From 4826f585d1b95079686ed9c17e622757540996f8 Mon Sep 17 00:00:00 2001
From: Nick Winters <nick@pogseal.com>
Date: Mon, 9 Sep 2024 23:12:15 -0700
Subject: [PATCH] Update RampUnit.tsx

---
 app/routes/_site+/_components/RampUnit.tsx | 110 ++++++++++++++++++++-
 1 file changed, 107 insertions(+), 3 deletions(-)

diff --git a/app/routes/_site+/_components/RampUnit.tsx b/app/routes/_site+/_components/RampUnit.tsx
index 3e4b535d2..ff181e8e3 100644
--- a/app/routes/_site+/_components/RampUnit.tsx
+++ b/app/routes/_site+/_components/RampUnit.tsx
@@ -103,6 +103,18 @@ export function AdUnit({
       };
    }, [pathname]);
 
+   const [startDetect, setStartDetect] = useState(true);
+   const [detected, setDetected] = useState(false);
+
+   useEffect(() => {
+      if (startDetect) {
+         detectAdblock((enable) => {
+            setStartDetect(false);
+            setDetected(enable);
+         });
+      }
+   }, [startDetect]);
+
    if (!enableAds) return <></>;
 
    className = className + " h-[250px] tablet:h-[90px]"; // set Default height to fix ad cls
@@ -111,21 +123,21 @@ export function AdUnit({
       <ClientOnly fallback={<div className={className} />}>
          {() => (
             <>
-               {deviceType.isMobile && adType.mobile ? (
+               {!detected && deviceType.isMobile && adType.mobile ? (
                   <AdUnitSelector
                      adType={adType.mobile}
                      selectorId={selectorId}
                      className={className}
                   />
                ) : undefined}
-               {deviceType.isTablet && adType.tablet ? (
+               {!detected && deviceType.isTablet && adType.tablet ? (
                   <AdUnitSelector
                      adType={adType.tablet}
                      selectorId={selectorId}
                      className={className}
                   />
                ) : undefined}
-               {deviceType.isDesktop && adType.desktop ? (
+               {!detected && deviceType.isDesktop && adType.desktop ? (
                   <AdUnitSelector
                      adType={adType.desktop}
                      selectorId={selectorId}
@@ -165,3 +177,95 @@ export function AdPlaceholder({ children }: { children?: ReactNode }) {
       );
    return children;
 }
+
+/**
+ * Check status of network connection
+ *
+ * @returns boolean
+ */
+const is_connected = () => {
+   return window.navigator.onLine;
+};
+
+function detectByGoogleAd(callback: (enable: boolean) => void) {
+   let head = document.getElementsByTagName("head")[0] as HTMLElement;
+   let script = document.createElement("script") as HTMLScriptElement;
+   let done = false;
+   let windowElement: typeof window & { adsbygoogle?: string };
+
+   if (!is_connected()) {
+      callback(false);
+      return;
+   }
+
+   const reqURL =
+      "https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js";
+   script.setAttribute("src", reqURL);
+   script.setAttribute("type", "text/javascript");
+   script.setAttribute("charset", "utf-8");
+
+   let alreadyDetectedByAdd = false;
+   script.onload = () => {
+      if (!done) {
+         done = true;
+         script.onload = null;
+
+         if (windowElement?.adsbygoogle == "undefined") {
+            callback(true);
+            alreadyDetectedByAdd = true;
+         }
+         script.parentNode?.removeChild(script);
+      }
+   };
+
+   /** On Error. */
+   script.onerror = function () {
+      callback(true);
+   };
+
+   /** If Already Detectecd by adding scripts */
+   if (alreadyDetectedByAdd) {
+      return;
+   }
+
+   /** Async */
+   let callbacked = false;
+   const request = new XMLHttpRequest();
+   request.open("GET", reqURL, true);
+   request.onreadystatechange = () => {
+      if (
+         request.status === 0 ||
+         (request.status >= 200 && request.status < 400)
+      ) {
+         if (
+            request.responseText.toLowerCase().indexOf("ublock") > -1 ||
+            request.responseText.toLowerCase().indexOf("height:1px") > -1
+         ) {
+            if (callbacked) {
+               callback(true);
+               return;
+            }
+            callbacked = true;
+         }
+      }
+
+      if (!callbacked) {
+         callback(request.responseURL !== reqURL);
+         return;
+      }
+   };
+
+   request.send();
+   head.insertBefore(script, head.firstChild);
+}
+
+export function detectAdblock(callback: (enable: boolean) => void) {
+   /** Check Other Adblock Extensions with the help of googlead */
+   detectByGoogleAd(function (blocked) {
+      if (blocked) {
+         callback(true);
+      } else {
+         callback(false);
+      }
+   });
+}