photo

Documentation

Index

• Variables
• type Identifier
  • func IdentifierOf(value string) *Identifier
  • func NewIdentifier(data []byte) *Identifier
  • func (id *Identifier) Value() string
• type Photo
  • func New(data []byte) *Photo
  • func Of(id Identifier, data []byte) *Photo
  • func (photo *Photo) ID() Identifier
  • func (photo *Photo) Image() []byte
  • func (photo *Photo) IsNew() bool
• type Repository
• type ResourceError
  • func (err *ResourceError) Error() string

Examples

• Identifier.Value

Variables

var (
	ErrNotFound   = errors.New("id does not exists")
	ErrCannotRead = errors.New("photo can't read")
)

Types

type Identifier

type Identifier struct {
	// contains filtered or unexported fields
}

func IdentifierOf

func IdentifierOf(value string) *Identifier

func NewIdentifier

func NewIdentifier(data []byte) *Identifier

func (*Identifier) Value

func (id *Identifier) Value() string

Example

id := IdentifierOf("example_id")
fmt.Println(id.Value())

Output:

example_id

type Photo

type Photo struct {
	// contains filtered or unexported fields
}

func New

func New(data []byte) *Photo

func Of

func Of(id Identifier, data []byte) *Photo

func (*Photo) ID

func (photo *Photo) ID() Identifier

func (*Photo) Image

func (photo *Photo) Image() []byte

func (*Photo) IsNew

func (photo *Photo) IsNew() bool

type Repository

type Repository interface {
	Save(photo Photo) (*Identifier, error)

	Read(id Identifier) (*Photo, error)

	Delete(id Identifier) error
}

type ResourceError

type ResourceError struct {
	ID  Identifier
	Err error
}

func (*ResourceError) Error

func (err *ResourceError) Error() string