private void Update_Click(object sender, RoutedEventArgs e)
{
if (!String.IsNullOrEmpty(CatagoryIdTxt.Text) && !String.IsNullOrEmpty(CatagoryNameTxt.Text))
{
SqlConnection sqlConFill = new SqlConnection(conn);
SqlCommand cmdFill = new SqlCommand();
cmdFill.CommandText = "UPDATE catagory_list SET Cat_Id=@CatagoryId,Cat_Name=@CatagoryName WHERE Cat_Id=@CatagoryId";
cmdFill.Parameters.AddWithValue("@CatagoryId", CatagoryIdTxt.Text);
cmdFill.Parameters.AddWithValue("@CatagoryName", CatagoryNameTxt.Text);
cmdFill.Connection = sqlConFill;
sqlConFill.Open();
cmdFill.ExecuteNonQuery();
sqlConFill.Close();
Catagory win2 = new Catagory();
win2.Show();
this.Close();
}
else
{
MessageBox.Show("Catagory Id or Name Cann't be Empty");
}
}
private void Create_Click(object sender, RoutedEventArgs e)
{
if (!String.IsNullOrEmpty(CatagoryNameTxt.Text))
{
int sr = 0;
SqlConnection sqlConFill = new SqlConnection(conn);
SqlCommand cmdFill = new SqlCommand();
cmdFill.CommandText = "SELECT MAX(Cat_Id) FROM catagory_list";
cmdFill.Connection = sqlConFill;
sqlConFill.Open();
SqlDataReader rd1 = cmdFill.ExecuteReader();
if (rd1.HasRows)
{
rd1.Read();
var outputParam = rd1[0];
if (!(outputParam is DBNull))
{
sr = Convert.ToInt32(rd1[0]);
}
else
{
sr = 0;
}
rd1.Close();
}
sqlConFill.Close();
sr = sr + 1;
cmdFill.CommandText = "SELECT Cat_Id FROM catagory_list WHERE Cat_Name=@Name";
cmdFill.Parameters.AddWithValue("@Name", CatagoryNameTxt.Text);
cmdFill.Connection = sqlConFill;
sqlConFill.Open();
SqlDataReader rd = cmdFill.ExecuteReader();
String cat = "";
if (rd.HasRows)
{
rd.Read();
cat = cat + rd[0].ToString();
rd.Close();
sqlConFill.Close();
MessageBox.Show("Food Catagory Already Exist at Id " + cat);
}
else
{
sqlConFill.Close();
sqlConFill = new SqlConnection(conn);
cmdFill = new SqlCommand();
cmdFill.CommandText = "INSERT INTO catagory_list(Cat_Id,Cat_Name) VALUES (@CatagoryId,@CatagoryName)";
cmdFill.Parameters.AddWithValue("@CatagoryId", sr.ToString());
cmdFill.Parameters.AddWithValue("@CatagoryName", CatagoryNameTxt.Text);
cmdFill.Connection = sqlConFill;
sqlConFill.Open();
cmdFill.ExecuteNonQuery();
sqlConFill.Close();
Catagory win2 = new Catagory();
win2.Show();
this.Close();
}
}
else
{
MessageBox.Show("Catagory Name Cann't be Empty");
}
}
private void Delete_Click(object sender, RoutedEventArgs e)
{
if (!String.IsNullOrEmpty(CatagoryIdTxt.Text) && !String.IsNullOrEmpty(CatagoryNameTxt.Text))
{
SqlConnection sqlConFill = new SqlConnection(conn);
SqlCommand cmdFill = new SqlCommand();
cmdFill.CommandText = "DELETE FROM catagory_list WHERE Cat_Id=@CatagoryId";
cmdFill.Parameters.AddWithValue("@CatagoryId", CatagoryIdTxt.Text);
cmdFill.Connection = sqlConFill;
sqlConFill.Open();
cmdFill.ExecuteNonQuery();
sqlConFill.Close();
SqlConnection sqlConFilld = new SqlConnection(conn);
SqlCommand cmdFilld = new SqlCommand();
cmdFilld.CommandText = "DELETE FROM Foods WHERE Catagory_Id=@dCatagoryIde";
cmdFilld.Parameters.AddWithValue("@dCatagoryIde", CatagoryIdTxt.Text);
cmdFilld.Connection = sqlConFilld;
sqlConFilld.Open();
cmdFilld.ExecuteNonQuery();
sqlConFilld.Close();
cmdFill.CommandText = "UPDATE catagory_list SET Cat_Id=Cat_Id-1 WHERE Cat_Id>@CatagoryId2";
cmdFill.Parameters.AddWithValue("@CatagoryId2", CatagoryIdTxt.Text);
cmdFill.Connection = sqlConFill;
sqlConFill.Open();
cmdFill.ExecuteNonQuery();
sqlConFill.Close();
SqlConnection sqlConFilluf = new SqlConnection(conn);
SqlCommand cmdFilluf = new SqlCommand();
cmdFilluf.CommandText = "UPDATE Foods SET Catagory_Id=Catagory_Id-1 WHERE Catagory_Id>@CatagoryIduf";
cmdFilluf.Parameters.AddWithValue("@CatagoryIduf", CatagoryIdTxt.Text);
cmdFilluf.Connection = sqlConFilluf;
sqlConFilluf.Open();
cmdFilluf.ExecuteNonQuery();
sqlConFilluf.Close();
Catagory win2 = new Catagory();
win2.Show();
this.Close();
}
else
{
MessageBox.Show("Catagory Id or Name Cann't be Empty");
}
}
private void Catagory_Click(object sender, RoutedEventArgs e)
{
Catagory win2 = new Catagory();
win2.Show();
this.Close();
}
