recommender/internal/service/user/external.go

package user

import (
	"context"
	"leafdev.top/Ecosystem/recommender/internal/entity"
)

func (s *Service) GetExternalUser(c context.Context, externalUserId string, applicationEntity *entity.Application) (*entity.ExternalUser, error) {
	iu, err := s.dao.WithContext(c).ExternalUser.
		Where(s.dao.ExternalUser.ApplicationId.Eq(applicationEntity.Id.Uint())).
		Where(s.dao.ExternalUser.ExternalId.Eq(externalUserId)).First()
	return iu, err
}

func (s *Service) UserExists(c context.Context, externalUserId string, applicationEntity *entity.Application) (bool, error) {
	iu, err := s.dao.WithContext(c).ExternalUser.
		Where(s.dao.ExternalUser.ApplicationId.Eq(applicationEntity.Id.Uint())).
		Where(s.dao.ExternalUser.ExternalId.Eq(externalUserId)).Count()
	return iu > 0, err
}

func (s *Service) GetOrCreateExternalUser(c context.Context, externalUserId string, applicationEntity *entity.Application) (*entity.ExternalUser, error) {
	//Where(s.dao.UserTagScore.ExternalUserId.Eq(externalUserEntity.Id.Uint())).
	count, err := s.dao.WithContext(c).ExternalUser.
		Where(s.dao.ExternalUser.ApplicationId.Eq(applicationEntity.Id.Uint())).
		Where(s.dao.ExternalUser.ExternalId.Eq(externalUserId)).Count()
	if err != nil {
		return nil, err
	}

	if count > 0 {
		eu, err := s.dao.WithContext(c).ExternalUser.
			Where(s.dao.ExternalUser.ApplicationId.Eq(applicationEntity.Id.Uint())).
			Where(s.dao.ExternalUser.ExternalId.Eq(externalUserId)).First()
		if err != nil {
			return nil, err
		}
		return eu, nil
	}

	eu := &entity.ExternalUser{
		ApplicationId: applicationEntity.Id,
		ExternalId:    externalUserId,
	}

	err = s.dao.WithContext(c).ExternalUser.Create(eu)

	return eu, err
}