/*
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。
2.请不要删除和修改Snowy源码头部的版权声明。
3.请保留源码和相关描述文件的项目出处，作者声明等。
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5.在修改包名，模块名称，项目代码等时，请注明软件出处 https://gitee.com/xiaonuobase/snowy
6.若您的项目无法满足以上几点，可申请商业授权，获取Snowy商业授权许可，请在官网购买授权，地址为 https://www.xiaonuo.vip
 */
package vip.xiaonuo.modular.blogarticle.controller;

import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.date.DateUnit;
import cn.hutool.core.date.DateUtil;
import cn.hutool.core.util.PageUtil;
import cn.hutool.core.util.StrUtil;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import lombok.extern.slf4j.Slf4j;
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.consts.SymbolConstant;
import vip.xiaonuo.core.context.constant.ConstantContextHolder;
import vip.xiaonuo.core.enums.LogAnnotionOpTypeEnum;
import vip.xiaonuo.core.exception.BlogException;
import vip.xiaonuo.core.exception.enums.BlogExceptionEnum;
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.entity.BlogArticleVo;
import vip.xiaonuo.modular.blogarticle.param.BlogArticleAddDto;
import vip.xiaonuo.modular.blogarticle.param.BlogArticleQueryDto;
import vip.xiaonuo.modular.blogarticle.service.BlogArticleService;
import vip.xiaonuo.modular.blogarticletype.entity.BlogArticleType;
import vip.xiaonuo.modular.blogarticletype.service.BlogArticleTypeService;
import vip.xiaonuo.sys.modular.file.entity.SysFileInfo;
import vip.xiaonuo.sys.modular.file.service.SysFileInfoService;

import javax.annotation.Resource;
import java.util.*;
import java.util.concurrent.Future;
import java.util.function.Function;
import java.util.stream.Collectors;

/**
 * blog文章控制器 (提供给外部blog系统查询)
 *
 * @author inleft
 * @date 2022-02-09 18:20:22
 */
@RestController
@RequestMapping("/outside")
@Slf4j
public class BlogArticleOutsideController {

    @Resource
    private BlogArticleService blogArticleService;


    @Resource
    private BlogArticleTypeService blogArticleTypeService;

    @Resource
    private SysFileInfoService fileInfoService;

    @PostMapping("/blogArticle/add")
    @BusinessLog(title = "外部blog系统_blog文章_增加", opType = LogAnnotionOpTypeEnum.ADD)
    public ResponseData add(@RequestBody @Validated(BlogArticleAddDto.add.class) BlogArticleAddDto addDto) {
        if (!addDto.getSecret().equals(ConstantContextHolder.getPushCode())) {
            throw new BlogException("口令错误..");
        }

        if (MyConstant.Yes.equals(addDto.getIsTop()) && addDto.getTopValue() == null) {
            throw new BlogException("选择了置顶需要指定置顶值..");
        }

        if (addDto.getIsLock().equals(MyConstant.Yes)) {
            if (addDto.getAuthStatus().equals(MyConstant.AuthStatus.authCode) && StrUtil.isEmpty(addDto.getAuthPassword())) {
                throw new BlogException("选择了密码授权,密码不能为空");
            }
        } else {
            addDto.setAuthPassword(null);
        }

        if (MyConstant.Yes.equals(addDto.getIsOnline())) {
            if (addDto.getArticleFileId() == null || fileInfoService.getById(addDto.getArticleFileId()) == null) {
                throw new BlogException("已选择在线模式..文件id非法");
            }
        } else {
            if (StrUtil.isEmpty(addDto.getContent())) {
                throw new BlogException("已选择在线模式..文件内容非法");
            }
        }

        if (addDto.getCoverFileId() != null && fileInfoService.getById(addDto.getCoverFileId()) == null) {
            throw new BlogException("封面文件id非法");
        }

        if (blogArticleTypeService.lambdaQuery()
                .eq(BlogArticleType::getIsEnable, MyConstant.Yes)
                .eq(BlogArticleType::getId, addDto.getArticleTypeId())
                .one() == null) {
            throw new BlogException("分类id非法");
        }

        if (addDto.getPublishDate() == null) {
            addDto.setPublishDate(new Date());
        }

        BlogArticle article = new BlogArticle();
        BeanUtil.copyProperties(addDto, article);
        article.setSeparateYear(DateUtil.year(article.getPublishDate()));
        article.setSeparateMonth(DateUtil.month(article.getPublishDate()) + 1);
        article.setSeparateDay(DateUtil.dayOfMonth(article.getPublishDate()));

        article.setIsEnable(MyConstant.Yes);
        blogArticleService.save(article);
        return new SuccessResponseData();
    }

