web: change exit catchup behavior to view current message

web/src/state.rs

@@ -586,7 +586,7 @@ pub fn update(msg: Msg, model: &mut Model, orders: &mut impl Orders<Msg>) {
             model.versions.server = Some(version);
         }
 
-        Msg::StartCatchup => {
+        Msg::CatchupStart => {
             let query = if model.query.contains("is:unread") {
                 model.query.to_string()
             } else {
@@ -625,6 +625,9 @@ pub fn update(msg: Msg, model: &mut Model, orders: &mut impl Orders<Msg>) {
                 return;
             };
         }
+        Msg::CatchupExit => {
+            model.catchup = None;
+        }
     }
 }
 
@@ -778,8 +781,9 @@ pub enum Msg {
     SetProgress(f64),
     UpdateServerVersion(String),
 
-    StartCatchup,
+    CatchupStart,
     CatchupKeepUnread,
     CatchupMarkAsRead,
     CatchupNext,
+    CatchupExit,
 }