ui: add statusbar change with tab switch and updates

ui/src/components.rs

@@ -100,6 +100,10 @@ pub trait Component: Display + Debug + Send {
     fn get_shortcuts(&self, _context: &Context) -> ShortcutMaps {
         Default::default()
     }
+
+    fn get_status(&self, _context: &Context) -> Option<String> {
+        None
+    }
 }
 
 /*

ui/src/components/mail/listing.rs

@@ -295,6 +295,11 @@ impl Component for Listing {
                 context
                     .replies
                     .push_back(UIEvent::RefreshMailbox((self.cursor_pos.0, folder_hash)));
+                context
+                    .replies
+                    .push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
+                        self.get_status(context).unwrap(),
+                    )));
                 return true;
             }
             UIEvent::Input(ref k)
@@ -335,6 +340,11 @@ impl Component for Listing {
                 context
                     .replies
                     .push_back(UIEvent::RefreshMailbox((self.cursor_pos.0, folder_hash)));
+                context
+                    .replies
+                    .push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
+                        self.get_status(context).unwrap(),
+                    )));
                 return true;
             }
             UIEvent::Action(ref action) => match action {
@@ -365,6 +375,11 @@ impl Component for Listing {
                         .position(|&h| h == folder_hash)
                         .unwrap_or(0),
                 );
+                context
+                    .replies
+                    .push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
+                        self.get_status(context).unwrap(),
+                    )));
                 self.dirty = true;
             }
             UIEvent::ChangeMode(UIMode::Normal) => {
@@ -385,9 +400,19 @@ impl Component for Listing {
             }
             UIEvent::StartupCheck(_) => {
                 self.dirty = true;
+                context
+                    .replies
+                    .push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
+                        self.get_status(context).unwrap(),
+                    )));
             }
             UIEvent::MailboxUpdate(_) => {
                 self.dirty = true;
+                context
+                    .replies
+                    .push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
+                        self.get_status(context).unwrap(),
+                    )));
             }
             _ => {}
         }
@@ -489,6 +514,38 @@ impl Component for Listing {
             Conversations(ref mut l) => l.set_id(id),
         }
     }
+
+    fn get_status(&self, context: &Context) -> Option<String> {
+        Some({
+            let folder_hash = if let Some(h) = context.accounts[self.cursor_pos.0]
+                .folders_order
+                .get(self.cursor_pos.1)
+            {
+                *h
+            } else {
+                return Some(String::new());
+            };
+            if !context.accounts[self.cursor_pos.0].folders[&folder_hash].is_available() {
+                return Some(String::new());
+            }
+            let account = &context.accounts[self.cursor_pos.0];
+            let m = if account[self.cursor_pos.1].is_available() {
+                account[self.cursor_pos.1].unwrap()
+            } else {
+                return Some(String::new());
+            };
+            format!(
+                "Mailbox: {}, Messages: {}, New: {}",
+                m.folder.name(),
+                m.envelopes.len(),
+                m.envelopes
+                    .iter()
+                    .map(|h| &account.collection[&h])
+                    .filter(|e| !e.is_seen())
+                    .count()
+            )
+        })
+    }
 }
 
 impl From<IndexStyle> for ListingComponent {

ui/src/components/utilities.rs

@@ -929,29 +929,7 @@ impl Component for StatusBar {
             return true;
         }
 
-        match &event {
+        match event {
-            UIEvent::RefreshMailbox((ref idx_a, ref idx_f)) => {
-                match context.accounts[*idx_a].status(*idx_f) {
-                    Ok(_) => {}
-                    Err(_) => {
-                        return false;
-                    }
-                }
-                let account = &context.accounts[*idx_a];
-                let m = &account[*idx_f].unwrap();
-                self.status = format!(
-                    "{} | Mailbox: {}, Messages: {}, New: {}",
-                    self.mode,
-                    m.folder.name(),
-                    m.envelopes.len(),
-                    m.envelopes
-                        .iter()
-                        .map(|h| &account.collection[&h])
-                        .filter(|e| !e.is_seen())
-                        .count()
-                );
-                self.dirty = true;
-            }
             UIEvent::ChangeMode(m) => {
                 let offset = self.status.find('|').unwrap_or_else(|| self.status.len());
                 self.status.replace_range(..offset, &format!("{} ", m));
@@ -1038,6 +1016,10 @@ impl Component for StatusBar {
                 self.display_buffer = s.clone();
                 self.dirty = true;
             }
+            UIEvent::StatusEvent(StatusEvent::UpdateStatus(ref mut s)) => {
+                self.status = format!("{} | {}", self.mode, std::mem::replace(s, String::new()));
+                self.dirty = true;
+            }
             _ => {}
         }
         false
@@ -1321,6 +1303,13 @@ impl Component for Tabbed {
         match *event {
             UIEvent::Input(Key::Char('T')) => {
                 self.cursor_pos = (self.cursor_pos + 1) % self.children.len();
+                context
+                    .replies
+                    .push_back(UIEvent::StatusEvent(StatusEvent::UpdateStatus(
+                        self.children[self.cursor_pos]
+                            .get_status(context)
+                            .unwrap_or_default(),
+                    )));
                 self.set_dirty();
                 return true;
             }

ui/src/types.rs

@@ -38,6 +38,7 @@ pub enum StatusEvent {
     DisplayMessage(String),
     BufClear,
     BufSet(String),
+    UpdateStatus(String),
 }
 
 /// `ThreadEvent` encapsulates all of the possible values we need to transfer between our threads