51 lines
1.2 KiB
Go
51 lines
1.2 KiB
Go
package wallet
|
|
|
|
import "errors"
|
|
|
|
var (
|
|
ErrDependencyUnavailable = errors.New("dependency unavailable")
|
|
ErrInvalidAmount = errors.New("invalid amount")
|
|
ErrInsufficientBalance = errors.New("insufficient balance")
|
|
)
|
|
|
|
const MinRechargeAmount = 0.01
|
|
|
|
type Service struct {
|
|
repo *Repository
|
|
}
|
|
|
|
func NewService(repo *Repository) *Service {
|
|
return &Service{repo: repo}
|
|
}
|
|
|
|
func (s *Service) Account(userID uint64) (*AccountDTO, error) {
|
|
if s.repo == nil {
|
|
return nil, ErrDependencyUnavailable
|
|
}
|
|
return s.repo.Account(userID)
|
|
}
|
|
|
|
func (s *Service) Ledger(userID uint64, page, pageSize int) (*PaginatedResult, error) {
|
|
if s.repo == nil {
|
|
return nil, ErrDependencyUnavailable
|
|
}
|
|
return s.repo.Ledger(userID, page, pageSize)
|
|
}
|
|
|
|
func (s *Service) Recharge(userID uint64, req RechargeRequest) (*AccountDTO, error) {
|
|
if s.repo == nil {
|
|
return nil, ErrDependencyUnavailable
|
|
}
|
|
if req.Amount < MinRechargeAmount {
|
|
return nil, ErrInvalidAmount
|
|
}
|
|
return s.repo.Recharge(userID, req.Amount)
|
|
}
|
|
|
|
func (s *Service) AdminLedger(query AdminLedgerQuery) (*PaginatedResult, error) {
|
|
if s.repo == nil {
|
|
return nil, ErrDependencyUnavailable
|
|
}
|
|
return s.repo.AdminLedger(query)
|
|
}
|