feat: Implement createAuthLink mutation

packages/backend/src/apps/twitter/index.ts

@@ -0,0 +1,24 @@
+import TwitterApi from 'twitter-api-v2';
+import App from '../../models/app';
+import Field from '../../types/field';
+
+export default class Twitter {
+  client: any
+  appData: any
+
+  constructor(credentialsData: any) {
+    this.client = new TwitterApi({
+      appKey: credentialsData.consumerKey,
+      appSecret: credentialsData.consumerSecret
+    });
+
+    this.appData = App.findOneByName('twitter')
+  }
+
+  async createAuthLink() {
+    const appFields = this.appData.fields.find((field: Field) => field.key == 'oAuthRedirectUrl')
+    const callbackUrl = appFields.value;
+
+    return this.client.generateAuthLink(callbackUrl);
+  }
+}

packages/backend/src/apps/twitter/info.json

@@ -12,7 +12,7 @@
       "type": "string",
       "required": true,
       "readOnly": true,
-      "value": "http://localhost:3000/sample",
+      "value": "http://localhost:3001/app/twitter/connections/add",
       "placeholder": null,
       "description": "When asked to input an OAuth callback or redirect URL in Twitter OAuth, enter the URL above.",
       "docUrl": "https://automatisch.io/docs/twitter#oauth-redirect-url",
@@ -84,6 +84,17 @@
           ]
         }
       ]
+    },
+    {
+      "step": 2,
+      "type": "mutation",
+      "name": "createAuthLink",
+      "fields": [
+        {
+          "name": "id",
+          "value": "{response.credentialId}"
+        }
+      ]
     }
   ]
 }