node redis hmset and hgetall example

gistfile1.js

try {

			var orders = [];
			var tracking_grp_orders = [];
			var orders_count = 0 ;

			var email = req.user.local.email;
			logger.info(utils.calling(filename,methods.index.value),' / user : ', email);
			logger.info("All orders displaying / user : ", email);

			var orders_full_url = req.protocol + '://' + req.get('host') + req.originalUrl;
			var tracking_orders_full_url = "tracking_" + orders_full_url;
			var orders_count_full_url = "orders_count_" + orders_full_url;

			var page = (req.param('page') > 0 ? req.param('page') : 1) - 1;
			var perPage = 5;
			var options = {
				perPage: perPage,
				page: page
			};

			client.hgetall("orders_full_url_hash", function(err, result_hash_order) {

				if (result_hash_order != null 
					&& result_hash_order[orders_full_url] != null 
					&& (utils.undefined_check(result_hash_order) != "") 
					&& (utils.undefined_check(result_hash_order[orders_full_url]) != "")) {

					logger.info("orders_full_url_hash vast cache bulundu. Direk sayfa gonderiliyor. : ", orders_full_url);

					tracking_grp_orders = JSON.parse(result_hash_order[tracking_orders_full_url]);
					orders_count = result_hash_order[orders_count_full_url];
					orders = JSON.parse(result_hash_order[orders_full_url]);

					orders.forEach(function(ord, index) {
						tracking_grp_orders.forEach(function(trc, index) {
							if (ord._id == trc._id) {
								ord.tracking_temp = trc;
							}
						})
					})
		
					logger.info("Rendering orders/index . User :", email);
					res.render('orders/index', {
						orders: orders,
						moment: moment,
						page: page + 1,
						pages: Math.ceil(orders_count / perPage),
						page_href: "orders"
					});
				

				} else {

					Order.count().exec(function(err, orders_count){
						Order.list_web(options , function(err , orders){
							// var trackings_grp = [];
							Tracking.group(function(err , tracking_grp_orders){
								// trackings_grp = tracking_grp_orders;

								orders.forEach(function(ord, index) {
									tracking_grp_orders.forEach(function(trc, index) {
										if (ord.id == trc._id) {
											ord.tracking_temp = trc;
										}
									})
								})
								// res.end();

								res.render('orders/index', {
									orders: orders,
									moment: moment,
									page: page + 1,
									pages: Math.ceil(orders_count / perPage),
									page_href: "orders"
								});


								client.hmset("orders_full_url_hash", orders_full_url, JSON.stringify(orders), 
									tracking_orders_full_url, JSON.stringify(trackings_grp), 
									orders_count_full_url , orders_count,
									function(err , result_orders_cache){

									if (result_orders_cache) {
										logger.info("orders_full_url_hash hashine orders eklendi.key : ", orders_full_url);
										logger.info("orders_full_url_hash hashine trackings_grp eklendi.key : ", tracking_orders_full_url );
										logger.info("orders_full_url_hash hashine orders_count eklendi. key : ", orders_count_full_url);
										
										logger.info("Rendering orders/index . User :", email);
										res.render('orders/index', {
											orders: orders,
											moment: moment,
											page: page + 1,
											pages: Math.ceil(orders_count / perPage),
											page_href: "orders"
										});
									}

								});

							});
							
						});

					});
					
				}

		  	});

			
		} catch (err) {
			logger.error(utils.error_info(__filename, err), ". User : ", email);
			res.render('orders/index', {
		        errors:  utils.errors(err)
		  	});
		}