update

html/demo.html

@@ -34,9 +34,14 @@ <h1 class="mb-4">Hiddify Convertor</h1>
         });
 
         document.getElementById("callButton").addEventListener("click", () => {
-            const input = document.getElementById("inputTextArea").value;
-            const result = callGoFunction(input); // Modify this function to accept input
-            document.getElementById("outputTextArea").value = result;
+            const inputText = document.getElementById("inputTextArea").value;
+            const outputText = document.getElementById("outputTextArea");
+            try {
+                const result = callGoFunction(inputText);
+                outputText.value = result;
+            } catch (err) {
+                outputText.value = "Error: " + err.message;
+            }
         });
 
         document.getElementById("copyButton").addEventListener("click", () => {

wasm.go

@@ -0,0 +1,28 @@
+//go:build ignoreunix
+// +build ignoreunix
+
+package main
+
+import (
+	"syscall/js"
+
+	"github.com/hiddify/ray2sing/ray2sing"
+)
+
+func main() {
+	c := make(chan struct{}, 0)
+
+	// Expose the function to JavaScript
+	js.Global().Set("callGoFunction", js.FuncOf(callGoFunction))
+
+	<-c
+}
+
+func callGoFunction(this js.Value, args []js.Value) (string, error) {
+	input := args[0].String()
+
+	// Process the input and generate output
+	output, err := ray2sing.Ray2Singbox(input)
+
+	return output, err
+}