#include "modeldoc_editor_app.h"
#include "modeldoc_editor_session.h"
#include "modeldoc_lib/modeldoc_rendermeshfile.h"
#include "modeldoc_lib/modeldoc_physicshullfromrender.h"
#include "modeldoc_lib/modeldoc_physicsmeshfromrender.h"
#include "modeldoc_lib/modeldoc_materialgroup.h"
#include "modeldoc_lib/modeldoc_renderprimitive_mesh.h"
#include "modeldoc_utils/imodeldocutils.h"

native class CModelDocEditorApp as NativeModelDoc.CModelDocEditorApp
{
	void RefreshGameData();

	inline string GetSessionModel()
	{
		CModelDocEditorSession *pSession = self->GetActiveModelDocEditorSession();
		IAsset *pAsset = pSession ? pSession->GetModelAsset() : nullptr;
		return pAsset ? pAsset->GetAssetRelativePath_Transient() : nullptr;
	}
}

managed static class Editor.ModelEditor.ModelDoc
{
	void Init( CModelDocEditorApp app );
	void OnToolsMenu( QMenu menu );
}

native static class NativeEngine.ModelDoc
{
	inline bool CreateModelFromMeshFile( string pVmdlFileFullPath, string meshRelativePath, string material )
	{
		CModelDoc modelFile;
		CModelDocRenderMeshFile *pRenderMeshFile = modelFile.CreateNode< CModelDocRenderMeshFile >( "", nullptr, MODELDOC_CREATE_NODE_DEFAULT );
		pRenderMeshFile->SetFilename( meshRelativePath );
		modelFile.CreateNode< CModelDocPhysicsHullFromRender >( "", nullptr, MODELDOC_CREATE_NODE_DEFAULT );
		CModelDocDefaultMaterialGroup *pDefaultMaterialGroup = modelFile.CreateNode< CModelDocDefaultMaterialGroup >( "", nullptr, MODELDOC_CREATE_NODE_DEFAULT );
		pDefaultMaterialGroup->SetHasGlobalDefault( true );
		pDefaultMaterialGroup->SetGlobalDefaultMaterial( material );
		return modelFile.SaveToFile( pVmdlFileFullPath, nullptr );
	}

	inline bool CreateModelFromMesh( string pVmdlFileFullPath, CModelMesh pMesh )
	{
		CModelDoc modelFile;
		CModelDocRenderPrimitiveMesh *pRenderPrimitiveMesh = modelFile.CreateNode< CModelDocRenderPrimitiveMesh >( "", nullptr, MODELDOC_CREATE_NODE_DEFAULT );
		pRenderPrimitiveMesh->CopyFrom( pMesh );
		modelFile.CreateNode< CModelDocPhysicsMeshFromRender >( "", nullptr, MODELDOC_CREATE_NODE_DEFAULT );
		return modelFile.SaveToFile( pVmdlFileFullPath, nullptr );
	}

	inline bool CreateModelFromMeshes( string pVmdlFileFullPath, CastTo[CModelMesh**] void* pMeshes, int nMeshCount )
	{
		CModelDoc modelFile;
		for ( int i = 0; i < nMeshCount; ++i )
		{
			CModelDocRenderPrimitiveMesh *pRenderPrimitiveMesh = modelFile.CreateNode< CModelDocRenderPrimitiveMesh >( "", nullptr, MODELDOC_CREATE_NODE_DEFAULT );
			pRenderPrimitiveMesh->CopyFrom( pMeshes[i] );
		}
		modelFile.CreateNode< CModelDocPhysicsMeshFromRender >( "", nullptr, MODELDOC_CREATE_NODE_DEFAULT );
		return modelFile.SaveToFile( pVmdlFileFullPath, nullptr );
	}
}

native class CModelMesh
{
	void DeleteThis(); [delete]
	static CModelMesh Create(); [new]

	void AddVertices( int nNumVertices );

	inline void AddFaceGroup( string pMaterialName )
	{
		int nFaceGroup = self->AddFaceGroup();
		self->SetFaceGroupMaterial( nFaceGroup, pMaterialName );
	}

	inline void SetPositions( CastTo[Vector*] void* pPositions, int nNumPositions )
	{
		CModelMesh::VertexStreamIndex_t nPositionStream = self->VertexStreamSet().AddStream( "position", MODELSTREAM_TYPE_POSITION_3D );
		CModelStreamAccessor positionStream = self->VertexStreamSet().GetStream( nPositionStream );

		for ( int i = 0; i < nNumPositions; ++i )
		{
			positionStream.SetValue( i, pPositions[i] );
		}
	}

	inline void SetTexCoords( CastTo[Vector2D*] void* pTexCoords, int nNumTexCoords )
	{
		CModelMesh::FaceVertexStreamIndex_t nUVStream = self->FaceVertexStreamSet().AddStream( "texcoord", MODELSTREAM_TYPE_TEXCOORD_2D );
		CModelStreamAccessor uvStream = self->FaceVertexStreamSet().GetStream( nUVStream );

		for ( int i = 0; i < nNumTexCoords; ++i )
		{
			uvStream.SetValue( i, pTexCoords[i] );
		}
	}
	
	inline void SetNormals( CastTo[Vector*] void* pNormals, int nNumNormals )
	{
		CModelMesh::FaceVertexStreamIndex_t nStream = self->FaceVertexStreamSet().AddStream( "normal", MODELSTREAM_TYPE_NORMAL_3D );
		CModelStreamAccessor stream = self->FaceVertexStreamSet().GetStream( nStream );

		for ( int i = 0; i < nNumNormals; ++i )
		{
			stream.SetValue( i, pNormals[i] );
		}
	}

	inline void AddFace( int nGroupIndex, CastTo[int*] void* pVertices, int nNumVertices )
	{
		CUtlVector< CModelMesh::VertexHandle_t > vertices;
		for ( int i = 0; i < nNumVertices; ++i )
			vertices.AddToTail( self->GetVertexHandleForIndex( pVertices[i] ) );

		self->AddFace( vertices.Base(), vertices.Count(), nGroupIndex );
	}
}

native class CModelDoc
{
	void DeleteThis(); [delete]
	static CModelDoc Create(); [new]

	inline bool SaveToFile( string pFullPath )
	{
		return self->SaveToFile( pFullPath, nullptr );
	}
}

native static accessor g_pModelDocUtils
{
	bool InitFromMesh( CModelDoc pModelDoc, string pFilename );
}