diff --git a/app/assets/javascripts/callbacks.js.coffee b/app/assets/javascripts/callbacks.js.coffee
deleted file mode 100644
index 24f83d1..0000000
--- a/app/assets/javascripts/callbacks.js.coffee
+++ /dev/null
@@ -1,3 +0,0 @@
-# Place all the behaviors and hooks related to the matching controller here.
-# All this logic will automatically be available in application.js.
-# You can use CoffeeScript in this file: http://coffeescript.org/
diff --git a/app/assets/stylesheets/callbacks.css.scss b/app/assets/stylesheets/callbacks.css.scss
deleted file mode 100644
index e4c4d53..0000000
--- a/app/assets/stylesheets/callbacks.css.scss
+++ /dev/null
@@ -1,3 +0,0 @@
-// Place all the styles related to the callbacks controller here.
-// They will automatically be included in application.css.
-// You can use Sass (SCSS) here: http://sass-lang.com/
diff --git a/app/controllers/callbacks_controller.rb b/app/controllers/callbacks_controller.rb
deleted file mode 100644
index ee64347..0000000
--- a/app/controllers/callbacks_controller.rb
+++ /dev/null
@@ -1,101 +0,0 @@
-class CallbacksController < ApplicationController
-
-  def index
-    tkn = Token.first
-
-    if tkn.nil?
-      redirect_to "/auth/google" and return
-    else
-      if tkn['spreadsheet_id'].nil?
-        @ws = getSheet(tkn)
-        render action: 'create'  and return
-      end
-    end
-    @sheets = Token.all.to_a
-  end
-
-  def omniauth
-    tkn                   = Token.new
-    auth_token            = request.env["omniauth.auth"].fetch("credentials")
-    tkn["access_token"]   = auth_token.fetch("token")
-    tkn["refresh_token"]  = auth_token.fetch("refresh_token")
-    tkn["expires_at"]     = auth_token.fetch("expires_at")
-
-    if tkn.save
-      @ws = getSheet(tkn)
-    else
-      @ws = {error: "not able to save"}
-    end
-
-    render action: 'create' and return
-  end
-
-  def getSheet(tkn)
-    client      = Google::APIClient.new
-    client.authorization.access_token = tkn['access_token']
-    drive       = client.discovered_api('drive', 'v2')
-
-    wks         = client.execute( 
-                      api_method: drive.files.list, 
-                      parameters: {},
-                      headers: {'Content-Type'=>'application/json'}
-                    )
-    JSON.parse(wks.data.to_json)
-  end
-
-  def setSheet
-    tkn = Token.first
-    tkn['spreadsheet_id'] = params['id']
-    tkn.save
-
-    insertEmailInDatabase(tkn)
-
-    redirect_to users_path
-  end
-
-  def insertEmailInDatabase(tkn)
-    @tkn      = tkn
-    session   = GoogleDrive.login_with_oauth(@tkn["access_token"])
-    @ws       = session.spreadsheet_by_key(@tkn['spreadsheet_id']).worksheets[0]
-
-    rowcount  = @ws.rows.count
-
-    (rowcount).times do |i|
-      User.create(email_id:       @ws[i + 1, 1],
-                  is_subscribed:  true,
-                  joined_on:      Date.today,
-                  source:         "Google Spreadsheet")
-    end
-
-  end
-
-  def refresh_token(tkn)
-    data = {
-        client_id:      ENV['GOOGLE_ID'],
-        client_secret:  ENV['GOOGLE_KEY'],
-        refresh_token:  tkn['refresh_token'],
-        grant_type:     'refresh_token'
-    }
-    re = ActiveSupport::JSON.decode(RestClient.post 'https://accounts.google.com/o/oauth2/token', data)
-
-    sheets                 = Token.where(spreadsheet_id: tkn['spreadsheet_id'])[0]
-    sheets['access_token'] = re['access_token']
-    sheets['expires_at']   = (Time.now + re['expires_in'].second).localtime
-    sheets.save
-
-    re
-  end
-
-  def update
-    tkn       = Token.where(spreadsheet_id: params['id'])
