// ===========================================================================
// 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.
// ===========================================================================
//
//
//  Creation Date:  2005
//
//  Description:
//		
//

global
proc string getNameForCacheSubDir(int $unique,
								  string $mainDir,
								  string $subDirName)
//
// Return a name to use as the cache subdirectory name.
// If $unique == true, then return a subdirectory whose
// name does not overlap with an existing directory name.
// If subDir != "" then use this instead of the scene name
// for the subdirectory.
//
//	
{
	string $baseDirName = $mainDir;
	
	// If subDirName not provided, use scene name if possible
	//
	if( $subDirName == "" ) {
		string $sceneName = `file -shortName -q -sceneName`;
		if (size($sceneName) > 0) {
			string $buffer[];
			tokenize($sceneName,".",$buffer);
			$subDirName = $buffer[0];
			$baseDirName += $subDirName;
		} else {
			// the scene has no name, construct a suitable name
			//
			$subDirName = (uiRes("m_getNameForCacheSubDir.kUntitledScene")); 
			$baseDirName += $subDirName; 
		}
	}

	if ($unique) {
		int $counter = 0;
		$dir = $baseDirName;
		while (`file -q -exists $dir`) {
			$counter++;
			$dir = ($baseDirName + $subDirName + $counter);
		}
		return ($subDirName+$counter);
	}
	return $subDirName;
}