balance

Documentation

Index

• Variables
• type Model
  • func NewModel(db *m.Database) Model
  • func (m Model) Dec(ctx context.Context, userID primitive.ObjectID, amount uint32) (err error)
  • func (m Model) Get(ctx context.Context, userID primitive.ObjectID) (amount uint32, err error)
  • func (m Model) Inc(ctx context.Context, userID primitive.ObjectID, amount uint32) (err error)

Variables

var ErrInsufficientFunds = errors.New("insufficient funds")

Types

type Model

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

func NewModel

func NewModel(db *m.Database) Model

func (Model) Dec

func (m Model) Dec(ctx context.Context, userID primitive.ObjectID, amount uint32) (err error)

func (Model) Get

func (m Model) Get(ctx context.Context, userID primitive.ObjectID) (amount uint32, err error)

func (Model) Inc

func (m Model) Inc(ctx context.Context, userID primitive.ObjectID, amount uint32) (err error)