inventory development

app/controllers/inventory/inventory_controller.rb

@@ -1,6 +1,6 @@
 class Inventory::InventoryController < BaseInventoryController
 
    def index
-     
+     @products = InventoryDefinition.all.active.order('created_at desc') 
    end
 end

app/controllers/inventory/inventory_definitions_controller.rb

@@ -28,7 +28,7 @@ class Inventory::InventoryDefinitionsController < BaseInventoryController
 
     respond_to do |format|
       if @inventory_definition.save
-        format.html { redirect_to @inventory_definition, notice: 'Inventory definition was successfully created.' }
+        format.html { redirect_to inventory_path, notice: 'Inventory definition was successfully created.' }
         format.json { render :show, status: :created, location: @inventory_definition }
       else
         format.html { render :new }
@@ -69,6 +69,6 @@ class Inventory::InventoryDefinitionsController < BaseInventoryController
 
     # Never trust parameters from the scary internet, only allow the white list through.
     def inventory_definition_params
-      params.fetch(:inventory_definition, {})
+      params.require(:inventory_definition).permit(:item_code, :min_order_level, :max_stock_level)
     end
 end

app/controllers/inventory/stock_checks_controller.rb

@@ -1,4 +1,4 @@
-class StockChecksController < ApplicationController
+class Inventory::StockChecksController < BaseInventoryController
   before_action :set_stock_check, only: [:show, :edit, :update, :destroy]
 
   # GET /stock_checks

app/jobs/inventory_job.rb

@@ -0,0 +1,8 @@
+class InventoryJob < ApplicationJob
+  queue_as :default
+
+  def perform(sale_id)
+    saleObj = Sale.find(sale_id)
+  end
+
+end

app/models/inventory_definition.rb

@@ -1,2 +1,39 @@
 class InventoryDefinition < ApplicationRecord
+
+  scope :active, -> {where(:is_active => true)}
+
+  def calculate_product_count(saleObj)
+    saleObj.sale_items.each do |item|
+      found, inventory_definition = find_product_in_inventory(item)
+      if found
+        check_balance(item,inventory_definition)
+      end
+    end
+  end
+
+  def self.find_product_in_inventory(item)
+    product = InventoryDefinition.find_by_item_code(item.product_code)
+    if product.nil?
+      return false, nil
+    else
+      return true, product
+    end
+  end
+
+  def self.check_balance(item,inventory_definition)
+     stock = StockJournal.where('item_code=?', item.item_code).order('created_at desc').take
+     unless stock.nil?
+       modify_balance(item, stock.balance, inventory_definition)
+     end
+  end
+
+  def self.modify_balance(item, stock_balance, inventory_definition)
+     if stock.balance.to_i >= item.qty
+       puts ">> stock is greater than orde qty"
+       add_to_journal(item, balance, "ok", inventory_definition)
+     else
+       puts " << stock is less than order qty"
+       add_to_journal(item, balance, "out of stock", inventory_definition)
+     end
+  end
 end

app/models/sale.rb

@@ -117,6 +117,7 @@ class Sale < ApplicationRecord
         create_saleitem_diningcharges(charges, diningprice, booking.dining_facility.name, dining_time)
       end
 
+      InventoryJob.perform_later(self.id)
       return true, self.id
     end
 

app/models/stock_journal.rb

@@ -1,2 +1,24 @@
 class StockJournal < ApplicationRecord
+
+  SALES_TRANS = "sale"
+  STOCK_CHECK_TRANS = "stock_check"
+
+  def add_to_journal(item, balance, stock_message, inventory_definition)
+
+    balance = calculate_balance(balance, item.qty)
+
+    journal = StockJournal.new
+    journal.item_code = item.item_code
+    journal.inventory_definition_id = inventory_definition.id
+    journal.debit = item.qty
+    journal.balance = balance
+    journal.remark = stock_message
+    journal.trans_ref = item.id
+    journal.trans_type = StockJournal::SALES_TRANS
+  end
+
+  def self.calculate_balance(balance, qty)
+    return balance.to_i - qty.to_i
+  end
+
 end

