protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
if (Request.QueryString["id"] != null)
{
FoodTableBind();
Food f = SQLProcedures.GetFoodForID(int.Parse(Request.QueryString["id"]));
txtNazivNamirnice.Text = f.Name;
foodName = f.Name;
rblOdaberiTipNamirnice.SelectedValue = SQLProcedures.GetTypeForFood(int.Parse(Request.QueryString["id"]));
unitsWithKcal = SQLProcedures.GetMeasuringUnitsForFoodID(int.Parse(Request.QueryString["id"]));
oldUnits = new Dictionary <string, int>(unitsWithKcal);
unitsWithKcalList = new List <string>();
foreach (var unit in unitsWithKcal)
{
unitsWithKcalList.Add($"{unit.Key}({unit.Value})");
ListItem matchedItem = lbDostupneJedinice.Items.FindByText(unit.Key);
lbDostupneJedinice.Items.Remove(matchedItem);
}
lbDodaneJedinice.DataSource = unitsWithKcalList;
lbDodaneJedinice.DataBind();
}
else
{
FoodTableBind();
}
}
}
protected List <string> GetMeasuringUnitsWithKcal(int id)
{
unitsWithKcal = SQLProcedures.GetMeasuringUnitsForFoodID(id);
unitsWithKcalList = new List <string>();
foreach (var unit in unitsWithKcal)
{
unitsWithKcalList.Add($"{unit.Key}({unit.Value})");
}
return(unitsWithKcalList);
}
//calculations for units and kcals
private string CalculateUnitAmount(int foodID, double foodTypePortion)
{
List <string> formattedUnitList = new List <string>();
Dictionary <string, int> unitsWithKcal = SQLProcedures.GetMeasuringUnitsForFoodID(foodID);
foreach (KeyValuePair <string, int> unit in unitsWithKcal)
{
double factor = Math.Round(foodTypePortion / unit.Value, 2);
string formattedUnit;
if (unit.Key == "100 grama")
{
formattedUnit = factor.ToString() + "x 100g";
}
else
{
formattedUnit = factor.ToString() + unit.Key.ToLower();
}
formattedUnitList.Add(formattedUnit);
}
return(string.Join(" / ", formattedUnitList));
}