    /**
     * 查询blog文章
     *
     * @author inleft
     * @date 2022-02-09 18:20:22
     */
    @GetMapping("/blogArticle/queryBlogArticleList")
    @BusinessLog(title = "外部blog系统_blog文章_查询", opType = LogAnnotionOpTypeEnum.QUERY)
    public ResponseData queryBlogArticleList(BlogArticleQueryDto queryDto) {


        Map<String, Object> param = new HashMap<>(16);
        param.put("pageNo", PageUtil.getStart(queryDto.getPageNo() - 1, queryDto.getPageSize()));
        param.put("pageSize", queryDto.getPageSize());
        param.put("typeId", queryDto.getTypeId());
        param.put("fileType", queryDto.getFileType());
        param.put("faceExcludeFile", MyConstant.faceExcludeFile);

        String blogSourcePrefix = ConstantContextHolder.getBlogSourcePrefix();

        Date now = DateUtil.date();
        //空类型查询条件,排除笔记系列,按更新时间倒序
        //含有类型查询,按发布时间倒序
        List<BlogArticleVo> resList = blogArticleService.searchList(param).stream().map(e -> {
            if (StrUtil.isNotEmpty(e.getCoverFileURL())) {
                if (!e.getCoverFileURL().startsWith("http")) {
                    //补上访问参数
                    e.setCoverFileURL(blogSourcePrefix + e.getCoverFileURL());
                }
            }

            //前端根据条件标注小红点(发布时间小于更新时间,且在7天内)
            if (e.getPublishDate().before(e.getUpdateDate())
                    && DateUtil.between(e.getUpdateDate(), now, DateUnit.DAY) <= 7) {
                e.setIsAnyUpdate(MyConstant.Yes);
            } else {
                e.setIsAnyUpdate(MyConstant.No);
            }

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

        long count = blogArticleService.searchListCount(param);

        Page<BlogArticleVo> queryPage = new Page<>(queryDto.getPageNo(), queryDto.getPageSize());
        queryPage.setRecords(resList);
        queryPage.setTotal(count);

        return new SuccessResponseData(queryPage);
    }


    /**
     * 查询blog文章（月台专用列表）
     *
     * @author inleft
     * @date 2022-02-09 18:20:22
     */
    @GetMapping("/blogArticle/platform")
    @BusinessLog(title = "外部blog系统_blog月台_查询", opType = LogAnnotionOpTypeEnum.QUERY)
    public ResponseData platform(BlogArticleQueryDto queryDto) {

        Map<String, Object> param = new HashMap<>(16);
        param.put("pageNo", PageUtil.getStart(queryDto.getPageNo() - 1, queryDto.getPageSize()));
        param.put("pageSize", queryDto.getPageSize());
        param.put("id", queryDto.getId());

        if (queryDto.getActiveKey().equals(MyConstant.platformType.type_1)) {
            param.put("typeIds", new Long[]{66L});//临时id
            param.put("fileType", MyConstant.FileType.fileTypeVideo_3);
        } else if (queryDto.getActiveKey().equals(MyConstant.platformType.type_2)) {
            param.put("typeIds", new Long[]{55L});//临时id,后续需要修改(前方高能分类)
            param.put("fileType", MyConstant.FileType.fileTypeVideo_3);
        } else if (queryDto.getActiveKey().equals(MyConstant.platformType.type_3)) {
            param.put("typeIds", new Long[]{99L});//临时id,后续需要修改(图组)
            param.put("fileType", MyConstant.FileType.fileTypePictures_5);
        } else {
            param.put("typeIds", new Long[]{66L});//临时id,后续需要修改(音乐分类)
            param.put("fileType", MyConstant.FileType.fileTypeVideo_3);
        }

        String blogSourcePrefix = ConstantContextHolder.getBlogSourcePrefix();

        //空类型查询条件,排除笔记系列,按更新时间倒序
        //含有类型查询,按发布时间倒序
        List<BlogArticleVo> resList = blogArticleService.searchPlatformList(param).stream().map(e -> {
            if (StrUtil.isNotEmpty(e.getCoverFileURL())) {
                if (!e.getCoverFileURL().startsWith("http")) {
                    //补上访问参数
                    e.setCoverFileURL(blogSourcePrefix + e.getCoverFileURL());
                }
            }

            //补充视频组,图片组的url
            if (StrUtil.isNotEmpty(e.getPictureIds())) {
                e.setPictureUrlList(this.getBlogSourceURLBatch(Arrays.stream(e.getPictureIds().split(SymbolConstant.COMMA)).collect(Collectors.toList())));
            }

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

        long count = blogArticleService.searchPlatformListCount(param);

