Merge pull request #305 from amitk/export_data_to_csv

Export data to csv[#296]

app/assets/stylesheets/admin/redeem_requests.scss

@@ -3,4 +3,8 @@
 // You can use Sass (SCSS) here: http://sass-lang.com/
 .slide{
 	float: right;
+}
+
+.btn.btn-primary.glyphicon.glyphicon-download{
+  float: right;
 }

app/controllers/admin/redeem_requests_controller.rb

@@ -2,13 +2,11 @@ class Admin::RedeemRequestsController < ApplicationController
   include Admin::RedeemRequestsHelper
   before_action :authenticate_user!
   before_action :authenticate_admin!
+  before_action :load_redeem_request, only: [:index, :download] 
 
 
   def index
-    #status(false) = status(Open)
-    #status(true) = status(Close)
-    @status = params[:status] ? params[:status] : false
-    @redeem_requests = RedeemRequest.where(:status => @status).desc(:created_at).page(params[:page])
+    @redeem_requests = @redeem_requests.page(params[:page])
     if request.xhr?
       respond_to do|format|
         format.js
@@ -32,10 +30,28 @@ def destroy
     redirect_to admin_redeem_requests_path
   end
 
+  def download
+    csv_string = CSV.generate do |csv|
+      csv << ["User", "Gift Shop", "Store", "Points", "Cost", "Date", "Coupon Code", "Address", "Status"]
+      @redeem_requests.each do |redeem_request|
+        csv << [redeem_request.user.email, redeem_request.retailer, redeem_request.store,
+          redeem_request.points, redeem_request.points/REDEEM['one_dollar_to_points'],
+          redeem_request.updated_at.strftime(fmt='%F %T'), redeem_request.coupon_code,
+          redeem_request.address, redeem_request.status]
+      end
+    end         
+   send_data csv_string, type: 'text/csv; header = present;', disposition: "filename = requests.csv"
+  end
+
   private
 
   def redeem_params
     params.fetch(:redeem_request).permit(:coupon_code, :comment, :points, :status)
   end
 
+  def load_redeem_request
+    @status = params[:status] || false
+    @redeem_requests = RedeemRequest.where(status: @status).desc(:created_at)
+  end
+
 end

app/helpers/admin/redeem_requests_helper.rb

@@ -1,7 +1,7 @@
 module Admin::RedeemRequestsHelper
 
   def total_capital_of_points
-    RedeemRequest.where(status: false).sum(:points)/10
+    RedeemRequest.where(status: false).sum(:points)/REDEEM['one_dollar_to_points']
   end
 
 end

app/views/admin/redeem_requests/_redeem_request.html.haml

@@ -7,6 +7,7 @@
       = redeem_request.retailer.upcase
   %td= redeem_request.store? ? redeem_request.store.upcase : "NA"
   %td= redeem_request.points
+  %td= redeem_request.points/10
   %td= redeem_request.created_at.strftime('%D %T')
   %td= redeem_request.coupon_code
   %td= redeem_request.address

app/views/admin/redeem_requests/_tagtable.html.haml

@@ -4,6 +4,7 @@
     %th.col-xs-1 Gift Shop
     %th.col-xs-1 Store
     %th.col-xs-1 Points
+    %th.col-xs-1 Cost($)
     %th.col-xs-2 Date
     %th.col-xs-2 Coupon Code
     %th.col-xs-1 Address

app/views/admin/redeem_requests/index.html.haml

@@ -1,10 +1,15 @@
 %section.content-header
-  %h1
+  %h1 
     Redeem Requests
     %span.badge $ #{total_capital_of_points}
     %label.slide
       %input.check#redeem{checked: 'checked', name: 'status', type: 'checkbox', data: {toggle: 'toggle', width: '100', height: '40', on: 'Status Open', off: 'Status Close'}}
       #console-event
+    = link_to download_admin_redeem_requests_path(:status => "true"), class: "btn btn-primary glyphicon glyphicon-download" do
+      %b Completed
+    = link_to download_admin_redeem_requests_path(:status => "false"), class: "btn btn-primary glyphicon glyphicon-download" do
+      %b Active
+
 %section.content
   .row
     .col-xs-12
@@ -26,4 +31,4 @@
           = f.input :status, as: :select, collection: { 'Closed' => 'true', 'Open' => 'false'}, include_blank: false
         .modal-footer
           %button.btn.btn-default{'data-dismiss' => 'modal', :type => 'button'} Cancel
-          %button.btn.btn-primary{:type => 'submit'} Save
+          %button.btn.btn-primary{:type => 'submit'} Save

config/application.rb

@@ -1,5 +1,6 @@
 require File.expand_path('../boot', __FILE__)
 
