Add login

service/user_service.go

@@ -0,0 +1,39 @@
+package service
+
+import (
+	"hamster-tycoon/storage/dao"
+	"hamster-tycoon/storage/model"
+	"hamster-tycoon/utils"
+)
+
+type UserService struct {
+	serviceContext
+}
+
+func NewUserService(database dao.Database) *UserService {
+	return &UserService{serviceContext{db: database}}
+}
+
+func (us *UserService) GetUserFromGoogleId(googleUserId string) (*model.User, error) {
+	user, err := us.db.GetUsersByGoogleID(googleUserId)
+	if err != nil {
+		if castedError, ok := err.(*dao.DAOError); ok {
+			switch castedError.Type {
+			case dao.ErrTypeNotFound:
+				return nil, &model.ErrNotFound
+			default:
+				return nil, &model.ErrInternalServer
+			}
+		}
+		return nil, &model.ErrInternalServer
+	}
+	return user, nil
+}
+
+func (us *UserService) CreateUserFromGoogleToken(id string, email string) (*model.User, error) {
+	randNick := utils.String(20)
+	user := &model.User{UserEditable: model.UserEditable{Email: email, Nickname: "player-" + randNick}, GoogleId: id}
+	err := us.db.CreateUser(user)
+	return user, err
+
+}