internal

type ClaimVoucher interface {
	Do(ctx context.Context, code, userID string) (*History, error)
}

type History struct {
	ID        string    `json:"id" db:"id"`
	VoucherID string    `json:"voucherId" db:"voucher_id"`
	UserID    string    `json:"userId" db:"user_id"`
	CreatedAt time.Time `json:"createdAt" db:"created_at"`
}

type HistoryRepository interface {
	Create(ctx context.Context, data *History) error
}

type Voucher struct {
	ID    string `db:"id"`
	Code  string `db:"code"`
	Limit int64  `db:"quota_limit"`
	Usage int64  `db:"quota_usage"`
}

type VoucherRepository interface {
	FindAll(ctx context.Context) ([]*Voucher, error)
	FindByID(ctx context.Context, id string) (*Voucher, error)
	FindByCode(ctx context.Context, code string) (*Voucher, error)
	Update(ctx context.Context, data *Voucher) error
}