tui

type AgentSubEvent struct {
	AgentID string
	Kind    string // "tool_call", "tool_result", "text_delta", etc.
	Content string
}

type CompactStatsProvider interface {
	FormatStats() string
}

type CompleteResult struct {
	Candidates []CompletionCandidate
	Selected   int
	Type       CompletionType
}

type CompletionCandidate struct {
	Text        string
	Description string
	Type        CompletionType
}

type CompletionType int

type Config struct {
	Agent          *agent.Agent
	SessionID      string
	ModelName      string
	ActiveRole     string
	Roles          map[string]config.RoleConfig
	SessionService *pisession.FileService
	WorkDir        string
	Orchestrator   *subagent.Orchestrator
	// GenerateCommitMsg is called by /commit to generate a conventional commit message from diffs.
	// If nil, /commit is disabled.
	GenerateCommitMsg func(ctx context.Context, diffs string) (string, error)
	// Logger is the session logger. If nil, logging is disabled.
	Logger *logger.Logger
	// Screen receives screen content updates for the screen tool.
	// If nil, the screen tool won't have access to TUI content.
	Screen *Screen
	// Skills is loaded from skill directories for command completion.
	Skills []extension.Skill
	// SkillDirs are the directories to re-scan for skills on each completion.
	SkillDirs []string
	// RestartCh receives a signal when the agent calls the restart tool.
	RestartCh chan struct{}
	// AgentEventCh receives subagent events from the agent tool for live display.
	AgentEventCh <-chan AgentSubEvent
	// TokenTracker tracks daily token usage and enforces limits. May be nil.
	TokenTracker TokenTracker
	// CompactMetrics tracks output compaction statistics. May be nil.
	CompactMetrics CompactStatsProvider
}

type Gate struct {
	Name    string
	Command string
}

type GateResult struct {
	Name    string
	Command string
	Passed  bool
	Output  string
}

type Screen struct {
	// contains filtered or unexported fields
}

type TokenTracker interface {
	Limit() int64
	Remaining() int64     // -1 if unlimited
	PercentUsed() float64 // 0-100+
	TotalUsed() int64     // total tokens consumed today
}