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

react/features/virtual-background/reducer.ts

@@ -0,0 +1,55 @@
+import PersistenceRegistry from '../base/redux/PersistenceRegistry';
+import ReducerRegistry from '../base/redux/ReducerRegistry';
+
+import { BACKGROUND_ENABLED, SET_VIRTUAL_BACKGROUND } from './actionTypes';
+
+const STORE_NAME = 'features/virtual-background';
+
+export interface IVirtualBackground {
+    backgroundEffectEnabled?: boolean;
+    backgroundType?: string;
+    blurValue?: number;
+    selectedThumbnail?: string;
+    virtualSource?: string;
+}
+
+/**
+ * Reduces redux actions which activate/deactivate virtual background image, or
+ * indicate if the virtual image background is activated/deactivated. The
+ * backgroundEffectEnabled flag indicate if virtual background effect is activated.
+ *
+ * @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<IVirtualBackground>(STORE_NAME, (state = {}, action): IVirtualBackground => {
+    const { virtualSource, backgroundEffectEnabled, blurValue, backgroundType,
+        selectedThumbnail } = action;
+
+    /**
+     * Sets up the persistence of the feature {@code virtual-background}.
+     */
+    PersistenceRegistry.register(STORE_NAME);
+
+    switch (action.type) {
+    case SET_VIRTUAL_BACKGROUND: {
+        return {
+            ...state,
+            virtualSource,
+            blurValue,
+            backgroundType,
+            selectedThumbnail
+        };
+    }
+    case BACKGROUND_ENABLED: {
+        return {
+            ...state,
+            backgroundEffectEnabled
+        };
+    }
+    }
+
+    return state;
+});