refactor: replace internal GraphQL array classes to object style (#7788)

Author: Moumouls

spec/ParseGraphQLSchema.spec.js

@@ -57,7 +57,6 @@ describe('ParseGraphQLSchema', () => {
     it('should load a brand new GraphQL Schema if Parse Schema changes', async () => {
       await parseGraphQLSchema.load();
       const parseClasses = parseGraphQLSchema.parseClasses;
-      const parseCachedClasses = parseGraphQLSchema.parseCachedClasses;
       const parseClassTypes = parseGraphQLSchema.parseClassTypes;
       const graphQLSchema = parseGraphQLSchema.graphQLSchema;
       const graphQLTypes = parseGraphQLSchema.graphQLTypes;
@@ -70,7 +69,6 @@ describe('ParseGraphQLSchema', () => {
       await new Promise(resolve => setTimeout(resolve, 200));
       await parseGraphQLSchema.load();
       expect(parseClasses).not.toBe(parseGraphQLSchema.parseClasses);
-      expect(parseCachedClasses).not.toBe(parseGraphQLSchema.parseCachedClasses);
       expect(parseClassTypes).not.toBe(parseGraphQLSchema.parseClassTypes);
       expect(graphQLSchema).not.toBe(parseGraphQLSchema.graphQLSchema);
       expect(graphQLTypes).not.toBe(parseGraphQLSchema.graphQLTypes);
@@ -94,7 +92,6 @@ describe('ParseGraphQLSchema', () => {
       });
       await parseGraphQLSchema.load();
       const parseClasses = parseGraphQLSchema.parseClasses;
-      const parseCachedClasses = parseGraphQLSchema.parseCachedClasses;
       const parseClassTypes = parseGraphQLSchema.parseClassTypes;
       const graphQLSchema = parseGraphQLSchema.graphQLSchema;
       const graphQLTypes = parseGraphQLSchema.graphQLTypes;
@@ -109,7 +106,6 @@ describe('ParseGraphQLSchema', () => {
       await new Promise(resolve => setTimeout(resolve, 200));
       await parseGraphQLSchema.load();
       expect(parseClasses).not.toBe(parseGraphQLSchema.parseClasses);
-      expect(parseCachedClasses).not.toBe(parseGraphQLSchema.parseCachedClasses);
       expect(parseClassTypes).not.toBe(parseGraphQLSchema.parseClassTypes);
       expect(graphQLSchema).not.toBe(parseGraphQLSchema.graphQLSchema);
       expect(graphQLTypes).not.toBe(parseGraphQLSchema.graphQLTypes);

src/GraphQL/ParseGraphQLSchema.js

@@ -93,10 +93,14 @@ class ParseGraphQLSchema {
 
   async load() {
     const { parseGraphQLConfig } = await this._initializeSchemaAndConfig();
-    const parseClasses = await this._getClassesForSchema(parseGraphQLConfig);
+    const parseClassesArray = await this._getClassesForSchema(parseGraphQLConfig);
     const functionNames = await this._getFunctionNames();
     const functionNamesString = JSON.stringify(functionNames);
 
+    const parseClasses = parseClassesArray.reduce((acc, clazz) => {
+      acc[clazz.className] = clazz;
+      return acc;
+    }, {});
     if (
       !this._hasSchemaInputChanged({
         parseClasses,
@@ -127,7 +131,7 @@ class ParseGraphQLSchema {
     defaultRelaySchema.load(this);
     schemaTypes.load(this);
 
-    this._getParseClassesWithConfig(parseClasses, parseGraphQLConfig).forEach(
+    this._getParseClassesWithConfig(parseClassesArray, parseGraphQLConfig).forEach(
       ([parseClass, parseClassConfig]) => {
         // Some times schema return the _auth_data_ field
         // it will lead to unstable graphql generation order
@@ -155,7 +159,7 @@ class ParseGraphQLSchema {
       }
     );
 
-    defaultGraphQLTypes.loadArrayResult(this, parseClasses);
+    defaultGraphQLTypes.loadArrayResult(this, parseClassesArray);
     defaultGraphQLQueries.load(this);
     defaultGraphQLMutations.load(this);
 
@@ -500,29 +504,17 @@ class ParseGraphQLSchema {
     const { parseClasses, parseGraphQLConfig, functionNamesString } = params;
 
