application

type IProduct interface {
	IsValid() (bool, error)
	Enable() error
	Disable() error
	GetID() string
	GetName() string
	GetStatus() string
	GetPrice() float64
}

type IProductPersistence interface {
	IProductReader
	IProductWriter
}

type IProductReader interface {
	Get(id string) (IProduct, error)
}

type IProductService interface {
	Get(id string) (IProduct, error)
	Create(name string, price float64) (IProduct, error)
	Enable(product IProduct) (IProduct, error)
	Disable(product IProduct) (IProduct, error)
}

type IProductWriter interface {
	Save(product IProduct) (IProduct, error)
}

type Product struct {
	ID     string  `valid:"uuidv4"`
	Name   string  `valid:"required"`
	Price  float64 `valid:"float,optional"`
	Status string  `valid:"required"`
}

type ProductService struct {
	Persistence IProductPersistence
}