From ca67b2656c1e72da67ce804dafb881cd4c9b26d4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dar=C3=ADo=20Javier=20Cravero?= <dario@uxtemple.com>
Date: Sun, 27 Jan 2019 23:56:48 +0000
Subject: [PATCH 1/2] feat: allow json2graphql db.js to export a function to do
 async stuff inside

---
 community/tools/json2graphql/README.md      | 13 +++++++++++++
 community/tools/json2graphql/src/command.js |  5 +++--
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/community/tools/json2graphql/README.md b/community/tools/json2graphql/README.md
index fd2c5f1ff7357..7a3aa3a78491d 100644
--- a/community/tools/json2graphql/README.md
+++ b/community/tools/json2graphql/README.md
@@ -202,6 +202,19 @@ module.exports = {
 };
 ```
 
+If you need to do some asynchronous stuff before exporting your data, you can
+also export a function:
+
+```js
+module.exports = async function() {
+  let db = {}
+
+  // do asynchronous stuff
+
+  return db
+}
+```
+
 ## Use cases
 
 ### Play with GraphQL on your MongoDB data
diff --git a/community/tools/json2graphql/src/command.js b/community/tools/json2graphql/src/command.js
index f745b2bca1a94..981b623d5dec0 100644
--- a/community/tools/json2graphql/src/command.js
+++ b/community/tools/json2graphql/src/command.js
@@ -23,7 +23,7 @@ class JSON2GraphQL extends Command {
     if (!db) {
       throw new CLIError('path to sample database is required: \'json2graphql <url> -d ./db.js\'');
     }
-    const dbJson = this.getDbJson(db);
+    const dbJson = await this.getDbJson(db);
     const headers = key ? {'x-hasura-access-key': key} : {};
     const urlVerification = await this.verifyUrl(safeUrl, headers);
     if (urlVerification.error) {
@@ -35,7 +35,8 @@ class JSON2GraphQL extends Command {
   }
 
   getDbJson(db) {
-    return require(resolve(db));
+    const ret = require(resolve(db));
+    return typeof ret === 'function'? ret() : ret
   }
 
   getSafeUrl(url) {

From 264f3df0f52c02de5fe0b9462ac4f11417d56738 Mon Sep 17 00:00:00 2001
From: wawhal <rishichandra.wawhal@gmail.com>
Date: Fri, 1 Feb 2019 16:59:07 +0530
Subject: [PATCH 2/2] lint; add instructions about node-fetch in readme

---
 community/tools/json2graphql/README.md        | 12 ++++---
 .../json2graphql/example-datasets/function.js | 33 +++++++++++++++++++
 community/tools/json2graphql/src/command.js   |  2 +-
 3 files changed, 41 insertions(+), 6 deletions(-)
 create mode 100644 community/tools/json2graphql/example-datasets/function.js

diff --git a/community/tools/json2graphql/README.md b/community/tools/json2graphql/README.md
index 7a3aa3a78491d..825b21542e5c9 100644
--- a/community/tools/json2graphql/README.md
+++ b/community/tools/json2graphql/README.md
@@ -203,14 +203,16 @@ module.exports = {
 ```
 
 If you need to do some asynchronous stuff before exporting your data, you can
-also export a function:
+also export an function:
 
-```js
-module.exports = async function() {
-  let db = {}
+*Note: You can require [node-fetch](https://www.npmjs.com/package/node-fetch) in your function*
 
-  // do asynchronous stuff
+```js
+const fetch = require('node-fetch');
 
+module.exports = async function() {
+  
+  const db = await fetch (...)
   return db
 }
 ```
diff --git a/community/tools/json2graphql/example-datasets/function.js b/community/tools/json2graphql/example-datasets/function.js
new file mode 100644
index 0000000000000..bc7ffec3dce1e
--- /dev/null
+++ b/community/tools/json2graphql/example-datasets/function.js
@@ -0,0 +1,33 @@
+const fetch = require('node-fetch');
+
+const db = async () => {
+  const response = await fetch(
+    'https://bazookaand.herokuapp.com/v1alpha1/graphql',
+    {
+      method: 'POST',
+      headers: {
+        'x-hasura-access-key': 'advancedbitch'
+      },
+      body: JSON.stringify({
+        query: `
+          query {
+            items {
+              id
+              item
+              order_id
+            }
+            users {
+              id
+              name
+              balance
+            }
+          }
+        `,
+      })
+    }
+  );
+  const respObj = await response.json();
+  return respObj.data;
+}
+
+module.exports = db;
\ No newline at end of file
diff --git a/community/tools/json2graphql/src/command.js b/community/tools/json2graphql/src/command.js
index 981b623d5dec0..1f11ec4db7fed 100644
--- a/community/tools/json2graphql/src/command.js
+++ b/community/tools/json2graphql/src/command.js
@@ -36,7 +36,7 @@ class JSON2GraphQL extends Command {
 
   getDbJson(db) {
     const ret = require(resolve(db));
-    return typeof ret === 'function'? ret() : ret
+    return typeof ret === 'function' ? ret() : ret;
   }
 
   getSafeUrl(url) {