protected void btnUpdateClient(object sender, EventArgs e)
{
try
{
Person p = new Person();
p.Code = Convert.ToInt32(txtCode.Text);
p.Name = Convert.ToString(txtName.Text);
p.Address = Convert.ToString(txtAddress.Text);
p.Email = Convert.ToString(txtEmail.Text);
PersonDAL d = new PersonDAL();
d.Update(p);
lblMessage.Text = "Update was done with success!";
txtCode.Text = string.Empty;
txtName.Text = string.Empty;
txtAddress.Text = string.Empty;
txtEmail.Text = string.Empty;
}
catch (Exception ex)
{
lblMessage.Text = ex.Message;
}
}
public void btnRegister_Click(object sender, EventArgs e)
{
try
{
Person p = new Person();
p.Name = txtName.Text;
p.Address = txtAddress.Text;
p.Email = txtEmail.Text;
PersonDAL d = new PersonDAL();
d.Insert(p); // record person
lblMessage.Text = p.Name + "'s was registered with Success!!!";
txtName.Text = string.Empty;
txtAddress.Text = string.Empty;
txtEmail.Text = string.Empty;
}
catch (Exception ex)
{
lblMessage.Text = ex.Message;
}
}
public Person GetPersonCode(int code)
{
try
{
OpenConnection();
Cmd = new SqlCommand("select * from Person "
+ "where Code=@v1", Con);
Cmd.Parameters.AddWithValue("@v1", code);
Dr = Cmd.ExecuteReader();
Person p = null;
if (Dr.Read())
{
p = new Person();
p.Code = Convert.ToInt32(Dr["Code"]);
p.Name = Convert.ToString(Dr["Name"]);
p.Address = Convert.ToString(Dr["Address"]);
p.Email = Convert.ToString(Dr["Email"]);
}
return p;
}
catch (Exception ex)
{
throw new Exception("Error when delete the person!" + ex.Message);
}
finally
{
CloseConnection();
}
}
public bool ChangPW(string pid, string newPw)
{
Model.Person thePerson = Retrieve(pid);
if (thePerson != null)
{
thePerson.Password = newPw;
return(true);
}
return(false);
}
/// <summary>
/// 增加
/// </summary>
/// <param name="person"></param>
/// <returns></returns>
public bool Add(Model.Person person)
{
for (int i = 0; i < persons.Count; i++)
{
if (person.ID == persons[i].ID)
{
return(false);
}
}
persons.Add(person);
return(true);
}
public void Insert(Person p)
{
try
{
// Open Connection
OpenConnection();
Cmd = new SqlCommand("insert into Person(Name,Address,Email) values (@v1, @v2, @v3)", Con);
Cmd.Parameters.AddWithValue("@v1", p.Name);
Cmd.Parameters.AddWithValue("@v2", p.Address);
Cmd.Parameters.AddWithValue("@v3", p.Email);
Cmd.ExecuteNonQuery();
}
catch (Exception ex)
{
throw new Exception("Error when insert the person!" + ex.Message);
}
}
public void Update(Person p)
{
try
{
OpenConnection();
Cmd = new SqlCommand("Update Person set Name=@v1, Address=@v2, Email=@v3 "
+ "where Code=@v4", Con);
Cmd.Parameters.AddWithValue("@v1", p.Name);
Cmd.Parameters.AddWithValue("@v2", p.Address);
Cmd.Parameters.AddWithValue("@v3", p.Email);
Cmd.Parameters.AddWithValue("@v4", p.Code);
Cmd.ExecuteNonQuery();
}
catch (Exception ex)
{
throw new Exception("Error when update the person!" + ex.Message);
}
}
protected void btnDeleteClient(object sender, EventArgs e)
{
try
{
int Code = Convert.ToInt32(txtCode.Text);
Person p = new Person();
PersonDAL d = new PersonDAL();
d.Delete(Code);
lblMessage.Text = "Deleted Client!";
txtCode.Text = string.Empty;
txtName.Text = string.Empty;
txtAddress.Text = string.Empty;
txtEmail.Text = string.Empty;
}
catch (Exception ex)
{
lblMessage.Text = ex.Message;
}
}
public List<Person> List()
{
try
{
OpenConnection();
Cmd = new SqlCommand("Select * from Person", Con);
Dr = Cmd.ExecuteReader();
List<Person> list = new List<Person>(); // list null
while(Dr.Read())
{
Person p = new Person();
p.Code = Convert.ToInt32(Dr["Code"]);
p.Name = Convert.ToString(Dr["Name"]);
p.Address = Convert.ToString(Dr["Address"]);
p.Email = Convert.ToString(Dr["Email"]);
list.Add(p);
}
return list;
}
catch (Exception ex)
{
throw new Exception("Error when list person!" + ex.Message);
}
}
