private void SearchEl_Click(object sender, EventArgs e)
{
if (data.ElementExist(input.Text))
{
output.Text = data.FindElement(input.Text).ToString();
}
}
public string Draw(string compound)
{
if (!CountUppervLower(compound))
{
compound = SearchByName();
}
List <Element> elements = new List <Element>();
List <string> elToFind = new List <string>();
string curr = compound.Substring(0, 1);
for (int i = 1; i < compound.Length; i++)
{
if (int.TryParse(compound.Substring(i, 1), out int res))
{
for (int j = 0; j < res; j++)
{
elToFind.Add(curr);
}
curr = "";
}
else if (compound.Substring(i, 1) == compound.Substring(i, 1).ToUpper()) //new element
{
if (curr != "")
{
elToFind.Add(curr);
}
curr = compound.Substring(i, 1);
}
else
{
curr += compound.Substring(i, 1);
}
}
if (curr != "")
{
elToFind.Add(curr);
}
for (int i = 0; i < elToFind.Count; i++)
{
Element el = data.FindElement(elToFind[i]);
if (el == null)
{
return("This is not a valid compound");
}
elements.Add(el);
}
//create adj matrix
List <int> valenceEl = new List <int>();
for (int i = 0; i < elements.Count; i++)
{
valenceEl.Add(data.FindProbableAmtValenceEl(elements[i]) - elements[i].AtomicNumber);
}
//search for connection
string toReturn = "";
List <string> result = Solve(elements, valenceEl);
if (result == null)
{
return("Error, cannot solve");
}
for (int i = 0; i < result.Count; i++)
{
toReturn += result[i];
}
return(toReturn);
}