db

package
v0.0.0-...-4669b4e Latest Latest
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 Go to latest Published: Nov 16, 2023 License: MIT Imports: 4 Imported by: 0

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Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type Account 

type Account struct {
	ID        int64     `json:"id"`
	Owner     string    `json:"owner"`
	Balance   int64     `json:"balance"`
	Currency  string    `json:"currency"`
	CreatedAt time.Time `json:"created_at"`
}

type AddAccountBalanceParams 

type AddAccountBalanceParams struct {
	Amount int64 `json:"amount"`
	ID     int64 `json:"id"`
}

type CreateAccountParams 

type CreateAccountParams struct {
	Owner    string `json:"owner"`
	Balance  int64  `json:"balance"`
	Currency string `json:"currency"`
}

type CreateEntryParams 

type CreateEntryParams struct {
	AccountID int64 `json:"account_id"`
	Amount    int64 `json:"amount"`
}

type CreateTransferParams 

type CreateTransferParams struct {
	FromAccountID int64 `json:"from_account_id"`
	ToAccountID   int64 `json:"to_account_id"`
	Amount        int64 `json:"amount"`
}

type CreateUserParams 

type CreateUserParams struct {
	Username       string `json:"username"`
	HashedPassword string `json:"hashed_password"`
	FullName       string `json:"full_name"`
	Email          string `json:"email"`
}

type DBTX 

type DBTX interface {
	ExecContext(context.Context, string, ...interface{}) (sql.Result, error)
	PrepareContext(context.Context, string) (*sql.Stmt, error)
	QueryContext(context.Context, string, ...interface{}) (*sql.Rows, error)
	QueryRowContext(context.Context, string, ...interface{}) *sql.Row
}

type Entry 

type Entry struct {
	ID        int64 `json:"id"`
	AccountID int64 `json:"account_id"`
	// can be negative or positive
	Amount    int64     `json:"amount"`
	CreatedAt time.Time `json:"created_at"`
}

type ListAccountParams 

type ListAccountParams struct {
	Owner  string `json:"owner"`
	Limit  int32  `json:"limit"`
	Offset int32  `json:"offset"`
}

type ListEntryParams 

type ListEntryParams struct {
	Limit  int32 `json:"limit"`
	Offset int32 `json:"offset"`
}

type ListTransferParams 

type ListTransferParams struct {
	Limit  int32 `json:"limit"`
	Offset int32 `json:"offset"`
}

type Querier 

type Querier interface {
	AddAccountBalance(ctx context.Context, arg AddAccountBalanceParams) (Account, error)
	CreateAccount(ctx context.Context, arg CreateAccountParams) (Account, error)
	CreateEntry(ctx context.Context, arg CreateEntryParams) (Entry, error)
	CreateTransfer(ctx context.Context, arg CreateTransferParams) (Transfer, error)
	CreateUser(ctx context.Context, arg CreateUserParams) (User, error)
	DeleteAccount(ctx context.Context, id int64) error
	DeleteEntry(ctx context.Context, id int64) error
	DeleteTransfer(ctx context.Context, id int64) error
	GetAccount(ctx context.Context, id int64) (Account, error)
	GetAccountForUpdate(ctx context.Context, id int64) (Account, error)
	GetEntry(ctx context.Context, id int64) (Entry, error)
	GetTransfer(ctx context.Context, id int64) (Transfer, error)
	GetUser(ctx context.Context, username string) (User, error)
	ListAccount(ctx context.Context, arg ListAccountParams) ([]Account, error)
	ListEntry(ctx context.Context, arg ListEntryParams) ([]Entry, error)
	ListTransfer(ctx context.Context, arg ListTransferParams) ([]Transfer, error)
	UpdateAccount(ctx context.Context, arg UpdateAccountParams) (Account, error)
	UpdateEntry(ctx context.Context, arg UpdateEntryParams) (Entry, error)
	UpdateTransfer(ctx context.Context, arg UpdateTransferParams) (Transfer, error)
}

type Queries 

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

func New 

func New(db DBTX) *Queries

func (*Queries) AddAccountBalance 

func (q *Queries) AddAccountBalance(ctx context.Context, arg AddAccountBalanceParams) (Account, error)

func (*Queries) CreateAccount 

func (q *Queries) CreateAccount(ctx context.Context, arg CreateAccountParams) (Account, error)

func (*Queries) CreateEntry 

func (q *Queries) CreateEntry(ctx context.Context, arg CreateEntryParams) (Entry, error)

