// tutor package models type Tutor struct { Id int Name string Email string SubscribeToMailinglist bool // Wants to subscribe to the mailinglist for student assistents } type TutorRepository interface { FindByEmail(Email string) ([]Tutor, error) FindByNameAndEmail(name string, email string) (Tutor, error) FindById(Id int) (Tutor, error) GetAll() ([]Tutor, error) Add(tutor Tutor) (int, error) }