fix: prevent duplicate parsing of the same model (#39)

fehnomenal · toddeTV · web-flow · commit fa7868fcc481 · 2025-01-30T15:08:24.000+01:00
Co-authored-by: Thorsten Seyschab &lt;business@todde.tv&gt;
diff --git a/src/core/generate/templates/runtime.hbs b/src/core/generate/templates/runtime.hbs
@@ -23,6 +23,12 @@ export const {{name}} = {
   return {{identifiers.nodeName}};
 }
 
-async function loadModel() {
-  return await gltfLoader.loadAsync(gltfPath);
+let modelPromise;
+
+function loadModel() {
+  if (!modelPromise) {
+    modelPromise = gltfLoader.loadAsync(gltfPath);
+  }
+
+  return modelPromise;
 }

Original file line number	Diff line number	Diff line change
`@@ -23,6 +23,12 @@ export const {{name}} = {`
`23`	`23`	`return {{identifiers.nodeName}};`
`24`	`24`	`}`
`25`	`25`
`26`		`-async function loadModel() {`
`27`		`- return await gltfLoader.loadAsync(gltfPath);`
	`26`	`+let modelPromise;`
	`27`	`+`
	`28`	`+function loadModel() {`
	`29`	`+ if (!modelPromise) {`
	`30`	`+ modelPromise = gltfLoader.loadAsync(gltfPath);`
	`31`	`+ }`
	`32`	`+`
	`33`	`+ return modelPromise;`
`28`	`34`	`}`