/*
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* Copyright (c) 2018-2028, Chill Zhuang All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* Neither the name of the dreamlu.net developer nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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* Author: Chill 庄骞 (smallchill@163.com)
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*/
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package com.vci.ubcs.flow.business.service.impl;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import com.vci.ubcs.flow.business.service.FlowBusinessService;
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import com.vci.ubcs.flow.core.constant.ProcessConstant;
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import com.vci.ubcs.flow.core.entity.BladeFlow;
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import com.vci.ubcs.flow.core.utils.TaskUtil;
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import com.vci.ubcs.flow.engine.constant.FlowEngineConstant;
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import com.vci.ubcs.flow.engine.entity.FlowProcess;
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import com.vci.ubcs.flow.engine.utils.FlowCache;
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import com.vci.ubcs.flow.engine.utils.FlowableUtils;
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import com.vci.ubcs.starter.web.util.VciDateUtil;
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import com.vci.ubcs.system.user.cache.UserCache;
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import com.vci.ubcs.system.user.entity.User;
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import lombok.AllArgsConstructor;
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import org.apache.commons.lang3.StringUtils;
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import org.flowable.engine.HistoryService;
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import org.flowable.engine.RuntimeService;
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import org.flowable.engine.TaskService;
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import org.flowable.engine.history.HistoricActivityInstance;
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import org.flowable.engine.history.HistoricProcessInstance;
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import org.flowable.engine.history.HistoricProcessInstanceQuery;
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import org.flowable.engine.runtime.Execution;
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import org.flowable.engine.task.Comment;
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import org.flowable.task.api.TaskQuery;
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import org.flowable.task.api.history.HistoricTaskInstance;
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import org.flowable.task.api.history.HistoricTaskInstanceQuery;
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import org.flowable.variable.api.history.HistoricVariableInstance;
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import org.springblade.core.secure.utils.AuthUtil;
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import org.springblade.core.tool.support.Kv;
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import org.springblade.core.tool.utils.Func;
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import org.springblade.core.tool.utils.StringPool;
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import org.springblade.core.tool.utils.StringUtil;
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import org.springframework.stereotype.Service;
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import java.util.ArrayList;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Map;
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/**
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* 流程业务实现类
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*
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* @author Chill
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*/
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@Service
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@AllArgsConstructor
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public class FlowBusinessServiceImpl implements FlowBusinessService {
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private final TaskService taskService;
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private final HistoryService historyService;
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private final RuntimeService runtimeService;
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@Override
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public IPage<BladeFlow> selectClaimPage(IPage<BladeFlow> page, BladeFlow bladeFlow) {
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String taskUser = TaskUtil.getTaskUser();
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String taskGroup = TaskUtil.getCandidateGroup();
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List<BladeFlow> flowList = new LinkedList<>();
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// 个人等待签收的任务
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TaskQuery claimUserQuery = taskService.createTaskQuery().taskCandidateUser(taskUser)
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.includeProcessVariables().active().orderByTaskCreateTime().desc();
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// 定制流程等待签收的任务
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TaskQuery claimRoleWithTenantIdQuery = taskService.createTaskQuery().taskTenantId(AuthUtil.getTenantId()).taskCandidateGroupIn(Func.toStrList(taskGroup))
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.includeProcessVariables().active().orderByTaskCreateTime().desc();
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// 通用流程等待签收的任务
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TaskQuery claimRoleWithoutTenantIdQuery = taskService.createTaskQuery().taskWithoutTenantId().taskCandidateGroupIn(Func.toStrList(taskGroup))
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.includeProcessVariables().active().orderByTaskCreateTime().desc();
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// 构建列表数据
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buildFlowTaskList(bladeFlow, flowList, claimUserQuery, FlowEngineConstant.STATUS_CLAIM, page);
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buildFlowTaskList(bladeFlow, flowList, claimRoleWithTenantIdQuery, FlowEngineConstant.STATUS_CLAIM, page);
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buildFlowTaskList(bladeFlow, flowList, claimRoleWithoutTenantIdQuery, FlowEngineConstant.STATUS_CLAIM, page);
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// 计算总数
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long count = claimUserQuery.count() + claimRoleWithTenantIdQuery.count() + claimRoleWithoutTenantIdQuery.count();
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// 设置页数
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page.setSize(count);
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// 设置总数
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page.setTotal(count);
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// 设置数据
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page.setRecords(flowList);
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return page;
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}
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@Override
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public IPage<BladeFlow> selectTodoPage(IPage<BladeFlow> page, BladeFlow bladeFlow) {
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String taskUser = TaskUtil.getTaskUser();
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List<BladeFlow> flowList = new LinkedList<>();
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// 已签收的任务
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TaskQuery todoQuery = taskService.createTaskQuery().taskAssignee(taskUser).active()
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.includeProcessVariables().orderByTaskCreateTime().desc();
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// 构建列表数据
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buildFlowTaskList(bladeFlow, flowList, todoQuery, FlowEngineConstant.STATUS_TODO,page);
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// 计算总数
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long count = todoQuery.count();
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// 设置页数
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page.setSize(count);
