package domain import "time" // Course belongs to a Program (e.g. A1, A2, … labels are configured separately). type Course struct { ID int64 `json:"id"` ProgramID int64 `json:"program_id"` Name string `json:"name"` Description *string `json:"description,omitempty"` Thumbnail *string `json:"thumbnail,omitempty"` CreatedAt time.Time `json:"created_at"` UpdatedAt *time.Time `json:"updated_at,omitempty"` } type CreateCourseInput struct { Name string `json:"name" validate:"required"` Description *string `json:"description,omitempty"` Thumbnail *string `json:"thumbnail,omitempty"` } type UpdateCourseInput struct { Name *string `json:"name,omitempty"` Description *string `json:"description,omitempty"` Thumbnail *string `json:"thumbnail,omitempty"` }