NodeJSCodePathMapper.java

/* Copyright 2016 Google Inc
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.google.api.codegen.nodejs;

import com.google.api.codegen.ApiConfig;
import com.google.api.codegen.gapic.GapicCodePathMapper;
import com.google.api.tools.framework.model.ProtoElement;

import com.google.common.base.Splitter;

import java.util.List;

public class NodeJSCodePathMapper implements GapicCodePathMapper {
  @Override
  public String getOutputPath(ProtoElement element, ApiConfig config) {
    String apiVersion = "";
    // For the gcloud package, the generated file would be a sub part of
    // the package, under the versioned directory. For example, Speech V1 API
    // would be a part of "@google-cloud/speech" package, and loaded as
    //    var speechV1 = require("@google-cloud/speech").v1();
    // To do this, we fetch the version number from the service full name.
    if (NodeJSUtils.isGcloud(config)) {
      List<String> packages = Splitter.on(".").splitToList(element.getFullName());
      if (packages.size() > 2) {
        String parentName = packages.get(packages.size() - 2);
        if (parentName.matches("v[0-9]+((alpha|beta)[0-9]+)?")) {
          apiVersion = parentName;
        }
      }
    }
    return apiVersion.isEmpty() ? "src" : ("src/" + apiVersion);
  }
}