content: /**
   * Copyright (C) 2024 AIDC-AI
   *
   * 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.alibaba.langengine.core.agent.planexecute;
  
  import com.alibaba.langengine.core.agent.planexecute.executors.BaseExecutor;
  import com.alibaba.langengine.core.agent.planexecute.planners.BasePlanner;
  import com.alibaba.langengine.core.callback.ExecutionContext;
  import com.alibaba.langengine.core.chain.Chain;
  import lombok.Data;
  import lombok.extern.slf4j.Slf4j;
  
  import java.util.Arrays;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  import java.util.function.Consumer;
  
  /**
   * PlanAndExecute
   *
   * @author xiaoxuan.lp
   */
  @Slf4j
  @Data
  public class PlanAndExecute extends Chain {
  
      private BasePlanner planner;
  
      private BaseExecutor executor;
  
      private BaseStepContainer stepContainer = new ListStepContainer();
  
      private String inputKey = "input";
  
      private String outputKey = "output";
  
      @Override
      public Map<String, Object> call(Map<String, Object> inputs, ExecutionContext executionContext, Consumer<String> consumer, Map<String, Object> extraAttributes) {
          Plan plan = planner.plan(inputs, extraAttributes);
          log.warn("plan:" + plan);
          for (Step step : plan.getSteps()) {
              Map<String, Object> newInputs = new HashMap<>();
              newInputs.putAll(inputs);
              newInputs.put("previous_steps", stepContainer.getFinalResponse());
              newInputs.put("current_step", step.getValue());
              newInputs.put("objective", inputs.get(inputKey));
              StepResponse response = executor.step(newInputs);
              stepContainer.addStep(step, response);
          }
          Map<String, Object> output = new HashMap<>();
          output.put(outputKey, stepContainer.getFinalResponse());
          return output;
      }
  
      @Override
      public List<String> getInputKeys() {
          return Arrays.asList(new String[]{ inputKey });
      }
  
      @Override
      public List<String> getOutputKeys() {
          return Arrays.asList(new String[]{ outputKey });
      }
  }
  