leagues

type League interface {

	// Details send informations about the league
	Details() map[string]string

	// Display will print results on stdout
	Display(challengeID string, disciplineID string, levelID string) error

	// Challenges retrieve available challenges
	Challenges() map[string]string

	// Levels retrieve available levels
	Levels() map[string]string

	// Disciplines retrieve available pelota disciplines
	Disciplines() map[string]string
}

type LeagueFunc func() (League, error)