///<summary>Updates database based on the values in ListSupplyAll.</summary>
private void saveChangesToDBHelper()
{
//Get all supplies from DB to check for changes.-----------------------------------------------------------------
List <Supply> ListSupplyAllDB = Supplies.GetAll();
//Itterate through current supply list in memory-----------------------------------------------------------------
for (int i = 0; i < ListSupplyAll.Count; i++)
{
//find DB version of supply to pass to UpdateOrInsertIfNeeded
Supply supplyOriginal = null;
for (int j = 0; j < ListSupplyAllDB.Count; j++)
{
if (ListSupplyAll[i].SupplyNum != ListSupplyAllDB[j].SupplyNum)
{
continue; //not the correct supply
}
supplyOriginal = ListSupplyAllDB[j];
break; //found match
}
Supplies.UpdateOrInsertIfNeeded(supplyOriginal, ListSupplyAll[i]); //accepts null for original.
}
//Update inmemory list to reflect changes.
ListSupplyAll = Supplies.GetAll();
}
