Garbly gook

callbackhell.js

uploader.createZipAndUploadToS3(fileStream, settings.aws_s3_project_bucket).then(
	function(fileData){
		sails.log('Promised fullfilled.');
		sails.log.info(fileData);

		//Create the file record to store details about the file
		uploader.createFileRecord(req.user.id, fileStream, fileData).then(
			function(fileRecord){
				sails.log('File record saved.');
				sails.log(fileRecord.id);

				//Create a work queue and retrieve the name to pass along to the job record.
				amazon.createSQSWorkQueue(req.user.id, req.param('name'), settings.aws_s3_render_bucket).then(
					function(queueRecord){
						sails.log('Amazon SQS work queue created!');
						sails.log(queueRecord);

						//Create and save the job to the database
						Jobs.create({
							name: req.param('name'),
							files: [fileRecord.id],
							owner: req.user.id,
							animation_start_frame: req.param('animation_start_frame'),
							animation_end_frame: req.param('animation_end_frame'),
							animation_total_frames: req.param('animation_end_frame') - req.param('animation_start_frame') + 1,
							ami_id: req.param('ami_id'),
							instance_type: req.param('instance_type'),
							aws_ec2_region: req.param('aws_ec2_region'),
							aws_sqs_region: req.param('aws_sqs_region'),
							aws_ec2_instance_count: req.param('aws_ec2_instance_count'),
							max_spend_amount: req.param('max_spend_amount'),
							queue: queueRecord.id
						}).exec(function createJob(err, jobData){
							if(err){
								sails.log.error(err);
								return res.negotiate(err);
							}
							sails.log('Created a job with the name ' + jobData.name);
							req.flash('success', 'Spot instance job ' + jobData.name + ' created successfully!');
							res.redirect('jobs/submit/' + jobData.id);
						});
					},
					function(err){
						sails.log.error(err);
						return res.negotiate(err);
					}
				);

			},
			function(err) {
				sails.log.error(err);
				return res.negotiate(err);
			}
		);
	},
	function(err){
		sails.log.error(err);
		return res.negotiate(err);
	});