sessions

type MatchHit struct {
	File       string // "summary.json", "chat_history.jsonl"
	Line       int    // 1-based
	Part       string // title, session_summary, cwd, user, assistant, ...
	Snippet    string // one-line excerpt
	MatchStart int    // byte offset into Snippet
	MatchLen   int    // length of match in Snippet
}

type RelocateCWDOptions struct {
	// GrokHome is the Grok home directory. Empty → $GROK_HOME or ~/.grok.
	GrokHome string
}

type RelocateCWDResult struct {
	OldCWD, NewCWD, OldSessionDir, NewSessionDir string
	FilesTouched                                 []string // optional
}

type Session struct {
	ID              string
	LastActiveAt    time.Time
	CWD             string
	Title           string
	Path            string
	NumChatMessages int
}

type SessionInfo struct {
	Session
	CreatedAt, UpdatedAt        time.Time
	NumMessages                 int
	CurrentModelID              string
	AgentName                   string
	SandboxProfile              string
	GitRootDir                  string
	HeadBranch                  string
	HeadCommit                  string
	SessionDir                  string
	SummaryPath                 string
	UpdatesPath                 string
	SignalsPath                 string
	PromptContextPath           string
	UpdatesExists               bool
	SignalsExists               bool
	PromptContextExists         bool
	ContextTokensUsed           int
	ContextWindowTokens         int
	ContextWindowUsage          int
	TotalTokensBeforeCompaction int
}

type SessionMatch struct {
	Session
	Hits []MatchHit // full hit list; formatter caps display at 5
}