/*
Copyright [2020] [https://www.xiaonuo.vip]

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

  http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

Snowy采用APACHE LICENSE 2.0开源协议，您在使用过程中，需要注意以下几点：

1.请不要删除和修改根目录下的LICENSE文件。
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 */
package vip.xiaonuo.modular.blogarticlecomment.controller;

import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.date.DateUtil;
import cn.hutool.core.lang.Dict;
import cn.hutool.core.util.PageUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.extra.template.Template;
import cn.hutool.extra.template.TemplateConfig;
import cn.hutool.extra.template.TemplateEngine;
import cn.hutool.extra.template.TemplateUtil;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;
import vip.xiaonuo.core.annotion.BusinessLog;
import vip.xiaonuo.core.consts.MyConstant;
import vip.xiaonuo.core.context.constant.ConstantContextHolder;
import vip.xiaonuo.core.email.MailSender;
import vip.xiaonuo.core.email.modular.model.SendMailParam;
import vip.xiaonuo.core.enums.LogAnnotionOpTypeEnum;
import vip.xiaonuo.core.exception.BlogException;
import vip.xiaonuo.core.pojo.response.ResponseData;
import vip.xiaonuo.core.pojo.response.SuccessResponseData;
import vip.xiaonuo.modular.blogarticle.entity.BlogArticle;
import vip.xiaonuo.modular.blogarticle.service.BlogArticleService;
import vip.xiaonuo.modular.blogarticlecomment.entity.BlogArticleComment;
import vip.xiaonuo.modular.blogarticlecomment.entity.BlogCommentVo;
import vip.xiaonuo.modular.blogarticlecomment.param.BlogArticleCommentAddDto;
import vip.xiaonuo.modular.blogarticlecomment.param.BlogCommentQueryDto;
import vip.xiaonuo.modular.blogarticlecomment.service.BlogArticleCommentService;

import javax.annotation.Resource;
import java.util.List;
import java.util.stream.Collectors;

/**
 * blog 留言/评论 控制器 (提供给外部blog系统查询)
 *
 * @author inleft
 * @date 2022-02-09 18:20:22
 */
@RestController
@RequestMapping("/outside")
public class BlogArticleCommentOutsideController {

    @Resource
    private BlogArticleService blogArticleService;

    @Resource
    private BlogArticleCommentService commentService;


    @Resource
    private MailSender mailSender;

    @PostMapping("/blogComment/add")
    @BusinessLog(title = "外部blog系统_blog留言/评论_增加", opType = LogAnnotionOpTypeEnum.ADD)
    public ResponseData add(@RequestBody @Validated(BlogArticleCommentAddDto.add.class) BlogArticleCommentAddDto addDto) {
        BlogArticle checkArticle = null;

        //自我认证
        if (MyConstant.myIds.contains(addDto.getVisitorNickName())) {
            if (StrUtil.isEmpty(addDto.getAuthCode()) || !addDto.getAuthCode().equals(ConstantContextHolder.getAuthCode())) {
                throw new BlogException("不要成为我,你就是真的自己");
            }
        }

        if (MyConstant.Yes.equals(addDto.getIsReceiveMail()) && StrUtil.isEmpty(addDto.getVisitorEmail())) {
            throw new BlogException("如果是想接收通知的话,你可能需要填上一个邮箱..");
        }

        if (addDto.getCommentType().equals(MyConstant.CommentType.type_2)) {
            if (addDto.getArticleId() == null) {
                throw new BlogException("评论类型为日志评论,日志id不能为空");
            }
            checkArticle = blogArticleService.getById(addDto.getArticleId());
            if (checkArticle == null) {
                throw new BlogException("查询不到相关日志");
            }

            if (checkArticle.getIsAllowedComment().equals(MyConstant.No)) {
                throw new BlogException("该日志评论已经关闭..");
            }
        }
        BlogArticleComment insert = new BlogArticleComment();
        BeanUtil.copyProperties(addDto, insert);
        insert.setIsCheck(MyConstant.Yes);
        insert.setIsEnable(MyConstant.Yes);
        insert.setIsReceiveCallback(addDto.getIsReceiveMail());

        //自己留言已读
        if (MyConstant.myIds.contains(addDto.getVisitorNickName())) {
            insert.setIsRead(MyConstant.Yes);
        }

        commentService.save(insert);

        if (addDto.getReplyId() == null || addDto.getReplyId() == 0L) {
            //这里为根节点,预留通知我
            return new SuccessResponseData();
        }

        BlogArticleComment lastComment = commentService.getById(addDto.getReplyId());

        if (lastComment == null) {
            return new SuccessResponseData();
        }

