package com.fdkankan.fusion.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.fdkankan.fusion.common.ResultCode;
import com.fdkankan.fusion.common.ResultCode;
import com.fdkankan.fusion.entity.CaseTag;
import com.fdkankan.fusion.exception.BusinessException;
import com.fdkankan.fusion.entity.HotIcon;
import com.fdkankan.fusion.mapper.IHotIconMapper;
import com.fdkankan.fusion.service.ICaseTagService;
import com.fdkankan.fusion.service.IHotIconService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.stream.Collectors;

/**
 * <p>
 *  服务实现类
 * </p>
 *
 * @author 
 * @since 2022-08-02
 */
@Service
public class HotIconServiceImpl extends ServiceImpl<IHotIconMapper, HotIcon> implements IHotIconService {

    @Autowired
    ICaseTagService caseTagService;

    @Override
    public List<HotIcon> getListByUserName(String username) {
        LambdaQueryWrapper<HotIcon> wrapper = new LambdaQueryWrapper<>();
        wrapper.orderByDesc(HotIcon::getIsSystem)           // 官方默认
                .orderByDesc(HotIcon::getIsNew)           // 新增
                .orderByDesc(HotIcon::getLastUse)         // 上次使用
                .orderByDesc(HotIcon::getUseNum)          // 使用次数
                .orderByDesc(HotIcon::getSort)
                .orderByDesc(HotIcon::getCreateTime);
        return this.list(wrapper);
    }

    @Override
    public List<HotIcon> getDefaultIcon() {
        LambdaQueryWrapper<HotIcon> wrapper = new LambdaQueryWrapper<>();
        wrapper.eq(HotIcon::getIsSystem,1);
        wrapper.orderByDesc(HotIcon::getCreateTime);
        List<HotIcon> list = this.list(wrapper);
        return list;
    }

    @Override
    public void addUseNum(Integer hotIconId) {
        HotIcon hotIcon = this.getById(hotIconId);
        if(hotIcon == null){
            throw new BusinessException(ResultCode.HOT_ICON_NOT_EXIST);
        }
        hotIcon.setUseNum( hotIcon.getUseNum() + 1);
        hotIcon.setLastUse(1);

        LambdaUpdateWrapper<HotIcon> wrapper = new LambdaUpdateWrapper<>();
        wrapper.set(HotIcon::getLastUse,0);
        wrapper.eq(HotIcon::getUserName,hotIcon.getUserName());
        this.update(wrapper);

        hotIcon.setUpdateTime(null);
        this.updateById(hotIcon);

    }

    @Override
    public void cancelIsNew(String username) {
        LambdaUpdateWrapper<HotIcon> wrapper = new LambdaUpdateWrapper<>();
        wrapper.set(HotIcon::getIsNew,1)
                .eq(HotIcon::getUserName,username);
        this.update(wrapper);
    }


    @Override
    public List<HotIcon> getListByFusionId(Integer fusionId) {
        HashSet<Integer> hotIconIds = new HashSet<>();
        List<CaseTag> list = caseTagService.getListByFusionId(fusionId);
        if(list.size() >0){
            List<Integer> ids  = list.parallelStream().map(CaseTag::getHotIconId).collect(Collectors.toList());
            if(!ids.isEmpty()){
                hotIconIds.addAll(ids);
            }
        }
        hotIconIds.addAll(getDefaultIcon().stream().map(HotIcon::getIconId).collect(Collectors.toList()));
        LambdaQueryWrapper<HotIcon> wrapper = new LambdaQueryWrapper<>();
        wrapper.eq(HotIcon::getFusionId,fusionId);
        List<HotIcon> list1 = this.list(wrapper);
        List<Integer> ids = list1.stream().map(HotIcon::getIconId).collect(Collectors.toList());
        if(!ids.isEmpty()){
            hotIconIds.addAll(ids);
        }
        if(hotIconIds.isEmpty()){
            return new ArrayList<>();
        }
        return this.getByIds(hotIconIds);
    }

    @Override
    public List<HotIcon> getByIds( HashSet<Integer> hotIconIds) {
        LambdaQueryWrapper<HotIcon> wrapper = new LambdaQueryWrapper<>();
        wrapper.in(HotIcon::getIconId,hotIconIds);
        wrapper.orderByDesc(HotIcon::getIsSystem)           // 官方默认
                .orderByAsc(HotIcon::getIconTitle)
                .orderByAsc(HotIcon::getSort);
        return this.list(wrapper);
    }

    @Override
    public List<HotIcon> treeList(List<HotIcon> iconList) {
        HashMap<Integer,HotIcon> map = new HashMap<>();

        List<HotIcon> list = new ArrayList<>();
        List<HotIcon> result = new ArrayList<>();

        for (HotIcon hotIcon : iconList) {
            if(hotIcon.getParentId() == null){
                list.add(hotIcon);
            }
            map.put(hotIcon.getIconId(),hotIcon);
        }
        for (HotIcon hotIcon : iconList) {
            if(hotIcon.getParentId() == null){
                continue;
            }
            HotIcon parent = map.get(hotIcon.getParentId());
            if(parent.getChildrenList() == null){
                parent.setChildrenList(new ArrayList<>());
            }
            parent.getChildrenList().add(hotIcon);
        }
        for (HotIcon hotIcon : list) {
            result.add( map.get(hotIcon.getIconId()));
        }

        return result;
    }

}