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.structured;
  
  import com.alibaba.fastjson.JSON;
  import com.alibaba.fastjson.JSONObject;
  import com.alibaba.langengine.core.agent.AgentAction;
  import com.alibaba.langengine.core.agent.AgentOutputParser;
  import lombok.Data;
  import lombok.extern.slf4j.Slf4j;
  
  import java.util.regex.Matcher;
  import java.util.regex.Pattern;
  
  @Slf4j
  @Data
  public class StructuredChatGlmOutputParser extends AgentOutputParser {
  
      private static final String FINAL_ANSWER_ACTION = "Final Answer:";
  
      private static final String FINAL_ANSWER_ACTION_CH = "回答问题";
  
  
      private static final String ACTION = "tool_name";
  
      @Override
      public String getFormatInstructions() {
          return PromptConstants.FORMAT_INSTRUCTIONS;
      }
  
      @Override
      public String getParserType() {
          return "structured_chat";
      }
  
      @Override
      public Object parse(String text) {
  
          String regex = "```(.*?)```?";
          Pattern pattern = Pattern.compile(regex, Pattern.DOTALL);
          Matcher matcher = pattern.matcher(text);
          if(matcher.find()) {
              String actionInput = matcher.group(1);
              actionInput = actionInput.replaceAll("\\{\\{\\{\\{", "{")
                      .replaceAll("\\}\\}\\}\\}", "}").replaceAll("json","");
              Object response = JSON.parse(actionInput);
  
              if(!(response instanceof JSONObject)) {
                  return getAgentFinish(text);
              }
              JSONObject responseObj = (JSONObject) response;
  
              Object actionName = responseObj.get(ACTION);
              if(actionName == null){
                  return getAgentFinish(text);
              }
  
              if(FINAL_ANSWER_ACTION.equals(actionName.toString()) || FINAL_ANSWER_ACTION_CH.equals(actionName)) {
                  String finalAnswer = responseObj.get("action_input").toString();
                  return getAgentFinish(finalAnswer);
              }
              AgentAction agentAction = new AgentAction();
              agentAction.setTool(responseObj.get(ACTION).toString());
              agentAction.setToolInput(JSON.toJSONString(responseObj.get("params")));
              agentAction.setLog(text);
              return agentAction;
          } else {
              return getAgentFinish(text);
          }
      }
  
  }