Struct model

pkg/tui/components/sidebar/sidebar.go:113–169

model implements Model

// model implements Model
type model struct {
	width              int
	height             int
	xPos               int                       // absolute x position on screen
	yPos               int                       // absolute y position on screen
	layoutCfg          LayoutConfig              // layout configuration for spacing
	sessionUsage       map[string]*runtime.Usage // sessionID -> latest usage snapshot
	todoComp           *todotool.SidebarComponent
	ragIndexing        map[string]*ragIndexingState // strategy name -> indexing state
	spinner            spinner.Spinner
	spinnerActive      bool // true when spinner is registered with animation coordinator
	mode               Mode
	sessionTitle       string
	sessionStarred     bool
	sessionHasContent  bool // true when session has been used (has messages)
	currentAgent       string
	agentModel         string
	agentDescription   string
	availableAgents    []runtime.AgentDetails
	agentSwitching     bool
	availableTools     int
	availableSkills    int
	toolsLoading       bool // true when more tools may still be loading
	sessionState       *service.SessionState
	workingAgent       string   // Name of the agent currently working (empty if none)
	sessionStack       []string // Active stream session IDs; the top is the active (deepest) session
	rootSessionID      string   // Main (top-level) session, shown when no stream is active
	scrollview         *scrollview.Model
	workingDirectory   string
	gitBranchName      string   // current git branch, empty if not in a repo
	queuedMessages     []string // Truncated preview of queued messages
	streamCancelled    bool     // true after ESC cancel until next StreamStartedEvent
	collapsed          bool     // true when sidebar is collapsed
	titleRegenerating  bool     // true when title is being regenerated by AI
	titleGenerated     bool     // true once a title has been generated or set (hides pencil until then)
	preferredWidth     int      // user's preferred width (persisted across collapse/expand)
	editingTitle       bool     // true when inline title editing is active
	titleInput         textinput.Model
	lastTitleClickTime time.Time // for double-click detection on title

	ctx func() context.Context

	// Render cache to avoid re-rendering sections on every frame during scroll
	cachedLines          []string // Cached rendered lines
	cachedWidth          int      // Width used for cached render
	cachedNeedsScrollbar bool     // Whether scrollbar is needed for cached render
	cacheDirty           bool     // True when cache needs rebuild
	layoutDirty          bool     // True when a change may alter line count/scrollbar visibility (not just an animation frame)

	// Agent click zones: maps content line index to agent name for click detection
	agentClickZones map[int]string // content line -> agent name
	// agentLineOwners records, per rendered agent-section body line, which agent
	// emitted it (empty for blank separators). It is produced during agentInfo
	// rendering so click zones can be registered explicitly rather than inferred
	// from blank-line heuristics.
	agentLineOwners []string
}