scroller

type FakeRepo struct {
	Err                   error
	ErrOnImageExists      bool
	ErrOnCollectionExists bool
	NextImage             *im.BaseImage
	PreviousImage         *im.BaseImage
}

type Interface interface {
	Init(string, ...Option) (*ScrollerState, error)
}

type Option func(*ScrollingCriteria)

type Repo interface {
	GetAdjacent(im.ImageId, ScrollingCriteria, ScrollingDirection) (*im.BaseImage, error)
	ImageMustExist(imageId im.ImageId) error
	CollectionMustExist(string) error
}

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

type ScrollerState struct {
	Next     *im.BaseImage
	Previous *im.BaseImage
}

type ScrollingCriteria struct {
	Collection *string
}

type ScrollingDirection int