/
beer.go
91 lines (79 loc) · 1.82 KB
/
beer.go
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package domain
// Beer is a definition of a beer.
type Beer struct {
ID string
Name string
Type BeerType
Brewer string
Country string
}
// Validate validates a beer.
func (b *Beer) Validate() error {
if b.ID == "" {
return NewValidationError("beer ID is empty")
}
return nil
}
// CreateBeerParams describes parameters for creating a beer.
type CreateBeerParams struct {
Name string
Type BeerType
Brewer string
Country string
}
// Validate validates the CreateBeerParams.
func (b *CreateBeerParams) Validate() error {
if b.Name == "" {
return NewValidationError("beer name is empty")
}
return nil
}
// GetBeerParams describes parameters for getting a beer.
type GetBeerParams struct {
ID string
}
// Validate validates the GetBeerParams.
func (b *GetBeerParams) Validate() error {
if b.ID == "" {
return NewValidationError("beer ID is empty")
}
return nil
}
// UpdateBeerParams describes parameters for updating a beer.
type UpdateBeerParams struct {
ID string
Name *string
Type *BeerType
Brewer *string
Country *string
}
// Validate validates the UpdateBeerParams.
func (b *UpdateBeerParams) Validate() error {
if b.ID == "" {
return NewValidationError("beer ID is empty")
}
return nil
}
// DeleteBeerParams describes parameters for deleting a beer.
type DeleteBeerParams struct {
ID string
}
// Validate validates the DeleteBeerParams.
func (b *DeleteBeerParams) Validate() error {
if b.ID == "" {
return NewValidationError("beer ID is empty")
}
return nil
}
// ListBeersParams describes parameters for listing beers.
type ListBeersParams struct {
// Page is the page number of the beers.
Page int
}
// Validate validates the ListBeersParams.
func (b *ListBeersParams) Validate() error {
if b.Page < 1 {
return NewValidationError("page number less than one")
}
return nil
}