45 lines
1.3 KiB
Go
45 lines
1.3 KiB
Go
package grpc
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import (
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"context"
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walletv1 "hyapp/api/proto/wallet/v1"
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"hyapp/pkg/xerr"
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"hyapp/services/wallet-service/internal/domain/ledger"
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walletservice "hyapp/services/wallet-service/internal/service/wallet"
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)
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// Server 把 wallet-service 用例层适配为 gRPC 接口。
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type Server struct {
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walletv1.UnimplementedWalletServiceServer
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svc *walletservice.Service
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}
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// NewServer 创建 wallet gRPC server。
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func NewServer(svc *walletservice.Service) *Server {
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return &Server{svc: svc}
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}
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// DebitGift 只负责 protobuf 转换和错误映射，扣费规则在 service/repository。
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func (s *Server) DebitGift(ctx context.Context, req *walletv1.DebitGiftRequest) (*walletv1.DebitGiftResponse, error) {
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receipt, err := s.svc.DebitGift(ctx, ledger.DebitGiftCommand{
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CommandID: req.GetCommandId(),
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RoomID: req.GetRoomId(),
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SenderUserID: req.GetSenderUserId(),
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TargetUserID: req.GetTargetUserId(),
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GiftID: req.GetGiftId(),
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GiftCount: req.GetGiftCount(),
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GiftUnitValue: req.GetGiftUnitValue(),
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})
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if err != nil {
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return nil, xerr.ToGRPCError(err)
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}
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return &walletv1.DebitGiftResponse{
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BillingReceiptId: receipt.BillingReceiptID,
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TotalGiftValue: receipt.TotalGiftValue,
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BalanceAfter: receipt.BalanceAfter,
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}, nil
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}
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