Rewrite export tool to use existing components to render output, use existing source URLs for media

src/utils/exportUtils/exportJS.ts

@@ -0,0 +1,32 @@
+export default `
+function scrollToElement(replyId){
+    let el = document.getElementById(replyId);
+    if(!el) { 
+        showToast("The message you're looking for wasn't exported");
+        return;
+    };
+    el.scrollIntoView({ behavior: 'smooth', block: 'center' });
+    el.style.backgroundColor = '#f6f7f8';
+    el.style.transition = 'background-color 1s ease'
+    setTimeout(() => {
+        el.style.backgroundColor = "white"
+    }, 2000);
+}
+
+function showToast(text) {
+  let el = document.getElementById("snackbar");
+  el.innerHTML = text;
+  el.className = "mx_show";
+  setTimeout(() => {
+      el.className = el.className.replace("mx_show", "");
+  }, 2000);
+}
+
+window.onload = () => {
+  document.querySelectorAll('.mx_reply_anchor').forEach(element => {
+    element.addEventListener('click', event => {
+      scrollToElement(event.target.getAttribute("scroll-to"));
+    })
+  })
+}
+`