// TODO: turn this non-static and put it in the base - just keep the entity-specific part here. This need to rework a bit how we initialize folders
private static IEnumerable <EntityDesign> GetOrCreateChildPartDesigns([NotNull] EntityHierarchyAssetBase asset, [NotNull] EntityDesign entityDesign)
{
foreach (var child in entityDesign.Entity.Transform.Children)
{
if (!asset.Hierarchy.Parts.TryGetValue(child.Entity.Id, out EntityDesign childDesign))
{
childDesign = new EntityDesign(child.Entity);
}
if (child.Entity != childDesign.Entity)
{
throw new InvalidOperationException();
}
yield return(childDesign);
}
}
/// <summary>
/// Creates a instance of this prefab that can be added to another <see cref="EntityHierarchyAssetBase"/>.
/// </summary>
/// <param name="targetContainer">The container in which the instance will be added.</param>
/// <param name="targetLocation">The location of this asset.</param>
/// <param name="instanceId">The identifier of the created instance.</param>
/// <returns>An <see cref="AssetCompositeHierarchyData{EntityDesign, Entity}"/> containing the cloned entities of </returns>
/// <remarks>This method will update the <see cref="Asset.BaseParts"/> property of the <see paramref="targetContainer"/>.</remarks>
public AssetCompositeHierarchyData<EntityDesign, Entity> CreatePrefabInstance(EntityHierarchyAssetBase targetContainer, string targetLocation, out Guid instanceId)
{
var instance = (PrefabAsset)CreateDerivedAsset(targetLocation);
instanceId = instance.Hierarchy.Parts.FirstOrDefault()?.Base.InstanceId ?? Guid.NewGuid();
return instance.Hierarchy;
}
/// <summary>
/// Fixups the entity references, by clearing invalid <see cref="EntityReference.Id"/>, and updating <see cref="EntityReference.Value"/> (same for components).
/// </summary>
/// <param name="entityAssetBase">The entity asset.</param>
public static void FixupEntityReferences(EntityHierarchyAssetBase entityAssetBase)
{
FixupEntityReferences(entityAssetBase, entityAssetBase.Hierarchy);
}
/// <summary>
/// Creates a instance of this prefab that can be added to another <see cref="EntityHierarchyAssetBase"/>.
/// </summary>
/// <param name="targetContainer">The container in which the instance will be added.</param>
/// <param name="targetLocation">The location of the <see paramref="targetContainer"/> asset.</param>
/// <returns>An <see cref="AssetCompositeHierarchyData{EntityDesign, Entity}"/> containing the cloned entities of </returns>
/// <remarks>This method will update the <see cref="Asset.BaseParts"/> property of the <see paramref="targetContainer"/>.</remarks>
public AssetCompositeHierarchyData<EntityDesign, Entity> CreatePrefabInstance(EntityHierarchyAssetBase targetContainer, string targetLocation)
{
Guid unused;
return CreatePrefabInstance(targetContainer, targetLocation, out unused);
}