app/views/home/dashboard.html.erb

@@ -58,7 +58,7 @@
 
   <div class="row">
     <div class="col-md-12">
-      <div class="card" id="backend" onclick="location.href='<%= inventory_inventory_path %>'">
+      <div class="card" id="backend" onclick="location.href='<%= inventory_path %>'">
         <div class="card-content">
           <span class="card-title">Inventory</span>
         </div>

app/views/inventory/inventory/_inventory_list.html.erb

@@ -0,0 +1,40 @@
+
+<div class="row">
+  <div class="col-md-8"><h2> Inventoy Product Lists</h2></div>
+  <div class="col-md-4"><button id='new_inventory_product' class='btn btn-primary' style='margin-top:15px;'>New Inventory Product</button></div>
+</div>
+
+<div class="row">
+  <div class="col-md-12">
+    <table class="table table-striped">
+      <tr>
+        <th>#</th>
+        <th>Product</th>
+        <th>Min Order</th>
+        <th>Max Stock</th>
+        <th>Created by</th>
+        <th>Created Time</th>
+      </tr>
+      <%
+      count = 0
+      @products.each do |item|
+      count += 1
+      %>
+        <tr>
+          <td><%= count %></td>
+          <td><%= item.item_code rescue ""%></td>
+          <td><%= item.min_order_level %></td>
+          <td><%= item.max_stock_level %></td>
+          <td><%= item.created_by%></td>
+          <td><%= item.created_at%></td>
+        </tr>
+      <% end %>
+    </table>
+  </div>
+</div>
+
+<script>
+$('#new_inventory_product').on('click',function(){
+   window.location.href = '/inventory/inventory_definitions/new';
+})
+</script>

app/views/inventory/inventory/index.html.erb

@@ -1,17 +1,22 @@
-# Hello Inventory
-<div class="row">
-  <div class="col-lg-8 col-md-8 col-sm-8">
 
+ <div class="row">
+  <div class="col-lg-10 col-md-10 col-sm-10">
+      <%= render 'inventory_list' %>
   </div>
-  <div class="col-lg-4 col-md-4 col-sm-4">
+  <div class="col-lg-2 col-md-2 col-sm-2">
-    <button id="refreshbutton" type="button" class="btn btn-block"> Inventory Product Lists</button>
-    <button id="cash_in" type="button" class="btn btn-block btn-primary"> Stock Taking </button>
-    <button id="cash_out" type="button" class="btn btn-block btn-primary"> Stock Check Report</button>
-
     <%if current_login_employee.role == "administrator" || current_login_employee.role == "manager" %>
-       <button id="back" type="button" class="btn btn-block btn-primary"><i class="fa fa-home fa-lg"></i> Back
+       <button id="back" type="button" class="btn btn-block btn-primary"> Back </button>
-       </button>
     <%end%>
-
+    <button id="stock_taking" type="button" class="btn btn-block btn-primary"> Stock Taking </button>
+    <button id="stock_check_report" type="button" class="btn btn-block btn-primary"> Stock Check Report</button>
   </div>
 </div>
+
+<script>
+$('#stock_taking').on('click',function(){
+  window.location.href = '/inventory/stock_checks';
+})
+$('#stock_check_report').on('click', function(){
+  window.location.href = '';
+})
+</script>

app/views/inventory/inventory_definitions/_form.html.erb

@@ -1,10 +1,15 @@
-<%= simple_form_for(@inventory_definition) do |f| %>
+
+<%= simple_form_for([:inventory,@inventory_definition]) do |f| %>
   <%= f.error_notification %>
 
   <div class="form-inputs">
+    <%= f.input :item_code %>
+    <%= f.input :min_order_level %>
+    <%= f.input :max_stock_level %>
   </div>
 
