LICENSE.txt for license information.
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function transformFromSet(incoming) {
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const state = {...incoming};
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for (const key in state) {
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if (state.hasOwnProperty(key)) {
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if (state[key] instanceof Set) {
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state[key] = Array.from([...state[key]]);
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}
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}
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}
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return state;
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}
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function transformToSet(incoming) {
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const state = {...incoming};
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for (const key in state) {
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if (state.hasOwnProperty(key)) {
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state[key] = new Set(state[key]);
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}
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}
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return state;
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}
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export function transformSet(incoming, setTransforms, toStorage = true) {
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const state = {...incoming};
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const transformer = toStorage ? transformFromSet : transformToSet;
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for (const key in state) {
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if (state.hasOwnProperty(key) && setTransforms.includes(key)) {
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state[key] = transformer(state[key]);
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}
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}
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return state;
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}
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export function waitForHydration(store, callback) {
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let executed = false; // this is to prevent a race condition when subcription runs before unsubscribed
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if (store.getState().views.root.hydrationComplete && !executed) {
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if (callback && typeof callback === 'function') {
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executed = true;
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callback();
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}
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} else {
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const subscription = () => {
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if (store.getState().views.root.hydrationComplete && !executed) {
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unsubscribeFromStore();
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if (callback && typeof callback === 'function') {
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executed = true;
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callback();
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}
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}
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};
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const unsubscribeFromStore = store.subscribe(subscription);
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}
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} |