add view on blockchain button

src/js/controllers/modals/txDetails.js

@@ -191,6 +191,14 @@ angular.module('copayApp.controllers').controller('txDetailsController', functio
   //   });
   // };
 
+  $scope.viewOnBlockchain = function() {
+    var btx = $scope.btx;
+    var url = 'https://' + ($scope.getShortNetworkName() == 'test' ? 'test-' : '') + 'insight.bitpay.com/tx/' + btx.txid;
+    var title = 'View Transaction on Insight';
+    var message = 'Would you like to view this transaction on the Insight blockchain explorer?';
+    $scope.openExternalLink(url, true, title, message, 'Open Insight', 'Go back');
+  };
+
   $scope.openExternalLink = function(url, optIn, title, message, okText, cancelText) {
     externalLinkService.open(url, optIn, title, message, okText, cancelText);
   };

src/sass/views/includes/txp-details.scss

@@ -235,4 +235,11 @@
     color: $item-label-color;
     padding: 1rem 2rem;
   }
+
+  .view-on-blockchain-btn {
+    //background: #EDEDED;
+    background: #e8e7e7;
+    color: rgba(58, 58, 58, .6);
+    margin-bottom: 1.5rem;
+  }
 }

www/views/modals/tx-details.html

@@ -95,9 +95,18 @@
         </div>
       </div>
 
-
     </div>
 
+    <!-- <button>
+      View on blockchain
+    </button> -->
+
+    <!-- <div class="zero-state-cta"> -->
+      <button class="view-on-blockchain-btn button button-standard button-primary" ng-click="viewOnBlockchain()" translate>
+        View on blockchain
+      </button>
+    <!-- </div> -->
+
 
   </ion-content>
 </ion-view>