snapshot of https://github.com/jitsi/jitsi-meet.git @ fd1749dd28f4138aa80234fc7f311b19aaffa0e7 (2026-09-15)

react/features/base/flags/reducer.ts

@@ -0,0 +1,35 @@
+import { isEqual, merge } from 'lodash-es';
+
+import ReducerRegistry from '../redux/ReducerRegistry';
+
+import { UPDATE_FLAGS } from './actionTypes';
+
+/**
+ * Default state value for the feature flags.
+ */
+const DEFAULT_STATE = {};
+
+export interface IFlagsState {
+    flags?: Object;
+}
+
+/**
+ * Reduces redux actions which handle feature flags.
+ *
+ * @param {State} state - The current redux state.
+ * @param {Action} action - The redux action to reduce.
+ * @param {string} action.type - The type of the redux action to reduce.
+ * @returns {State} The next redux state that is the result of reducing the
+ * specified action.
+ */
+ReducerRegistry.register<IFlagsState>('features/base/flags', (state = DEFAULT_STATE, action): IFlagsState => {
+    switch (action.type) {
+    case UPDATE_FLAGS: {
+        const newState = merge({}, state, action.flags);
+
+        return isEqual(state, newState) ? state : newState;
+    }
+    }
+
+    return state;
+});