Add notification when files are shared

app/lib/RoomClient.js

@@ -1117,6 +1117,16 @@ export default class RoomClient
 					this._dispatch(
 						stateActions.addResponseMessage({ ...chatMessage, peerName }));
 
+					const toolAreaState = this._getState().toolarea;
+
+					// Notify about the new file, unless the chat is open.
+					if (chatMessage.file && !(toolAreaState.toolAreaOpen && toolAreaState.currentToolTab === 'chat'))
+					{
+						this._dispatch(
+							requestActions.notify({ text: `${chatMessage.name} shared a file` })
+						);
+					}
+
 					break;
 				}