/**
 * POST endpoint to send input to a PTY session.
 *
 * POST /api/terminal/input
 * Body: { id: string, data: string }
 */

import { writeToSession } from "../../../../lib/pty-manager";

export const runtime = "nodejs";
export const dynamic = "force-dynamic";

export async function POST(request: Request): Promise<Response> {
	let body: { id?: string; data?: string };
	try {
		body = await request.json();
	} catch {
		return Response.json({ error: "Invalid JSON" }, { status: 400 });
	}

	const sessionId = body.id || "default";
	const data = body.data;

	if (typeof data !== "string") {
		return Response.json({ error: "data must be a string" }, { status: 400 });
	}

	const ok = writeToSession(sessionId, data);
	if (!ok) {
		return Response.json(
			{ error: "Session not found or dead" },
			{ status: 404 },
		);
	}

	return Response.json({ ok: true });
}