protected static List <ExpandableField <T> > SetExpandableArrayIds <T>(List <string> ids)
where T : IHasId
{
return(ids?.Select((id) =>
{
var expandable = new ExpandableField <T>();
expandable.Id = id;
return expandable;
}).ToList());
}
protected static List <ExpandableField <T> > SetExpandableArrayObjects <T>(List <T> objects)
where T : IHasId
{
return(objects?.Select((obj) =>
{
var expandable = new ExpandableField <T>();
expandable.Id = obj.Id;
expandable.ExpandedObject = obj;
return expandable;
}).ToList());
}
/// <summary>
/// Sets an expanded object on an expandable field. If the expandable field does not exist,
/// a new one is initialized.
/// </summary>
/// <typeparam name="T">Type of the expanded object.</typeparam>
/// <param name="obj">The expanded object.</param>
/// <param name="expandable">The expandable field.</param>
/// <returns>
/// The expandable field with its expanded object set to the provided object.
/// </returns>
protected static ExpandableField <T> SetExpandableFieldObject <T>(
T obj,
ExpandableField <T> expandable)
where T : IHasId
{
if (expandable == null)
{
expandable = new ExpandableField <T>();
}
expandable.ExpandedObject = obj;
return(expandable);
}
/// <summary>
/// Sets a string ID on an expandable field. If the expandable field does not exist,
/// a new one is initialized. If the expandable field exists and already contains an
/// expanded object, and the ID within the expanded object does not match the new string ID,
/// expanded object is discarded.
/// </summary>
/// <typeparam name="T">Type of the expanded object.</typeparam>
/// <param name="id">The string ID.</param>
/// <param name="expandable">The expandable field.</param>
/// <returns>The expandable field with its ID set to the provided string ID.</returns>
protected static ExpandableField <T> SetExpandableFieldId <T>(
string id,
ExpandableField <T> expandable)
where T : IHasId
{
if (expandable == null)
{
expandable = new ExpandableField <T>();
expandable.Id = id;
}
else if (expandable.Id != id)
{
expandable.ExpandedObject = default;
expandable.Id = id;
}
return(expandable);
}
