Merge pull request #2 from vitaly-t/patch-1

Update products.js

Author: cr0hn

web/model/products.js

@@ -1,16 +1,15 @@
 var config = require("../config"),
-    pgp = require('pg-promise')();
+    pgp = require('pg-promise')(),
+    db = pgp(config.db.connectionString);
 
 function list_products() {
-    var db = pgp(config.db.connectionString);
-
+    
     var q = "SELECT * FROM products;";
 
     return db.many(q);
 }
 
 function getProduct(product_id) {
-    var db = pgp(config.db.connectionString);
 
     var q = "SELECT * FROM products WHERE id = '" + product_id + "';";
 
@@ -19,8 +18,6 @@ function getProduct(product_id) {
 
 function search(query) {
 
-    var db = pgp(config.db.connectionString);
-
     var q = "SELECT * FROM products WHERE name ILIKE '%" + query + "%' OR description ILIKE '%" + query + "%';";
 
     return db.many(q);
@@ -29,8 +26,6 @@ function search(query) {
 
 function purchase(cart) {
 
-    var db = pgp(config.db.connectionString);
-
     var q = "INSERT INTO purchases(mail, product_name, user_name, product_id, address, phone, ship_date, price) VALUES('" +
             cart.mail + "', '" +
             cart.product_name + "', '" +
@@ -48,8 +43,6 @@ function purchase(cart) {
 
 function get_purcharsed(username) {
 
-    var db = pgp(config.db.connectionString);
-
     var q = "SELECT * FROM purchases WHERE user_name = '" + username + "';";
 
     return db.many(q);
@@ -64,4 +57,4 @@ var actions = {
     "getPurchased": get_purcharsed
 }
 
-module.exports = actions;
+module.exports = actions;