[IMPROVEMENT] Mark thread as read on open (#2225)

* [IMPROVEMENT] Mark a thread as read

* Use methodCallWrapper

* Check server version

Co-authored-by: Diego Mello <diegolmello@gmail.com>

app/lib/rocketchat.js

@@ -1141,6 +1141,14 @@ const RocketChat = {
 			rid, updatedSince
 		});
 	},
+	readThreads(tmid) {
+		const serverVersion = reduxStore.getState().server.version;
+		if (serverVersion && semver.gte(semver.coerce(serverVersion), '3.4.0')) {
+			// RC 3.4.0
+			return this.methodCallWrapper('readThreads', tmid);
+		}
+		return Promise.resolve();
+	},
 	runSlashCommand(command, roomId, params, triggerId, tmid) {
 		// RC 0.60.2
 		return this.post('commands.run', {

app/views/RoomView/List.js

@@ -115,6 +115,7 @@ class List extends React.Component {
 					} else {
 						this.state.messages = messages;
 					}
+					this.readThreads();
 				});
 		}
 	}
@@ -125,6 +126,18 @@ class List extends React.Component {
 		this.init();
 	}
 
+	readThreads = async() => {
+		const { tmid } = this.props;
+
+		if (tmid) {
+			try {
+				await RocketChat.readThreads(tmid);
+			} catch {
+				// Do nothing
+			}
+		}
+	}
+
 	shouldComponentUpdate(nextProps, nextState) {
 		const { loading, end, refreshing } = this.state;
 		const { hideSystemMessages, theme } = this.props;