add check_uuid_url to codeharbor_link

app/assets/javascripts/codeharbor_link.js

@@ -28,17 +28,8 @@ $(document).on('turbolinks:load', function() {
                 return replace(Array(32).join('x'));
             });
 
-
-            $('.generate-client-id').on('click', function () {
-                $('.client-id').val(generateUUID());
-            });
-
-            $('.generate-client-secret').on('click', function () {
-                $('.client-secret').val(generateRandomHex32());
-            });
-
-            $('.generate-oauth2-token').on('click', function () {
-                $('.oauth2-token').val(generateRandomHex32())
+            $('.generate-api_key').on('click', function () {
+                $('.api_key').val(generateRandomHex32())
             });
         }
     }

app/assets/javascripts/exercises.js.erb

@@ -261,18 +261,16 @@ $(document).on('turbolinks:load', function() {
     var $messageDiv = $exerciseDiv.children('.export-message');
     var $actionsDiv = $exerciseDiv.children('.export-exercise-actions');
 
-    $messageDiv.html('requesting status');
-    $actionsDiv.html('spinning');
+    $messageDiv.removeClass('export-failure');
+
+    $messageDiv.html('<%= I18n.t('exercises.export_codeharbor.checking_codeharbor') %>');
+    $actionsDiv.html('<div class="spinner-border"></div>');
 
     return $.ajax({
       type: 'POST',
       url: '/exercises/' + exerciseID + '/export_external_check',
       dataType: 'json',
       success: function(response) {
-        if (response.error) {
-          $messageDiv.html(response.error);
-          $actionsDiv.html('Retry?');
-        }
         $messageDiv.html(response.message);
         return $actionsDiv.html(response.actions);
       },
@@ -380,7 +378,6 @@ $(document).on('turbolinks:load', function() {
       observeExecutionEnvironment();
       observeUnpublishedState();
       overrideTextareaTabBehavior();
-
     } else if ($('#files.jstree').isPresent()) {
         var fileTypeSelect = $('#code_ocean_file_file_type_id');
         fileTypeSelect.on("change", function() {updateFileTemplates(fileTypeSelect.val())});

app/assets/stylesheets/exercises.css.scss

@@ -179,8 +179,11 @@ a.file-heading {
 
 #export-modal {
   .modal-content {
-    min-height: unset;
-    height: 300px;
+    min-height: 300px;
+  }
+
+  .modal-body {
+    overflow: auto;
   }
 }