public static string WorkoutDeltaStringForUpdate(FinanceAccountExtLoanViewModel oldAcnt,
FinanceAccountExtLoanViewModel newAcnt)
{
var diffs = WorkoutDeltaForUpdate(oldAcnt, newAcnt);
List <String> listHeaderSqls = new List <string>();
foreach (var diff in diffs)
{
var dbfield = newAcnt.GetDBFieldName(diff.Key);
if (diff.Value is DateTime)
{
listHeaderSqls.Add("[" + dbfield + "] = '" + ((DateTime)diff.Value).ToString("yyyy-MM-dd") + "'");
}
else if (diff.Value is Boolean)
{
listHeaderSqls.Add("[" + dbfield + "] = " + (((Boolean)diff.Value) ? "1" : "NULL"));
}
else if (diff.Value is String)
{
if (String.IsNullOrEmpty((string)diff.Value))
{
listHeaderSqls.Add("[" + dbfield + "] = NULL");
}
else
{
listHeaderSqls.Add("[" + dbfield + "] = N'" + diff.Value + "'");
}
}
else if (diff.Value is Decimal)
{
if (Decimal.Compare((Decimal)diff.Value, 0) == 0)
{
listHeaderSqls.Add("[" + dbfield + "] = NULL");
}
else
{
listHeaderSqls.Add("[" + dbfield + "] = " + diff.Value.ToString());
}
}
else if (diff.Value is Boolean)
{
if ((bool)diff.Value)
{
listHeaderSqls.Add("[" + dbfield + "] = 1");
}
else
{
listHeaderSqls.Add("[" + dbfield + "] = 0");
}
}
else
{
if (diff.Value == null)
{
listHeaderSqls.Add("[" + dbfield + "] = NULL");
}
else
{
listHeaderSqls.Add("[" + dbfield + "] = " + diff.Value.ToString());
}
}
}
return(listHeaderSqls.Count == 0 ?
String.Empty :
(@"UPDATE [dbo].[t_fin_account_ext_loan] SET " + string.Join(",", listHeaderSqls)
+ " WHERE [ACCOUNTID] = " + oldAcnt.AccountID.ToString()));
}
public static Dictionary <String, Object> WorkoutDeltaForUpdate(FinanceAccountExtLoanViewModel oldAcnt,
FinanceAccountExtLoanViewModel newAcnt)
{
Dictionary <String, Object> dictDelta = new Dictionary <string, object>();
if (oldAcnt == null || newAcnt == null || Object.ReferenceEquals(oldAcnt, newAcnt) ||
oldAcnt.AccountID != newAcnt.AccountID)
{
throw new ArgumentException("Invalid inputted parameter Or AccountID change is not allowed");
}
if (!oldAcnt.IsValid() || !newAcnt.IsValid())
{
throw new Exception("Account info is invalid");
}
Type t = typeof(FinanceAccountExtLoanViewModel);
PropertyInfo[] listProperties = t.GetProperties();
var listSortedProperties = listProperties.OrderBy(o => o.Name);
foreach (PropertyInfo item in listSortedProperties)
{
if (item.Name == "LoanTmpDocs")
{
continue;
}
object oldValue = item.GetValue(oldAcnt, null);
object newValue = item.GetValue(newAcnt, null);
if (item.PropertyType == typeof(Nullable <Decimal>))
{
if (Nullable.Compare <Decimal>(oldValue as Nullable <Decimal>, newValue as Nullable <Decimal>) != 0)
{
if (newValue != null)
{
dictDelta.Add(item.Name, (newValue as Nullable <Decimal>).Value);
}
else
{
dictDelta.Add(item.Name, null);
}
}
}
else if (item.PropertyType == typeof(Nullable <DateTime>))
{
if (Nullable.Compare <DateTime>(oldValue as Nullable <DateTime>, newValue as Nullable <DateTime>) != 0)
{
if (newValue != null)
{
dictDelta.Add(item.Name, (newValue as Nullable <DateTime>).Value);
}
else
{
dictDelta.Add(item.Name, null);
}
}
}
else if (item.PropertyType == typeof(Nullable <Boolean>))
{
if (Nullable.Compare <Boolean>(oldValue as Nullable <Boolean>, newValue as Nullable <Boolean>) != 0)
{
if (newValue != null)
{
dictDelta.Add(item.Name, (newValue as Nullable <Boolean>).Value ? 1 : 0);
}
else
{
dictDelta.Add(item.Name, null);
}
}
}
else if (item.PropertyType == typeof(Nullable <Int32>))
{
if (Nullable.Compare <Int32>(oldValue as Nullable <Int32>, newValue as Nullable <Int32>) != 0)
{
if (newValue != null)
{
dictDelta.Add(item.Name, (newValue as Nullable <Int32>).Value);
}
else
{
dictDelta.Add(item.Name, null);
}
}
}
else if (item.PropertyType == typeof(Nullable <Int16>))
{
if (Nullable.Compare <Int16>(oldValue as Nullable <Int16>, newValue as Nullable <Int16>) != 0)
{
if (newValue != null)
{
dictDelta.Add(item.Name, (newValue as Nullable <Int16>).Value);
}
else
{
dictDelta.Add(item.Name, null);
}
}
}
else if (item.PropertyType == typeof(Decimal))
{
if (Decimal.Compare((Decimal)oldValue, (Decimal)newValue) != 0)
{
dictDelta.Add(item.Name, newValue);
}
}
else if (item.PropertyType == typeof(String))
{
if (String.CompareOrdinal((string)oldValue, (string)newValue) != 0)
{
dictDelta.Add(item.Name, newValue);
}
}
else if (item.PropertyType == typeof(DateTime))
{
if (DateTime.Compare(((DateTime)oldValue).Date, ((DateTime)newValue).Date) != 0)
{
dictDelta.Add(item.Name, newValue);
}
}
else
{
if (!Object.Equals(oldValue, newValue))
{
dictDelta.Add(item.Name, newValue);
}
}
}
return(dictDelta);
}