// ===========================================================================
// Copyright 2018 Autodesk, Inc. All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk license
// agreement provided at the time of installation or download, or which
// otherwise accompanies this software in either electronic or hard copy form.
// ===========================================================================
//  Description:
//	  Bring up the graph editor with the selected cache clip's weight curve.
//
//  Input Arguments:
//      $editor - trax editor window
//
//  Return Value:
//      None
//
global proc
cacheClipWeightGraph(string $clipN[]) {
	if (size($clipN) == 0) {
		error((uiRes("m_cacheClipWeightGraph.kSelectACacheClip")));
	}
	
	//get related cacheBlend node
	string $cacheBlendNodeList[] = getSelectedCacheBlends($clipN[0]);

	if (size($cacheBlendNodeList) > 0) {	
		//get weight curve of cache file node
		int	 $multiIndex = `cacheFileCombine -cc $clipN[0] -q -cacheIndex $cacheBlendNodeList[0]`;
		if ( $multiIndex != -1 ) {				
			string $srcPlug = $cacheBlendNodeList[0] + ".cacheData[" + $multiIndex + "].weight";
			string $checkIfWeightExists[] = `ls $srcPlug`;				
			if (size($checkIfWeightExists) > 0) {
				string $weightC[] = `listConnections -source true -destination false $srcPlug`;
				if(size($weightC) > 0) {
					select -r (plugNode($weightC[0]));
					tearOffRestorePanel (localizedPanelLabel( "Graph Editor" )) "graphEditor" true;
					selectKey $weightC[0];
					refresh;
					FrameSelected;
				}
				else {
					error((uiRes("m_cacheClipWeightGraph.kThereIsNoWeight")));
				}
			}
		}			
	}
	else {
		error((uiRes("m_cacheClipWeightGraph.kThereIsNoCacheBlend")));
	}
}