        Page<BlogArticleVo> queryPage = new Page<>(queryDto.getPageNo(), queryDto.getPageSize());
        queryPage.setRecords(resList);
        queryPage.setTotal(count);

        return new SuccessResponseData(queryPage);
    }

    @GetMapping("/blogArticle/queryBlogArticleDetail")
    @BusinessLog(title = "外部blog系统_blog文章详情_查询", opType = LogAnnotionOpTypeEnum.QUERY)
    public ResponseData queryBlogArticleDetail(BlogArticleQueryDto queryDto) {
        BlogArticle find = blogArticleService.lambdaQuery()
                .eq(BlogArticle::getIsEnable, MyConstant.Yes)
                .eq(BlogArticle::getEditorStatus, MyConstant.Yes)
                .eq(BlogArticle::getId, queryDto.getId())
                .one();

        if (find == null) {
            throw new BlogException(BlogExceptionEnum.article_not_found);
        }

        //加密文章
        if (find.getAuthStatus().equals(MyConstant.AuthStatus.authCode)) {
            //授权码缺失
            if (StrUtil.isEmpty(queryDto.getAuthWord())) {
                throw new BlogException(BlogExceptionEnum.article_auth_error);
            }
            //授权码比对
            if (!find.getAuthPassword().equals(queryDto.getAuthWord())) {
                throw new BlogException(BlogExceptionEnum.article_auth_pass_error);
            }
        } else if (find.getAuthStatus().equals(MyConstant.AuthStatus.privateCode)) {
            throw new BlogException(BlogExceptionEnum.article_auth_private_error);
        }

        //异步查询相邻记录
        Future<List<BlogArticleVo>> adjoiningRecord = blogArticleService.getAdjoiningRecord(queryDto);

        BlogArticleVo vo = new BlogArticleVo();

        BeanUtil.copyProperties(find, vo);

        //补充视频组,图片组的url
        if (StrUtil.isNotEmpty(vo.getPictureIds())) {
            vo.setPictureUrlList(this.getBlogSourceURLBatch(Arrays.stream(vo.getPictureIds().split(SymbolConstant.COMMA)).collect(Collectors.toList())));
        }
        if (StrUtil.isNotEmpty(vo.getVideoIds())) {
            vo.setVideoUrlList(this.getBlogSourceURLBatch(Arrays.stream(vo.getVideoIds().split(SymbolConstant.COMMA)).collect(Collectors.toList())));
        }


        String tempURL = this.getBlogSourceURL(find.getArticleFileId());

        //if (StrUtil.isEmpty(tempURL))
        //throw new BlogException(BlogExceptionEnum.article_file_lose);

        vo.setArticleFileURL(tempURL);
        vo.setCoverFileURL(this.getBlogSourceURL(vo.getCoverFileId()));

        while (!adjoiningRecord.isDone()) {
            try {
                Thread.sleep(50);
            } catch (InterruptedException e) {
            }
        }

        try {
            vo.setPreviousRecord(adjoiningRecord.get().get(0));
            vo.setNextRecord(adjoiningRecord.get().get(1));
        } catch (Exception e) {
            log.error("异步获取上下相邻日志id异常,id:{} ,msg:{}", queryDto.getId(), e.getMessage());
        }

        return new SuccessResponseData(vo);
    }

    private String getBlogSourceURL(Long fileId) {
        SysFileInfo sysFileInfo = fileInfoService.getById(fileId);
        if (sysFileInfo == null) {
            return null;
        } else {
            String blogSourcePrefix = ConstantContextHolder.getBlogSourcePrefix();
            return blogSourcePrefix + sysFileInfo.getFileBucket() + "/" + sysFileInfo.getFileObjectName();
        }
    }

    private List<String> getBlogSourceURLBatch(List<String> fileIds) {
        Map<String, SysFileInfo> sysFileInfoMap = fileInfoService.listByIds(fileIds).stream().collect(Collectors.toMap(e -> e.getId().toString(), Function.identity(), (k1, k2) -> k1));
        if (CollUtil.isEmpty(sysFileInfoMap)) {
            return null;
        } else {
            List<String> urlList = new ArrayList<>(fileIds.size());
            String blogSourcePrefix = ConstantContextHolder.getBlogSourcePrefix();

            SysFileInfo sysFileInfo;
            for (String fileId : fileIds) {
                sysFileInfo = sysFileInfoMap.getOrDefault(fileId, null);
                if (sysFileInfo == null) {
                    urlList.add(null);
                } else {
                    urlList.add(blogSourcePrefix + sysFileInfo.getFileBucket() + "/" + sysFileInfo.getFileObjectName());
                }
            }
            return urlList;
        }
    }

}