Complete v1 loop for bot-based integrations

backend/src/integrations/apps.ts

@@ -0,0 +1,77 @@
+import axios from 'axios';
+import * as Sentry from '@sentry/node';
+import {
+    INTEGRATION_HEROKU,
+    INTEGRATION_HEROKU_APPS_URL
+} from '../variables';
+
+/**
+ * Return list of names of apps for integration named [integration]
+ * @param {Object} obj
+ * @param {String} obj.integration - name of integration
+ * @param {String} obj.accessToken - access token for integration
+ * @returns {Object[]} apps - names of integration apps
+ * @returns {String} apps.name - name of integration app
+ */
+const getApps = async ({
+    integration,
+    accessToken
+}: {
+    integration: string;
+    accessToken: string;
+}) => {
+    let apps;
+    try {
+        switch (integration) {
+            case INTEGRATION_HEROKU:
+                apps = await getAppsHeroku({
+                    accessToken
+                });
+                break;
+        }
+
+    } catch (err) {
+        Sentry.setUser(null);
+        Sentry.captureException(err);
+        throw new Error('Failed to get integration apps');
+    }
+    
+    return apps;
+}
+
+/**
+ * Return list of names of apps for Heroku integration
+ * @param {Object} obj
+ * @param {String} obj.accessToken - access token for Heroku API
+ * @returns {Object[]} apps - names of Heroku apps
+ * @returns {String} apps.name - name of Heroku app
+ */
+const getAppsHeroku = async ({
+    accessToken
+}: {
+    accessToken: string;
+}) => {
+    let apps;
+    try {
+        const res = await axios.get(INTEGRATION_HEROKU_APPS_URL, {
+            headers: {
+                Accept: 'application/vnd.heroku+json; version=3',
+                Authorization: `Bearer ${accessToken}`
+            }
+        });
+        
+        apps = res.data.map((a: any) => ({
+			name: a.name
+		}));
+    } catch (err) {
+        Sentry.setUser(null);
+        Sentry.captureException(err);
+        throw new Error('Failed to get Heroku integration apps');
+    }
+    
+    return apps;
+}
+
+export {
+    getApps
+}