package com.plannaplan.repositories;

import java.util.List;
import java.util.Optional;

import com.plannaplan.entities.User;
import com.plannaplan.types.UserRoles;

import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
import org.springframework.stereotype.Repository;

/**
 *  UserRepository.getByAuthority:
 *      Return list of:
 *      SELECT * FROM User WHERE email = i.
 * 
 *      Where i, ?1 are equale to variables. 
 * 
 *  UserRepository.getByToken:
 *      Return list of:
 *      SELECT * FROM User WHERE token = i.
 * 
 *      Where i, ?1 are equale to variables.  
 * 
 *  UserRepository.searchForUsers:
 *      Return list of:
 *      SELECT * FROM User WHERE (name LIKE %?1% OR surname LIKE %?1%).
 * 
 *      Where i, ?1 are equale to variables.   
 * 
 *  UserRepository.searchForUsers with role:
 *      Return list of:
 *      SELECT * FROM User WHERE (name LIKE %?1% OR surname LIKE %?1%) AND role=?2").
 * 
 *      Where i, ?1 are equale to variables.
 */

@Repository
public interface UserRepository extends JpaRepository<User, Long> {
    @Query("FROM User WHERE email = ?1")
    Optional<User> getByAuthority(@Param("authority") String authority);

    @Query("FROM User WHERE token = ?1")
    Optional<User> getByToken(@Param("token") String token);

    @Query("FROM User WHERE (name LIKE %?1% OR surname LIKE %?1%)")
    List<User> searchForUsers(@Param("query") String query);

    @Query("FROM User WHERE (name LIKE %?1% OR surname LIKE %?1%) AND role=?2")
    List<User> searchForUsers(@Param("query") String query, @Param("role") UserRoles role);
}