Update _worker.js

_worker.js

@@ -190,7 +190,7 @@ export default {
 					//throw new Error(`Error fetching subconverterUrl: ${subconverterResponse.status} ${subconverterResponse.statusText}`);
 				}
 				let subconverterContent = await subconverterResponse.text();
-	
+				if (订阅格式 == 'clash') subconverterContent =await clashFix(subconverterContent);
 				return new Response(subconverterContent, {
 					headers: { 
 						"Content-Disposition": `attachment; filename*=utf-8''${encodeURIComponent(FileName)}; filename=${FileName}`,
@@ -296,3 +296,28 @@ async function MD5MD5(text) {
   
 	return secondHex.toLowerCase();
 }
+
+function clashFix(content) {
+	if(content.includes('wireguard') && !content.includes('remote-dns-resolve')){
+		let lines;
+		if (content.includes('\r\n')){
+			lines = content.split('\r\n');
+		} else {
+			lines = content.split('\n');
+		}
+	
+		let result = "";
+		for (let line of lines) {
+			if (line.includes('type: wireguard')) {
+				const 备改内容 = `, mtu: 1280, udp: true`;
+				const 正确内容 = `, mtu: 1280, remote-dns-resolve: true, udp: true`;
+				result += line.replace(new RegExp(备改内容, 'g'), 正确内容) + '\n';
+			} else {
+				result += line + '\n';
+			}
+		}
+
+		content = result;
+	}
+	return content;
+}