package action;

import com.mysql.cj.Query;
import com.opensymphony.xwork2.ActionSupport;
import com.opensymphony.xwork2.ModelDriven;
import org.apache.struts2.ServletActionContext;
import org.hibernate.Session;
import enity.*;

import javax.persistence.criteria.From;
import javax.servlet.http.HttpServletRequest;
import java.util.ArrayList;
import java.util.List;

public class syslogin extends tools.HibernateTools {

    @Override
    public String execute() throws Exception {
        HttpServletRequest request= ServletActionContext.getRequest();
        String rq=request.getParameter("name");
        String pd=request.getParameter("pd");
//        if (rq==null){
//           addActionError("请输入用户名");
//            return "login";
//        }
//        if (pd==null){
//           addActionError("请输入密码");
//            return "login";
//        }
//
//        if (!rq.equals("admin")){
//           addActionError("用户不存在");
//            return "login";
//        }
//        if (!pd.equals("123456")){
//           addActionError("密码不正确");
//            return "login";
//        }

        Session session=init();
       List<Object> objects= session.createQuery("FROM UserdateEntity where userName=?1 or userNumber=?2")
                .setParameter(1,rq)
                .setParameter(2, rq)
                .list();
        UserdateEntity userdateEntity=null;
        if (objects.size()==0)
        {

        }
        else
            userdateEntity=(UserdateEntity)(objects.get(0));
        if (userdateEntity==null)
        {
            addActionError("用户不存在,请检查用户名或密码");
            return "login";
        }
        if (!userdateEntity.getUserPassword().equals(pd))
        {
            addActionError("密码不正确");
            return "login";
        }
        destory();

        request.getSession().putValue("login", "1");
        request.getSession().putValue("user_name", userdateEntity.getUserName());
        return SUCCESS;
    }
    public String logout(){
        HttpServletRequest request=ServletActionContext.getRequest();
        request.getSession().putValue("login", 0);
        request.getSession().putValue("user_name", null);
        return SUCCESS;
    }
public String regist(){
    HttpServletRequest request= ServletActionContext.getRequest();
    String name=request.getParameter("name");
    String username=request.getParameter("username");
    String number=request.getParameter("number");
    String password=request.getParameter("password");
    Session session=init();
    String code=checkNewUserData(username, number);
    if (!code.equals(SUCCESS)){
        addActionError(code);
        return "regist";
    }
    UserdateEntity userdateEntity=new UserdateEntity();
    userdateEntity.setUserName(username);
    userdateEntity.setUserNumber(number);
    userdateEntity.setName(name);
    userdateEntity.setUserPassword(password);
    session.saveOrUpdate(userdateEntity);
    destory();
        return INPUT;
}
private String checkNewUserData(String username,String number){//检查数据库是否信息重复
        Session session=init();
        List<UserdateEntity> userdateEntity= session.createQuery("FROM UserdateEntity where userName=?1").setParameter(1, username).list();
        if (userdateEntity!=null&&userdateEntity.size()>0){
            return "用户名已经存在";
        }
        userdateEntity=session.createQuery("from UserdateEntity where userNumber=?1").setParameter(1, number).list();
    if (userdateEntity!=null&&userdateEntity.size()>0){

        return "手机号已经注册,请直接登陆";
    }
        return SUCCESS;
}
}