Method _generateUniqueLayerId

src/common/mapping/WebMapV2.js:1084–1101

(options)

    }

    _generateUniqueLayerId(options) {
      let { layerId, repeatIndex, layerType } = options;
      if (this.map.getLayer(layerId)) {
        repeatIndex++;
        // 判断是否带有-index后缀
        if (layerId.match(/-\d+&/gi)) {
          layerId = layerId.replace(/\d+$/gi, repeatIndex);
        } else {
          layerId = `${layerId}-${repeatIndex}`;
        }
        return this._generateUniqueLayerId({ ...options, layerId, repeatIndex });
      } else {
        if (this._isDataflowLayer(layerType)) {
          return { newId: `${layerId}_${+new Date()}`, newIndex: repeatIndex + 1 };
        }
        return { newId: layerId, newIndex: repeatIndex };
      }
    }

    _createRestMapLayer(restMaps, layer) {
      restMaps.forEach((restMapInfo) => {