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.agentic.core.flows.service.impl;
  
  import com.alibaba.agentic.core.engine.constants.ExecutionConstant;
  import com.alibaba.agentic.core.engine.dto.FlowDefinition;
  import com.alibaba.smart.framework.engine.SmartEngine;
  import com.alibaba.smart.framework.engine.model.instance.ExecutionInstance;
  import com.alibaba.smart.framework.engine.model.instance.ProcessInstance;
  import com.alibaba.smart.framework.engine.persister.custom.session.PersisterSession;
  import com.alibaba.smart.framework.engine.service.command.ExecutionCommandService;
  import com.alibaba.smart.framework.engine.service.query.ExecutionQueryService;
  import lombok.AllArgsConstructor;
  import lombok.Data;
  import lombok.extern.slf4j.Slf4j;
  import org.springframework.util.CollectionUtils;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  @Slf4j
  @Data
  @AllArgsConstructor
  public class FlowProcessService {
  
      private final SmartEngine smartEngine;
  
  
      public ProcessInstance startFlow(FlowDefinition flowDefinition, Map<String, Object> request, Map<String, Object> response) {
          try {
              PersisterSession.create();
              return smartEngine.getProcessCommandService().start(flowDefinition.getDefinitionId(), flowDefinition.getVersion(),
                      new HashMap<>(Map.of(ExecutionConstant.ORIGIN_REQUEST, request.get(ExecutionConstant.ORIGIN_REQUEST),
                              ExecutionConstant.SYSTEM_CONTEXT, request.get(ExecutionConstant.SYSTEM_CONTEXT))),
                      response);
          } catch (Exception e) {
              log.error("FlowProcessService startFlow fail", e);
              throw new RuntimeException(e);
          } finally {
              PersisterSession.destroySession();
          }
      }
  
      public ProcessInstance startFlow(String flowDefinitionId, String flowVersion, Map<String, Object> request, Map<String, Object> response) {
          try {
              PersisterSession.create();
              return smartEngine.getProcessCommandService().start(flowDefinitionId, flowVersion
                      , Map.of(ExecutionConstant.ORIGIN_REQUEST, request.get(ExecutionConstant.ORIGIN_REQUEST),
                              ExecutionConstant.SYSTEM_CONTEXT, request.get(ExecutionConstant.SYSTEM_CONTEXT)), response);
          } catch (Exception e) {
              log.error("FlowProcessService startFlow fail", e);
              throw new RuntimeException(e);
          } finally {
              PersisterSession.destroySession();
          }
      }
  
  
      public void signal(ProcessInstance processInstance, String activityId, Map<String, Object> request, Map<String, Object> response) {
          try {
              PersisterSession.create();
              PersisterSession.currentSession().putProcessInstance(processInstance);
              ExecutionQueryService executionQueryService = smartEngine.getExecutionQueryService();
              ExecutionCommandService executionCommandService = smartEngine.getExecutionCommandService();
              List<ExecutionInstance> executionInstanceList = executionQueryService.findActiveExecutionList(processInstance.getInstanceId());
              if (CollectionUtils.isEmpty(executionInstanceList)) {
                  log.error("no active executionInstance error");
                  return;
              }
              for (ExecutionInstance executionInstance : executionInstanceList) {
                  if (executionInstance.getProcessDefinitionActivityId().equals(activityId)) {
                      executionCommandService.signal(executionInstance.getInstanceId(),
                              new HashMap<>(Map.of(ExecutionConstant.ORIGIN_REQUEST, request.get(ExecutionConstant.ORIGIN_REQUEST),
                                      ExecutionConstant.SYSTEM_CONTEXT, request.get(ExecutionConstant.SYSTEM_CONTEXT),
                                      ExecutionConstant.IS_CALLBACK, true)),
                              new HashMap<>(response));
                      return;
                  }
              }
          } catch (Exception e) {
              log.error("signal error", e);
              throw new RuntimeException(e);
          } finally {
              PersisterSession.destroySession();
          }
      }
  
  
  }
  