Method updateOverlayLayer

src/common/mapping/WebMapV3.js:252–262

(layerInfo, features, mergeByField)

  }

  updateOverlayLayer(layerInfo, features, mergeByField) {
    if (layerInfo.renderSource.type === 'geojson') {
      const sourceId = layerInfo.renderSource.id;
      features = mergeFeatures({ sourceId, features, mergeByField, map: this.map });
      const featureCollection = {
        type: 'FeatureCollection',
        features
      };
      this.map.getSource(sourceId).setData(featureCollection);
    }
  }

  /**
   * @private