package main

// SessionState represents the current activity state of a Claude Code session.
type SessionState int

const (
	Working    SessionState = iota
	NeedsInput
	Idle
	Unknown
)

func (s SessionState) String() string {
	switch s {
	case Working:
		return "Working"
	case NeedsInput:
		return "Needs Input"
	case Idle:
		return "Idle"
	default:
		return "Unknown"
	}
}

// Process represents a Claude Code OS process detected via /proc.
type Process struct {
	PID int
	Cmd []string // cmdline arguments
	Cwd string   // readlink /proc/PID/cwd
}

// Session represents a Claude Code session enriched with JSONL metadata.
type Session struct {
	Process   Process
	SessionID string
	GitBranch string
	State     SessionState
	Preview   string // last lines of output
	CwdPath   string // process cwd
	Worktree  string // git worktree (may differ from cwd)
}