export class BomHack {
  constructor(private _allowedOrigin: string) {}

  process(bomId: string): Promise<any> {
    return new Promise((resolve, reject) => {
      const iFrameEl: HTMLIFrameElement = document.createElement('iframe');
      iFrameEl.src = `${this._allowedOrigin}/en/bom-tool/view/${bomId}/1`;
      iFrameEl.style.display = 'none';
      document.body.appendChild(iFrameEl);
      window.addEventListener(
        'message',
        event => {
          try {
            document.body.removeChild(iFrameEl);
          } catch (e) {
            console.log(e);
          }
          if (event.origin !== this._allowedOrigin)
            return reject(new Error("The origin doesn't match allowed origin"));
          return resolve(event.data);
        },
        false
      );
    });
  }
}