Separa config y task para tarea de limpieza

module.exports = function(grunt) {

	var directoriesToClean = [

	grunt.config('redmicConfig.cleanBuiltApp', {

		directoriesToClean: [

			'alertify', 'awesome-markers', 'cbtree', 'd3Tip', 'dijit', 'dojo', 'dojox', 'deepmerge', 'dropzone',

			'handlebars', 'L-areaselect', 'L-coordinates', 'L-draw', 'L-miniMap', 'L-navBar', 'leaflet',

			'leaflet-nontiledlayer', 'mediatorjs', 'moment', 'uuid', 'proj4', 'pruneCluster', 'put-selector',

			'RWidgets', 'sockjs', 'stomp-websocket', 'templates', 'tv4', 'wicket'

	];

	var recursiveDirectoriesToClean = [

		],

		recursiveDirectoriesToClean: [

			'nls'

	];

	var filesToKeep = [

		],

		filesToKeep: [

			'dojo/dojo.js', 'dojo/resources/blank.gif', 'dojox/widget/ColorPicker/images/*.png',

			'leaflet/dist/images/*.png'

	];

	var cleanSrcFileExceptions = [

		],

		cleanSrcFileExceptions: [

			'App.js', '*View.js', '*Form.html', '404.js', 'ActivateAccount.js', 'NoSupportBrowser.js'

	];

	var path = require('path'),

		distPath = grunt.config('redmicConfig.distPath'),

		destDir = grunt.config('redmicConfig.destDir'),

		destPath = path.join(distPath, destDir, '/');

	var getKeepAndRestoreFilesCmds = function(files) {

		var mkdirCmd = 'mkdir -p',

			createDirectoriesToKeepFilesCmd = mkdirCmd,

			createDirectoriesToRestoreFilesCmd = mkdirCmd,

			keepFilesCmds = [],

			restoreFilesCmds = [],

			temporalBasePath = path.join(destPath, '.temp'),

			cleanTemporalPathCmd = 'rm -r ' + temporalBasePath;

		for (var i = 0; i < files.length; i++) {

			var fileToKeep = files[i],

				fileName = path.basename(fileToKeep),

				filePath = path.dirname(fileToKeep),

				absoluteFileName = path.join(destPath, fileToKeep),

				absoluteFilePath = path.join(destPath, filePath);

			createDirectoriesToRestoreFilesCmd += ' ' + absoluteFilePath;

			var absoluteTemporalPath = path.join(temporalBasePath, i.toString(), filePath),

				absoluteTemporalFileName = path.join(absoluteTemporalPath, fileName);

			createDirectoriesToKeepFilesCmd += ' ' + absoluteTemporalPath;

			var keepCmd = 'mv ' + absoluteFileName + ' ' + absoluteTemporalPath,

				restoreCmd = 'mv ' + absoluteTemporalFileName + ' ' + absoluteFilePath;

			keepFilesCmds.push(keepCmd);

			restoreFilesCmds.push(restoreCmd);

		}

		keepFilesCmds.unshift(createDirectoriesToKeepFilesCmd);

		restoreFilesCmds.unshift(createDirectoriesToRestoreFilesCmd);

		restoreFilesCmds.push(cleanTemporalPathCmd);

		return {

			keepFilesCmds: keepFilesCmds.join('; '),

			restoreFilesCmds: restoreFilesCmds.join('; ')

		};

	};

	var getCleanDirectoriesCmd = function(dirs) {

		var cleanDirectoriesCmd = 'rm -rf';

		for (var i = 0; i < dirs.length; i++) {

			cleanDirectoriesCmd += ' ' + destPath + dirs[i];

		}

		return cleanDirectoriesCmd;

	};

	var getCleanRecursiveDirectoriesCmd = function(dirs) {

		var cleanRecursiveDirsCmd = 'find ' + destPath + ' -type d';

		for (var i = 0; i < dirs.length; i++) {

			cleanRecursiveDirsCmd += (i === 0 ? '' : ' -o') + ' -name "' + dirs[i] + '" -exec rm -rf {} +';

		}

		return cleanRecursiveDirsCmd;

	};

	// TODO desaparecerá cuando todo vaya por src/

	var getCleanAppFilesCmds = function() {

		var fileExtension = '.js',

			strippedSuffix = 'consoleStripped' + fileExtension,

			uncompressedSuffix = 'uncompressed' + fileExtension,

			strippedFiles = '*.' + strippedSuffix,

			uncompressedFiles = '*.' + uncompressedSuffix,

			filesToClean = [strippedFiles, uncompressedFiles];

		var cleanAppFilesCmd = 'find ' + path.join(destPath, 'app', '/') + ' -type f';

		for (var j = 0; j < filesToClean.length; j++) {

			cleanAppFilesCmd += (j === 0 ? '' : ' -o') + ' -name "' + filesToClean[j] + '" -delete';

		}

		return cleanAppFilesCmd;

	};

	var getCleanSrcFilesCmds = function(fileExceptions) {

		var srcDir = path.join(destPath, 'src', '/'),

			cleanSrcFilesCmd = 'find ' + srcDir + ' -type f';

		for (var i = 0; i < fileExceptions.length; i++) {

			cleanSrcFilesCmd += ' \! -name "' + fileExceptions[i] + '"';

		}

		cleanSrcFilesCmd += ' -delete';

		return cleanSrcFilesCmd;

