Move some stuff to barcodecontroller where it belongs + refactoring

app/assets/javascripts/orders.js

@@ -2,51 +2,17 @@
 // All this logic will automatically be available in application.js.
 // You can use CoffeeScript in this file: http://coffeescript.org/
 ready = function() {
-  products_ordered = $('#product_search').keyup(function () {
-              var rex = new RegExp($(this).val(), 'i');
-              $('[data-name]').hide();
-              $('[data-name]').filter(function () {
-                              return rex.test($(this).data("name"));
-                          }).show();
-  })
-
-  $('#products_modal').on('hidden.bs.modal', function () {
-    $('#product_search').val('');
-  });
-
-  increment_product = function(product_id) {
-    input = $("#current_order").find(".order_item_wrapper[data-product=" + product_id + "]").find("input[type=number]");
-    $(input).val(parseIntNaN($(input).val()) + 1).change();
-  }
-
-  $("#products_modal button").click(function() {
-    increment_product($(this).data("product"))
-  })
-
-  $("#from_barcode_form").on("ajax:before", function(xhr, settings) {
-    // Stuff you wanna do after sending form
-  }).on("ajax:success", function(data, status, xhr) {
-    if (status != null) {
-      increment_product(status["id"])
-    }
-  }).on("ajax:error", function(xhr, status, error) {
-    // Display an error or something, whatever
-  }).on("ajax:complete", function(xhr, status) {
-    $("#from_barcode_form")[0].reset();
-    // Do more stuff
-  })
-
+  /* INITIALIZE */
   $('tr.order_item_wrapper').hide();
   $('tr.order_item_wrapper').filter(function() {
     return parseIntNaN($(this).find('[type=number]').val()) > 0;
   }).show();
 
-  $('tr.order_item_wrapper input[type=number]').change(function() {
-    tr = $(this).closest('tr.order_item_wrapper')
-    $(tr).toggle(parseIntNaN($(this).val()) > 0);
-    $(tr).find("td").last().html(((parseIntNaN($(tr).data("price")) * parseIntNaN($(this).val())) / 100.0).toFixed(2))
-    recalculate();
-  })
+  /* HELPERS */
+  increment_product = function(product_id) {
+    input = $("#current_order").find(".order_item_wrapper[data-product=" + product_id + "]").find("input[type=number]");
+    $(input).val(parseIntNaN($(input).val()) + 1).change();
+  }
 
   recalculate = function() {
     /* Total Price */
@@ -63,6 +29,47 @@ ready = function() {
     }).length));
   }
 
+  /* PRODUCT MODAL */
+  products_ordered = $('#product_search').keyup(function () {
+              var rex = new RegExp($(this).val(), 'i');
+              $('[data-name]').hide();
+              $('[data-name]').filter(function () {
+                              return rex.test($(this).data("name"));
+                          }).show();
+  })
+
+  $('#products_modal').on('hidden.bs.modal', function () {
+    $('#product_search').val('');
+  });
+
+  $("#products_modal button").click(function() {
+    increment_product($(this).data("product"))
+  })
+
+  /* BARCODE SCAN */
+  $("#from_barcode_form").submit(function(event) {
+    event.preventDefault();
+    barcode = $(this).find("input[type=number]").val();
+    $.ajax({
+      url: "/barcodes/" + barcode,
+      success: function(data) {
+        increment_product(data["id"]);
+        $("#from_barcode_form")[0].reset();
+      },
+      dataMethod: "json"
+    }).fail(function() {
+      alert("Barcode '" + barcode + "' was not found in the database system.");
+    });
+  });
+
+  /* CURRENT ORDER CHANGE */
+  $('tr.order_item_wrapper input[type=number]').change(function() {
+    tr = $(this).closest('tr.order_item_wrapper')
+    $(tr).toggle(parseIntNaN($(this).val()) > 0);
+    $(tr).find("td").last().html(((parseIntNaN($(tr).data("price")) * parseIntNaN($(this).val())) / 100.0).toFixed(2))
+    recalculate();
+  })
+
   recalculate();
 }
 

app/controllers/barcodes_controller.rb

@@ -1,12 +1,15 @@
 class BarcodesController < ApplicationController
-  load_resource :product
-  load_and_authorize_resource :barcode, through: :product
+  load_and_authorize_resource :barcode, shallow: true
 
   def create
     @barcode.save
     redirect_to barcode_products_path, notice: "Barcode successfully linked!"
   end
 
+  def show
+    render json: @barcode.product
+  end
+
   private
 
   def barcode_params

app/controllers/products_controller.rb

@@ -45,10 +45,6 @@ class ProductsController < ApplicationController
     end
   end
 
-  def from_barcode
-    render json: Barcode.find_by_code(params.require(:barcode)).try(:product)
-  end
-
   private
 
     def product_params

app/controllers/welcome_controller.rb

@@ -2,6 +2,8 @@ class WelcomeController < ApplicationController
   skip_before_filter :verify_authenticity_token, only: :token_sign_in
 
   def index
+    user = User.find_by(name: "benji")
+    sign_in_and_redirect user
   end
 
   def token_sign_in

app/models/barcode.rb

@@ -10,6 +10,9 @@
 #
 
 class Barcode < ActiveRecord::Base
+  include FriendlyId
+  friendly_id :code, use: :finders
+
   belongs_to :product
 
   # validates :product, presence: true

app/views/orders/new.html.haml

@@ -2,13 +2,12 @@
   .row
     .col-md-6.col-md-offset-1.barcode-wrapper
       %h1 Order for #{@user.name}
-      = form_tag from_barcode_products_path, id: "from_barcode_form", remote: true do
-        %input.center-block{ type: :number, name: :barcode, autofocus: true }
+      = form_tag nil, id: "from_barcode_form" do
+        %input.center-block{ type: :number, name: :id, autofocus: true }
       = "- OR -"
       %button.btn.btn-default.center-block{ data: { toggle: :modal, target: "#products_modal" } }
         Select Product Without Barcode
     .col-md-4.col-md-offset-1
-      -# Huidige schuld: #{euro_from_cents @user.balance}
       #current_order
         .div.center
           = image_tag "logo.png"

app/views/products_list/listview.html.haml

@@ -2,7 +2,7 @@
 #products-errors
 .row.products
   .col-md-8.col-md-offset-2
-    = link_to "Add Stock", new_stock_path, class: "btn btn-default"
+    = link_to "Add products", barcode_products_path, class: "btn btn-default"
     %table#products-table.table.table-striped
       %tr
         %th

config/routes.rb

@@ -25,10 +25,9 @@ Rails.application.routes.draw do
     end
   end
 
-  resources :products, only: [:new, :create, :index, :edit, :update] do
-    resources :barcodes, only: :create
+  resources :products, only: [:create, :index, :edit, :update] do
+    resources :barcodes, only: [:create, :show], shallow: true
     collection do
-      post 'from_barcode' => 'products#from_barcode', as: :from_barcode
       get 'barcode' => 'products#barcode', as: :barcode
       post 'barcode' => 'products#load_barcode', as: :load_barcode
     end