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// 设置总数
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page.setTotal(count);
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// 设置数据
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page.setRecords(flowList);
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return page;
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}
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@Override
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public IPage<BladeFlow> selectSendPage(IPage<BladeFlow> page, BladeFlow bladeFlow) {
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String taskUser = TaskUtil.getTaskUser();
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List<BladeFlow> flowList = new LinkedList<>();
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HistoricProcessInstanceQuery historyQuery = historyService.createHistoricProcessInstanceQuery().startedBy(taskUser).orderByProcessInstanceStartTime().desc();
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if (StringUtils.isNotEmpty(bladeFlow.getCategory())) {
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historyQuery.processDefinitionCategory(bladeFlow.getCategory());
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}
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if (bladeFlow.getProcessDefinitionName() != null) {
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historyQuery.processDefinitionName(bladeFlow.getProcessDefinitionName());
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}
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if (bladeFlow.getBeginDate() != null) {
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historyQuery.startedAfter(bladeFlow.getBeginDate());
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}
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if (bladeFlow.getEndDate() != null) {
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historyQuery.startedBefore(bladeFlow.getEndDate());
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}
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// 查询列表
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List<HistoricProcessInstance> historyList = historyQuery.listPage(Func.toInt((page.getCurrent() - 1) * page.getSize()), Func.toInt(page.getSize()));
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historyList.forEach(historicProcessInstance -> {
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BladeFlow flow = new BladeFlow();
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// historicProcessInstance
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flow.setCreateTime(historicProcessInstance.getStartTime());
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flow.setEndTime(historicProcessInstance.getEndTime());
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flow.setVariables(historicProcessInstance.getProcessVariables());
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String[] businessKey = Func.toStrArray(StringPool.COLON, historicProcessInstance.getBusinessKey());
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if (businessKey.length > 1) {
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flow.setBusinessTable(businessKey[0]);
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flow.setBusinessId(businessKey.length>1?businessKey[1]:"1");
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}
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flow.setHistoryActivityName(historicProcessInstance.getName());
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flow.setProcessInstanceId(historicProcessInstance.getId());
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flow.setHistoryProcessInstanceId(historicProcessInstance.getId());
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// ProcessDefinition
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FlowProcess processDefinition = FlowCache.getProcessDefinition(historicProcessInstance.getProcessDefinitionId());
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flow.setProcessDefinitionId(processDefinition.getId());
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flow.setProcessDefinitionName(processDefinition.getName());
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flow.setProcessDefinitionVersion(processDefinition.getVersion());
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flow.setProcessDefinitionKey(processDefinition.getKey());
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flow.setCategory(processDefinition.getCategory());
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flow.setCategoryName(FlowCache.getCategoryName(processDefinition.getCategory()));
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flow.setProcessInstanceId(historicProcessInstance.getId());
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// HistoricTaskInstance
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List<HistoricTaskInstance> historyTasks = historyService.createHistoricTaskInstanceQuery().processInstanceId(historicProcessInstance.getId()).orderByHistoricTaskInstanceEndTime().desc().list();
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if (Func.isNotEmpty(historyTasks)) {
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HistoricTaskInstance historyTask = historyTasks.iterator().next();
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flow.setTaskId(historyTask.getId());
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flow.setTaskName(historyTask.getName());
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flow.setTaskDefinitionKey(historyTask.getTaskDefinitionKey());
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}
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// Status
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if (historicProcessInstance.getEndActivityId() != null) {
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flow.setProcessIsFinished(FlowEngineConstant.STATUS_FINISHED);
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} else {
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flow.setProcessIsFinished(FlowEngineConstant.STATUS_UNFINISHED);
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}
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flow.setStatus(FlowEngineConstant.STATUS_FINISH);
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//流程发起时间
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flow.setProcessDefinitionStartTime(VciDateUtil.date2Str(historicProcessInstance.getStartTime(),VciDateUtil.DateTimeFormat));
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//流程变量
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List<HistoricVariableInstance> variableInstances = historyService.createHistoricVariableInstanceQuery().processInstanceId(historicProcessInstance.getId()).list();
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Map<String,Object> variables = FlowableUtils.switchVariable(variableInstances);
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flow.setVariables(variables);
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//businessKey
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if (Func.isNotEmpty(historicProcessInstance)) {
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flow.setBusinessId(businessKey.length>1 && StringUtils.isNotEmpty(businessKey[1])?businessKey[1]:"1");
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}
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flowList.add(flow);
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});
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// 计算总数
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long count = historyQuery.count();
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// 设置总数
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page.setTotal(count);
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page.setRecords(flowList);
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return page;
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}
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@Override
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public IPage<BladeFlow> selectDonePage(IPage<BladeFlow> page, BladeFlow bladeFlow) {
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String taskUser = TaskUtil.getTaskUser();
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List<BladeFlow> flowList = new LinkedList<>();
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HistoricTaskInstanceQuery doneQuery = historyService.createHistoricTaskInstanceQuery().taskAssignee(taskUser).finished()
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.includeProcessVariables().orderByHistoricTaskInstanceEndTime().desc();
