fix(backend): crashes due to logger and missing server-stubs files

backend/data/server-stubs.json

@@ -0,0 +1 @@
+{"playlists":[],"userid":"server-stubs","version":"1"}

backend/src/app.ts

@@ -8,6 +8,7 @@ import {
 import devtoken from './routes/devtoken';
 import express from 'express';
 import fs from 'fs';
+import logger from './logger';
 import path from 'path';
 import room from './routes/room';
 import user from './routes/user';
@@ -26,6 +27,8 @@ const run = () => {
     const storeSdk = getStoreSdk( foss );
     const app = express();
 
+    app.use( logger.routeLogging() );
+
     // Load id.janishutz.com SDK and allow signing in
     sdk.setUp(
         {

backend/src/logger.ts

@@ -1,29 +1,37 @@
+import express from 'express';
 import {
     writeFile
 } from 'node:fs';
 
 const log = ( ...msg: unknown[] ) => {
-    output( 'log', log.caller.toString(), ...msg );
+    output( 'log', 'UNKNOWN', ...msg );
 };
 
 const info = ( ...msg: unknown[] ) => {
-    output( 'info', log.caller.toString(), ...msg );
+    output( 'info', 'UNKNOWN', ...msg );
 };
 
 const debug = ( ...msg: unknown[] ) => {
-    output( 'debug', log.caller.toString(), ...msg );
+    output( 'debug', 'UNKNOWN', ...msg );
 };
 
 const warn = ( ...msg: unknown[] ) => {
-    output( 'warn', log.caller.toString(), ...msg );
+    output( 'warn', 'UNKNOWN', ...msg );
 };
 
 const error = ( ...msg: unknown[] ) => {
-    output( 'error', log.caller.toString(), ...msg );
+    output( 'error', 'UNKNOWN', ...msg );
 };
 
 const fatal = ( ...msg: unknown[] ) => {
-    output( 'fatal', log.caller.toString(), ...msg );
+    output( 'fatal', 'UNKNOWN', ...msg );
+};
+
+const routeLogging = () => {
+    return ( request: express.Request, _response: express.Response, next: express.NextFunction ) => {
+        output( 'info', 'ROUTER', request.originalUrl, 'from', request.headers['user-agent'] ?? 'No UA' );
+        next();
+    };
 };
 
 
@@ -100,5 +108,6 @@ export default {
     warn,
     error,
     fatal,
-    configure
+    configure,
+    routeLogging
 };

backend/src/manager/users/index.ts

@@ -18,6 +18,14 @@ export const getUserFile = async ( uid: string ): Promise<UserPlaylistFile> => {
     } );
 };
 
+const createUserFile = async ( uid: string ): Promise<void> => {
+    writeUserFile( uid, {
+        'playlists': [],
+        'userid': uid,
+        'version': '1'
+    } );
+};
+
 export const getUserFilePath = ( uid: string ): string => {
     return path.join( __dirname, '/../../../data/', uid + '.json' );
 };
@@ -43,5 +51,6 @@ export default {
     getUserFilePath,
     getUserFile,
     writeUserFile,
-    testUserFileExists
+    testUserFileExists,
+    createUserFile
 };