begin re-implementation of auto-populate feature

awx/ui/client/src/shared/directives.js

@@ -463,11 +463,51 @@ angular.module('AWDirectives', ['RestServices', 'Utilities', 'JobsHelper'])
     return {
         require: 'ngModel',
         link: function(scope, elm, attrs, fieldCtrl) {
-
             let query,
                 basePath,
                 defer = $q.defer();
 
+            // Auto-populating related fields when there is only 1 relatable entry isn't mission critical.
+            // Therefore, don't display an error message if the get request fails. 
+            function _doAutoPopulate() {
+                let modelKey = attrs.ngModel;
+                let modelName = attrs.source;
+                let query = '';
+
+                // TODO: We can't fully rely on basePath. For example, the "Add Credentials" form sets the basePath
+                // to something like admin_of_organizations. Instead, we should probably just use the model name.
+                // At the time, we need to account for admin_of_organizations to determine if we auto-populate org
+                // on the cred add page.
+                basePath = GetBasePath(elm.attr('data-basePath')) || elm.attr('data-basePath');
+
+                switch(modelName) {
+                    case 'credential':
+                        query = '?kind=ssh';
+                        break;
+                    case 'network_credential':
+                        query = '?kind=net';
+                        break;
+                }
+
+                Rest.setUrl(`${basePath}` + query);
+                Rest.get()
+                .success(function (data) {
+                    // TODO: Obviously, add back in the data count
+                    /*
+                    if (data.count == 1) {
+                    }
+                    */
+                    scope[modelKey] = data.results[0].name;
+                    scope[modelName] = data.results[0].id;
+                });
+            }
+
+            // TODO: Add more logic checks to see if this field needs to be auto-populated. Checks similar to the below linked code.
+            // https://github.com/ansible/ansible-tower/blob/release_3.0.3/awx/ui/client/src/lookup/lookup.factory.js#L94
+            if (scope.mode === 'add') {
+                _doAutoPopulate();
+            }
+
             // query the API to see if field value corresponds to a valid resource
             // .ng-pending will be applied to the directive element while the request is outstanding
             // form.$pending will contain object reference to any ngModelControllers with outstanding requests

awx/ui/client/src/shared/form-generator.js

@@ -376,6 +376,11 @@ angular.module('FormGenerator', [GeneratorHelpers.name, 'Utilities', listGenerat
             },
 
             applyDefaults: function (form, scope) {
+                // Note: This is a hack. Ideally, mode should be set in each <resource>-<mode>.controller.js
+                // The mode is needed by the awlookup directive to auto-populate form fields when there is a 
+                // single related resource.
+                scope.mode = this.mode;
+
                 for (var fld in form.fields) {
                     if (form.fields[fld]['default'] || form.fields[fld]['default'] === 0) {
                         if (form.fields[fld].type === 'select' && scope[fld + '_options']) {