package com.xuecheng.manage_cms.service;

import com.xuecheng.framework.domain.cms.CmsPage;

import com.xuecheng.framework.domain.cms.request.QueryPageRequest;

import com.xuecheng.framework.domain.cms.response.CmsPageResult;

import com.xuecheng.framework.model.response.CommonCode;

import com.xuecheng.framework.model.response.QueryResponseResult;

import com.xuecheng.framework.model.response.QueryResult;

import com.xuecheng.manage_cms.dao.CmsPageRepository;

import org.apache.commons.lang3.StringUtils;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.data.domain.*;

import org.springframework.stereotype.Service;

@Service

public class PageService {

    @Autowired

    CmsPageRepository cmsPageRepository;

    public QueryResponseResult findList(int page,int size, QueryPageRequest queryPageRequest) {

        if(queryPageRequest==null){

            queryPageRequest=new QueryPageRequest();

        }

        //自定义查询条件

        ExampleMatcher exampleMatcher=ExampleMatcher.matching()

                .withMatcher("pageAliase",ExampleMatcher.GenericPropertyMatchers.contains());

        //条件之对象

        CmsPage cmsPage=new CmsPage();

        //设置条件值 （站点ID）

        if(StringUtils.isNotEmpty(queryPageRequest.getSiteId())){

            cmsPage.setSiteId(queryPageRequest.getSiteId());

        }

        //设置模板id 作为查询条件

        if(StringUtils.isNotEmpty(queryPageRequest.getTemplateId())){

            cmsPage.setTemplateId(queryPageRequest.getTemplateId());

        }

        //设置页面别名为查询条件

        if(StringUtils.isNotEmpty(queryPageRequest.getPageAliase())){

            cmsPage.setPageAliase(queryPageRequest.getPageAliase());

        }

        //定义Exmaple对象

        Example<CmsPage> example=Example.of(cmsPage,exampleMatcher);

        if(page<){

            page=;

        }

        page = page -;

        if(size<=){

            size = ;

        }

        Pageable pageable = PageRequest.of(page, size);

        Page<CmsPage> all = cmsPageRepository.findAll(example,pageable);

        QueryResult queryResult=new QueryResult();

        queryResult.setList(all.getContent());//设置返回的列表数据

        queryResult.setTotal(all.getTotalElements());//设置总记录数

        QueryResponseResult queryResponseResult=new QueryResponseResult(CommonCode.SUCCESS,queryResult);

        return queryResponseResult;

    }

    public CmsPageResult add(CmsPage cmsPage){

        //校验页面名称、站点Id、页面WebPath的唯一性

        CmsPage cmsPage1=cmsPageRepository.findByPageNameAndSiteIdAndPageWebPath(cmsPage.getPageName(),cmsPage.getSiteId(),cmsPage.getPageWebPath());

        if(cmsPage1==null){

            cmsPage.setPageId(null);//设置设置为null 让mongoDB自动去生成，

            cmsPageRepository.save(cmsPage);

            return new CmsPageResult(CommonCode.SUCCESS,cmsPage);

        }

        return new CmsPageResult(CommonCode.FAIL,null);

    }

}