-    @tkn = tkn[0]
-    unless Time.now > tkn[0]['expires_at']
-      @ref    = refresh_token tkn[0]
-    end
-    tkn       = Token.where(spreadsheet_id: params['id'])
-    insertEmailInDatabase(tkn[0])
-    redirect_to users_path
-    #render action: 'test'
-  end
-
-end
diff --git a/app/controllers/home_controller.rb b/app/controllers/home_controller.rb
index 8d69641..95f2992 100644
--- a/app/controllers/home_controller.rb
+++ b/app/controllers/home_controller.rb
@@ -1,22 +1,4 @@
 class HomeController < ApplicationController
   def index
   end
-
-  def add_from_google
-    @sheets                             =  Token.first
-    @client                             = Google::APIClient.new
-    @client.authorization.access_token  = @sheets['access_token']
-    @client.authorization.client_id     = ENV["GOOGLE_ID"]
-    @client.authorization.client_secret = ENV["GOOGLE_KEY"]
-    @client.authorization.refresh_token = @sheets["refresh_token"]
-    @re                                 = @client.auto_refresh_token
-    #session     = GoogleDrive.login_with_oauth(tkn["access_token"])
-    drive                               = @client.discovered_api('drive', 'v2')
-
-    @wks                                = @client.execute( 
-                                            api_method: drive.files.watch, 
-                                            parameters: {fileId: @sheets["spreadsheet_id"]},
-                                            headers: {'Content-Type'=>'application/json'}
-                                          )
-  end
 end
diff --git a/app/models/token.rb b/app/models/token.rb
deleted file mode 100644
index a356603..0000000
--- a/app/models/token.rb
+++ /dev/null
@@ -1,8 +0,0 @@
-class Token
-  include Mongoid::Document
-
-  field :spreadsheet_id, type: String
-  field :refresh_token,  type: String
-  field :expires_at,     type: Time
-  field :access_token,   type: String
-end
\ No newline at end of file
diff --git a/app/views/callbacks/create.html.haml b/app/views/callbacks/create.html.haml
deleted file mode 100644
index 416830f..0000000
--- a/app/views/callbacks/create.html.haml
+++ /dev/null
@@ -1,4 +0,0 @@
--count = @ws["items"].count
--count.times do |i|
-  =link_to @ws["items"][i]["title"], set_sheet_path(@ws["items"][i]["id"]) if @ws["items"][i]["mimeType"].include?("spreadsheet")
-  %br
\ No newline at end of file
diff --git a/app/views/callbacks/createv1.html.erb b/app/views/callbacks/createv1.html.erb
deleted file mode 100644
index 2cdb756..0000000
--- a/app/views/callbacks/createv1.html.erb
+++ /dev/null
@@ -1,9 +0,0 @@
-<% #@ws['items'].each do |i| %>
-  <% #i.each do |j| %>
-    <%#=j%>
-  <%# end %>
-<%# end %>
-
-<% @ws['items'].each do |i| %>
-  <%= link_to i['title'], set_sheet_path(i['id']) if i['mimeType'].include?("spreadsheet") %><br>
-<% end %>
\ No newline at end of file
diff --git a/app/views/callbacks/failure.html.haml b/app/views/callbacks/failure.html.haml
deleted file mode 100644
index 2395e1d..0000000
--- a/app/views/callbacks/failure.html.haml
+++ /dev/null
@@ -1 +0,0 @@
-this is callbacks#failure
\ No newline at end of file
diff --git a/app/views/callbacks/index.html.haml b/app/views/callbacks/index.html.haml
deleted file mode 100644
index 42a9da8..0000000
--- a/app/views/callbacks/index.html.haml
+++ /dev/null
@@ -1,14 +0,0 @@
-=@msg
-=#debug @ref
-
-%br
-= Time.now
-%table.table
-  -@sheets.count.times do |i|
-    %tr
-      %td
-        = @sheets[i]["access_token"]
-      %td
-        = link_to "Update", callback_update_path(@sheets[i]["spreadsheet_id"])
-      %td
-        = @sheets[i]["expires_at"]        