     // First init
-    if (!this.parseCachedClasses || !this.graphQLSchema) {
-      const thisParseClassesObj = parseClasses.reduce((acc, clzz) => {
-        acc[clzz.className] = clzz;
-        return acc;
-      }, {});
-      this.parseCachedClasses = thisParseClassesObj;
+    if (!this.graphQLSchema) {
       return true;
     }
 
-    const newParseCachedClasses = parseClasses.reduce((acc, clzz) => {
-      acc[clzz.className] = clzz;
-      return acc;
-    }, {});
-
     if (
       isDeepStrictEqual(this.parseGraphQLConfig, parseGraphQLConfig) &&
       this.functionNamesString === functionNamesString &&
-      isDeepStrictEqual(this.parseCachedClasses, newParseCachedClasses)
+      isDeepStrictEqual(this.parseClasses, parseClasses)
     ) {
       return false;
     }
-
-    this.parseCachedClasses = newParseCachedClasses;
     return true;
   }
 }

src/GraphQL/helpers/objectsQueries.js

@@ -12,9 +12,7 @@ const needToGetAllKeys = (fields, keys, parseClasses) =>
         if (fields[key[0]]) {
           if (fields[key[0]].type === 'Relation') return false;
           if (fields[key[0]].type === 'Pointer') {
-            const subClass = parseClasses.find(
-              ({ className: parseClassName }) => fields[key[0]].targetClass === parseClassName
-            );
+            const subClass = parseClasses[fields[key[0]].targetClass];
             if (subClass && subClass.fields[key[1]]) {
               // Current sub key is not custom
               return false;
@@ -48,13 +46,7 @@ const getObject = async (
 ) => {
   const options = {};
   try {
-    if (
-      !needToGetAllKeys(
-        parseClasses.find(({ className: parseClassName }) => className === parseClassName).fields,
-        keys,
-        parseClasses
-      )
-    ) {
+    if (!needToGetAllKeys(parseClasses[className].fields, keys, parseClasses)) {
       options.keys = keys;
     }
   } catch (e) {
@@ -165,13 +157,7 @@ const findObjects = async (
         // Silently replace the limit on the query with the max configured
         options.limit = config.maxLimit;
       }
-      if (
-        !needToGetAllKeys(
-          parseClasses.find(({ className: parseClassName }) => className === parseClassName).fields,
-          keys,
-          parseClasses
-        )
-      ) {
+      if (!needToGetAllKeys(parseClasses[className].fields, keys, parseClasses)) {
         options.keys = keys;
       }
       if (includeAll === true) {

src/GraphQL/loaders/defaultGraphQLTypes.js

@@ -1190,8 +1190,8 @@ const ELEMENT = new GraphQLObjectType({
 // Default static union type, we update types and resolveType function later
 let ARRAY_RESULT;
 
-const loadArrayResult = (parseGraphQLSchema, parseClasses) => {
-  const classTypes = parseClasses
+const loadArrayResult = (parseGraphQLSchema, parseClassesArray) => {
+  const classTypes = parseClassesArray
     .filter(parseClass =>
       parseGraphQLSchema.parseClassTypes[parseClass.className].classGraphQLOutputType ? true : false
     )

src/GraphQL/transformers/mutation.js

@@ -14,7 +14,7 @@ const transformTypes = async (
     classGraphQLUpdateType,
     config: { isCreateEnabled, isUpdateEnabled },
   } = parseGraphQLSchema.parseClassTypes[className];
-  const parseClass = parseGraphQLSchema.parseClasses.find(clazz => clazz.className === className);
+  const parseClass = parseGraphQLSchema.parseClasses[className];
   if (fields) {
     const classGraphQLCreateTypeFields =
       isCreateEnabled && classGraphQLCreateType ? classGraphQLCreateType.getFields() : null;

src/GraphQL/transformers/query.js

@@ -51,7 +51,7 @@ const transformQueryConstraintInputToParse = (
   parentConstraints,
   parseClasses
 ) => {
-  const fields = parseClasses.find(parseClass => parseClass.className === className).fields;
+  const fields = parseClasses[className].fields;
   if (parentFieldName === 'id' && className) {
     Object.keys(constraints).forEach(constraintName => {
       const constraintValue = constraints[constraintName];