package cc.mrbird.febs.ai.service.impl;

import cc.mrbird.febs.ai.entity.AiMemberTalk;
import cc.mrbird.febs.ai.entity.AiMemberTalkItem;
import cc.mrbird.febs.ai.entity.AiProductQuestion;
import cc.mrbird.febs.ai.entity.AiProductRoleLink;
import cc.mrbird.febs.ai.enumerates.AiTypeEnum;
import cc.mrbird.febs.ai.mapper.AiMemberTalkMapper;
import cc.mrbird.febs.ai.req.memberTalk.ApiMemberTalkItemPageDto;
import cc.mrbird.febs.ai.req.memberTalkStream.ApiMemberTalkReloadStreamDto;
import cc.mrbird.febs.ai.req.memberTalkStream.ApiMemberTalkStreamDto;
import cc.mrbird.febs.ai.res.memberTalkStream.ApiMemberTalkReloadStreamVo;
import cc.mrbird.febs.ai.res.memberTalkStream.ApiMemberTalkStreamVo;
import cc.mrbird.febs.ai.service.*;
import cc.mrbird.febs.common.entity.FebsResponse;
import cc.mrbird.febs.common.exception.FebsException;
import cc.mrbird.febs.common.utils.LoginUserUtil;
import cn.hutool.core.util.ObjectUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;

import java.util.Date;

/**
 * AI用户对话训练记录 Service实现类
 *
 * @author yourname
 * @date 2025-07-29
 */
@Slf4j
@Service
@RequiredArgsConstructor
public class ApiMemberTalkStreamServiceImpl extends ServiceImpl<AiMemberTalkMapper, AiMemberTalk> implements ApiMemberTalkStreamService {

    private final AiMemberTalkMapper aiMemberTalkMapper;
    private final AiProductRoleLinkService aiProductRoleLinkService;
    private final AiMemberTalkService aiMemberTalkService;
    private final AiMemberTalkItemService aiMemberTalkItemService;
    private final AiProductQuestionService aiProductQuestionService;
    private final AiService aiService;


    @Override
    public FebsResponse start(ApiMemberTalkStreamDto dto) {

        String memberUuid = LoginUserUtil.getLoginUser().getMemberUuid();
        String productId = dto.getId();
        LambdaQueryWrapper<AiProductRoleLink> productLinkQuery = Wrappers.lambdaQuery(AiProductRoleLink.class);
        productLinkQuery.eq(AiProductRoleLink::getProductId,productId);
        productLinkQuery.last("limit 1");
        AiProductRoleLink aiProductRoleLink = aiProductRoleLinkService.getByQuery(productLinkQuery);
        if(ObjectUtil.isNull(aiProductRoleLink)){
            throw new FebsException("产品AI陪练不存在");
        }

        Date nowTime = new Date();
        LambdaQueryWrapper<AiMemberTalk> query = Wrappers.lambdaQuery(AiMemberTalk.class);
        query.eq(AiMemberTalk::getMemberId,memberUuid);
        query.eq(AiMemberTalk::getProductId,productId);
        query.last("limit 1");
        AiMemberTalk aiMemberTalk = aiMemberTalkService.getByQuery(query);
        if (ObjectUtil.isNull(aiMemberTalk)){
            aiMemberTalk = aiMemberTalkService.add(memberUuid,productId,nowTime);
        }

        ApiMemberTalkStreamVo apiMemberTalkVo = new ApiMemberTalkStreamVo();
        String title = "加载时间过程，请重试！";
        AiProductQuestion question = aiProductQuestionService.createQuestion(productId);
        if (ObjectUtil.isNotNull(question)){
            title = question.getTitle();
            AiMemberTalkItem aiMemberTalkItem = aiMemberTalkItemService.add(memberUuid, aiMemberTalk.getId(), 1, title, nowTime);
            apiMemberTalkVo.setMemberTalkItemId(aiMemberTalkItem.getId());
            aiMemberTalkService.updateTimeUpdate(nowTime,aiMemberTalk.getId());
        }
        apiMemberTalkVo.setMemberTalkId(aiMemberTalk.getId());
        apiMemberTalkVo.setType(1);
        apiMemberTalkVo.setContext(title);
        return new FebsResponse().success().data(apiMemberTalkVo);
    }

    @Override
    public FebsResponse reload(ApiMemberTalkReloadStreamDto dto) {

        String memberUuid = LoginUserUtil.getLoginUser().getMemberUuid();
        ApiMemberTalkReloadStreamVo apiMemberTalkReloadVo = new ApiMemberTalkReloadStreamVo();
        String memberTalkId = dto.getMemberTalkId();
        LambdaQueryWrapper<AiMemberTalkItem> queryWrapper = Wrappers.lambdaQuery(AiMemberTalkItem.class);
        queryWrapper.eq(AiMemberTalkItem::getMemberTalkId,memberTalkId);
        queryWrapper.eq(AiMemberTalkItem::getType,AiTypeEnum.QUESTION_ANSWER.getCode());
        queryWrapper.orderByDesc(AiMemberTalkItem::getCreatedTime);
        queryWrapper.last("limit 1");
        AiMemberTalkItem byQuery = aiMemberTalkItemService.getByQuery(queryWrapper);
        if (ObjectUtil.isNotNull(byQuery)){
            apiMemberTalkReloadVo.setContext(byQuery.getContext());
            apiMemberTalkReloadVo.setMemberTalkId(memberTalkId);
            apiMemberTalkReloadVo.setType(AiTypeEnum.QUESTION_ANSWER.getCode());
        }
        return new FebsResponse().success().data(apiMemberTalkReloadVo);
    }

    @Override
    public FebsResponse historyPage(ApiMemberTalkItemPageDto dto) {
        String memberUuid = LoginUserUtil.getLoginUser().getMemberUuid();
        dto.setMemberUuid(memberUuid);
        return new FebsResponse().success().data(aiMemberTalkItemService.historyPage(dto));
    }
}