/// <summary>
/// Decompose raw value into a multivalue reference list DTOs
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="rawValue"></param>
/// <returns></returns>
public static List <ReferenceListItemValueDto> DecomposeMultiReferenceListValue <T>(T rawValue) where T : struct, IConvertible
{
var result = new List <ReferenceListItemValueDto>();
if (rawValue.ToString() == "0")
{
return(result);
}
var flag = Enum.Parse(typeof(T), rawValue.ToString()) as Enum;
foreach (var r in (long[])Enum.GetValues(typeof(T)))
{
if ((Convert.ToInt64(flag) & r) == r)
{
var nameValue = new ReferenceListItemValueDto()
{
Item = Enum.GetName(typeof(T), r),
ItemValue = r
};
result.Add(nameValue);
}
}
return(result);
}
private static object GetRefListItemValue(ReferenceListItemValueDto dto, Type srcPropType, Type dstPropType)
{
if (dto?.ItemValue == null)
{
return(null);
}
if (srcPropType.IsEnum)
{
return(Enum.ToObject(srcPropType, dto.ItemValue));
}
var dstType = dstPropType.GetUnderlyingTypeIfNullable();
if (dstType.IsEnum)
{
var enumUnderlayingType = dstType.GetEnumUnderlyingType();
var numericValue = System.Convert.ChangeType(dto.ItemValue.Value, enumUnderlayingType);
return(Enum.ToObject(dstType, numericValue));
}
return(System.Convert.ChangeType(dto.ItemValue.Value, dstType));
}
private async Task <object> GetPropertyValueAsync <TRow, TId>(TRow entity, string propertyName, bool isExport, string defaultValue = "") where TRow : class, IEntity <TId>
{
try
{
PropertyInfo propInfo = null;
object parentEntity = null;
var val = IsDynamic
? await DynamicPropertyManager.Value.GetEntityPropertyAsync <TRow, TId>(entity, propertyName)
: ReflectionHelper.GetPropertyValue(entity, propertyName, out parentEntity, out propInfo);
if (val == null)
{
return(defaultValue);
}
var valueType = val.GetType();
if (valueType.IsEnum)
{
var itemValue = Convert.ToInt64(val);
var enumType = valueType;
if (enumType.IsNullable())
{
enumType = Nullable.GetUnderlyingType(enumType);
}
return(ReflectionHelper.GetEnumDescription(enumType, itemValue));
}
if (valueType.IsEntityType())
{
var displayProperty = valueType.GetEntityConfiguration().DisplayNamePropertyInfo;
var displayText = displayProperty != null
? displayProperty.GetValue(val)?.ToString()
: val.ToString();
if (DataTableConfig != null && !DataTableConfig.UseDtos || isExport)
{
return(displayText);
}
var dto = new EntityWithDisplayNameDto <string>(val.GetId().ToString(), displayText);
return(dto);
}
var propConfig = parentEntity != null && propInfo != null
? parentEntity.GetType().GetEntityConfiguration()[propInfo.Name]
: null;
if (propConfig != null)
{
if (propConfig.GeneralType == Configuration.Runtime.GeneralDataType.ReferenceList)
{
var refListHelper = StaticContext.IocManager.Resolve <IReferenceListHelper>();
var itemValue = Convert.ToInt64(val);
var displayText = refListHelper.GetItemDisplayText(propConfig.ReferenceListNamespace, propConfig.ReferenceListName, itemValue);
if (DataTableConfig != null && !DataTableConfig.UseDtos || isExport)
{
return(displayText);
}
var dto = new ReferenceListItemValueDto
{
Item = displayText,
ItemValue = itemValue
};
return(dto);
}
else
{
return(EntityExtensions.GetPrimitiveTypePropertyDisplayText(val, propInfo, defaultValue));
}
}
return(val);
}
catch (Exception ex)
{
throw new Exception(
$"An error occured whilst trying to retrieve DisplayText of property '{propertyName}' on type of '{entity.GetType().FullName}'.", ex);
}
}
