added redis caching for rest API, started on GQL

API/src/graphql.js

@@ -1,10 +1,13 @@
 const { ApolloServer } = require('@apollo/server');
-const HadithModel = require('../../V1/DB/models/hadith');
-const BookNamesModel = require('../../V1/DB/models/bookName');
 const HadithModelV2 = require('../../V2/DB/models/hadithV2.js');
 const BookNamesModelV2 = require('../../V2/DB/models/bookNameV2.js');
 const utils = require('./utils.js');
-
+const { KeyvAdapter } = require('@apollo/utils.keyvadapter');
+const Keyv = require('keyv');
+const responseCachePlugin = require('@apollo/server-plugin-response-cache');
+const {
+ ApolloServerPluginCacheControl,
+} = require('@apollo/server/plugin/cacheControl');
 // A schema is a collection of type definitions (hence "typeDefs")
 // that together define the "shape" of queries that are executed against
 // your data.
@@ -135,18 +138,17 @@ const randomHandler = async (_, { bookId }) => {
 const hadithHandler = async (_, { bookId, hadithId }) => {
  if (isNaN(hadithId)) {
  throw new Error('Invalid hadith id');
- } 
- const hadith = await HadithModelV2.find(
- { bookId, id: hadithId },
- { _id: 0, __v: 0 }
- );
- await handleBookDoesntExist(bookId);
- if (hadith.length === 0) {
- throw new Error('Invalid hadith id')
- } else {
- return hadith[0];
- }
-
+ }
+ const hadith = await HadithModelV2.find(
+ { bookId, id: hadithId },
+ { _id: 0, __v: 0 }
+ );
+ await handleBookDoesntExist(bookId);
+ if (hadith.length === 0) {
+ throw new Error('Invalid hadith id');
+ } else {
+ return hadith[0];
+ }
 };
 
 const bookHandler = async (_, { bookId }) => {
@@ -170,13 +172,17 @@ const resolvers = {
  random: randomHandler,
  query: queryHandler,
  book: bookHandler,
- hadith: hadithHandler
+ hadith: hadithHandler,
  },
 };
 
 const server = new ApolloServer({
  typeDefs,
  resolvers,
+ cache: new KeyvAdapter(new Keyv('redis://localhost:6379')),
+ plugins: [
+ ApolloServerPluginCacheControl({ defaultMaxAge: 3600 }),
+ ],
  formatError: (err) => {
  return err.message;
  },