// ===========================================================================
// 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:  2012
//
//  Description:
//      This script consolidates
//		- fluidCacheGetCurrentDir() in performCreateFluidCache.mel
//		- geomCacheGetCurrentDir() in performCreateGeometryCache.mel
//		- cacheGetCurrentDir() in performCreateNclothCache.mel
//      into cacheGetCurrentDir () 
//
//	Hardcoded "data" is now `workspace -q -fre $filerule` where $filerule is the corresponding file rule
//	for the particular cache type.
//


global proc string cacheGetCurrentDir(string $filerule, string $optionVarName, string $gCacheCurrentProject, int $import )
//
// Return a string corresponding to the current directory preference.
// Use the current project's data directory by default.
//
{
	// first find the current project directory, if it is defined
	//

	int $needSubdir = 1;
        // find the directory for the requested file rule, if it exists, or use the current proj
	string $currentRule = (`workspace -q -fre  $filerule`);

	// if the fileRule is null, this will return the current project
	// if it's relative, this will expand to include the project path, if its already absolute, it stays absolute.
	string 	$cacheDir = `workspace -en $currentRule`;
	$cacheDir += "/";

	// check what the user has as their preference
	//
	if (`optionVar -exists $optionVarName`)
	{
		string $cacheVar = `optionVar -q $optionVarName`;
		if ($cacheVar != $gCacheCurrentProject) {
			$cacheDir = $cacheVar;
			$needSubdir = 0;
		}
	}

	if( $needSubdir ) {
		// Find default subdirectory location
		//
		string $subDir = getNameForCacheSubDir( 0, $cacheDir, "" );
		string 	$cacheDirTmp =  $cacheDir + $subDir;
		if ( !$import || `file -q -ex $cacheDirTmp`) {
			$cacheDir = $cacheDirTmp;
		}

	}

	return $cacheDir;
}