import type { HostApiContext } from '../context';
import type { NormalizedHostApiRequest } from '../route-utils';
import { fail, ok } from '../route-utils';

export async function handleGatewayRoutes(
  request: NormalizedHostApiRequest,
  ctx: HostApiContext,
) {
  const { pathname, method } = request;

  if (pathname === '/api/app/gateway-info' && method === 'GET') {
    const status = ctx.gatewayManager.getStatus();
    return ok({
      transport: 'ipc-bridge',
      rpcChannel: 'gateway:rpc',
      eventChannel: 'gateway:event',
      ...status,
    });
  }

  if (pathname === '/api/gateway/status' && method === 'GET') {
    return ok(ctx.gatewayManager.getStatus());
  }

  if (pathname === '/api/gateway/health' && method === 'GET') {
    return ok(await ctx.gatewayManager.checkHealth());
  }

  if (pathname === '/api/gateway/start' && method === 'POST') {
    await ctx.gatewayManager.start();
    return ok({ success: true });
  }

  if (pathname === '/api/gateway/stop' && method === 'POST') {
    await ctx.gatewayManager.stop();
    return ok({ success: true });
  }

  if (pathname === '/api/gateway/restart' && method === 'POST') {
    try {
      await ctx.gatewayManager.restart();
      return ok({ success: true });
    } catch (error) {
      return fail(500, error instanceof Error ? error.message : String(error));
    }
  }

  return null;
}