storage

Documentation

Overview

Package storage implements Storage interface.

Index

• Variables
• type Storage
  • func Open(ctx context.Context, cfg *config.Config) (Storage, error)

Variables

var ErrNotAffected = errors.New(`not affected`)

ErrNotAffected indicates no row affected as a result of the query.

var ErrUniqueViolation = errors.New(`ERROR: duplicate key value violates unique constraint "songs_idx" (SQLSTATE 23505)`)

ErrUniqueViolation indicates song unique constraint violation.

Types

type Storage

type Storage interface {
	Add(ctx context.Context, d models.Song) (models.Song, error)
	Update(ctx context.Context, id string, data models.RequestUpdateSong) error
	Delete(ctx context.Context, id string) error
	GetText(ctx context.Context, id string, page, size int) (models.ResponseGetSongText, error)
	GetSongs(ctx context.Context, d models.Song, page, size int) (models.ResponseGetSongs, error)
	Ping() error
	Close() error
}

Storage describes methods required to implement Storage.

func Open

func Open(ctx context.Context, cfg *config.Config) (Storage, error)

Open initializes Storage.