feat: compact command with auto-compact

internal/tui/components/chat/chat.go

@@ -23,6 +23,8 @@ type SessionClearedMsg struct{}
 
 type EditorFocusMsg bool
 
+type CompactSessionMsg struct{}
+
 func header(width int) string {
 	return lipgloss.JoinVertical(
 		lipgloss.Top,

internal/tui/components/chat/list.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"math"
+	"time"
 
 	"github.com/charmbracelet/bubbles/key"
 	"github.com/charmbracelet/bubbles/spinner"
@@ -450,8 +451,11 @@ func (m *messagesCmp) BindingKeys() []key.Binding {
 }
 
 func NewMessagesCmp(app *app.App) tea.Model {
-	s := spinner.New()
-	s.Spinner = spinner.Pulse
+	customSpinner := spinner.Spinner{
+		Frames: []string{" ", "┃"},
+		FPS:    time.Second / 2, //nolint:gomnd
+	}
+	s := spinner.New(spinner.WithSpinner(customSpinner))
 	vp := viewport.New(0, 0)
 	vp.KeyMap.PageUp = messageKeys.PageUp
 	vp.KeyMap.PageDown = messageKeys.PageDown

internal/tui/page/chat.go

@@ -2,10 +2,12 @@ package page
 
 import (
 	"context"
+	"fmt"
 
 	"github.com/charmbracelet/bubbles/key"
 	tea "github.com/charmbracelet/bubbletea"
 	"github.com/opencode-ai/opencode/internal/app"
+	"github.com/opencode-ai/opencode/internal/logging"
 	"github.com/opencode-ai/opencode/internal/session"
 	"github.com/opencode-ai/opencode/internal/tui/components/chat"
 	"github.com/opencode-ai/opencode/internal/tui/layout"
@@ -64,6 +66,22 @@ func (p *chatPage) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			}
 		}
 		p.session = msg
+	case chat.CompactSessionMsg:
+		if p.session.ID == "" {
+			return p, util.ReportWarn("No active session to compact.")
+		}
+
+		// Run compaction in background
+		go func(sessionID string) {
+			err := p.app.CoderAgent.CompactSession(context.Background(), sessionID)
+			if err != nil {
+				logging.ErrorPersist(fmt.Sprintf("Compaction failed: %v", err))
+			} else {
+				logging.InfoPersist("Conversation compacted successfully.")
+			}
+		}(p.session.ID)
+
+		return p, nil
 	case tea.KeyMsg:
 		switch {
 		case key.Matches(msg, keyMap.NewSession):

internal/tui/tui.go

@@ -723,5 +723,23 @@ If there are Cursor rules (in .cursor/rules/ or .cursorrules) or Copilot rules (
 			)
 		},
 	})
+
+	model.RegisterCommand(dialog.Command{
+		ID:          "compact_conversation",
+		Title:       "Compact Conversation",
+		Description: "Summarize the current session to save tokens",
+		Handler: func(cmd dialog.Command) tea.Cmd {
+			// Get the current session from the appModel
+			if model.currentPage != page.ChatPage {
+				return util.ReportWarn("Please navigate to a chat session first.")
+			}
+			
+			// Return a message that will be handled by the chat page
+			return tea.Batch(
+				util.CmdHandler(chat.CompactSessionMsg{}),
+				util.ReportInfo("Compacting conversation..."))
+		},
+	})
+	
 	return model
 }