// class MockManager {
//   private nextInstanceId = 0;
//   private map: Record<number, number> = {};

//   /** 创建一个 mock 实例 */
//   create() {
//     const id = this.nextInstanceId + 1;
//     this.nextInstanceId += 1;
//     this.map[id] = 0;
//     return id;
//   }

//   /** 递增 mock 实例值 */
//   inc(id: number): number {
//     this.map[id] += 1;
//     return this.map[id];
//   }

//   /** 重置 mock 实例值 */
//   resetOne(id: number) {
//     this.map[id] = 0;
//   }

//   /** 重置所有 mock 实例 */
//   reset() {
//     Object.keys(this.map).forEach((id) => {
//       this.resetOne(Number(id));
//     });
//   }
// }

// export const mockManager = new MockManager();

export const sleep = async (timeout = 0) => {
  await new Promise((resolve) => {
    setTimeout(resolve, timeout);
  });
};

export const mockInjectJsapi = () => {
  const MOCK_JSAPI = {
    invoke: () => {},
  };
  (window as any).WeixinJSBridge = MOCK_JSAPI;
  document.dispatchEvent(new Event('WeixinJSBridgeReady'));
  return MOCK_JSAPI;
};

/** 清理 mockInjectJsapi 注入的东西，不直接作为 mockInjectJsapi 的返回，这样方便放到 jest 钩子里 */
export const resetMockJsapi = () => {
  delete (window as any).WeixinJSBridge;
};

export const UUID_REGEX_STRING = '[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}';
export const UUID_REGEX = /^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i;
export const UA_REGEX =
  /^Mozilla\/5\.0 \((?:darwin|win32)\) AppleWebKit\/537\.36 \(KHTML, like Gecko\) jsdom\/16\.7\.0$/;

/** 封装 storage，序列化 + 缺省值 */
class Storage {
  /** localStorage.setItem */
  setLocal(key: string, value: any) {
    if (!localStorage) return;
    if (value === undefined || value === null) {
      return;
    }
    localStorage.setItem(key, JSON.stringify(value));
  }

  /** localStorage.getItem */
  getLocal(key: string, defaultValue?: any) {
    if (!localStorage) return defaultValue;
    const value = localStorage.getItem(key);
    if (value === undefined || value === null) {
      return defaultValue;
    }
    try {
      const v = JSON.parse(value);
      return v;
    } catch (e) {
      // 可能是老数据未 stringify 的，兼容一下
      return value;
    }
  }

  /** localStorage.removeItem */
  removeLocal(key: string) {
    localStorage?.removeItem(key);
  }
}

export const storage = new Storage();

/** 执行内层所有 Promise https://stackoverflow.com/a/58716087 */
export function flushPromises() {
  return new Promise(jest.requireActual('timers').setImmediate);
}