feat(tui): accent editor border on leader key

packages/tui/internal/app/app.go

@@ -22,25 +22,26 @@ import (
 )
 
 type App struct {
-	Info          opencode.App
-	Modes         []opencode.Mode
-	Providers     []opencode.Provider
-	Version       string
-	StatePath     string
-	Config        *opencode.Config
-	Client        *opencode.Client
-	State         *config.State
-	ModeIndex     int
-	Mode          *opencode.Mode
-	Provider      *opencode.Provider
-	Model         *opencode.Model
-	Session       *opencode.Session
-	Messages      []opencode.MessageUnion
-	Commands      commands.CommandRegistry
-	InitialModel  *string
-	InitialPrompt *string
-	IntitialMode  *string
-	compactCancel context.CancelFunc
+	Info             opencode.App
+	Modes            []opencode.Mode
+	Providers        []opencode.Provider
+	Version          string
+	StatePath        string
+	Config           *opencode.Config
+	Client           *opencode.Client
+	State            *config.State
+	ModeIndex        int
+	Mode             *opencode.Mode
+	Provider         *opencode.Provider
+	Model            *opencode.Model
+	Session          *opencode.Session
+	Messages         []opencode.MessageUnion
+	Commands         commands.CommandRegistry
+	InitialModel     *string
+	InitialPrompt    *string
+	IntitialMode     *string
+	compactCancel    context.CancelFunc
+	IsLeaderSequence bool
 }
 
 type SessionSelectedMsg = *opencode.Session

packages/tui/internal/components/chat/editor.go

@@ -242,13 +242,17 @@ func (m *editorComponent) Content(width int) string {
 		prompt,
 		m.textarea.View(),
 	)
+	borderForeground := t.Border()
+	if m.app.IsLeaderSequence {
+		borderForeground = t.Accent()
+	}
 	textarea = styles.NewStyle().
 		Background(t.BackgroundElement()).
 		Width(width).
 		PaddingTop(1).
 		PaddingBottom(1).
 		BorderStyle(lipgloss.ThickBorder()).
-		BorderForeground(t.Border()).
+		BorderForeground(borderForeground).
 		BorderBackground(t.Background()).
 		BorderLeft(true).
 		BorderRight(true).

packages/tui/internal/tui/tui.go

@@ -70,17 +70,17 @@ type appModel struct {
 	showCompletionDialog bool
 	fileCompletionActive bool
 	leaderBinding        *key.Binding
-	isLeaderSequence     bool
-	toastManager         *toast.ToastManager
-	interruptKeyState    InterruptKeyState
-	exitKeyState         ExitKeyState
-	lastScroll           time.Time
-	messagesRight        bool
-	fileViewer           fileviewer.Model
-	lastMouse            tea.Mouse
-	fileViewerStart      int
-	fileViewerEnd        int
-	fileViewerHit        bool
+	// isLeaderSequence     bool
+	toastManager      *toast.ToastManager
+	interruptKeyState InterruptKeyState
+	exitKeyState      ExitKeyState
+	lastScroll        time.Time
+	messagesRight     bool
+	fileViewer        fileviewer.Model
+	lastMouse         tea.Mouse
+	fileViewerStart   int
+	fileViewerEnd     int
+	fileViewerHit     bool
 }
 
 func (a appModel) Init() tea.Cmd {
@@ -184,9 +184,9 @@ func (a appModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		}
 
 		// 2. Check for commands that require leader
-		if a.isLeaderSequence {
-			matches := a.app.Commands.Matches(msg, a.isLeaderSequence)
-			a.isLeaderSequence = false
+		if a.app.IsLeaderSequence {
+			matches := a.app.Commands.Matches(msg, a.app.IsLeaderSequence)
+			a.app.IsLeaderSequence = false
 			if len(matches) > 0 {
 				return a, util.CmdHandler(commands.ExecuteCommandsMsg(matches))
 			}
@@ -261,21 +261,21 @@ func (a appModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 
 		// 5. Check for leader key activation
 		if a.leaderBinding != nil &&
-			!a.isLeaderSequence &&
+			!a.app.IsLeaderSequence &&
 			key.Matches(msg, *a.leaderBinding) {
-			a.isLeaderSequence = true
+			a.app.IsLeaderSequence = true
 			return a, nil
 		}
 
 		// 6 Handle input clear command
 		inputClearCommand := a.app.Commands[commands.InputClearCommand]
-		if inputClearCommand.Matches(msg, a.isLeaderSequence) && a.editor.Length() > 0 {
+		if inputClearCommand.Matches(msg, a.app.IsLeaderSequence) && a.editor.Length() > 0 {
 			return a, util.CmdHandler(commands.ExecuteCommandMsg(inputClearCommand))
 		}
 
 		// 7. Handle interrupt key debounce for session interrupt
 		interruptCommand := a.app.Commands[commands.SessionInterruptCommand]
-		if interruptCommand.Matches(msg, a.isLeaderSequence) && a.app.IsBusy() {
+		if interruptCommand.Matches(msg, a.app.IsLeaderSequence) && a.app.IsBusy() {
 			switch a.interruptKeyState {
 			case InterruptKeyIdle:
 				// First interrupt key press - start debounce timer
@@ -294,7 +294,7 @@ func (a appModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 
 		// 8. Handle exit key debounce for app exit when using non-leader command
 		exitCommand := a.app.Commands[commands.AppExitCommand]
-		if exitCommand.Matches(msg, a.isLeaderSequence) {
+		if exitCommand.Matches(msg, a.app.IsLeaderSequence) {
 			switch a.exitKeyState {
 			case ExitKeyIdle:
 				// First exit key press - start debounce timer
@@ -312,10 +312,10 @@ func (a appModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		}
 
 		// 9. Check again for commands that don't require leader (excluding interrupt when busy and exit when in debounce)
-		matches := a.app.Commands.Matches(msg, a.isLeaderSequence)
+		matches := a.app.Commands.Matches(msg, a.app.IsLeaderSequence)
 		if len(matches) > 0 {
 			// Skip interrupt key if we're in debounce mode and app is busy
-			if interruptCommand.Matches(msg, a.isLeaderSequence) && a.app.IsBusy() && a.interruptKeyState != InterruptKeyIdle {
+			if interruptCommand.Matches(msg, a.app.IsLeaderSequence) && a.app.IsBusy() && a.interruptKeyState != InterruptKeyIdle {
 				return a, nil
 			}
 			return a, util.CmdHandler(commands.ExecuteCommandsMsg(matches))
@@ -1067,7 +1067,6 @@ func NewModel(app *app.App) tea.Model {
 		fileProvider:         fileProvider,
 		symbolsProvider:      symbolsProvider,
 		leaderBinding:        leaderBinding,
-		isLeaderSequence:     false,
 		showCompletionDialog: false,
 		fileCompletionActive: false,
 		toastManager:         toast.NewToastManager(),