import { agentFromWebDriverAgent, IOSAgent } from '@midscene/ios';
import { APP_CONFIG } from '../config/app.config';

let agent: IOSAgent | null = null;

export async function getAgent(): Promise<IOSAgent> {
  if (!agent) {
    agent = await agentFromWebDriverAgent({
      wdaHost: process.env.WDA_HOST || 'localhost',
      wdaPort: Number(process.env.WDA_PORT) || 8100,
    });
  }
  return agent;
}

export async function destroyAgent(): Promise<void> {
  if (agent) {
    await agent.destroy();
    agent = null;
  }
}

export async function launchApp(): Promise<IOSAgent> {
  const a = await getAgent();
  await a.launch(APP_CONFIG.ios.bundleId);
  return a;
}

export async function backToHomepage(a: IOSAgent): Promise<void> {
  await a.aiAct('点击底部导航栏的首页tab或Home tab');
  await a.aiWaitFor('首页设备列表已显示', { timeoutMs: APP_CONFIG.timeouts.pageLoad });
}

export async function scrollToBot(a: IOSAgent, botName: string): Promise<void> {
  const visible = await a.aiBoolean(`当前屏幕上能看到包含"${botName}"文字的设备卡片`);
  if (!visible) {
    await a.aiAct(`向下滑动页面直到看到"${botName}"设备卡片`);
  }
}

export async function sleep(ms: number): Promise<void> {
  return new Promise((resolve) => setTimeout(resolve, ms));
}