private void btnCreate_Click(object sender, EventArgs e)
{
string username = txtusersname.Text;
string password = txtpass.Text;
string name = txtname.Text;
DateTime DOB = dtpDOB.Value;
string position = cbbPosition.Text;
string gender = cbbGender.Text;
if (username != "" && password != "" && name != "" && DOB != null && position != "" && gender != "")
{
//check duppicated
SqlConnection cnn = new SqlConnection(cnn_str);
SqlCommand cmd1 = new SqlCommand();
cmd1.Connection = cnn;
cmd1.CommandText = "Check_Staff";
cmd1.CommandType = CommandType.StoredProcedure;
SqlParameter pa = new SqlParameter("@username", username);
cmd1.Parameters.Add(pa);
da = new SqlDataAdapter();
da.SelectCommand = cmd1;
da.Fill(ds, "tblStaff");
//save to Database
if (ds.Tables["tblStaff"].Rows.Count <= 0)
{
SqlCommand cmd = new SqlCommand();
cmd.Connection = cnn;
cmd.CommandText = "Sign_up";
cmd.CommandType = CommandType.StoredProcedure;
SqlParameter pa1 = new SqlParameter("@username", username);
SqlParameter pa2 = new SqlParameter("@password", password);
SqlParameter pa3 = new SqlParameter("@name", name);
SqlParameter pa4 = new SqlParameter("@DOB", DOB);
SqlParameter pa5 = new SqlParameter("@position", position);
SqlParameter pa6 = new SqlParameter("@gender", gender);
cmd.Parameters.Add(pa1);
cmd.Parameters.Add(pa2);
cmd.Parameters.Add(pa3);
cmd.Parameters.Add(pa4);
cmd.Parameters.Add(pa5);
cmd.Parameters.Add(pa6);
da.SelectCommand = cmd;
SqlCommandBuilder sql = new SqlCommandBuilder();
da.Update(ds, "tblStaff");
da.Fill(ds, "tblStaff");
MessageBox.Show("Tạo tài khoản thành công");
this.Hide();
Staff_Management staff_Management = new Staff_Management();
staff_Management.ShowDialog();
}
else
{
MessageBox.Show("Username này đã tồn tại!");
}
}
else
{
MessageBox.Show("Bạn chưa nhập đủ thông tin");
}
}
private void btnExit_Click(object sender, EventArgs e)
{
this.Hide();
Staff_Management staff_Management = new Staff_Management();
staff_Management.ShowDialog();
}
private void btnDelete_Click(object sender, EventArgs e)
{
string username = txtUsername.Text;
string name = txtName.Text;
DateTime DOB = dtpDOB.Value;
string position = cbbPosition.Text;
string gender = cbbGender.Text;
if (username != "")
{
SqlConnection cnn = new SqlConnection(cnn_str);
SqlCommand cmd1 = new SqlCommand();
cmd1.Connection = cnn;
cmd1.CommandText = "Check_Staff";
cmd1.CommandType = CommandType.StoredProcedure;
SqlParameter pa = new SqlParameter("@username", username);
cmd1.Parameters.Add(pa);
da = new SqlDataAdapter();
da.SelectCommand = cmd1;
da.Fill(ds, "tblStaff_Update");
if (ds.Tables["tblStaff_Update"].Rows.Count > 0)
{
string sql = "DELETE FROM Staff WHERE Username = @username";
SqlCommand cmd = new SqlCommand();
cmd.Connection = cnn;
cmd.CommandText = sql;
cmd.CommandType = CommandType.Text;
SqlParameter pa1 = new SqlParameter("@username", username);
cmd.Parameters.Add(pa1);
da.SelectCommand = cmd;
SqlCommandBuilder sqls = new SqlCommandBuilder();
da.Update(ds, "tblStaff_Update");
da.Fill(ds, "tblStaff_Update");
MessageBox.Show("Xóa thành công");
this.Hide();
Staff_Management staff_Management = new Staff_Management();
staff_Management.ShowDialog();
}
else
{
MessageBox.Show("Username này không tồn tại");
}
}
else
{
MessageBox.Show("Chưa nhập Username");
}
}
private void btnChange_Click(object sender, EventArgs e)
{
string userName = txtUsername.Text;
string passWord = txtPass.Text;
string newPass = txtNewPass.Text;
if (userName != "" && passWord != "" && newPass != "" && passWord != newPass)
{
SqlConnection cnn = new SqlConnection(cnn_str);
SqlCommand cmd = new SqlCommand();
cmd.Connection = cnn;
cmd.CommandType = CommandType.StoredProcedure;
cmd.CommandText = "Logins";
SqlParameter pa = new SqlParameter("@username", userName);
SqlParameter pa2 = new SqlParameter("@password", passWord);
cmd.Parameters.Add(pa);
cmd.Parameters.Add(pa2);
da = new SqlDataAdapter(cmd);
da.Fill(ds, "tblUsername");
if (ds.Tables["tblUsername"].Rows.Count > 0)
{
string sql = "UPDATE Staff SET Passwords = @newpass WHERE Username = @username";
SqlCommand cmd1 = new SqlCommand();
cmd1.Connection = cnn;
cmd1.CommandText = sql;
cmd1.CommandType = CommandType.Text;
SqlParameter pa1 = new SqlParameter("@newpass", newPass);
SqlParameter pa3 = new SqlParameter("@username", userName);
cmd1.Parameters.Add(pa1);
cmd1.Parameters.Add(pa3);
da.SelectCommand = cmd1;
SqlCommandBuilder sqls = new SqlCommandBuilder();
da.Update(ds, "tblUsername");
da.Fill(ds, "tblUsername");
MessageBox.Show("Thay đổi thành công");
this.Hide();
Staff_Management staff_Management = new Staff_Management();
staff_Management.ShowDialog();
}
else
{
MessageBox.Show("Tài khoản và mật khẩu này không tồn tại");
}
}
}
