package com.ruoyi.safe.service.impl;

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.project.system.domain.SysUser;
import com.ruoyi.project.system.mapper.SysUserMapper;
import com.ruoyi.safe.mapper.SafeLineInspectionHazardMapper;
import com.ruoyi.safe.pojo.SafeLineInspectionHazard;
import com.ruoyi.safe.service.SafeLineInspectionHazardService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDateTime;
import java.util.*;
import java.util.stream.Collectors;

/**
 * <p>
 * 安全生产--线路巡检隐患 服务实现类
 * </p>
 *
 * @author 芯导软件（江苏）有限公司
 * @since 2026-06-29
 */
@Service
public class SafeLineInspectionHazardServiceImpl extends ServiceImpl<SafeLineInspectionHazardMapper, SafeLineInspectionHazard> implements SafeLineInspectionHazardService {

    @Autowired
    private SysUserMapper sysUserMapper;

    @Override
    public IPage<SafeLineInspectionHazard> pageSafeLineInspectionHazard(Page page, SafeLineInspectionHazard safeLineInspectionHazard) {
        IPage<SafeLineInspectionHazard> result = this.lambdaQuery()
                .eq(safeLineInspectionHazard.getInspectionId() != null, SafeLineInspectionHazard::getInspectionId, safeLineInspectionHazard.getInspectionId())
                .like(safeLineInspectionHazard.getHazardCode() != null, SafeLineInspectionHazard::getHazardCode, safeLineInspectionHazard.getHazardCode())
                .eq(safeLineInspectionHazard.getStatus() != null, SafeLineInspectionHazard::getStatus, safeLineInspectionHazard.getStatus())
                .orderByDesc(SafeLineInspectionHazard::getCreateTime)
                .page(page);
        fillRectifyUserName(result.getRecords());
        return result;
    }

    @Override
    public List<SafeLineInspectionHazard> listByInspectionId(Integer inspectionId) {
        List<SafeLineInspectionHazard> records = this.lambdaQuery()
                .eq(SafeLineInspectionHazard::getInspectionId, inspectionId)
                .orderByDesc(SafeLineInspectionHazard::getCreateTime)
                .list();
        fillRectifyUserName(records);
        return records;
    }

    @Override
    public boolean save(SafeLineInspectionHazard entity) {
        if (entity.getHazardCode() == null || entity.getHazardCode().isEmpty()) {
            entity.setHazardCode(generateHazardCode());
        }
        return super.save(entity);
    }

    @Override
    public boolean updateById(SafeLineInspectionHazard entity) {
        if ("已整改".equals(entity.getStatus())) {
            Long currentUserId = SecurityUtils.getUserId();
            entity.setRectifyUserId(currentUserId.intValue());
            entity.setRectifyTime(LocalDateTime.now());
        }
        return super.updateById(entity);
    }

    private String generateHazardCode() {
        long count = this.count() + 1;
        return "YH" + String.format("%05d", count);
    }

    private void fillRectifyUserName(List<SafeLineInspectionHazard> records) {
        if (records == null || records.isEmpty()) {
            return;
        }
        List<Long> userIds = records.stream()
                .map(SafeLineInspectionHazard::getRectifyUserId)
                .filter(Objects::nonNull)
                .map(Integer::longValue)
                .distinct()
                .collect(Collectors.toList());
        if (userIds.isEmpty()) {
            return;
        }
        Map<Long, String> userMap = sysUserMapper.selectUserByIds(userIds).stream()
                .collect(Collectors.toMap(SysUser::getUserId, SysUser::getNickName, (v1, v2) -> v1));
        records.forEach(record -> {
            if (record.getRectifyUserId() != null) {
                record.setRectifyUserName(userMap.getOrDefault(record.getRectifyUserId().longValue(), "未知用户"));
            }
        });
    }
}