using System;
using System.Collections.Generic;

namespace NGS.MeshFusionPro;

public class UniversalObjectsCombiner
{
	private StaticObjectsCombiner _staticCombiner;

	private DynamicObjectsCombiner _dynamicCombiner;

	private LODGroupsCombiner _lodCombiner;

	public event Action<CombinedObject> onStaticCombinedObjectCreated;

	public event Action<DynamicCombinedObject> onDynamicCombinedObjectCreated;

	public event Action<CombinedLODGroup> onCombinedLODGroupCreated;

	public UniversalObjectsCombiner(ICombinedMeshFactory factory, int vertexLimit)
	{
		_staticCombiner = new StaticObjectsCombiner(factory, vertexLimit);
		_dynamicCombiner = new DynamicObjectsCombiner(factory, vertexLimit);
		_lodCombiner = new LODGroupsCombiner(factory, vertexLimit);
		_staticCombiner.onCombinedObjectCreated += delegate(CombinedObject r)
		{
			this.onStaticCombinedObjectCreated?.Invoke(r);
		};
		_dynamicCombiner.onCombinedObjectCreated += delegate(DynamicCombinedObject r)
		{
			this.onDynamicCombinedObjectCreated?.Invoke(r);
		};
		_lodCombiner.onCombinedObjectCreated += delegate(CombinedLODGroup r)
		{
			this.onCombinedLODGroupCreated?.Invoke(r);
		};
	}

	public void AddSource(ICombineSource source)
	{
		if (source is CombineSource source2)
		{
			_staticCombiner.AddSource(source2);
			return;
		}
		if (source is DynamicCombineSource source3)
		{
			_dynamicCombiner.AddSource(source3);
			return;
		}
		if (source is LODGroupCombineSource source4)
		{
			_lodCombiner.AddSource(source4);
			return;
		}
		throw new NotImplementedException("Unknown Combine Source");
	}

	public void AddSources(IEnumerable<ICombineSource> sources)
	{
		foreach (ICombineSource source in sources)
		{
			AddSource(source);
		}
	}

	public void RemoveSource(ICombineSource source)
	{
		if (source is CombineSource source2)
		{
			_staticCombiner.RemoveSource(source2);
			return;
		}
		if (source is DynamicCombineSource source3)
		{
			_dynamicCombiner.RemoveSource(source3);
			return;
		}
		if (source is LODGroupCombineSource source4)
		{
			_lodCombiner.RemoveSource(source4);
			return;
		}
		throw new NotImplementedException("Unknown Combine Source");
	}

	public void Combine()
	{
		if (_staticCombiner.ContainSources)
		{
			_staticCombiner.Combine();
		}
		if (_dynamicCombiner.ContainSources)
		{
			_dynamicCombiner.Combine();
		}
		if (_lodCombiner.ContainSources)
		{
			_lodCombiner.Combine();
		}
	}
}