/
greeter.go
50 lines (42 loc) · 1.35 KB
/
greeter.go
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package service
import (
"context"
"github.com/go-kratos/examples/i18n/internal/pkg/middleware/localize"
"github.com/nicksnyder/go-i18n/v2/i18n"
v1 "github.com/go-kratos/examples/i18n/api/helloworld/v1"
"github.com/go-kratos/examples/i18n/internal/biz"
"github.com/go-kratos/kratos/v2/log"
)
// GreeterService is a greeter service.
type GreeterService struct {
v1.UnimplementedGreeterServer
uc *biz.GreeterUsecase
log *log.Helper
}
// NewGreeterService new a greeter service.
func NewGreeterService(uc *biz.GreeterUsecase, logger log.Logger) *GreeterService {
return &GreeterService{uc: uc, log: log.NewHelper(logger)}
}
// SayHello implements helloworld.GreeterServer
func (s *GreeterService) SayHello(ctx context.Context, in *v1.HelloRequest) (*v1.HelloReply, error) {
s.log.WithContext(ctx).Infof("SayHello Received: %v", in.GetName())
if in.GetName() == "error" {
return nil, v1.ErrorUserNotFound("user not found: %s", in.GetName())
}
localizer := localize.FromContext(ctx)
helloMsg, err := localizer.Localize(&i18n.LocalizeConfig{
DefaultMessage: &i18n.Message{
Description: "sayhello",
ID: "sayHello",
One: "Hello {{.Name}}",
Other: "Hello {{.Name}}",
},
TemplateData: map[string]interface{}{
"Name": in.Name,
},
})
if err != nil {
return nil, err
}
return &v1.HelloReply{Message: helloMsg}, nil
}