/*
 * Copyright 2016 The Bazel Authors. All rights reserved.
 *
 * 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.idea.blaze.base.run.targetfinder;

import com.google.common.base.Predicate;
import com.google.common.collect.ImmutableList;
import com.google.idea.blaze.base.ideinfo.TargetIdeInfo;
import com.google.idea.blaze.base.model.BlazeProjectData;
import com.google.idea.blaze.base.sync.data.BlazeProjectDataManager;
import com.intellij.openapi.project.Project;
import java.util.List;
import org.jetbrains.annotations.NotNull;

/** Implementation of RuleFinder. */
class TargetFinderImpl extends TargetFinder {
  @Override
  public List<TargetIdeInfo> findTargets(
      @NotNull Project project, @NotNull Predicate<TargetIdeInfo> predicate) {
    BlazeProjectData projectData =
        BlazeProjectDataManager.getInstance(project).getBlazeProjectData();
    if (projectData == null) {
      return ImmutableList.of();
    }

    ImmutableList.Builder<TargetIdeInfo> resultList = ImmutableList.builder();
    for (TargetIdeInfo target : projectData.targetMap.targets()) {
      if (predicate.apply(target)) {
        resultList.add(target);
      }
    }
    return resultList.build();
  }
}