label

type Manager interface {
	// Create the label
	Create(ctx context.Context, label *model.Label) (id int64, err error)
	// Get the label specified by ID
	Get(ctx context.Context, id int64) (label *model.Label, err error)
	// Count returns the total count of Labels according to the query
	Count(ctx context.Context, query *q.Query) (total int64, err error)
	// Update the label
	Update(ctx context.Context, label *model.Label) error
	// Delete the label
	Delete(ctx context.Context, id int64) (err error)
	// List ...
	List(ctx context.Context, query *q.Query) ([]*model.Label, error)

	// List labels that added to the artifact specified by the ID
	ListByArtifact(ctx context.Context, artifactID int64) (labels []*model.Label, err error)
	// Add label to the artifact specified the ID
	AddTo(ctx context.Context, labelID int64, artifactID int64) (err error)
	// Remove the label added to the artifact specified by the ID
	RemoveFrom(ctx context.Context, labelID int64, artifactID int64) (err error)
	// Remove all labels added to the artifact specified by the ID
	RemoveAllFrom(ctx context.Context, artifactID int64) (err error)
	// RemoveFromAllArtifacts removes the label specified by the ID from all artifacts
	RemoveFromAllArtifacts(ctx context.Context, labelID int64) (err error)
}