added tests and route

src/app.ts

@@ -29,6 +29,7 @@ import {apiCspMiddleware} from './middleware/apiCsp';
 import {rateLimitMiddleware} from './middleware/requestRateLimit';
 import dumpDatabase, {redirectLink} from './routes/dumpDatabase';
 import {endpoint as getSegmentInfo} from './routes/getSegmentInfo';
+import {postClearCache} from './routes/postClearCache';
 
 export function createServer(callback: () => void) {
     // Create a service (the app object is just a callback).
@@ -136,6 +137,9 @@ function setupRoutes(app: Express) {
     //get segment info
     app.get('/api/segmentInfo', getSegmentInfo);
 
+    //clear cache as VIP
+    app.post('/api/clearCache', postClearCache)
+
     if (config.postgres) {
         app.get('/database', (req, res) => dumpDatabase(req, res, true));
         app.get('/database.json', (req, res) => dumpDatabase(req, res, false));

src/routes/postClearCache.ts

@@ -9,7 +9,9 @@ import { UserID } from '../types/user.model';
 export async function postClearCache(req: Request, res: Response) {
     const videoID = req.query.videoID as VideoID;
     let userID = req.query.userID as UserID;
-    let service = req.query.service as Service ?? Service.YouTube;
+    const service = req.query.service as Service ?? Service.YouTube;
+    // hash the userID as early as possible
+    userID = getHash(userID);
 
     const invalidFields = [];
     if (typeof videoID !== 'string') {
@@ -26,8 +28,6 @@ export async function postClearCache(req: Request, res: Response) {
       return false;
     }
 
-    // hash the userID
-    userID = getHash(userID);
     // hash videoID
     const hashedVideoID = getHash(videoID, 1);