package com.zhujizheng.IHome.customemoji.service;

import com.zhujizheng.IHome.customemoji.dto.PYCustomEmojiAddDTO;
import com.zhujizheng.IHome.customemoji.dto.PYCustomEmojiDeleteDTO;
import com.zhujizheng.IHome.customemoji.dto.PYCustomEmojiGetDTO;
import com.zhujizheng.IHome.customemoji.dto.PYCustomEmojiUpdateDTO;
import com.zhujizheng.IHome.customemoji.vo.PYCustomEmojiVO;
import com.zhujizheng.IHome.generator.dao.PYCustomEmoji;
import com.zhujizheng.IHome.generator.mapper.PYCustomEmojiMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.ArrayList;
import java.util.List;

@Service
@Slf4j
@Transactional(rollbackFor = RuntimeException.class)
public class PYCustomEmojiServiceImpl implements PYCustomEmojiService {

    @Autowired
    private PYCustomEmojiMapper emojiMapper;

    @Override
    public PYCustomEmojiVO addCustomEmoji(PYCustomEmojiAddDTO dto) {
        PYCustomEmoji emoji = PYCustomEmoji.createWithDTO(dto);
        if (emoji == null) {
            return null;
        }
        int result = emojiMapper.insertCustomEmoji(emoji);
        if (result == 0) {
            return null;
        } else {
            return PYCustomEmojiVO.createVO(emoji);
        }
    }

    @Override
    public int deleteCustomEmoji(PYCustomEmojiDeleteDTO dto) {
        if (dto == null) {
            return 0;
        }
        return emojiMapper.deleteCustomEmoji(dto.getEmojiId());
    }

    @Override
    public List<PYCustomEmojiVO> getCustomEmoji(PYCustomEmojiGetDTO dto) {
        if (dto == null) {
            return null;
        }
        List<PYCustomEmoji> emojiList = emojiMapper.selectCustomEmoji(dto.getUserId(), dto.getLastRequestTime());
        ArrayList<PYCustomEmojiVO> voList = new ArrayList<>();
        for (PYCustomEmoji emoji : emojiList) {
            if (emoji == null) continue;
            PYCustomEmojiVO vo = PYCustomEmojiVO.createVO(emoji);
            if (vo == null) continue;
            voList.add(vo);
        }
        return voList;
    }

    @Override
    public PYCustomEmojiVO updateCustomEmoji(PYCustomEmojiUpdateDTO dto) {
        if (dto == null) {
            return null;
        }
        int result = emojiMapper.updateCustomEmoji(dto.getEmojiId(), dto.getTime());
        if (result == 0) {
            return null;
        }

        // 更新成功
        PYCustomEmoji emoji = emojiMapper.selectCustomEmojiById(dto.getEmojiId());
        return PYCustomEmojiVO.createVO(emoji);
    }
}