Introduce ReadOptionsInput (#6030)

src/GraphQL/loaders/defaultGraphQLTypes.js

@@ -483,6 +483,22 @@ const SUBQUERY_READ_PREFERENCE_ATT = {
   type: READ_PREFERENCE,
 };
 
+const READ_OPTIONS_INPUT = new GraphQLInputObjectType({
+  name: 'ReadOptionsInput',
+  description:
+    'The ReadOptionsInputt type is used in queries in order to set the read preferences.',
+  fields: {
+    readPreference: READ_PREFERENCE_ATT,
+    includeReadPreference: INCLUDE_READ_PREFERENCE_ATT,
+    subqueryReadPreference: SUBQUERY_READ_PREFERENCE_ATT,
+  },
+});
+
+const READ_OPTIONS_ATT = {
+  description: 'The read options for the query to be executed.',
+  type: READ_OPTIONS_INPUT,
+};
+
 const WHERE_ATT = {
   description:
     'These are the conditions that the objects need to match in order to be found',
@@ -1034,6 +1050,7 @@ const load = parseGraphQLSchema => {
   parseGraphQLSchema.addGraphQLType(GEO_POINT, true);
   parseGraphQLSchema.addGraphQLType(PARSE_OBJECT, true);
   parseGraphQLSchema.addGraphQLType(READ_PREFERENCE, true);
+  parseGraphQLSchema.addGraphQLType(READ_OPTIONS_INPUT, true);
   parseGraphQLSchema.addGraphQLType(SUBQUERY_INPUT, true);
   parseGraphQLSchema.addGraphQLType(SELECT_INPUT, true);
   parseGraphQLSchema.addGraphQLType(SEARCH_INPUT, true);
@@ -1098,6 +1115,8 @@ export {
   READ_PREFERENCE_ATT,
   INCLUDE_READ_PREFERENCE_ATT,
   SUBQUERY_READ_PREFERENCE_ATT,
+  READ_OPTIONS_INPUT,
+  READ_OPTIONS_ATT,
   WHERE_ATT,
   SKIP_ATT,
   LIMIT_ATT,

src/GraphQL/loaders/parseClassQueries.js

@@ -14,7 +14,8 @@ const getParseClassQueryConfig = function(
 };
 
 const getQuery = async (className, _source, args, context, queryInfo) => {
-  const { id, readPreference, includeReadPreference } = args;
+  const { id, options } = args;
+  const { readPreference, includeReadPreference } = options || {};
   const { config, auth, info } = context;
   const selectedFields = getFieldNames(queryInfo);
 
@@ -58,8 +59,7 @@ const load = function(
       description: `The ${getGraphQLQueryName} query can be used to get an object of the ${graphQLClassName} class by its id.`,
       args: {
         id: defaultGraphQLTypes.OBJECT_ID_ATT,
-        readPreference: defaultGraphQLTypes.READ_PREFERENCE_ATT,
-        includeReadPreference: defaultGraphQLTypes.INCLUDE_READ_PREFERENCE_ATT,
+        options: defaultGraphQLTypes.READ_OPTIONS_ATT,
       },
       type: new GraphQLNonNull(
         classGraphQLOutputType || defaultGraphQLTypes.OBJECT
@@ -86,15 +86,12 @@ const load = function(
       ),
       async resolve(_source, args, context, queryInfo) {
         try {
+          const { where, order, skip, limit, options } = args;
           const {
-            where,
-            order,
-            skip,
-            limit,
             readPreference,
             includeReadPreference,
             subqueryReadPreference,
-          } = args;
+          } = options || {};
           const { config, auth, info } = context;
           const selectedFields = getFieldNames(queryInfo);
 

src/GraphQL/loaders/parseClassTypes.js

@@ -366,9 +366,7 @@ const load = (
     },
     skip: defaultGraphQLTypes.SKIP_ATT,
     limit: defaultGraphQLTypes.LIMIT_ATT,
-    readPreference: defaultGraphQLTypes.READ_PREFERENCE_ATT,
-    includeReadPreference: defaultGraphQLTypes.INCLUDE_READ_PREFERENCE_ATT,
-    subqueryReadPreference: defaultGraphQLTypes.SUBQUERY_READ_PREFERENCE_ATT,
+    options: defaultGraphQLTypes.READ_OPTIONS_ATT,
   };
 
   const classGraphQLOutputTypeName = `${graphQLClassName}`;
@@ -395,15 +393,12 @@ const load = (
             type,
             async resolve(source, args, context, queryInfo) {
               try {
+                const { where, order, skip, limit, options } = args;
                 const {
-                  where,
-                  order,
-                  skip,
-                  limit,
                   readPreference,
                   includeReadPreference,
                   subqueryReadPreference,
-                } = args;
+                } = options || {};
                 const { config, auth, info } = context;
                 const selectedFields = getFieldNames(queryInfo);