sb-backend/src/main/java/com/sb/web/account/mapper/BudgetMapper.java

package com.sb.web.account.mapper;

import com.sb.web.account.domain.Budget;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

import java.util.List;

/**
 * 예산 매퍼. 모든 동작은 member_id(소유자)로 격리.
 */
@Mapper
public interface BudgetMapper {

    List<Budget> findByMember(@Param("memberId") Long memberId,
                              @Param("year") Integer year,
                              @Param("month") Integer month);

    Budget findByIdAndMember(@Param("id") Long id, @Param("memberId") Long memberId);

    int countByCategory(@Param("memberId") Long memberId,
                        @Param("category") String category,
                        @Param("excludeId") Long excludeId,
                        @Param("year") Integer year,
                        @Param("month") Integer month);

    /** fromYear/fromMonth 예산을 toYear/toMonth 로 복사(같은 분류는 덮어씀). 복사된 건수 반환 */
    int copyMonth(@Param("memberId") Long memberId,
                  @Param("fromYear") Integer fromYear,
                  @Param("fromMonth") Integer fromMonth,
                  @Param("toYear") Integer toYear,
                  @Param("toMonth") Integer toMonth);

    int insert(Budget budget);

    int update(Budget budget);

    int delete(@Param("id") Long id, @Param("memberId") Long memberId);

    /** 분류 이름 변경 시 예산 일괄 갱신 */
    int renameCategory(@Param("memberId") Long memberId,
                       @Param("oldName") String oldName,
                       @Param("newName") String newName);
}