first commit

js/ava_test_.js

@@ -1,24 +0,0 @@
-function popup(){
-
-
-alert('hello there this is a test popup');
-console.log("hellooooo");
-
-}
-
-
-function replace_text(){
-
-    var x= document.getElementById("ub-tabbed-content-f5da2756-8434-41cd-aa83-ec95a71a9c26-panel-0");
-    x.innerHTML=js_variable;
-
-}
-
-document.addEventListener("DOMContentLoaded", function () {
-    popup();
-
- replace_text();
-});
-
-
-

js/main.js

@@ -0,0 +1,22 @@
+var counter=0;
+
+(function waitForISBN() {
+  const interval = setInterval(() => {
+    const isbnEl = document.querySelector(".sp__the-isbn13");
+
+    if (!isbnEl){
+       
+return;
+    }  // keep waiting
+
+    const isbn = isbnEl.textContent.trim();
+    const link = document.querySelector(".wp-block-image.size-full a");
+
+    if (link) {
+      link.href = `https://cdcshoppingcart.uchicago.edu/Cart2/ChicagoBook?ISBN=${isbn}&PRESS=wvp`;
+      console.log("Cart link updated:", isbn);
+    }
+
+    clearInterval(interval); // stop checking once done
+  }, 100); // check every 100ms
+})();

js/search_shop_link.js

@@ -0,0 +1,23 @@
+(function waitForBookWrappers(imageUrl) {
+    const interval = setInterval(() => {
+        const bookWrappers = document.querySelectorAll(".book-wrapper");
+        if (bookWrappers.length === 0) return; 
+
+        bookWrappers.forEach(wrapper => {
+            const coverLink = wrapper.querySelector(".sp__the-cover a");
+            if (!coverLink || wrapper.querySelector(".shop_link")) return;
+
+            const hrefParts = coverLink.getAttribute("href").split("/");
+            const isbn = hrefParts[1];
+
+            const shopLink = document.createElement("p");
+            shopLink.innerHTML = `<a class="shop_link" href="https://cdcshoppingcart.uchicago.edu/Cart2/ChicagoBook?ISBN=${isbn}&PRESS=wvp" target="_blank">
+                                      <img src="${imageUrl}" alt="Shop Link">
+                                  </a>`;
+
+            wrapper.appendChild(shopLink);
+        });
+
+        clearInterval(interval);
+    }, 100);
+})(window.searchShopLinkImageUrl); // Pass URL dynamically