migrate to typescript

src/middleware/requestRateLimit.ts

@@ -0,0 +1,21 @@
+import {getIP} from '../utils/getIP';
+import {getHash} from '../utils/getHash';
+import rateLimit from 'express-rate-limit';
+import {RateLimitConfig} from '../types/config.model';
+
+export function rateLimitMiddleware(limitConfig: RateLimitConfig): rateLimit.RateLimit {
+    return rateLimit({
+        windowMs: limitConfig.windowMs,
+        max: limitConfig.max,
+        message: limitConfig.message,
+        statusCode: limitConfig.statusCode,
+        headers: false,
+        keyGenerator: (req) => {
+            return getHash(getIP(req), 1);
+        },
+        skip: (/*req, res*/) => {
+            // skip rate limit if running in test mode
+            return process.env.npm_lifecycle_script === 'ts-node test.ts';
+        },
+    });
+}