account

Documentation

Index

• Variables
• type Account
• type AddBalanceDTO
• type Repository
• type ReserveBalanceDTO
• type ReturnBalanceDTO
• type Service
  • func NewService(transactor Transactor, repository Repository, ...) *Service
  • func (s *Service) AddBalance(ctx context.Context, dto AddBalanceDTO) (balance int64, err error)
  • func (s *Service) GetBalanceByID(ctx context.Context, accountID int64) (int64, error)
  • func (s *Service) TransferBalance(ctx context.Context, dto TransferBalanceDTO) (senderBalance int64, receiverBalance int64, err error)
• type TransactionRepository
• type Transactor
• type TransferBalanceDTO

Variables

var (
	ErrAlreadyExist = errors.New("account with given fields already exist")
	ErrNotFound     = errors.New("account not found")
)

Types

type Account

type Account struct {
	AccountID int64
	Balance   int64
}

type AddBalanceDTO

type AddBalanceDTO struct {
	AccountID int64
	Amount    int64
}

type Repository

type Repository interface {
	GetAccountByID(ctx context.Context, accountID int64) (Account, error)
	AddBalance(ctx context.Context, dto AddBalanceDTO) (int64, error)
	TransferBalance(ctx context.Context, dto TransferBalanceDTO) (int64, int64, error)
}

type ReserveBalanceDTO

type ReserveBalanceDTO struct {
	AccountID int64
	Amount    int64
}

type ReturnBalanceDTO

type ReturnBalanceDTO struct {
	AccountID int64
	Amount    int64
}

type Service

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

func NewService

func NewService(
	transactor Transactor,
	repository Repository,
	transactionRepository TransactionRepository,
	logger *zap.Logger,
) *Service

func (*Service) AddBalance

func (s *Service) AddBalance(ctx context.Context, dto AddBalanceDTO) (balance int64, err error)

func (*Service) GetBalanceByID

func (s *Service) GetBalanceByID(ctx context.Context, accountID int64) (int64, error)

func (*Service) TransferBalance

func (s *Service) TransferBalance(
	ctx context.Context,
	dto TransferBalanceDTO,
) (senderBalance int64, receiverBalance int64, err error)

type TransactionRepository

type TransactionRepository interface {
	CreateTransaction(ctx context.Context, dto transaction.CreateDTO) error
}

type Transactor

type Transactor interface {
	WithTx(ctx context.Context, txFunc func(ctx context.Context) error) error
}

type TransferBalanceDTO

type TransferBalanceDTO struct {
	SenderID   int64
	ReceiverID int64
	Amount     int64
}