protected void Page_Load(object sender, EventArgs e)
{
if (Session["UserInfo"] != null)
{
var abc = Session["UserInfo"];
UserInfo = (BookShop.Model.User)Session["UserInfo"];
}
}
/// <summary>
/// 删除一条数据
/// </summary>
public void DeleteModel(BookShop.Model.User model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("delete from Users ");
strSql.Append(" where Id=@Id ");
SqlParameter[] parameters =
{
new SqlParameter("@Id", SqlDbType.Int, 4)
};
parameters[0].Value = model.Id;
DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(BookShop.Model.User model, out string msg)
{
int isSuccess = -1;
if (ValidateUserName(model.LoginId))
{
msg = "此用户名已经注册!!";
}
else
{
isSuccess = dal.Add(model);
msg = "注册成功!!";
}
return(isSuccess);
}
private void btnLogin_Click(object sender, EventArgs e)
{
string Id = textID.Text;
string userName = textUserName.Text.Trim();
string password = textPassword.Text;
BookShop.BLL.UserManager mgr = new BookShop.BLL.UserManager();
BookShop.Model.User user = mgr.Login(Id, userName, password);
if (user == null)
{
MessageBox.Show("登陆失败!");
}
if (user != null)//登录成功跳转主界面
{
staticInf.user = user;
主界面 fm = new 主界面();
fm.ShowDialog();
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public BookShop.Model.User GetModel(int Id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 Id,LoginId,LoginPwd,Name,Address,Phone,Mail,UserStateId from Users ");
strSql.Append(" where Id=@Id ");
SqlParameter[] parameters =
{
new SqlParameter("@Id", SqlDbType.Int, 4)
};
parameters[0].Value = Id;
BookShop.Model.User model = new BookShop.Model.User();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["Id"].ToString() != "")
{
model.Id = int.Parse(ds.Tables[0].Rows[0]["Id"].ToString());
}
model.LoginId = ds.Tables[0].Rows[0]["LoginId"].ToString();
model.LoginPwd = ds.Tables[0].Rows[0]["LoginPwd"].ToString();
model.Name = ds.Tables[0].Rows[0]["Name"].ToString();
model.Address = ds.Tables[0].Rows[0]["Address"].ToString();
model.Phone = ds.Tables[0].Rows[0]["Phone"].ToString();
model.Mail = ds.Tables[0].Rows[0]["Mail"].ToString();
if (ds.Tables[0].Rows[0]["UserStateId"].ToString() != "")
{
//帮你再查询一次数据库 给对象的属性 也赋值上就一个最简单 关系 和对象 的映射上了。
int UserStateId = int.Parse(ds.Tables[0].Rows[0]["UserStateId"].ToString());
model.UserState = userStateServices.GetModel(UserStateId);
}
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 根据用户的邮箱找一个人
/// </summary>
/// <param name="mail"></param>
/// <returns></returns>
public Model.User GetUserByMail(string mail)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 Id,LoginId,LoginPwd,Name,Address,Phone,Mail,UserStateId from Users ");
strSql.Append(" where Mail=@Mail ");
SqlParameter[] parameters =
{
new SqlParameter("@Mail", SqlDbType.NVarChar, 50)
};
parameters[0].Value = mail;
BookShop.Model.User model = new BookShop.Model.User();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
if (ds.Tables[0].Rows[0]["Id"].ToString() != "")
{
model.Id = int.Parse(ds.Tables[0].Rows[0]["Id"].ToString());
}
model.LoginId = ds.Tables[0].Rows[0]["LoginId"].ToString();
model.LoginPwd = ds.Tables[0].Rows[0]["LoginPwd"].ToString();
model.Name = ds.Tables[0].Rows[0]["Name"].ToString();
model.Address = ds.Tables[0].Rows[0]["Address"].ToString();
model.Phone = ds.Tables[0].Rows[0]["Phone"].ToString();
model.Mail = ds.Tables[0].Rows[0]["Mail"].ToString();
if (ds.Tables[0].Rows[0]["UserStateId"].ToString() != "")
{
int UserStateId = int.Parse(ds.Tables[0].Rows[0]["UserStateId"].ToString());
model.UserState = userStateServices.GetModel(UserStateId);
}
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(BookShop.Model.User model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Users(");
strSql.Append("LoginId,LoginPwd,Name,Address,Phone,Mail,UserStateId)");
strSql.Append(" values (");
strSql.Append("@LoginId,@LoginPwd,@Name,@Address,@Phone,@Mail,@UserStateId)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@LoginId", SqlDbType.NVarChar, 50),
new SqlParameter("@LoginPwd", SqlDbType.NVarChar, 50),
new SqlParameter("@Name", SqlDbType.NVarChar, 50),
new SqlParameter("@Address", SqlDbType.NVarChar, 200),
new SqlParameter("@Phone", SqlDbType.NVarChar, 100),
new SqlParameter("@Mail", SqlDbType.NVarChar, 100),
new SqlParameter("@UserStateId", SqlDbType.Int, 4)
};
parameters[0].Value = model.LoginId;
parameters[1].Value = model.LoginPwd;
parameters[2].Value = model.Name;
parameters[3].Value = model.Address;
parameters[4].Value = model.Phone;
parameters[5].Value = model.Mail;
parameters[6].Value = model.UserState.Id;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(1);
}
else
{
return(Convert.ToInt32(obj));
}
}
private void btnRegister_Click(object sender, EventArgs e)
{
string userName = textUserName.Text.Trim();
string password = textPassword.Text;
if (password.Length > 8)
{
MessageBox.Show("密码格式错误！密码长度最长不超过8。请重新输入！");
}
else
{
BookShop.Model.User user = new BookShop.Model.User();
BookShop.BLL.UserManager mgr = new BookShop.BLL.UserManager();
user = mgr.Register(userName, password);
if (user == null)
{
MessageBox.Show("注册失败");
}
else
{
MessageBox.Show("注册成功！欢迎" + user.UserName + "！请记住您的ID：" + user.ID);
}
}
}