Method load

src/lib/services/lazy-amap-api-loader.js:25–49

()

  }

  load() {
    if (this._window.AMap) {
      return Promise.resolve();
    }

    if (this._scriptLoadingPromise) return this._scriptLoadingPromise;
    const script = this._document.createElement('script');
    script.type = 'text/javascript';
    script.async = true;
    script.defer = true;
    script.src = this._getScriptSrc();

    this._scriptLoadingPromise = new Promise((resolve, reject) => {
      this._window['amapInitComponent'] = () => {
        this._queueEvents.forEach(event => event());
        while (this._queueEvents.length) {
          this._queueEvents.pop().apply();
        }
        return resolve();
      };
      script.onerror = error => reject(error);
    });
    this._document.head.appendChild(script);
    return this._scriptLoadingPromise;
  }

  _getScriptSrc() {
    // amap plugin prefix reg