private setIframe()

in src/embed.ts [710:754]

• 37 lines of code
• 8 McCabe index (conditional complexity)

  private setIframe(isLoad: boolean, phasedRender?: boolean, isBootstrap?: boolean): void {
    if (!this.iframe) {
      const iframeContent = document.createElement("iframe");
      const embedUrl = this.config.uniqueId ? addParamToUrl(this.config.embedUrl, 'uid', this.config.uniqueId) : this.config.embedUrl;

      iframeContent.style.width = '100%';
      iframeContent.style.height = '100%';
      iframeContent.setAttribute("src", embedUrl);
      iframeContent.setAttribute("scrolling", "no");
      iframeContent.setAttribute("allowfullscreen", "true");
      const node = this.element;
      while (node.firstChild) {
        node.removeChild(node.firstChild);
      }

      node.appendChild(iframeContent);
      this.iframe = node.firstChild as HTMLIFrameElement;
    }

    if (isLoad) {
      if (!isBootstrap) {
        // Validate config if it's not a bootstrap case.
        const errors = this.validate(this.config);
        if (errors) {
          throw errors;
        }
      }

      this.iframe.addEventListener('load', () => {
        this.iframeLoaded = true;
        this.load(phasedRender);
      }, false);

      if (this.service.getNumberOfComponents() <= Embed.maxFrontLoadTimes) {
        this.frontLoadHandler = () => {
          this.frontLoadSendConfig(this.config);
        };

        // 'ready' event is fired by the embedded element (not by the iframe)
        this.element.addEventListener('ready', this.frontLoadHandler, false);
      }
    } else {
      this.iframe.addEventListener('load', () => this.createReport(this.createConfig), false);
    }
  }