flow

type Controller interface {
	Start(userID string) error
	NextStep(userID string, from int, skip int) error
	GetCurrentStep(userID string) (steps.Step, int, error)
	GetFlow() Flow
	Cancel(userID string) error
}

type DialogCreater interface {
	OpenInteractiveDialog(dialog model.OpenDialogRequest) error
}

type Flow interface {
	Name() string
	Path() string
	Steps() []steps.Step
	Step(i int) steps.Step
	Length() int
	FlowDone(userID string)
}

type Store interface {
	SetPostID(userID, flowName, stepName, postID string) error
	GetPostID(userID, flowName, stepName string) (string, error)
	RemovePostID(userID, flowName, stepName string) error

	GetCurrentStep(userID, flowName string) (int, error)
	SetCurrentStep(userID, flowName string, step int) error
	DeleteCurrentStep(userID, flowName string) error
}