refactor(rest): separate functions into diff files (#685)

* shtufffff

* fixe rate limit path infinite loop

* refactor

* ID > id

* Update process_request_headers.ts

* file names

Co-authored-by: ITOH <72305210+itohatweb@users.noreply.github.com>
Co-authored-by: ayntee <ayyantee@gmail.com>

src/rest/process_rate_limited_paths.ts

@@ -0,0 +1,25 @@
+import { rest } from "./rest.ts";
+
+/** This will create a infinite loop running in 1 seconds using tail recursion to keep rate limits clean. When a rate limit resets, this will remove it so the queue can proceed. */
+export function processRateLimitedPaths() {
+  const now = Date.now();
+
+  rest.ratelimitedPaths.forEach((value, key) => {
+    // IF THE TIME HAS NOT REACHED CANCEL
+    if (value.resetTimestamp > now) return;
+    // RATE LIMIT IS OVER, DELETE THE RATE LIMITER
+    rest.ratelimitedPaths.delete(key);
+    // IF IT WAS GLOBAL ALSO MARK THE GLOBAL VALUE AS FALSE
+    if (key === "global") rest.globallyRateLimited = false;
+  });
+
+  // ALL PATHS ARE CLEARED CAN CANCEL OUT!
+  if (!rest.ratelimitedPaths.size) {
+    rest.processingRateLimitedPaths = false;
+    return;
+  } else {
+    rest.processingRateLimitedPaths = true;
+    // RECHECK IN 1 SECOND
+    setTimeout(() => processRateLimitedPaths(), 1000);
+  }
+}