storage

Documentation

Index

• func Exec() error
• func PerformOperations(s Storage) error
• type Item
• type MongoStorage
  • func NewMongoStorage(connection, db, collection string) (*MongoStorage, error)
  • func (m *MongoStorage) GetByName(ctx context.Context, name string) (*Item, error)
  • func (m *MongoStorage) Put(ctx context.Context, i *Item) error
• type Storage

Functions

func Exec

func Exec() error

Exec initializes storage, then performs operations using the storage interface

func PerformOperations

func PerformOperations(s Storage) error

PerformOperations creates a candle item then gets it

Types

type Item

type Item struct {
	Name  string
	Price int64
}

Item represents an item at a shop

type MongoStorage

type MongoStorage struct {
	*mgo.Session
	DB         string
	Collection string
}

MongoStorage implements our storage interface

func NewMongoStorage

func NewMongoStorage(connection, db, collection string) (*MongoStorage, error)

NewMongoStorage initializes a MongoStorage

func (*MongoStorage) GetByName

func (m *MongoStorage) GetByName(ctx context.Context, name string) (*Item, error)

GetByName queries mongodb for an item with the correct name

func (*MongoStorage) Put

func (m *MongoStorage) Put(ctx context.Context, i *Item) error

Put adds an item to our mongo instance

type Storage

type Storage interface {
	GetByName(context.Context, string) (*Item, error)
	Put(context.Context, *Item) error
}

Storage is our storage interface We'll implement it with Mongo storage