services

type BillService struct {
	*gorm.DB
}

type Bills interface {
	AddBill(bill *models.Bill) error
	GetBill(id uuid.UUID) (models.Bill, error)
	UpdateBill(bill *models.Bill) (models.Bill, error)
	CreateBill(bill *models.Bill) (models.Bill, error)
	DeleteBill(id uuid.UUID) error
}

type PaydayService struct {
	*gorm.DB
}

type Paydays interface {
	GetPaydays(userId string) []models.Payday
	GetPayday(paydayId uuid.UUID) (models.Payday, error)
	CreatePayday(payday *models.Payday) (models.Payday, error)
	UpdatePayday(payday *models.Payday) error // New function definition
	DeletePayday(paydayId uuid.UUID) error
}