From 2b8af230b517003b3e2eacbdc40e0371468730fe Mon Sep 17 00:00:00 2001
From: ayush-billore <ayush.billore@progress.com>
Date: Tue, 14 Nov 2023 10:55:06 +0530
Subject: [PATCH] add feature flag changes

Signed-off-by: ayush-billore <ayush.billore@progress.com>
---
 .../app/helpers/feature_flag_helper.rb        |  12 +-
 .../app/views/application/_analytics.html.erb | 110 +++++++++---------
 .../app/views/layouts/application.html.erb    |   6 +-
 3 files changed, 70 insertions(+), 58 deletions(-)

diff --git a/src/supermarket/app/helpers/feature_flag_helper.rb b/src/supermarket/app/helpers/feature_flag_helper.rb
index 3fe0b81aba..313f20371a 100644
--- a/src/supermarket/app/helpers/feature_flag_helper.rb
+++ b/src/supermarket/app/helpers/feature_flag_helper.rb
@@ -1,5 +1,13 @@
 module FeatureFlagHelper
-  def air_gapped?
-    ENV["AIR_GAPPED"] == "true"
+  def gtag_enabled?
+    ENV["ENABLE_GTAG"] == "true"
+  end
+
+  def gtm_enabled?
+    ENV["ENABLE_GTM"] == "true"
+  end
+
+  def onetrust_enabled?
+    ENV["ENABLE_ONETRUST"] == "true"
   end
 end
diff --git a/src/supermarket/app/views/application/_analytics.html.erb b/src/supermarket/app/views/application/_analytics.html.erb
index 7cc115abf6..5583c77bd3 100644
--- a/src/supermarket/app/views/application/_analytics.html.erb
+++ b/src/supermarket/app/views/application/_analytics.html.erb
@@ -1,33 +1,37 @@
-<!-- Google Tag Manager conditional -->
-<%= javascript_tag nonce: content_security_policy_nonce do %>
-  var oneTrustHelper = (function () {
-    function evalGTMScript() {
-      var gtmScript = document.getElementById("GTMScript");
-      gtmScript.type = "text/javascript";
-      gtmScript.classList.remove("optanon-category-1");
-      eval(gtmScript.innerHTML);
-    };
+<% if gtm_enabled? %>
+  <!-- Google Tag Manager conditional -->
+  <%= javascript_tag nonce: content_security_policy_nonce do %>
+    var oneTrustHelper = (function () {
+      function evalGTMScript() {
+        var gtmScript = document.getElementById("GTMScript");
+        gtmScript.type = "text/javascript";
+        gtmScript.classList.remove("optanon-category-1");
+        eval(gtmScript.innerHTML);
+      };
 
-    return {
-      gtmFallback: function () {
-        console.warn('OneTrust not loaded.');
-        if (document.readyState !== 'loading') {
-          evalGTMScript();
-        } else {
-          document.addEventListener('readystatechange', function () {
-            if (document.readyState === 'interactive') {
-              evalGTMScript();
-            }
-          });
-        };
-      }
-    };
-  })();
+      return {
+        gtmFallback: function () {
+          console.warn('OneTrust not loaded.');
+          if (document.readyState !== 'loading') {
+            evalGTMScript();
+          } else {
+            document.addEventListener('readystatechange', function () {
+              if (document.readyState === 'interactive') {
+                evalGTMScript();
+              }
+            });
+          };
+        }
+      };
+    })();
+  <% end %>
 <% end %>
 
-<script async src="https://cdn.cookielaw.org/consent/e231efa5-3ed9-4b92-96bc-f4c0872ca486/otSDKStub.js"  type="text/javascript" charset="UTF-8" data-domain-script="e231efa5-3ed9-4b92-96bc-f4c0872ca486" onerror="oneTrustHelper.gtmFallback()"></script>
+<% if onetrust_enabled? %>
+  <script async src="https://cdn.cookielaw.org/consent/e231efa5-3ed9-4b92-96bc-f4c0872ca486/otSDKStub.js"  type="text/javascript" charset="UTF-8" data-domain-script="e231efa5-3ed9-4b92-96bc-f4c0872ca486" onerror="oneTrustHelper.gtmFallback()"></script>
+<% end %>
 
