improve(ui): enhance server search experience (#71)

internal/adapters/ui/handlers.go

@@ -183,6 +183,43 @@ func (t *tui) handleSearchFocus() {
 	}
 }
 
+func (t *tui) handleSearchNavigate(direction int) {
+	if t.serverList != nil {
+		t.app.SetFocus(t.serverList)
+
+		currentIdx := t.serverList.GetCurrentItem()
+		itemCount := t.serverList.GetItemCount()
+
+		if itemCount == 0 {
+			return
+		}
+
+		if direction > 0 {
+			if currentIdx < itemCount-1 {
+				t.serverList.SetCurrentItem(currentIdx + 1)
+			} else {
+				t.serverList.SetCurrentItem(0)
+			}
+		} else {
+			if currentIdx > 0 {
+				t.serverList.SetCurrentItem(currentIdx - 1)
+			} else {
+				t.serverList.SetCurrentItem(itemCount - 1)
+			}
+		}
+
+		if server, ok := t.serverList.GetSelectedServer(); ok {
+			t.details.UpdateServer(server)
+		}
+	}
+}
+
+func (t *tui) handleReturnToSearch() {
+	if t.searchBar != nil {
+		t.app.SetFocus(t.searchBar)
+	}
+}
+
 func (t *tui) handleServerConnect() {
 	if server, ok := t.serverList.GetSelectedServer(); ok {
 

internal/adapters/ui/search_bar.go

@@ -21,8 +21,9 @@ import (
 
 type SearchBar struct {
 	*tview.InputField
-	onSearch func(string)
-	onEscape func()
+	onSearch   func(string)
+	onEscape   func()
+	onNavigate func(direction int) // -1 for up, 1 for down
 }
 
 func NewSearchBar() *SearchBar {
@@ -57,6 +58,24 @@ func (s *SearchBar) build() {
 			}
 		}
 	})
+
+	s.InputField.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
+		//nolint:exhaustive // We only handle arrow keys and pass through others
+		switch event.Key() {
+		case tcell.KeyDown:
+			if s.onNavigate != nil {
+				s.onNavigate(1)
+			}
+			return nil
+		case tcell.KeyUp:
+			if s.onNavigate != nil {
+				s.onNavigate(-1)
+			}
+			return nil
+		default:
+			return event
+		}
+	})
 }
 
 func (s *SearchBar) OnSearch(fn func(string)) *SearchBar {
@@ -68,3 +87,8 @@ func (s *SearchBar) OnEscape(fn func()) *SearchBar {
 	s.onEscape = fn
 	return s
 }
+
+func (s *SearchBar) OnNavigate(fn func(direction int)) *SearchBar {
+	s.onNavigate = fn
+	return s
+}

internal/adapters/ui/server_list.go

@@ -25,6 +25,7 @@ type ServerList struct {
 	servers           []domain.Server
 	onSelection       func(domain.Server)
 	onSelectionChange func(domain.Server)
+	onReturnToSearch  func()
 }
 
 func NewServerList() *ServerList {
@@ -52,6 +53,18 @@ func (sl *ServerList) build() {
 			sl.onSelectionChange(sl.servers[index])
 		}
 	})
+
+	sl.List.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
+		//nolint:exhaustive // We only handle specific keys and pass through others
+		switch event.Key() {
+		case tcell.KeyLeft, tcell.KeyRight, tcell.KeyBackspace, tcell.KeyBackspace2, tcell.KeyESC:
+			if sl.onReturnToSearch != nil {
+				sl.onReturnToSearch()
+			}
+			return nil
+		}
+		return event
+	})
 }
 
 func (sl *ServerList) UpdateServers(servers []domain.Server) {
@@ -93,3 +106,8 @@ func (sl *ServerList) OnSelectionChange(fn func(server domain.Server)) *ServerLi
 	sl.onSelectionChange = fn
 	return sl
 }
+
+func (sl *ServerList) OnReturnToSearch(fn func()) *ServerList {
+	sl.onReturnToSearch = fn
+	return sl
+}

internal/adapters/ui/tui.go

@@ -91,11 +91,13 @@ func (t *tui) buildComponents() *tui {
 	t.header = NewAppHeader(t.version, t.commit, RepoURL)
 	t.searchBar = NewSearchBar().
 		OnSearch(t.handleSearchInput).
-		OnEscape(t.blurSearchBar)
+		OnEscape(t.blurSearchBar).
+		OnNavigate(t.handleSearchNavigate)
 	IsForwarding = t.serverService.IsForwarding
 
 	t.serverList = NewServerList().
-		OnSelectionChange(t.handleServerSelectionChange)
+		OnSelectionChange(t.handleServerSelectionChange).
+		OnReturnToSearch(t.handleReturnToSearch)
 	t.details = NewServerDetails()
 	t.statusBar = NewStatusBar()