        //前一个留言接收邮件回复(如果是给评论者自己的追加可以跳过)
        if (MyConstant.Yes.equals(lastComment.getIsReceiveCallback())
                && StrUtil.isNotEmpty(lastComment.getVisitorEmail())
//                && !lastComment.getVisitorNickName().equals(MyConstant.inleft)
//                && !lastComment.getVisitorEmail().equals(MyConstant.email)
                && !lastComment.getVisitorNickName().equals(addDto.getVisitorNickName())
                && !lastComment.getVisitorEmail().equals(addDto.getVisitorEmail())) {

            TemplateEngine engine = TemplateUtil.createEngine(new TemplateConfig("templates", TemplateConfig.ResourceMode.CLASSPATH));
            Template template = engine.getTemplate("emailReplyModel.ftl");

            String title = MyConstant.msgTitle;
            String address;
            //跳转地址
            if (addDto.getCommentType().equals(MyConstant.CommentType.type_1)) {
                //留言板
                address = String.format(MyConstant.url_1, insert.getId());
            } else {
                //文章详情
                address = String.format(MyConstant.url_2, addDto.getArticleId(), insert.getId());
                title = checkArticle.getTitle();
            }

            Dict dict = Dict.create()
                    .set("lastGuest", lastComment.getVisitorNickName())
                    .set("commentContent", lastComment.getCommentContent())
                    .set("address", address)
                    .set("title", title)
                    .set("sender", addDto.getVisitorNickName())
                    .set("sendContent", addDto.getCommentContent());
            String result = template.render(dict);

            SendMailParam param = new SendMailParam();
            param.setContent(result);
            param.setTitle("先前您在 [inleft的小木屋] 的留言有了新的回复！\n");
            param.setTo(lastComment.getVisitorEmail());
            mailSender.sendMailHtml(param);
        }


        return new SuccessResponseData();
    }


    @GetMapping("/blogComment/queryBlogCommentList")
    @BusinessLog(title = "外部blog系统_blog留言/评论_查询", opType = LogAnnotionOpTypeEnum.QUERY)
    public ResponseData queryBlogCommentList(BlogCommentQueryDto queryDto) {
        if (queryDto.getArticleId() != null && blogArticleService.getById(queryDto.getArticleId()) == null) {
            throw new BlogException("查询不到相关日志");
        }

        Page queryPage = new Page<>(queryDto.getPageNo(), queryDto.getPageSize());


        List<BlogArticleComment> commentList = commentService.lambdaQuery()
                .eq(queryDto.getArticleId() != null, BlogArticleComment::getArticleId, queryDto.getArticleId())
                .eq(BlogArticleComment::getCommentType, queryDto.getArticleId() == null ? MyConstant.CommentType.type_1 : MyConstant.CommentType.type_2)
                .eq(BlogArticleComment::getIsCheck, MyConstant.Yes)
                .eq(BlogArticleComment::getIsEnable, MyConstant.Yes)
                .eq(BlogArticleComment::getParentId, 0)
                .orderByDesc(BlogArticleComment::getCreateDate)
                .page(queryPage).getRecords();

        int limitCount = 2;
        List<BlogCommentVo> res = commentList.stream().map(e -> {
                    BlogCommentVo vo = new BlogCommentVo();
                    BeanUtil.copyProperties(e, vo);
                    vo.setIsHasNext(MyConstant.No);
                    List<BlogCommentVo> replyList = commentService.getReplyListById(e.getId(), limitCount);
                    vo.setReplyList(replyList);

                    if (e.getAuthStatus().equals(MyConstant.AuthStatus.privateCode)) {
                        vo.setCommentContent(MyConstant.privateComment);
                    }

                    if (CollUtil.isNotEmpty(replyList)
                            && commentService.lambdaQuery()
                            .eq(BlogArticleComment::getParentId, e.getId())
                            .eq(BlogArticleComment::getIsCheck, MyConstant.Yes)
                            .eq(BlogArticleComment::getIsEnable, MyConstant.Yes)
                            .count() > limitCount) {
                        vo.setIsHasNext(MyConstant.Yes);
                    }
                    return vo;
                }
        ).collect(Collectors.toList());

        queryPage.setRecords(res);
        return new SuccessResponseData(queryPage);
    }

    @GetMapping("/blogComment/queryBlogCommentSubList")
    @BusinessLog(title = "外部blog系统_blog留言/评论子列表_查询", opType = LogAnnotionOpTypeEnum.QUERY)
    public ResponseData queryBlogCommentSubList(BlogCommentQueryDto queryDto) {
        if (queryDto.getArticleId() != null && commentService.getById(queryDto.getCommentId()) == null) {
            throw new BlogException("查询不到相关评论");
        }


