internal static CargoTableFieldDefinition FromProperty(PropertyInfo property)
{
var fieldType = MatchFieldType(property.PropertyType, out var isCollection, out var isNullable);
var listAttr = property.GetCustomAttribute <CargoListAttribute>();
if (listAttr != null && !isCollection)
{
throw new InvalidOperationException("Invalid CargoListAttribute usage: Annotated member is not collection.");
}
return(new CargoTableFieldDefinition(CargoModelUtility.ColumnNameFromProperty(property), fieldType, isCollection ? listAttr?.Delimiter ?? "," : null, !isNullable));
}
internal static CargoTableFieldType MatchFieldType(Type clrType, out bool isCollection, out bool isNullable)
{
isCollection = false;
isNullable = !clrType.IsValueType;
{
var elementType = CargoModelUtility.GetCollectionElementType(clrType);
if (elementType != null)
{
isCollection = true;
clrType = elementType;
}
}
if (clrType.IsConstructedGenericType)
{
var genDef = clrType.GetGenericTypeDefinition();
if (genDef == typeof(Nullable <>))
{
// Nullable<> is value type, but it's nullable.
isNullable = true;
clrType = clrType.GenericTypeArguments[0];
}
}
if (clrType == typeof(string))
{
return(CargoTableFieldType.String);
}
if (clrType == typeof(bool))
{
return(CargoTableFieldType.Boolean);
}
if (
clrType == typeof(BigInteger) ||
clrType == typeof(byte) || clrType == typeof(sbyte) ||
clrType == typeof(short) || clrType == typeof(ushort) ||
clrType == typeof(int) || clrType == typeof(uint) ||
clrType == typeof(long) || clrType == typeof(ulong)
)
{
return(CargoTableFieldType.Integer);
}
if (clrType == typeof(decimal) ||
clrType == typeof(float) || clrType == typeof(double)
)
{
return(CargoTableFieldType.Integer);
}
if (clrType == typeof(DateTime) || clrType == typeof(DateTimeOffset))
{
return(CargoTableFieldType.Datetime);
}
throw new NotSupportedException($"Not supported type {clrType}.");
}