-<% if ENV['GTM_ID'] %>
+<% if gtm_enabled? && ENV['GTM_ID'] %>
   <!-- Google Tag Manager -->
   <%= javascript_tag type: "text/plain", id: "GTMScript", class: "optanon-category-1" do %>
     (function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
@@ -35,36 +39,38 @@
     j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
     'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
     })(window,document,'script','dataLayer','<%= ENV['GTM_ID'] %>');
-  <% end %>  
+  <% end %>
 <% end %>
 
-<!-- GTag conditional -->
-<%= javascript_tag nonce: content_security_policy_nonce do %>
-  var oneTrustHelper = (function () {
-    function evalGTagScript() {
-      var gtScript = document.getElementById("GTagScript");
-      gtScript.type = "text/javascript";
-      gtScript.classList.remove("optanon-category-2");
-      eval(gtScript.innerHTML);
-    };
-    return {
-      gtagFallback: function () {
-        console.warn('OneTrust not loaded.');
-        if (document.readyState !== 'loading') {
-          evalGTagScript();
-        } else {
-          document.addEventListener('readystatechange', function () {
-            if (document.readyState === 'interactive') {
-              evalGTagScript();
-            }
-          });
-        };
-      }
-    };
-  })();
+<% if gtag_enabled? %>
+  <!-- GTag conditional -->
+  <%= javascript_tag nonce: content_security_policy_nonce do %>
+    var oneTrustHelper = (function () {
+      function evalGTagScript() {
+        var gtScript = document.getElementById("GTagScript");
+        gtScript.type = "text/javascript";
+        gtScript.classList.remove("optanon-category-2");
+        eval(gtScript.innerHTML);
+      };
+      return {
+        gtagFallback: function () {
+          console.warn('OneTrust not loaded.');
+          if (document.readyState !== 'loading') {
+            evalGTagScript();
+          } else {
+            document.addEventListener('readystatechange', function () {
+              if (document.readyState === 'interactive') {
+                evalGTagScript();
+              }
+            });
+          };
+        }
+      };
+    })();
+  <% end %>
 <% end %>
 
-<% if ENV['GOOGLE_ANALYTICS_ID'] %>
+<% if gtag_enabled? && ENV['GOOGLE_ANALYTICS_ID'] %>
   <!-- Global site tag (gtag.js) - Google Analytics -->
   <script async src="https://www.googletagmanager.com/gtag/js?id=<%= ENV['GOOGLE_ANALYTICS_ID'] %>"></script>
   <%= javascript_tag nonce: content_security_policy_nonce do %>
diff --git a/src/supermarket/app/views/layouts/application.html.erb b/src/supermarket/app/views/layouts/application.html.erb
index 73c2e91c8b..024f7f1886 100644
--- a/src/supermarket/app/views/layouts/application.html.erb
+++ b/src/supermarket/app/views/layouts/application.html.erb
@@ -18,12 +18,10 @@
       <%= stylesheet_link_tag "//fonts.googleapis.com/css?family=Montserrat:400,700" %>
     <% end %>
     <%= csrf_meta_tags %>
-    <% unless air_gapped? %>
-      <%= render 'application/analytics' %>
-    <% end %>
+    <%= render 'application/analytics' %>
   </head>
   <body class="<%= controller.controller_name %>">
-    <% if ENV['GTM_ID'] && air_gapped? %>
+    <% if gtm_enabled? && ENV['GTM_ID'] %>
       <!-- Google Tag Manager (noscript) -->
       <noscript><iframe src="https://www.googletagmanager.com/ns.html?id=<%= ENV['GTM_ID'] %>" height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
       <!-- End Google Tag Manager (noscript) -->