private void button1_Click(object sender, EventArgs e)
{
if (comboBox1.SelectedIndex == 0)
{
bool isSuccess = login("admin");
Console.WriteLine(isSuccess);
if (isSuccess == true)
{
FormAdmin admin = new FormAdmin();
this.Hide();
admin.whoLogin(txtUsername.Text);
admin.Show();
}
else
{
MessageBox.Show("Faild! Username or Password wrong", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else if (comboBox1.SelectedIndex == 1)
{
bool isSuccess = login("doctor");
if (isSuccess == true)
{
FormDoctor doctor = new FormDoctor();
this.Hide();
doctor.whoLogin(txtUsername.Text);
doctor.Show();
}
else
{
MessageBox.Show("Faild! Username or Password wrong", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else if (comboBox1.SelectedIndex == 2)
{
bool isSuccess = login("pharmasist");
if (isSuccess == true)
{
FormPharmasist pharmasist = new FormPharmasist();
this.Hide();
pharmasist.whoLogin(txtUsername.Text);
pharmasist.Show();
}
else
{
MessageBox.Show("Faild! Username or Password wrong", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else if (comboBox1.SelectedIndex == 3)
{
bool isSuccess = login("students");
if (isSuccess == true)
{
FormStudent student = new FormStudent();
student.parsingValue(txtUsername.Text);
this.Hide();
student.Show();
}
else
{
MessageBox.Show("Faild! Username or Password wrong", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
private void button1_Click(object sender, EventArgs e)
{
string query = "";
if (comboBox1.SelectedIndex == 0)
{
FormAdmin admin = new FormAdmin();
MySqlConnection conn = new MySqlConnection(constring);
DataTable dt1 = new DataTable();
try
{
string sql = "SELECT * FROM admin WHERE first_name='" + textBox1.Text + "' AND password='******' LIMIT 1 ";
MySqlCommand cmd = new MySqlCommand(sql, conn);
MySqlDataAdapter adapter = new MySqlDataAdapter(cmd);
conn.Open();
adapter.Fill(dt1);
if (dt1.Rows.Count == 1)
{
admin.Show();
this.Hide();
}
else
{
label5.Text = "Invalid Username/Password";
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
conn.Close();
}
}
else if (comboBox1.SelectedIndex == 1)
{
FormDoctor doctor = new FormDoctor();
MySqlConnection conn = new MySqlConnection(constring);
DataTable dt1 = new DataTable();
try
{
string sql = "SELECT * FROM doctor WHERE first_name='" + textBox1.Text + "' AND password='******' LIMIT 1 ";
MySqlCommand cmd = new MySqlCommand(sql, conn);
MySqlDataAdapter adapter = new MySqlDataAdapter(cmd);
conn.Open();
adapter.Fill(dt1);
if (dt1.Rows.Count == 1)
{
doctor.Show();
this.Hide();
}
else
{
label5.Text = "Invalid Username/Password";
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
conn.Close();
}
}
else if (comboBox1.SelectedIndex == 2)
{
FormPharmasist pharmasist = new FormPharmasist();
MySqlConnection conn = new MySqlConnection(constring);
DataTable dt1 = new DataTable();
try
{
string sql = "SELECT * FROM pharmasist WHERE first_name='" + textBox1.Text + "' AND password='******' LIMIT 1 ";
MySqlCommand cmd = new MySqlCommand(sql, conn);
MySqlDataAdapter adapter = new MySqlDataAdapter(cmd);
conn.Open();
adapter.Fill(dt1);
if (dt1.Rows.Count == 1)
{
pharmasist.Show();
this.Hide();
}
else
{
label5.Text = "Invalid Username/Password";
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
conn.Close();
}
}
//student select
else if (comboBox1.SelectedIndex == 3)
{
MySqlConnection con = new MySqlConnection(constring);
string selectSql = "SELECT * FROM students WHERE first_name='" + textBox1.Text + "' AND password='******' LIMIT 1 ";
MySqlCommand com = new MySqlCommand(selectSql, con);
try
{
con.Open();
using (MySqlDataReader read = com.ExecuteReader())
{
while (read.Read())
{
label5.Text = (read["id"].ToString());
}
}
}
finally
{
con.Close();
}
query = "SELECT * FROM students WHERE first_name='" + textBox1.Text + "' AND password='******' LIMIT 1 ";
MySqlConnection conn = new MySqlConnection(constring);
DataTable dt1 = new DataTable();
try
{
string sql = "SELECT * FROM students WHERE first_name='" + textBox1.Text + "' AND password='******' LIMIT 1 ";
MySqlCommand cmd = new MySqlCommand(sql, conn);
MySqlDataAdapter adapter = new MySqlDataAdapter(cmd);
conn.Open();
adapter.Fill(dt1);
if (dt1.Rows.Count == 1)
{
FormStudent student = new FormStudent(label5.Text);
student.Show();
this.Hide();
}
else
{
label5.Text = "Invalid Username/Password";
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
conn.Close();
}
}
}
