70 lines
2.8 KiB
Go
70 lines
2.8 KiB
Go
 
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package service
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import (
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"context"
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"errors"
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"github.com/google/uuid"
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"apskel-pos-be/internal/appcontext"
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"apskel-pos-be/internal/constants"
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"apskel-pos-be/internal/contract"
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"apskel-pos-be/internal/models"
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"apskel-pos-be/internal/processor"
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"apskel-pos-be/internal/repository"
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)
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// WalletAdminService is the dashboard's access to a customer's wallet
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// (docs/prd-point-coin.md F7). Every call is scoped to the caller's organization.
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type WalletAdminService interface {
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GetCustomerWallet(ctx context.Context, apctx *appcontext.ContextInfo, customerID uuid.UUID, query models.ListCustomerWalletTransactionsQuery) *contract.Response
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AdjustCustomerWallet(ctx context.Context, apctx *appcontext.ContextInfo, customerID uuid.UUID, req *contract.AdjustCustomerWalletRequest) *contract.Response
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}
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type WalletAdminServiceImpl struct {
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walletAdminProcessor *processor.WalletAdminProcessor
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}
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func NewWalletAdminService(walletAdminProcessor *processor.WalletAdminProcessor) *WalletAdminServiceImpl {
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return &WalletAdminServiceImpl{walletAdminProcessor: walletAdminProcessor}
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}
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func (s *WalletAdminServiceImpl) GetCustomerWallet(ctx context.Context, apctx *appcontext.ContextInfo, customerID uuid.UUID, query models.ListCustomerWalletTransactionsQuery) *contract.Response {
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wallet, err := s.walletAdminProcessor.GetCustomerWallet(ctx, apctx.OrganizationID, customerID, query)
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if err != nil {
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return walletErrorResponse(err)
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}
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return contract.BuildSuccessResponse(wallet)
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}
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func (s *WalletAdminServiceImpl) AdjustCustomerWallet(ctx context.Context, apctx *appcontext.ContextInfo, customerID uuid.UUID, req *contract.AdjustCustomerWalletRequest) *contract.Response {
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result, err := s.walletAdminProcessor.Adjust(ctx, apctx.OrganizationID, apctx.UserID, customerID, models.WalletAdjustment{
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Currency: req.Currency,
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Amount: req.Amount,
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Reason: req.Reason,
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IdempotencyKey: req.IdempotencyKey,
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})
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if err != nil {
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return walletErrorResponse(err)
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}
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return contract.BuildSuccessResponse(result)
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}
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// walletErrorResponse tells the dashboard's mistakes apart from server failures.
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func walletErrorResponse(err error) *contract.Response {
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code, message := constants.InternalServerErrorCode, err.Error()
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switch {
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case errors.Is(err, repository.ErrWalletNotFound):
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code, message = constants.NotFoundErrorCode, "customer not found"
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case errors.Is(err, repository.ErrWalletInsufficientBalance):
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code, message = constants.ValidationErrorCode, "the adjustment would take more than the customer can spend"
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case errors.Is(err, processor.ErrInvalidWalletQuery),
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errors.Is(err, processor.ErrWalletInvalidEntry),
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errors.Is(err, processor.ErrWalletIdempotencyConflict):
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code = constants.ValidationErrorCode
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}
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return contract.BuildErrorResponse([]*contract.ResponseError{
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contract.NewResponseError(code, constants.WalletServiceEntity, message),
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})
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}
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