async downloadMap()

in examples/demo-app/src/cloud-providers/carto/carto-provider.js [196:253]
47 lines of code
8 McCabe index (conditional complexity)

  async downloadMap(queryParams) {
    try {
      const {owner: username, mapId, privateMap} = queryParams;

      if (!username || !mapId) {
        return;
      }

      let visualization;

      if (privateMap.trim().toLowerCase() === 'true') {
        await this._carto.login();
        const currentUsername = this.getUserName();
        if (currentUsername && currentUsername === username) {
          const cs = await this._carto.getCustomStorage();
          visualization = await cs.getVisualization(mapId);
        }
      } else {
        visualization = await this._carto.PublicStorageReader.getVisualization(username, mapId);
      }

      if (!visualization) {
        throw new Error(`Can't find map with ID: ${mapId}`);
      }

      // These are the options required for the action. For now, all datasets that come from CARTO are CSV
      const datasets = visualization.datasets.map(dataset => {
        const datasetId = dataset.name;

        return {
          info: {
            id: datasetId,
            label: datasetId,
            description: dataset.description,
            dataUrl: '',
            configUrl: '',
            panelDisabled: true
          },
          data: dataset.file
        };
      });

      // const datasets = visualization.datasets.map(dataset => dataset.file);

      this.currentMap = visualization.vis;

      return {
        map: {
          datasets,
          config: visualization.vis.config,
          info: {title: visualization.vis.name, description: visualization.vis.description}
        },
        format: 'csv'
      };
    } catch (error) {
      this._manageErrors(error);
    }
  }