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

react/features/gifs/middleware.any.ts

@@ -0,0 +1,61 @@
+import { IReduxState } from '../app/types';
+import MiddlewareRegistry from '../base/redux/MiddlewareRegistry';
+
+import { ADD_GIF_FOR_PARTICIPANT, HIDE_GIF_FOR_PARTICIPANT, SHOW_GIF_FOR_PARTICIPANT } from './actionTypes';
+import { removeGif } from './actions';
+import { GIF_DEFAULT_TIMEOUT } from './constants';
+import { getGifForParticipant } from './function.any';
+
+/**
+ * Middleware which intercepts Gifs actions to handle changes to the
+ * visibility timeout of the Gifs.
+ *
+ * @param {Store} store - The redux store.
+ * @returns {Function}
+ */
+MiddlewareRegistry.register(store => next => action => {
+    const { dispatch, getState } = store;
+    const state = getState();
+
+    switch (action.type) {
+    case ADD_GIF_FOR_PARTICIPANT: {
+        const id = action.participantId;
+        const { giphy } = state['features/base/config'];
+
+        _clearGifTimeout(state, id);
+        const timeoutID = setTimeout(() => dispatch(removeGif(id)), giphy?.tileTime || GIF_DEFAULT_TIMEOUT);
+
+        action.timeoutID = timeoutID;
+        break;
+    }
+    case SHOW_GIF_FOR_PARTICIPANT: {
+        const id = action.participantId;
+
+        _clearGifTimeout(state, id);
+        break;
+    }
+    case HIDE_GIF_FOR_PARTICIPANT: {
+        const { giphy } = state['features/base/config'];
+        const id = action.participantId;
+        const timeoutID = setTimeout(() => dispatch(removeGif(id)), giphy?.tileTime || GIF_DEFAULT_TIMEOUT);
+
+        action.timeoutID = timeoutID;
+        break;
+    }
+    }
+
+    return next(action);
+});
+
+/**
+ * Clears GIF timeout.
+ *
+ * @param {IReduxState} state - Redux state.
+ * @param {string} id - Id of the participant for whom to clear the timeout.
+ * @returns {void}
+ */
+function _clearGifTimeout(state: IReduxState, id: string) {
+    const gif = getGifForParticipant(state, id);
+
+    clearTimeout(gif?.timeoutID ?? -1);
+}