'use strict';
  var path = require('path');
  var globby = require('globby');
  var isPathCwd = require('is-path-cwd');
  var isPathInCwd = require('is-path-in-cwd');
  var objectAssign = require('object-assign');
  var Promise = require('pinkie-promise');
  var pify = require('pify');
  var rimraf = require('rimraf');
  
  var rimrafP = pify(rimraf, Promise);
  
  function safeCheck(file) {
  	if (isPathCwd(file)) {
  		throw new Error('Cannot delete the current working directory. Can be overriden with the `force` option.');
  	}
  
  	if (!isPathInCwd(file)) {
  		throw new Error('Cannot delete files/folders outside the current working directory. Can be overriden with the `force` option.');
  	}
  }
  
  module.exports = function (patterns, opts) {
  	opts = objectAssign({}, opts);
  
  	var force = opts.force;
  	delete opts.force;
  
  	var dryRun = opts.dryRun;
  	delete opts.dryRun;
  
  	return globby(patterns, opts).then(function (files) {
  		return Promise.all(files.map(function (file) {
  			if (!force) {
  				safeCheck(file);
  			}
  
  			file = path.resolve(opts.cwd || '', file);
  
  			if (dryRun) {
  				return Promise.resolve(file);
  			}
  
  			return rimrafP(file).then(function () {
  				return file;
  			});
  		}));
  	});
  };
  
  module.exports.sync = function (patterns, opts) {
  	opts = objectAssign({}, opts);
  
  	var force = opts.force;
  	delete opts.force;
  
  	var dryRun = opts.dryRun;
  	delete opts.dryRun;
  
  	return globby.sync(patterns, opts).map(function (file) {
  		if (!force) {
  			safeCheck(file);
  		}
  
  		file = path.resolve(opts.cwd || '', file);
  
  		if (!dryRun) {
  			rimraf.sync(file);
  		}
  
  		return file;
  	});
  };