	};

	grunt.config('shell.cleanBuiltApp', {

		options: {

			stdout: true

		},

		command: function() {

			var keepAndRestoreCmds = getKeepAndRestoreFilesCmds(filesToKeep);

			return [

				'echo "\nCleaning build and debug resources from built application at ' + destPath + '\n"',

				keepAndRestoreCmds.keepFilesCmds,

				getCleanDirectoriesCmd(directoriesToClean),

				getCleanRecursiveDirectoriesCmd(recursiveDirectoriesToClean),

				keepAndRestoreCmds.restoreFilesCmds,

				getCleanAppFilesCmds(),

				getCleanSrcFilesCmds(cleanSrcFileExceptions)

			].join('; ');

		}

		]

	});

};

module.exports = function(grunt) {

	var path = require('path'),

		distPath = grunt.config('redmicConfig.distPath'),

		destDir = grunt.config('redmicConfig.destDir'),

		destPath = path.join(distPath, destDir, '/'),

		cleanBuiltAppConfig = grunt.config('redmicConfig.cleanBuiltApp');

	var getKeepAndRestoreFilesCmds = function(files) {

		var mkdirCmd = 'mkdir -p',

			createDirectoriesToKeepFilesCmd = mkdirCmd,

			createDirectoriesToRestoreFilesCmd = mkdirCmd,

			keepFilesCmds = [],

			restoreFilesCmds = [],

			temporalBasePath = path.join(destPath, '.temp'),

			cleanTemporalPathCmd = 'rm -r ' + temporalBasePath;

		for (var i = 0; i < files.length; i++) {

			var fileToKeep = files[i],

				fileName = path.basename(fileToKeep),

				filePath = path.dirname(fileToKeep),

				absoluteFileName = path.join(destPath, fileToKeep),

				absoluteFilePath = path.join(destPath, filePath);

			createDirectoriesToRestoreFilesCmd += ' ' + absoluteFilePath;

			var absoluteTemporalPath = path.join(temporalBasePath, i.toString(), filePath),

				absoluteTemporalFileName = path.join(absoluteTemporalPath, fileName);

			createDirectoriesToKeepFilesCmd += ' ' + absoluteTemporalPath;

			var keepCmd = 'mv ' + absoluteFileName + ' ' + absoluteTemporalPath,

				restoreCmd = 'mv ' + absoluteTemporalFileName + ' ' + absoluteFilePath;

			keepFilesCmds.push(keepCmd);

			restoreFilesCmds.push(restoreCmd);

		}

		keepFilesCmds.unshift(createDirectoriesToKeepFilesCmd);

		restoreFilesCmds.unshift(createDirectoriesToRestoreFilesCmd);

		restoreFilesCmds.push(cleanTemporalPathCmd);

		return {

			keepFilesCmds: keepFilesCmds.join('; '),

			restoreFilesCmds: restoreFilesCmds.join('; ')

		};

	};

	var getCleanDirectoriesCmd = function(dirs) {

		var cleanDirectoriesCmd = 'rm -rf';

		for (var i = 0; i < dirs.length; i++) {

			cleanDirectoriesCmd += ' ' + destPath + dirs[i];

		}

		return cleanDirectoriesCmd;

	};

	var getCleanRecursiveDirectoriesCmd = function(dirs) {

		var cleanRecursiveDirsCmd = 'find ' + destPath + ' -type d';

		for (var i = 0; i < dirs.length; i++) {

			cleanRecursiveDirsCmd += (i === 0 ? '' : ' -o') + ' -name "' + dirs[i] + '" -exec rm -rf {} +';

		}

		return cleanRecursiveDirsCmd;

	};

	// TODO desaparecerá cuando todo vaya por src/

	var getCleanAppFilesCmds = function() {

		var fileExtension = '.js',

			strippedSuffix = 'consoleStripped' + fileExtension,

			uncompressedSuffix = 'uncompressed' + fileExtension,

			strippedFiles = '*.' + strippedSuffix,

			uncompressedFiles = '*.' + uncompressedSuffix,

			filesToClean = [strippedFiles, uncompressedFiles];

		var cleanAppFilesCmd = 'find ' + path.join(destPath, 'app', '/') + ' -type f';

		for (var j = 0; j < filesToClean.length; j++) {

			cleanAppFilesCmd += (j === 0 ? '' : ' -o') + ' -name "' + filesToClean[j] + '" -delete';

		}

		return cleanAppFilesCmd;

	};

	var getCleanSrcFilesCmds = function(fileExceptions) {

		var srcDir = path.join(destPath, 'src', '/'),

			cleanSrcFilesCmd = 'find ' + srcDir + ' -type f';

		for (var i = 0; i < fileExceptions.length; i++) {

			cleanSrcFilesCmd += ' \! -name "' + fileExceptions[i] + '"';

		}

		cleanSrcFilesCmd += ' -delete';

		return cleanSrcFilesCmd;

	};

	grunt.config('shell.cleanBuiltApp', {

		options: {

			stdout: true

		},

		command: function() {

			var keepAndRestoreCmds = getKeepAndRestoreFilesCmds(cleanBuiltAppConfig.filesToKeep);

			return [

				'echo "\nCleaning build and debug resources from built application at ' + destPath + '\n"',

				keepAndRestoreCmds.keepFilesCmds,

				getCleanDirectoriesCmd(cleanBuiltAppConfig.directoriesToClean),

				getCleanRecursiveDirectoriesCmd(cleanBuiltAppConfig.recursiveDirectoriesToClean),

				keepAndRestoreCmds.restoreFilesCmds,

				getCleanAppFilesCmds(),

				getCleanSrcFilesCmds(cleanBuiltAppConfig.cleanSrcFileExceptions)

			].join('; ');

		}

	});

};