src.dualinventive.com/go/users-service/grpc/server.go

76 lines
1.8 KiB
Go

package grpc
import (
"golang.org/x/net/context"
"google.golang.org/grpc/metadata"
"src.dualinventive.com/go/lib/dilog"
"src.dualinventive.com/go/mtinfo-go"
"src.dualinventive.com/go/users-service/internal/storage"
"src.dualinventive.com/go/users-service/internal/users"
)
//Server is a structure of server instance
type Server struct {
Name string
UserService *users.UserService
}
//NewServer creates new instance of Server
func NewServer(
logger dilog.Logger,
userRepository storage.UserRepository,
mtinfoClient *mtinfo.Client,
) (*Server, error) {
server := &Server{
Name: "authentication-service-grpc",
UserService: &users.UserService{
Logger: logger,
UserRepository: userRepository,
Mtinfo: mtinfoClient,
},
}
return server, nil
}
//GetUserByID returns a user found by the given ID
func (s *Server) GetUserByID(ctx context.Context, req *GetUserByIDRequest) (*GetUserByIDResponse, error) {
user, err := s.UserService.GetUserByID(getValue(ctx, "token"), req.UserID)
if err != nil {
return nil, mapError(err)
}
return &GetUserByIDResponse{User: mapUser(user)}, nil
}
//ListUsers returns a list of users found by the given filter
func (s *Server) ListUsers(ctx context.Context, req *ListUsersRequest) (
*ListUsersResponse, error) {
users, count, err := s.UserService.ListUsers(
getValue(ctx, "token"), mapFilter(req.Filter), req.Page, req.PerPage, mapSortCol(req.Sort),
)
if err != nil {
return nil, mapError(err)
}
return &ListUsersResponse{Users: mapUsers(users), Count: count}, nil
}
func getValue(ctx context.Context, s string) string { //nolint: unparam
md, ok := metadata.FromIncomingContext(ctx)
if !ok {
return ""
}
raw := md.Get(s)
if raw == nil {
return ""
}
if len(raw) == 0 {
return ""
}
return raw[0]
}