private void create_compound_btn_Click(object sender, EventArgs e)
{
string ionicCompound, ionicName;
string errorMessage = "";
int cationNum, anionNum;
// Colors
Color yellow = Color.FromArgb(211, 255, 64);
Color red = Color.FromArgb(255, 54, 54);
/** Cation properties **/
Ion cation = new Ion();
cation.ionAbbr = cation_input.Text;
convertChargeToInt(cationChg_txt.Text, out cation.ionCharge, 1, ref errorMessage);
/** Anion properties **/
Ion anion = new Ion();
anion.ionAbbr = anion_input.Text;
convertChargeToInt(anionChg_txt.Text, out anion.ionCharge, -1, ref errorMessage);
// These connect to the database and determines whether the ion entered exists or not.
// This also saves the name of the ion to the object property ionName.
conn.queryIonDB(ref cation, "cation", ref errorMessage);
conn.queryIonDB(ref anion, "anion", ref errorMessage);
// Function determines how many anions and cations are needed to form the ionic compound.
findIonNums(cation.ionCharge, anion.ionCharge, out cationNum, out anionNum);
ionicCompound = formatIonAbbr(cation.ionAbbr) + displayIonNumber(cationNum) + formatIonAbbr(anion.ionAbbr) + displayIonNumber(anionNum);
ionicName = cation.ionName + " " + anion.ionName;
// Validation successful, and ionic compound was formed.
if (errorMessage == "")
{
ionicCompound_label.Text = ionicCompound;
ionicCompound_label.ForeColor = yellow;
ionicName_label.Text = ionicName;
// Validation unsuccessful, and ran into an error.
}
else
{
ionicCompound_label.Text = "Error";
ionicCompound_label.ForeColor = red;
ionicName_label.Text = errorMessage;
ionicName_label.Font = new Font("Bahnschrift", 14);
}
}
//
// This submits ion data to the ion table.
//
public bool SubmitIonDB(Ion i)
{
bool result = false;
FormattableString sql = $"INSERT INTO ions (`abbreviation`, `name`, `charge`, `type`) VALUES ('{i.abbr}', '{i.name}', '{i.charge}', '{i.ionType}');";
try
{
MySqlCommand cmd = new MySqlCommand(sql.ToString(), conn);
int rowsAffected = cmd.ExecuteNonQuery();
result = (rowsAffected > 0) ? true : false;
}
catch (Exception ex)
{
// Better handle exception
// Console.WriteLine("{0}", ex);
}
return(result);
}
private void btnSubmit_Click(object sender, EventArgs e)
{
Ion i = new Ion();
i.ionAbbr = txtbxIonAbbr.Text;
i.ionName = txtbxIonName.Text;
i.ionCharge = Convert.ToInt32(txtbxIonCharge.Text);
i.ionType = txtbxIonType.Text;
if (conn.SubmitIonDB(i))
{
lblResult.Text = "Success";
txtbxIonAbbr.Text = "";
txtbxIonCharge.Text = "";
txtbxIonName.Text = "";
txtbxIonType.Text = "";
}
else
{
lblResult.Text = "Error";
}
//sending everything to the database with the SubmitDB that jorge created
}
//
// This queries the database for a specific ion by abbreviation, charge, and type. It's used to validate the existence of the ion.
//
public void queryIonDB(ref Ion userIon, string ionType, ref string errorMessage)
{
bool result = false;
string query = $"SELECT * FROM ions " +
$"WHERE abbreviation = '{userIon.abbr}'" +
$"AND charge = '{userIon.charge}'" +
$"AND type = '{ionType}'";
try
{
MySqlCommand cmd = new MySqlCommand(query, conn);
MySqlDataReader reader = cmd.ExecuteReader();
if (reader.HasRows)
{
while (reader.Read())
{
userIon.name = reader["name"].ToString();
}
result = true;
}
if (result == false)
{
errorMessage = "Ion not found. The " + ionType + " you entered either doesn't exist, is in the wrong category, or perhaps you misspelled it.";
}
reader.Close();
}
catch (Exception ex)
{
errorMessage = "Encountered an issue with the database. Try again." + ex;
}
}
