added field countries for continents

index.js

@@ -1,5 +1,5 @@
-import resolvers from './resolvers';
-import typeDefs from './schema';
+import resolvers from './resolvers.js';
+import typeDefs from './schema.js';
 import {ApolloServer} from 'apollo-server';
 import {continents, countries, languages} from 'countries-list';
 
@@ -15,14 +15,14 @@ const server = new ApolloServer({
   resolvers,
   introspection: true,
   playground: true,
-  engine: {
-    apiKey: process.env.ENGINE_API_KEY
-  },
   context: {
     continents: Object.entries(continents).map(([code, name]) => ({
       code,
       name
     })),
+    engine: {
+      apiKey: process.env.ENGINE_API_KEY
+    },
     countries: toArray(countries),
     languages: toArray(languages)
   }

package-lock.json

@@ -3227,12 +3227,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -3247,17 +3249,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -3374,7 +3379,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -3386,6 +3392,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -3400,6 +3407,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -3407,12 +3415,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -3431,6 +3441,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -3511,7 +3522,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -3523,6 +3535,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -3644,6 +3657,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",

resolvers.js

@@ -9,6 +9,10 @@ export default {
     languages: (country, args, {languages}) =>
       languages.filter(language => country.languages.includes(language.code))
   },
+  Continent: {
+    countries: (continent, args, {countries}) =>
+      countries.filter(country => country.continent === continent.code)
+  },
   Query: {
     continent: (parent, args, {continents}) =>
       continents.find(byCode(args.code)),

schema.js

@@ -4,6 +4,7 @@ export default gql`
   type Continent {
     code: String
     name: String
+    countries: [Country]
   }
 
   type Country {