internal static INodeProxy CreateParam(DataParameterBase param)
{
if (param is BoolParameter)
{
return(new ParameterProxy <bool>((BoolParameter)param));
}
if (param is FloatParameter)
{
return(new FloatParameterProxy((FloatParameter)param));
}
if (param is ChoiceParameter)
{
return(new ChoiceParameterProxy((ChoiceParameter)param));
}
if (param is IntParameter)
{
return(new ParameterProxy <int>((IntParameter)param));
}
if (param is StringParameter)
{
return(new ParameterProxy <string>((StringParameter)param));
}
if (param is BinaryParameter)
{
return(new ParameterProxy <byte[]>((BinaryParameter)param));
}
throw new ArgumentOutOfRangeException("ParameterProxyFactory.CreateParam: Parameter type not recognized");
}
private void ParamOnChanged(DataParameterBase dataParameterBase)
{
_passedOnChanged = true;
Console.WriteLine($"Parameter {dataParameterBase.Designation} value set to: {dataParameterBase.AsString}");
}
private object?GetParameterValue(
DataParameterBase dataParameter,
object?value)
{
object?value2;
if (value != null)
{
if (value == DBNull.Value)
{
value2 = DBNull.Value;
}
else
{
switch (dataParameter.DbType)
{
case DbType.Boolean:
var valueStr = (string)value;
var ok = double.TryParse(valueStr, NumberStyles.Any, null, out var valueDbl);
value2 = ok ? Convert.ToBoolean(valueDbl) : Convert.ToBoolean(value);
break;
case DbType.Int16:
value2 = Convert.ToInt32(value);
break;
case DbType.Int32:
value2 = Convert.ToInt32(value);
break;
case DbType.Decimal:
case DbType.VarNumeric:
valueStr = value.ToString();
var decimalString = new DecimalString(value.ToString());
if (dataParameter.Precision != 0 && decimalString.Precision > dataParameter.Precision)
{
throw new Exception("Invalid precision");
}
else if (dataParameter.Scale != 0 && decimalString.Scale > dataParameter.Scale)
{
throw new Exception("Invalid scale");
}
else
{
IFormatProvider formatProvider = CultureInfo.InvariantCulture;
value2 = Convert.ToDecimal(valueStr, formatProvider);
}
break;
case DbType.Double:
value2 = Convert.ToDouble(value);
break;
case DbType.String:
case DbType.StringFixedLength:
case DbType.AnsiString:
case DbType.AnsiStringFixedLength:
valueStr = Convert.ToString(value);
if (dataParameter.Size > 0 && valueStr.Length > dataParameter.Size)
{
throw new Exception("Length exceeds size of parameter");
}
else
{
value2 = valueStr;
}
break;
case DbType.DateTime:
try
{
value2 = Convert.ToDateTime(value);
}
catch
{
var formats = new[]
{
"yyyyMMdd",
"yyyyMMdd HH:mm:ss"
};
IFormatProvider formatProvider = CultureInfo.InvariantCulture;
value2 = DateTime.ParseExact(value.ToString(), formats, formatProvider,
DateTimeStyles.None);
}
break;
default:
value2 = value;
break;
}
}
}
else
{
value2 = null;
}
return(value2);
}
protected override void OnSourceChanged(DataParameterBase param)
{
FirePropertiesChanged(nameof(Value), nameof(SelectedIndex), nameof(IsModified));
}