func (*Queries) CreateTransfer 

func (q *Queries) CreateTransfer(ctx context.Context, arg CreateTransferParams) (Transfer, error)

func (*Queries) CreateUser 

func (q *Queries) CreateUser(ctx context.Context, arg CreateUserParams) (User, error)

func (*Queries) DeleteAccount 

func (q *Queries) DeleteAccount(ctx context.Context, id int64) error

func (*Queries) DeleteEntry 

func (q *Queries) DeleteEntry(ctx context.Context, id int64) error

func (*Queries) DeleteTransfer 

func (q *Queries) DeleteTransfer(ctx context.Context, id int64) error

func (*Queries) GetAccount 

func (q *Queries) GetAccount(ctx context.Context, id int64) (Account, error)

func (*Queries) GetAccountForUpdate 

func (q *Queries) GetAccountForUpdate(ctx context.Context, id int64) (Account, error)

func (*Queries) GetEntry 

func (q *Queries) GetEntry(ctx context.Context, id int64) (Entry, error)

func (*Queries) GetTransfer 

func (q *Queries) GetTransfer(ctx context.Context, id int64) (Transfer, error)

func (*Queries) GetUser 

func (q *Queries) GetUser(ctx context.Context, username string) (User, error)

func (*Queries) ListAccount 

func (q *Queries) ListAccount(ctx context.Context, arg ListAccountParams) ([]Account, error)

func (*Queries) ListEntry 

func (q *Queries) ListEntry(ctx context.Context, arg ListEntryParams) ([]Entry, error)

func (*Queries) ListTransfer 

func (q *Queries) ListTransfer(ctx context.Context, arg ListTransferParams) ([]Transfer, error)

func (*Queries) UpdateAccount 

func (q *Queries) UpdateAccount(ctx context.Context, arg UpdateAccountParams) (Account, error)

func (*Queries) UpdateEntry 

func (q *Queries) UpdateEntry(ctx context.Context, arg UpdateEntryParams) (Entry, error)

func (*Queries) UpdateTransfer 

func (q *Queries) UpdateTransfer(ctx context.Context, arg UpdateTransferParams) (Transfer, error)

func (*Queries) WithTx 

func (q *Queries) WithTx(tx *sql.Tx) *Queries

type SQLStore 

type SQLStore struct {
	*Queries
	// contains filtered or unexported fields
}

SQLStore provides all func to execute SQL queries and transactions

func (*SQLStore) TransferTx 

func (Store *SQLStore) TransferTx(ctx context.Context, arg TransferTxParams) (TransferTxResult, error)

TransferTx performs a money transfer from one account to other It create a transfer record, and account entries, and update accounts balance within a single database transaction

type Store 

type Store interface {
	Querier
	TransferTx(ctx context.Context, arg TransferTxParams) (TransferTxResult, error)
}

Store provides all func to execute db queries and transactions

func NewStore 

func NewStore(db *sql.DB) Store

NewStore create a new Store

type Transfer 

type Transfer struct {
	ID            int64 `json:"id"`
	FromAccountID int64 `json:"from_account_id"`
	ToAccountID   int64 `json:"to_account_id"`
	// must be positive
	Amount    int64     `json:"amount"`
	CreatedAt time.Time `json:"created_at"`
}

type TransferTxParams 

type TransferTxParams struct {
	FromAccountID int64 `json:"from_account_id"`
	ToAccountID   int64 `json:"to_account_id"`
	Amount        int64 `json:"amount"`
}

type TransferTxResult 

type TransferTxResult struct {
	Transfer    Transfer `json:"transfer"`
	FromAccount Account  `json:"from_account"`
	ToAccount   Account  `json:"to_account"`
	FromEntry   Entry    `json:"from_entry"`
	ToEntry     Entry    `json:"to_entry"`
}

type UpdateAccountParams 

type UpdateAccountParams struct {
	ID      int64 `json:"id"`
	Balance int64 `json:"balance"`
}

type UpdateEntryParams 

type UpdateEntryParams struct {
	ID     int64 `json:"id"`
	Amount int64 `json:"amount"`
}

type UpdateTransferParams 

type UpdateTransferParams struct {
	ID     int64 `json:"id"`
	Amount int64 `json:"amount"`
}

type User 

type User struct {
	Username          string    `json:"username"`
	HashedPassword    string    `json:"hashed_password"`
	FullName          string    `json:"full_name"`
	Email             string    `json:"email"`
	PasswordChangedAt time.Time `json:"password_changed_at"`
	CreatedAt         time.Time `json:"created_at"`
}

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