+require 'csv'
 require 'rails'
 # Pick the frameworks you want:
 require 'active_model/railtie'

config/routes.rb

@@ -60,7 +60,11 @@
       get :mark_as_close
     end
 
-    resources :redeem_requests, only: [:index, :update, :destroy]
+    resources :redeem_requests, only: [:index, :update, :destroy] do
+      collection do
+        get :download
+      end
+    end
 
     resources :ignored_files, except: [:show] do
       get :search, on: :collection

test/controllers/admin/redeem_requests_controller_test.rb

@@ -80,7 +80,70 @@ class Admin::RedeemRequestsControllerTest < ActionController::TestCase
     assert_not_nil assigns(:status)
     assert_equal redeem_request.count, 3
   end
-
+
+  test "should generate a csv file" do
+    seed_data
+    redeem_request = create(:redeem_request, :points => 100, user: @user)
+    get :download, params: { :status => "false" }
+    assert_response :success
+    assert_equal "text/csv; header = present;", response.content_type
+    get :download, params: { :status => "true" }
+    assert_response :success
+    assert_equal "text/csv; header = present;", response.content_type
+  end
+
+  test "check header of csv file for status false" do
+    seed_data
+    redeem_request = create(:redeem_request, :points => 100, user: @user)
+    get :download, params: { :status => "false" }
+    assert_response :success
+    attr = "User,Gift Shop,Store,Points,Cost,Date,Coupon Code,Address,Status".split(',')
+    csv = CSV.parse response.body
+    assert_equal csv[0],attr
+  end
+
+  test "check header of csv file for status true" do
+    seed_data
+    redeem_request = create(:redeem_request, :points => 100, user: @user)
+    get :download, params: { :status => "true" }
+    assert_response :success
+    attr = "User,Gift Shop,Store,Points,Cost,Date,Coupon Code,Address,Status".split(',')
+    csv = CSV.parse response.body
+    assert_equal csv[0],attr
+  end
+
+  test "check fields of csv file for status true" do
+    seed_data
+    gift_shop = ["github","amazon","other"]
+    store = [nil,"amazon.com","amazon.in","amazon.uk"]
+    status = ["false","true"]
+    redeem_request = create(:redeem_request, :points => 100, user: @user)
+    get :download, params: { :status => "true" }
+    assert_response :success
+    csv = CSV.parse response.body
+    assert_includes gift_shop, csv[1][1]
+    assert_includes store, csv[1][2]
+    assert_kind_of Fixnum, csv[1][3].to_i
+    assert_not_equal csv[1][3].to_i, csv[1][4].to_i
+    assert_includes status, csv[1][8]
+  end
+
+  test "check fields of csv file for status false" do
+    seed_data
+    gift_shop = ["github","amazon","other"]
+    store = [nil,"amazon.com","amazon.in","amazon.uk"]
+    status = ["false","true"]
+    redeem_request = create(:redeem_request, :points => 100, user: @user)
+    get :download, params: {:status => "false"}
+    assert_response :success
+    csv = CSV.parse response.body
+    assert_includes gift_shop, csv[1][1]
+    assert_includes store, csv[1][2]
+    assert_kind_of Fixnum, csv[1][3].to_i
+    assert_not_equal csv[1][3].to_i, csv[1][4].to_i
+    assert_includes status, csv[1][8]
+  end
+
   def seed_data
     round = create(:round, :status => 'open')
     role = create(:role, :name => 'Admin')

test/helpers/admin/redeem_requests_helper_test.rb

@@ -1,4 +1,20 @@
 require "test_helper"
 
 class Admin::RedeemRequestsHelperTest < ActionView::TestCase
+
+  test "check worth of points" do
+    seed_data
+    redeem_request = create(:redeem_request,:points => 100, user: @user)
+    total_capital = redeem_request.points/10
+    assert_equal total_capital, total_capital_of_points
+  end
+
+  def seed_data
+    round = create(:round, :status => 'open')
+    role = create(:role, :name => 'Admin')
+    @user = create(:user, goal: create(:goal))
+    @user.roles << role
+    transaction = create(:transaction, :type => 'credit', :points => 120, user: @user)
+  end
+
 end