public MetadataProperty CreateProperty(ApplicationObject owner, string name, SqlFieldInfo field)
{
MetadataProperty property = new MetadataProperty()
{
Name = name,
DbName = field.COLUMN_NAME,
FileName = Guid.Empty,
Purpose = PropertyPurpose.System
};
SetupPropertyType(owner, property, field);
return(property);
}
private void SetupPropertyType(ApplicationObject owner, MetadataProperty property, SqlFieldInfo field)
{
// TODO: учесть именования типов PostgreSQL, например (mchar, mvarchar)
if (field.DATA_TYPE == "nvarchar")
{
property.PropertyType.CanBeString = true;
}
else if (field.DATA_TYPE == "numeric")
{
property.PropertyType.CanBeNumeric = true;
}
else if (field.DATA_TYPE == "timestamp")
{
property.PropertyType.IsBinary = true;
}
else if (field.DATA_TYPE == "binary")
{
if (field.CHARACTER_MAXIMUM_LENGTH == 1)
{
property.PropertyType.CanBeBoolean = true;
}
else if (field.CHARACTER_MAXIMUM_LENGTH == 16)
{
if (field.COLUMN_NAME.ToLowerInvariant().TrimStart('_') == "idrref")
{
property.PropertyType.IsUuid = true;
}
else
{
property.PropertyType.CanBeReference = true;
if (owner is TablePart)
{
property.PropertyType.ReferenceTypeCode = ((TablePart)owner).Owner.TypeCode;
}
else
{
property.PropertyType.ReferenceTypeCode = owner.TypeCode;
}
}
}
}
}
