Remove preloading progress, load wasm

shell.html

@@ -217,13 +217,10 @@
                       const url = mapping[f.toLowerCase().replace(new RegExp("\\.[^/.]+$"), "")];
                       if (!url) return;
 
-                      // Get filename
-                      let filename = url.split('?')[0];
-                      filename = filename.split('/');
-                      filename = filename[filename.length -1];
-
-                      // Preload asset
-                      getLazyAsset('gameasync/' + url, filename, () => {});
+                      // Preload the asset
+                      setTimeout(() => {
+                          fetch('gameasync/' + url).then().catch();
+                      }, 1000);
                   });
               });
       };
@@ -238,7 +235,6 @@
               if (xhr.readyState == XMLHttpRequest.DONE) {
                   pdiv.innerHTML = `${filename} - done`;
                   hideTimer = setTimeout(() => {
-                      window.setNotBusy();
                       pdiv.style.opacity = '0';
                       hideTimer = 0;
                   }, 500);
@@ -255,9 +251,10 @@
           xhr.open('GET', url);
           xhr.send();
 
+          pdiv.innerHTML = `${filename} - starting`;
+
           showTimer = setTimeout(() => {
               pdiv.style.opacity = '0.5';
-              window.setBusy();
           }, 100);
 
           if (hideTimer) {
@@ -267,6 +264,17 @@
       }
     </script>
 
-    {{{ SCRIPT }}}
+    <script>
+      // Load wasm then initialize
+      setTimeout(() => {
+          getLazyAsset('mkxp.wasm', 'Game engine', () => {
+              const s = document.createElement('script');
+              s.setAttribute('src', 'mkxp.js');
+              document.body.appendChild(s);
+          });
+      }, 500);
+    </script>
+
+    <!-- {{{ SCRIPT }}} -->
   </body>
 </html>

src/emscripten.cpp

@@ -13,6 +13,9 @@ EM_JS(void, load_file_async_js, (const char* fullPathC), {
 		// Check if already loaded
 		if (window.fileAsyncCache.hasOwnProperty(fullPath)) return wakeUp();
 
+		// Show spinner
+		if (window.setBusy) window.setBusy();
+
 		// Get mapping key
 		const mappingKey = fullPath.toLowerCase().replace(new RegExp("\\\\.[^/.]+$"), "");
 		const mappingValue = mapping[mappingKey];
@@ -39,6 +42,7 @@ EM_JS(void, load_file_async_js, (const char* fullPathC), {
 		getLazyAsset(iurl, filename, () => {
 			FS.createPreloadedFile(path, filename, iurl, true, true, function() {
 				window.fileAsyncCache[fullPath] = 1;
+				if (window.setNotBusy) window.setNotBusy();
 				if (window.fileLoadedAsync) window.fileLoadedAsync(fullPath);
 				wakeUp();
 			}, console.error);