A

webui/src/lib/runner.ts

@@ -0,0 +1,53 @@
+"use client";
+
+let worker: Worker | null = null;
+
+export async function runScript(
+	script: string,
+	appendOutput: (line: string) => void,
+	appendTerminal?: (line: string) => void
+): Promise<void> {
+	return new Promise((resolve, reject) => {
+		if (worker) {
+			worker.terminate();
+		}
+
+		worker = new Worker(new URL('./script-runner.worker.ts', import.meta.url));
+
+		worker.onmessage = (event) => {
+			const { type, line, error } = event.data;
+
+			if (type === 'output') {
+				appendOutput(line);
+			} else if (type === 'terminal') {
+				appendTerminal?.(line);
+			} else if (type === 'complete') {
+				worker?.terminate();
+				worker = null;
+				resolve();
+			} else if (type === 'error') {
+				worker?.terminate();
+				worker = null;
+				reject(new Error(error));
+			} else if (type === 'stopped') {
+				worker?.terminate();
+				worker = null;
+				resolve();
+			}
+		};
+
+		worker.onerror = (error) => {
+			worker?.terminate();
+			worker = null;
+			reject(error);
+		};
+
+		worker.postMessage({ type: 'run', script });
+	});
+}
+
+export function stopScript(): void {
+	if (worker) {
+		worker.postMessage({ type: 'stop' });
+	}
+}