        List<BlogCommentVo> replyList = commentService.getReplyListById(queryDto.getCommentId(), null);
//        for (BlogCommentVo vo : replyList) {
//            vo.setIsHasNext(MyConstant.No);
//            if (vo.getAuthStatus().equals(MyConstant.AuthStatus.privateCode)) {
//                vo.setCommentContent(MyConstant.privateComment);
//            }
//        }

        return new SuccessResponseData(replyList);
    }

    @GetMapping("/blogComment/history")
    @BusinessLog(title = "外部blog系统_blog留言/最近留言查询", opType = LogAnnotionOpTypeEnum.QUERY)
    public ResponseData history(BlogCommentQueryDto queryDto) {
        Page queryPage = new Page<>(queryDto.getPageNo(), queryDto.getPageSize());

        //查询最近未读留言,无穷分页,(注意*号隐蔽,登录可见)
        int unreadCommentListCount = commentService.lambdaQuery()
                .eq(BlogArticleComment::getIsCheck, MyConstant.Yes)
                .eq(BlogArticleComment::getIsEnable, MyConstant.Yes)
                .eq(BlogArticleComment::getIsRead, MyConstant.No)
                .count();

        //取出所有未读消息+最多10条已读消息
        long limitTotal = unreadCommentListCount + MyConstant.limitRead;

        //最大页数不能超出限制
        if (PageUtil.getEnd(queryDto.getPageNo() - 1, queryDto.getPageSize()) > limitTotal
                && PageUtil.getEnd(queryDto.getPageNo() - 2, queryDto.getPageSize()) > limitTotal) {
            queryPage.setMaxLimit(limitTotal);
            return new SuccessResponseData(queryPage);
        }

        //当前页超出起始页,未达尾页, 限制当前查询个数
        long limitSize = queryDto.getPageSize();
        if (PageUtil.getEnd(queryDto.getPageNo() - 1, queryDto.getPageSize()) > limitTotal) {
            limitSize = limitTotal % queryDto.getPageSize();
        }

        List<BlogArticleComment> commentList = commentService.lambdaQuery()
                .eq(BlogArticleComment::getIsCheck, MyConstant.Yes)
                .eq(BlogArticleComment::getIsEnable, MyConstant.Yes)
                .orderByAsc(BlogArticleComment::getIsRead)
                .orderByDesc(BlogArticleComment::getCreateDate)
                .page(queryPage).getRecords();

        //queryPage.setTotal(limitTotal - (limitTotal % queryDto.getPageSize()));
        queryPage.setTotal(limitTotal);
        List<BlogCommentVo> res = commentList.stream()
                .limit(limitSize)
                .map(e -> {
                            BlogCommentVo vo = new BlogCommentVo();
                            BeanUtil.copyProperties(e, vo);
                            if (e.getAuthStatus().equals(MyConstant.AuthStatus.privateCode)) {
                                vo.setCommentContent(MyConstant.privateComment);
                            }
                            if (MyConstant.CommentType.type_2 == e.getCommentType()) {
                                vo.setArticleTitle(blogArticleService.lambdaQuery()
                                        .eq(BlogArticle::getId, e.getArticleId())
                                        .select(BlogArticle::getTitle).one().getTitle());
                            } else {
                                vo.setArticleTitle(MyConstant.msgTitle);
                            }

                            return vo;
                        }
                ).collect(Collectors.toList());

        queryPage.setRecords(res);
        return new SuccessResponseData(queryPage);
    }

    //    @GetMapping("/blogComment/test")
    public ResponseData test() {


        TemplateEngine engine = TemplateUtil.createEngine(new TemplateConfig("templates", TemplateConfig.ResourceMode.CLASSPATH));
        Template template = engine.getTemplate("emailReplyModel.ftl");
        Dict dict = Dict.create()
                .set("lastGuest", "回复人")
                .set("commentContent", "评论内容")
                .set("address", "http://blog.inleft.com")
                .set("title", "回复标题")
                .set("sendTime", DateUtil.now())
                .set("sender", "发送人")
                .set("sendContent", "发送内容");
        String result = template.render(dict);

        SendMailParam param = new SendMailParam();
        param.setContent(result);
        param.setTitle("先前您在 [inleft的小木屋] 的留言有了新的回复！\n");
        param.setTo("1479853828@qq.com");
        mailSender.sendMailHtml(param);
        return new SuccessResponseData();
    }
}