package com.dacrt.SBIABackend.repository;


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

import javax.transaction.Transactional;

import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
import org.springframework.data.jpa.repository.Modifying;
import org.springframework.stereotype.Repository;

import com.dacrt.SBIABackend.entity.Units;
import com.dacrt.SBIABackend.entity.Workers;
import com.dacrt.SBIABackend.security.entity.Roles;

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


//import com.dacrt.SBIABackend.security.dto.ParamsDto;

@Repository
public interface WorkersRepository extends JpaRepository<Workers,Integer>,JpaSpecificationExecutor<Workers>{
	
	
	@Query("SELECT count(c) FROM Workers c")
	long countRegWorkers();
	
	Optional<Workers> findById(int id);
	Optional<Workers> findByName(String name);
	boolean existsById(Integer id);
	
	
	@Transactional
	@Modifying
	@Query(" DELETE FROM Workers e where e.id = ?1 ")
	void deleteWorkersbyid(Integer id);

		 
}