package com.ruoyi.system.service.impl;

import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.common.basic.PageInfo;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.system.mapper.TSysAppUserMapper;
import com.ruoyi.system.mapper.TSysChronicDiseaseMapper;
import com.ruoyi.system.model.TSysAppUser;
import com.ruoyi.system.model.TSysActivity;
import com.ruoyi.system.model.TSysAppUser;
import com.ruoyi.system.model.TSysChronicDisease;
import com.ruoyi.system.query.TSysAppUserQuery;
import com.ruoyi.system.service.TSysAppUserService;
import com.ruoyi.system.vo.TSysAppUserVO;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;

import java.time.LocalDateTime;
import java.time.temporal.ChronoUnit;
import java.util.List;
import java.util.stream.Collectors;

/**
 * <p>
 * 用户管理 服务实现类
 * </p>
 *
 * @author xiaochen
 * @since 2025-08-20
 */
@Service
public class TSysAppUserServiceImpl extends ServiceImpl<TSysAppUserMapper, TSysAppUser> implements TSysAppUserService {

    @Autowired
    private TSysChronicDiseaseMapper sysChronicDiseaseMapper;

    @Override
    public PageInfo<TSysAppUserVO> pageList(TSysAppUserQuery query) {
        PageInfo<TSysAppUserVO> pageInfo = new PageInfo<>(query.getPageNum(), query.getPageSize());
        List<TSysAppUserVO> list = this.baseMapper.pageList(query,pageInfo);
        if(CollectionUtils.isEmpty(list)){
            return pageInfo;
        }
        // 年龄计算
        list.forEach(tSysAppUserVO -> {
            if(tSysAppUserVO.getBirthTime() != null){
                long age = ChronoUnit.YEARS.between(tSysAppUserVO.getBirthTime(), LocalDateTime.now());
                tSysAppUserVO.setAge(age);
            }
        });
        pageInfo.setRecords(list);
        return pageInfo;
    }

    @Override
    public boolean isExit(TSysAppUser dto) {
        if(StringUtils.isNotEmpty(dto.getId())){
            // 修改
            return this.count(Wrappers.lambdaQuery(TSysAppUser.class).ne(TSysAppUser::getId, dto.getId()).eq(TSysAppUser::getPhone, dto.getPhone())) > 0;
        }else {
            // 新增
            return this.count(Wrappers.lambdaQuery(TSysAppUser.class).eq(TSysAppUser::getPhone, dto.getPhone())) > 0;
        }
    }

    @Override
    public PageInfo<TSysAppUserVO> pageChronicDiseaseUserList(TSysAppUserQuery query) {
        PageInfo<TSysAppUserVO> pageInfo = new PageInfo<>(query.getPageNum(), query.getPageSize());
        List<TSysAppUserVO> list = this.baseMapper.pageChronicDiseaseUserList(query,pageInfo);
        if(CollectionUtils.isEmpty(list)){
            return pageInfo;
        }
        List<TSysChronicDisease> sysChronicDiseaseList = sysChronicDiseaseMapper.selectList(Wrappers.lambdaQuery(TSysChronicDisease.class));
        for (TSysAppUserVO sysAppUserVO : list) {
            String chronicDiseaseId = sysAppUserVO.getChronicDiseaseId();
            String[] split = chronicDiseaseId.split(",");
            StringBuilder stringBuilder = new StringBuilder();
            for (String diseaseId : split) {
                List<TSysChronicDisease> chronicDiseaseList = sysChronicDiseaseList.stream().filter(disease -> disease.getId().equals(diseaseId)).collect(Collectors.toList());
                // 最后一位不拼接逗号
                if(diseaseId.equals(split[split.length-1])){
                    stringBuilder.append(chronicDiseaseList.get(0).getChronicName());
                }else{
                    stringBuilder.append(chronicDiseaseList.get(0).getChronicName()).append(",");
                }
            }
            sysAppUserVO.setSysChronicDiseaseNames(stringBuilder.toString());
        }

        pageInfo.setRecords(list);
        return pageInfo;
    }
}