   <div class="form-actions">
     <%= f.button :submit %>
   </div>
+
 <% end %>

app/views/inventory/inventory_definitions/new.html.erb

@@ -1,5 +1,11 @@
-<h1>New Inventory Definition</h1>
 
-<%= render 'form', inventory_definition: @inventory_definition %>
+<div class="span12">
-
+		<div class="page-header">
-<%= link_to 'Back', inventory_definitions_path %>
+		 <ul class="breadcrumb">
+		   	<li><a href="<%= root_path %>">Home</a></li>
+  			<li><a href="<%= inventory_path %>">Product Inventory</a></li>
+		  	<li>New</li>
+		 </ul>
+		</div>
+    <%= render 'form', inventory: @inventory_definition %>
+</div>

app/views/inventory/stock_checks/index.html.erb

@@ -1,25 +1,53 @@
-<p id="notice"><%= notice %></p>
+<div class="row">
+  <div class="col-md-6">
+    <div class="row">
+      <div class="col-md-12">
+        <button class="btn btn-primary pull-right" style='margin-bottom:2px;'> Finish </button>
+      </div>
+    </div>
+    <div class="row">
+      <div class="col-md-12">
+        <table class="table table-striped">
+          <tr>
+            <th>#</th>
+            <th>Product</th>
+            <th>Balance</th>
+          </tr>
+        </table>
+      </div>
+    </div>
+    <hr>
+    <div class="row">
+      <div class="col-md-7">
+        <input type='text' class='form-control' placeholder="Product Name"></input>
+      </div>
+      <div class="col-md-3">
+        <input type='text' class='form-control' placeholder="Qty"></input>
+      </div>
 
-<h1>Stock Checks</h1>
+      <div class="col-md-2">
+        <button class="btn btn-primary"> Save </button>
+      </div>
+    </div>
+  </div>
 
-<table>
+  <div class="col-md-6">
-  <thead>
+    <div class="row">
-    <tr>
+      <div class="col-md-12">
-      <th colspan="3"></th>
+        <table class="table table-striped">
-    </tr>
+          <tr>
-  </thead>
+            <th>#</th>
-
+            <th>Product</th>
-  <tbody>
+            <th>Balance</th>
-    <% @stock_checks.each do |stock_check| %>
+            <th>Different</th>
-      <tr>
+          </tr>
-        <td><%= link_to 'Show', stock_check %></td>
+        </table>
-        <td><%= link_to 'Edit', edit_stock_check_path(stock_check) %></td>
+      </div>
-        <td><%= link_to 'Destroy', stock_check, method: :delete, data: { confirm: 'Are you sure?' } %></td>
+    </div>
-      </tr>
+    <div class="row">
-    <% end %>
+      <div class="col-md-12">
-  </tbody>
+        <button class="btn btn-primary"> Save to journal</button>
-</table>
+      </div>
-
+    </div>
-<br>
+  </div>
-
+</div>
-<%= link_to 'New Stock Check', new_stock_check_path %>

app/views/layouts/inventory.html.erb

@@ -9,7 +9,7 @@
     <title>SmartSales : Restaurant</title>
     <%= csrf_meta_tags %>
 
-    <%= stylesheet_link_tag    'inventory', media: 'all', 'data-turbolinks-track': 'reload' %>
+    <%= stylesheet_link_tag    'origami', media: 'all', 'data-turbolinks-track': 'reload' %>
     <%= javascript_include_tag 'application', 'data-turbolinks-track': 'reload' %>
      <%= stylesheet_link_tag    'jquery-confirm', media: 'all', 'data-turbolinks-track': 'reload' %>
     <%= javascript_include_tag 'jquery-confirm', 'data-turbolinks-track': 'reload' %>

config/routes.rb

@@ -327,7 +327,7 @@ Rails.application.routes.draw do
   # ----------- Inventory ---------------------------
 
   namespace :inventory do
-    get 'inventory' => 'inventory#index'
+    get '/' => 'inventory#index'
     resources :stock_check_items
     resources :stock_checks
     resources :stock_journals

db/migrate/20170824110103_create_inventory_definitions.rb

@@ -4,6 +4,8 @@ class CreateInventoryDefinitions < ActiveRecord::Migration[5.1]
       t.string :item_code
       t.integer :min_order_level, :default => 0
       t.integer :max_stock_level, :default => 0
+      t.integer :created_by
+      t.boolean :is_active, :default => true
       t.timestamps
     end
   end