GraphQL: Optimize queries, fixes some null returns (on object), fix stitched GraphQLUpload (#6709)

* Optimize query, fixes some null returns, fix stitched GraphQLUpload

* Fix authData key selection

* Prefer Iso string since other GraphQL solutions use this format

* fix tests

Co-authored-by: Antonio Davi Macedo Coelho de Castro <adavimacedo@gmail.com>

src/GraphQL/parseGraphQLUtils.js

@@ -22,13 +22,12 @@ export function toGraphQLError(error) {
   return new ApolloError(message, code);
 }
 
-export const extractKeysAndInclude = selectedFields => {
+export const extractKeysAndInclude = (selectedFields) => {
   selectedFields = selectedFields.filter(
-    field => !field.includes('__typename')
+    (field) => !field.includes('__typename')
   );
-
   // Handles "id" field for both current and included objects
-  selectedFields = selectedFields.map(field => {
+  selectedFields = selectedFields.map((field) => {
     if (field === 'id') return 'objectId';
     return field.endsWith('.id')
       ? `${field.substring(0, field.lastIndexOf('.id'))}.objectId`
@@ -36,25 +35,21 @@ export const extractKeysAndInclude = selectedFields => {
   });
   let keys = undefined;
   let include = undefined;
+
   if (selectedFields.length > 0) {
-    keys = selectedFields.join(',');
-    include = selectedFields
-      .reduce((fields, field) => {
-        fields = fields.slice();
-        let pointIndex = field.lastIndexOf('.');
-        while (pointIndex > 0) {
-          const lastField = field.slice(pointIndex + 1);
-          field = field.slice(0, pointIndex);
-          if (!fields.includes(field) && lastField !== 'objectId') {
-            fields.push(field);
-          }
-          pointIndex = field.lastIndexOf('.');
-        }
-        return fields;
-      }, [])
-      .join(',');
+    keys = [...new Set(selectedFields)].join(',');
+    // We can use this shortcut since optimization is handled
+    // later on RestQuery, avoid overhead here.
+    include = keys;
   }
-  return { keys, include };
+
+  return {
+    // If authData is detected keys will not work properly
+    // since authData has a special storage behavior
+    // so we need to skip keys currently
+    keys: keys && keys.indexOf('authData') === -1 ? keys : undefined,
+    include,
+  };
 };
 
 export const getParseClassMutationConfig = function (parseClassConfig) {