package cn.besteam.modules.system.service.impl;

import cn.besteam.modules.system.entity.SysDict;
import cn.besteam.modules.system.entity.SysDictItem;
import cn.besteam.modules.system.mapper.SysDictItemMapper;
import cn.besteam.modules.system.service.ISysDictItemService;
import cn.besteam.modules.system.service.ISysDictService;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;

import java.util.Collections;
import java.util.List;

/**
 * @Description: 字典值
 * @author： besteam
 * @date：   2020-04-17
 * @version： V1.0
 */
@Service
public class SysDictItemServiceImpl extends ServiceImpl<SysDictItemMapper, SysDictItem> implements ISysDictItemService {

    @Autowired
    private ISysDictService sysDictService;

    @Override
    public List<SysDictItem> queryDictItemsByDictCode(String dictCode) {
        // 根据字典编码查询字典信息
        QueryWrapper<SysDict> dictQueryWrapper = new QueryWrapper<>();
        dictQueryWrapper.eq("dict_code", dictCode);
        dictQueryWrapper.eq("del_flag", 0);
        SysDict sysDict = sysDictService.getOne(dictQueryWrapper);
        
        if (sysDict == null) {
            return Collections.emptyList();
        }
        
        // 根据字典ID查询字典项列表
        QueryWrapper<SysDictItem> itemQueryWrapper = new QueryWrapper<>();
        itemQueryWrapper.eq("dict_id", sysDict.getId());
        itemQueryWrapper.eq("status", 1);
        itemQueryWrapper.orderByAsc("sort_order");
        
        return this.list(itemQueryWrapper);
    }

    @Override
    public String queryDictItemNameById(Integer dictItemId) {
        SysDictItem dictItem = this.getById(dictItemId);
        return dictItem != null ? dictItem.getItemText() : "";
    }
}