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#pragma once
#include"PostDAO.h"
#include"UserDAO.h"
class PostService
{
private:
PostDAO postDAO_; //DAO数据操作层
bool UserExist(int _userId); //检查用户存在
std::vector<Post> HandleCheckPostsByUserId(int _userId); //根据userId查看某人帖子
public:
PostService(const PostDAO& _postDAO); //构造函数
PostService()=default; //构造函数
~PostService()=default; //析构函数
//发表贴子，发表后Post所存贴子内容丢失，返回贴子id/-1（未知错误）
int HandlePublishPost(std::unique_ptr<std::string> _content,int _userId);
bool HandleDeletePost(int _postId); //删除贴子
std::vector<Post> HandleCheckMyPosts(int _userId); //查看用户自己的贴子
};
