private KindKeyInfo GetKindKeyInfo()
{
var properties = typeof(TEntity).GetProperties();
var propertiesWithKeyAttributeCount = 0;
var kindKeyInfo = new KindKeyInfo();
foreach (var property in properties)
{
var keyAttribute = property.GetCustomAttribute <KindKeyAttribute>();
if (keyAttribute != null)
{
kindKeyInfo = new KindKeyInfo
{
IsAutoGenerated = keyAttribute.IsAutoGenerated,
KeyName = property.Name
};
propertiesWithKeyAttributeCount++;
}
}
if (propertiesWithKeyAttributeCount > 1)
{
var errorMsg = propertiesWithKeyAttributeCount > 1 ? "Too many keys defined - only one allowed." : "Missing required key attribute - make sure you've added KindKey attribute on one of the properties.";
throw new Exception(errorMsg);
}
return(kindKeyInfo);
}
protected DatastoreKindBase(DatastoreDb database, string entityPrefix)
{
_kindKeyInfo = GetKindKeyInfo();
_database = database;
_kind = GetKind(entityPrefix);
}
