runtime

type Capabilities struct {
	Backend             string
	Permissions         bool
	Resume              bool
	ExternalServerURL   bool
	SubprocessDiscovery bool
	ModelSelection      bool
}

type PermissionResponse struct {
	Allow    bool
	OptionID string
	Message  string
}

type Provider interface {
	Start(ctx context.Context, opts StartOptions) (Session, error)
	Resume(ctx context.Context, sessionID string) (Session, error)
	Prompt(ctx context.Context, sessionID string, prompt string) error
	Cancel(ctx context.Context, sessionID string) error
	Events(ctx context.Context, sessionID string) (<-chan events.Event, error)
	AnswerPermission(ctx context.Context, sessionID string, requestID string, response PermissionResponse) error
	Capabilities(ctx context.Context) (Capabilities, error)
}

type Session struct {
	SessionID string
	Backend   string
	Dir       string
	PID       int // Consumed by longe halt (SIGTERM); set by opencode-acp backend. 0 otherwise.
}

type StartOptions struct {
	Agent     string
	Label     string
	Dir       string
	ServerURL string
	Model     string
}