storage

Documentation

Index

• Constants
• Variables
• type Dir
  • func NewDir(bucket string, config config.ImageStorageNamingStrategyConfig) (*Dir, error)
  • func (d *Dir) Bucket() string
  • func (d *Dir) NamingStrategy() NamingStrategy
• type FlushOptions
• type GenerateOptions
• type Image
  • func (s Image) Dir() string
  • func (s Image) FileSize() int
  • func (s Image) Filepath() string
  • func (s Image) Height() int
  • func (s Image) ID() int
  • func (s Image) Src() string
  • func (s Image) Width() int
• type NamingStrategy
• type NamingStrategyPattern
  • func (s NamingStrategyPattern) Generate(options GenerateOptions) string
• type NamingStrategySerial
  • func (s NamingStrategySerial) Generate(options GenerateOptions) string
• type Storage
  • func NewStorage(db *goqu.Database, config config.ImageStorageConfig) (*Storage, error)
  • func (s *Storage) AddImageFromBlob(ctx context.Context, blob []byte, dirName string, options GenerateOptions) (int, error)
  • func (s *Storage) AddImageFromFile(ctx context.Context, file string, dirName string, options GenerateOptions) (int, error)
  • func (s *Storage) ChangeImageName(ctx context.Context, imageID int, options GenerateOptions) error
  • func (s *Storage) Flop(imageID int) error
  • func (s *Storage) Flush(options FlushOptions) error
  • func (s *Storage) FormattedImage(ctx context.Context, id int, formatName string) (*Image, error)
  • func (s *Storage) FormattedImages(ctx context.Context, imageIds []int, formatName string) (map[int]Image, error)
  • func (s *Storage) Image(ctx context.Context, id int) (*Image, error)
  • func (s *Storage) Normalize(imageID int) error
  • func (s *Storage) RemoveImage(imageID int) error
  • func (s *Storage) SetImageCrop(imageID int, crop sampler.Crop) error

Constants

const (
	NamingStrategyTypeSerial  string = "serial"
	NamingStrategyTypePattern string = "pattern"
)

const (
	StatusDefault    int = 0
	StatusProcessing int = 1
	StatusFailed     int = 2
)

const ItemPerDir = 1000

Variables

var ErrImageNotFound = errors.New("image not found")

Types

type Dir

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

func NewDir

func NewDir(bucket string, config config.ImageStorageNamingStrategyConfig) (*Dir, error)

func (*Dir) Bucket

func (d *Dir) Bucket() string

func (*Dir) NamingStrategy

func (d *Dir) NamingStrategy() NamingStrategy

type FlushOptions

type FlushOptions struct {
	Image  int
	Format string
}

type GenerateOptions

type GenerateOptions struct {
	Pattern       string
	Extension     string
	Index         int
	Count         int
	PreferredName string
}

type Image

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

func (Image) Dir

func (s Image) Dir() string

func (Image) FileSize

func (s Image) FileSize() int

func (Image) Filepath

func (s Image) Filepath() string

func (Image) Height

func (s Image) Height() int

func (Image) ID

func (s Image) ID() int

func (Image) Src

func (s Image) Src() string

func (Image) Width

func (s Image) Width() int

type NamingStrategy

type NamingStrategy interface {
	Generate(GenerateOptions) string
}

type NamingStrategyPattern

type NamingStrategyPattern struct{}

func (NamingStrategyPattern) Generate

func (s NamingStrategyPattern) Generate(options GenerateOptions) string

type NamingStrategySerial

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

func (NamingStrategySerial) Generate

func (s NamingStrategySerial) Generate(options GenerateOptions) string

type Storage

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

func NewStorage

func NewStorage(db *goqu.Database, config config.ImageStorageConfig) (*Storage, error)

func (*Storage) AddImageFromBlob

func (s *Storage) AddImageFromBlob(
	ctx context.Context,
	blob []byte,
	dirName string,
	options GenerateOptions,
) (int, error)

func (*Storage) AddImageFromFile

func (s *Storage) AddImageFromFile(
	ctx context.Context,
	file string,
	dirName string,
	options GenerateOptions,
) (int, error)

func (*Storage) ChangeImageName

func (s *Storage) ChangeImageName(ctx context.Context, imageID int, options GenerateOptions) error

func (*Storage) Flop

func (s *Storage) Flop(imageID int) error

func (*Storage) Flush

func (s *Storage) Flush(options FlushOptions) error

func (*Storage) FormattedImage

func (s *Storage) FormattedImage(ctx context.Context, id int, formatName string) (*Image, error)

func (*Storage) FormattedImages

func (s *Storage) FormattedImages(ctx context.Context, imageIds []int, formatName string) (map[int]Image, error)

func (*Storage) Image

func (s *Storage) Image(ctx context.Context, id int) (*Image, error)

func (*Storage) Normalize

func (s *Storage) Normalize(imageID int) error

func (*Storage) RemoveImage

func (s *Storage) RemoveImage(imageID int) error

func (*Storage) SetImageCrop

func (s *Storage) SetImageCrop(imageID int, crop sampler.Crop) error