package com.example.caseData.dao;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.example.caseData.dto.statsCaseClinicalDoctor.StatsCaseClinicalDoctorDto;
import com.example.caseData.dto.statsCaseClinicalHospital.StatsCaseClinicalHospitalDto;
import com.example.caseData.model.StatsCaseClinicalDoctorModel;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Update;

import java.util.Map;

public interface StatsCaseClinicalDoctorDao extends BaseMapper<StatsCaseClinicalDoctorModel> {
    /**
     * 医院病例库推荐-搜索
     * @param page 分页数据
     * @param doctorName 医生名称
     * @param order 排序
     */
    IPage<StatsCaseClinicalDoctorDto> getStatsCaseClinicalDoctorSearchPage(
            Page<?> page,
            @Param("doctorName") String doctorName,
            @Param("order") Map<String, String> order
    );

    /**
     * Inc 自增
     * @param doctorId 文章 ID
     * @param field     字段名称
     * @param numeral   增加的数值
     * @return 更新的行数
     */
    @Update("UPDATE stats_case_clinical_doctor SET ${field} = ${field} + #{numeral} WHERE doctor_id = #{doctorId}")
    int inc(@Param("doctorId") Long doctorId, @Param("field") String field, @Param("numeral") int numeral);

    /**
     * Dec 自减
     *
     * @param doctorId 文章 ID
     * @param field     字段名称
     * @param numeral   减少的数值
     * @return 更新的行数
     */
    @Update("UPDATE stats_case_clinical_doctor " +
            "SET ${field} = CASE WHEN ${field} >= #{numeral} THEN ${field} - #{numeral} ELSE 0 END " +
            "WHERE doctor_id = #{doctorId}")
    int dec(@Param("doctorId") Long doctorId, @Param("field") String field, @Param("numeral") int numeral);
}