public List <BalanceMessages> DetermineBalanceMessages(string fieldName)
{
List <BalanceMessages> messages = new List <BalanceMessages>();
bool legume = false;
string message = string.Empty;
BalanceMessages bm = new BalanceMessages();
//get soil test values
ConversionFactor _cf = _sd.GetConversionFactor();
//get the chemical balances
ChemicalBalances cb = GetChemicalBalances(fieldName);
//determine if a legume is included in the crops
List <FieldCrop> fieldCrops = _ud.GetFieldCrops(fieldName);
if (fieldCrops.Count > 0)
{
foreach (var _crop in fieldCrops)
{
Crop crop = _sd.GetCrop(Convert.ToInt16(_crop.cropId));
if (crop.n_recommcd == 1) // no nitrogen need to be added
{
legume = true;
}
}
if (legume)
{
// get sum of agronomic N for manure, fertilizer and other for field
// sum the above number with the crop removal N
// use the resulting number to determine message
long LegumeAgronomicN = GetLegumeAgronomicN(fieldName);
int LegumeRemovalN = GetLegumeRemovalN(fieldName);
bm = _sd.GetMessageByChemicalBalance("AgrN", LegumeAgronomicN + LegumeRemovalN, legume);
if (bm != null)
{
messages.Add(bm);
}
}
else
{
bm = _sd.GetMessageByChemicalBalance("AgrN", chemicalBalances.balance_AgrN, legume);
if (bm != null)
{
messages.Add(bm);
}
}
bm = _sd.GetMessageByChemicalBalance("AgrP2O5", chemicalBalances.balance_AgrP2O5, legume);
if (bm != null)
{
messages.Add(bm);
}
bm = _sd.GetMessageByChemicalBalance("AgrK2O", chemicalBalances.balance_AgrK2O, legume);
if (bm != null)
{
messages.Add(bm);
}
bm = _sd.GetMessageByChemicalBalance("CropN", chemicalBalances.balance_CropN, legume);
if (bm != null)
{
messages.Add(bm);
}
bm = _sd.GetMessageByChemicalBalance("CropP2O5", chemicalBalances.balance_CropP2O5, legume);
if (bm != null)
{
messages.Add(bm);
}
bm = _sd.GetMessageByChemicalBalance("CropK2O", chemicalBalances.balance_CropK2O, legume);
if (!string.IsNullOrEmpty(bm.Chemical))
{
messages.Add(bm);
}
bm = _sd.GetMessageByChemicalBalance("AgrP2O5CropP2O5", chemicalBalances.balance_AgrP2O5, chemicalBalances.balance_CropP2O5, "CropP2O5");
if (bm != null)
{
messages.Add(bm);
}
}
return(messages);
}