From bd2713d83adfa1e7b019faad34b45da5d9d2abbb Mon Sep 17 00:00:00 2001
From: Ram Yalamanchili <ramyinc@gmail.com>
Date: Wed, 1 Jan 2020 22:51:41 -0800
Subject: [PATCH] OAuth2 testing node

---
 packages/nodes-base/nodes/OAuth.node.ts | 104 ++++++++++++++++++++++++
 packages/nodes-base/package.json        |   3 +-
 2 files changed, 106 insertions(+), 1 deletion(-)
 create mode 100644 packages/nodes-base/nodes/OAuth.node.ts

diff --git a/packages/nodes-base/nodes/OAuth.node.ts b/packages/nodes-base/nodes/OAuth.node.ts
new file mode 100644
index 0000000000..189ae9e408
--- /dev/null
+++ b/packages/nodes-base/nodes/OAuth.node.ts
@@ -0,0 +1,104 @@
+import { IExecuteFunctions } from 'n8n-core';
+import {
+    GenericValue,
+    IDataObject,
+    INodeExecutionData,
+    INodeType,
+    INodeTypeDescription,
+} from 'n8n-workflow';
+
+import { set } from 'lodash';
+
+import * as util from 'util';
+import { connectionFields } from './ActiveCampaign/ConnectionDescription';
+
+export class OAuth implements INodeType {
+    description: INodeTypeDescription = {
+        displayName: 'OAuth',
+        name: 'oauth',
+		icon: 'fa:code-branch',
+        group: ['input'],
+        version: 1,
+        description: 'Gets, sends data to Oauth API Endpoint and receives generic information.',
+        defaults: {
+            name: 'OAuth',
+            color: '#0033AA',
+        },
+        inputs: ['main'],
+        outputs: ['main'],
+        credentials: [
+            {
+                name: 'OAuth2Api',
+                required: true,
+            }
+        ],
+        properties: [
+            {
+                displayName: 'Operation',
+                name: 'operation',
+                type: 'options',
+                options: [
+                    {
+                        name: 'Get',
+                        value: 'get',
+                        description: 'Returns the value of a key from oauth.',
+                    },
+                ],
+                default: 'get',
+                description: 'The operation to perform.',
+            },
+
+            // ----------------------------------
+            //         get
+            // ----------------------------------
+            {
+                displayName: 'Name',
+                name: 'propertyName',
+                type: 'string',
+                displayOptions: {
+                    show: {
+                        operation: [
+                            'get'
+                        ],
+                    },
+                },
+                default: 'propertyName',
+                required: true,
+                description: 'Name of the property to write received data to.<br />Supports dot-notation.<br />Example: "data.person[0].name"',
+            },
+        ]
+    };
+
+    async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
+        const credentials = this.getCredentials('OAuth2Api');
+        if (credentials === undefined) {
+            throw new Error('No credentials got returned!');
+        }
+
+        if (credentials.oauthTokenData === undefined) {
+            throw new Error('OAuth credentials not connected');
+        }
+
+        const operation = this.getNodeParameter('operation', 0) as string;
+        if (operation === 'get') {
+            const items = this.getInputData();
+            const returnItems: INodeExecutionData[] = [];
+
+            let item: INodeExecutionData;
+
+            // credentials.oauthTokenData has the refreshToken and accessToken available
+            // it would be nice to have credentials.getOAuthToken() which returns the accessToken
+            // and also handles an error case where if the token is to be refreshed, it does so
+            // without knowledge of the node.
+            console.log('Got OAuth credentials!', credentials.oauthTokenData);
+
+            for (let itemIndex = 0; itemIndex < items.length; itemIndex++) {
+                item = { json: { itemIndex } };
+                returnItems.push(item);
+            }
+            return [returnItems];
+        } else {
+            throw new Error('Unknown operation');
+        }
+    }
+}
diff --git a/packages/nodes-base/package.json b/packages/nodes-base/package.json
index 3074251ef7..28c220136d 100644
--- a/packages/nodes-base/package.json
+++ b/packages/nodes-base/package.json
@@ -166,7 +166,8 @@
             "dist/nodes/Xml.node.js",
             "dist/nodes/Mandrill/Mandrill.node.js",
             "dist/nodes/Todoist/Todoist.node.js",
-            "dist/nodes/Xml.node.js"
+            "dist/nodes/Xml.node.js",
+            "dist/nodes/OAuth.node.js"
         ]
     },
     "devDependencies": {