\ No newline at end of file
diff --git a/app/views/callbacks/setSheet.html.erb b/app/views/callbacks/setSheet.html.erb
deleted file mode 100644
index 3fd2d7a..0000000
--- a/app/views/callbacks/setSheet.html.erb
+++ /dev/null
@@ -1,5 +0,0 @@
-<% @ws.rows.each do |r| %>
-  <% r.each do |c| %>
-    <%= c %><br>
-  <%end%>
-<%end%>
\ No newline at end of file
diff --git a/app/views/callbacks/test.html.haml b/app/views/callbacks/test.html.haml
deleted file mode 100644
index d3356e4..0000000
--- a/app/views/callbacks/test.html.haml
+++ /dev/null
@@ -1,4 +0,0 @@
-=debug @tkn
-=debug @ref.class
-=debug @ref
-=debug @tkn['expires_at'].localtime
\ No newline at end of file
diff --git a/app/views/create.html.erb b/app/views/create.html.erb
deleted file mode 100644
index 2cdb756..0000000
--- a/app/views/create.html.erb
+++ /dev/null
@@ -1,9 +0,0 @@
-<% #@ws['items'].each do |i| %>
-  <% #i.each do |j| %>
-    <%#=j%>
-  <%# end %>
-<%# end %>
-
-<% @ws['items'].each do |i| %>
-  <%= link_to i['title'], set_sheet_path(i['id']) if i['mimeType'].include?("spreadsheet") %><br>
-<% end %>
\ No newline at end of file
diff --git a/app/views/failure.html.erb b/app/views/failure.html.erb
deleted file mode 100644
index 812fb59..0000000
--- a/app/views/failure.html.erb
+++ /dev/null
@@ -1 +0,0 @@
-this is callbacks#failure
diff --git a/app/views/home/add_from_google.html.haml b/app/views/home/add_from_google.html.haml
deleted file mode 100644
index 47f8914..0000000
--- a/app/views/home/add_from_google.html.haml
+++ /dev/null
@@ -1,7 +0,0 @@
-=@sheets["spreadsheet_id"]
-%br
-=#@client.authorization.methods
-=debug @re
-%br
-
-=#debug @wks
\ No newline at end of file
diff --git a/app/views/setSheet.html.erb b/app/views/setSheet.html.erb
deleted file mode 100644
index 3fd2d7a..0000000
--- a/app/views/setSheet.html.erb
+++ /dev/null
@@ -1,5 +0,0 @@
-<% @ws.rows.each do |r| %>
-  <% r.each do |c| %>
-    <%= c %><br>
-  <%end%>
-<%end%>
\ No newline at end of file
diff --git a/spec/controllers/callbacks_controller_spec.rb b/spec/controllers/callbacks_controller_spec.rb
deleted file mode 100644
index 08d5496..0000000
--- a/spec/controllers/callbacks_controller_spec.rb
+++ /dev/null
@@ -1,5 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe CallbacksController, :type => :controller do
-
-end
diff --git a/spec/factories/tokens.rb b/spec/factories/tokens.rb
deleted file mode 100644
index 37cbfd0..0000000
--- a/spec/factories/tokens.rb
+++ /dev/null
@@ -1,6 +0,0 @@
-# Read about factories at https://github.com/thoughtbot/factory_girl
-
-FactoryGirl.define do
-  factory :token do
-  end
-end
diff --git a/spec/helpers/callbacks_helper_spec.rb b/spec/helpers/callbacks_helper_spec.rb
deleted file mode 100644
index d10c6fd..0000000
--- a/spec/helpers/callbacks_helper_spec.rb
+++ /dev/null
@@ -1,15 +0,0 @@
-require 'rails_helper'
-
-# Specs in this file have access to a helper object that includes
-# the CallbacksHelper. For example:
-#
-# describe CallbacksHelper do
-#   describe "string concat" do
-#     it "concats two strings with spaces" do
-#       expect(helper.concat_strings("this","that")).to eq("this that")
-#     end
-#   end
-# end
-RSpec.describe CallbacksHelper, :type => :helper do
-  pending "add some examples to (or delete) #{__FILE__}"
-end
diff --git a/spec/models/token_spec.rb b/spec/models/token_spec.rb
deleted file mode 100644
index 76bf2eb..0000000
--- a/spec/models/token_spec.rb
+++ /dev/null
@@ -1,5 +0,0 @@
-require 'rails_helper'
-
-RSpec.describe Token, :type => :model do
-  pending "add some examples to (or delete) #{__FILE__}"
-end