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if (StringUtils.isNotEmpty(bladeFlow.getCategory())) {
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doneQuery.processCategoryIn(Func.toStrList(bladeFlow.getCategory()));
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}
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if (bladeFlow.getProcessDefinitionName() != null) {
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doneQuery.processDefinitionName(bladeFlow.getProcessDefinitionName());
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}
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if (bladeFlow.getBeginDate() != null) {
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doneQuery.taskCompletedAfter(bladeFlow.getBeginDate());
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}
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if (bladeFlow.getEndDate() != null) {
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doneQuery.taskCompletedBefore(bladeFlow.getEndDate());
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}
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// 查询列表
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List<HistoricTaskInstance> doneList = doneQuery.listPage(Func.toInt((page.getCurrent() - 1) * page.getSize()), Func.toInt(page.getSize()));
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doneList.forEach(historicTaskInstance -> {
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BladeFlow flow = new BladeFlow();
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flow.setTaskId(historicTaskInstance.getId());
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flow.setTaskDefinitionKey(historicTaskInstance.getTaskDefinitionKey());
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flow.setTaskName(historicTaskInstance.getName());
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flow.setAssignee(historicTaskInstance.getAssignee());
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flow.setCreateTime(historicTaskInstance.getCreateTime());
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flow.setExecutionId(historicTaskInstance.getExecutionId());
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flow.setHistoryTaskEndTime(historicTaskInstance.getEndTime());
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flow.setVariables(historicTaskInstance.getProcessVariables());
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FlowProcess processDefinition = FlowCache.getProcessDefinition(historicTaskInstance.getProcessDefinitionId());
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flow.setProcessDefinitionId(processDefinition.getId());
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flow.setProcessDefinitionName(processDefinition.getName());
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flow.setProcessDefinitionKey(processDefinition.getKey());
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flow.setProcessDefinitionVersion(processDefinition.getVersion());
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flow.setCategory(processDefinition.getCategory());
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flow.setCategoryName(FlowCache.getCategoryName(processDefinition.getCategory()));
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flow.setProcessInstanceId(historicTaskInstance.getProcessInstanceId());
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flow.setHistoryProcessInstanceId(historicTaskInstance.getProcessInstanceId());
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HistoricProcessInstance historicProcessInstance = getHistoricProcessInstance((historicTaskInstance.getProcessInstanceId()));
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if (Func.isNotEmpty(historicProcessInstance)) {
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String[] businessKey = Func.toStrArray(StringPool.COLON, historicProcessInstance.getBusinessKey());
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flow.setBusinessTable(businessKey[0]);
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flow.setBusinessId(businessKey.length>1?businessKey[1]:"1");
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if (historicProcessInstance.getEndActivityId() != null) {
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flow.setProcessIsFinished(FlowEngineConstant.STATUS_FINISHED);
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} else {
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flow.setProcessIsFinished(FlowEngineConstant.STATUS_UNFINISHED);
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}
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}
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flow.setStatus(FlowEngineConstant.STATUS_FINISH);
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flowList.add(flow);
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});
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// 计算总数
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long count = doneQuery.count();
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// 设置总数
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page.setTotal(count);
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page.setRecords(flowList);
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return page;
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}
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@Override
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public boolean completeTask(BladeFlow flow) {
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String taskId = flow.getTaskId();
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String processInstanceId = flow.getProcessInstanceId();
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String comment = Func.toStr(flow.getComment(), ProcessConstant.PASS_COMMENT);
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// 增加评论
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if (StringUtil.isNoneBlank(processInstanceId, comment)) {
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taskService.addComment(taskId, processInstanceId, comment);
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}
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// 创建变量
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Map<String, Object> variables = flow.getVariables();
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if (variables == null) {
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variables = Kv.create();
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}
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variables.put(ProcessConstant.PASS_KEY, flow.isPass());
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// 完成任务
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taskService.complete(taskId, variables);
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return true;
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}
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/**
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* 构建流程
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*
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* @param bladeFlow 流程通用类
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* @param flowList 流程列表
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* @param taskQuery 任务查询类
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* @param status 状态
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* @param page
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*/
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private void buildFlowTaskList(BladeFlow bladeFlow, List<BladeFlow> flowList, TaskQuery taskQuery, String status, IPage<BladeFlow> page) {
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// if (bladeFlow.getCategory() != null) {
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if (StringUtils.isNotEmpty(bladeFlow.getCategory())) {
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taskQuery.processCategoryIn(Func.toStrList(bladeFlow.getCategory()));
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}
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if (bladeFlow.getProcessDefinitionName() != null) {
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taskQuery.processDefinitionName(bladeFlow.getProcessDefinitionName());
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}
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if (bladeFlow.getBeginDate() != null) {
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taskQuery.taskCreatedAfter(bladeFlow.getBeginDate());
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}
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if (bladeFlow.getEndDate() != null) {
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taskQuery.taskCreatedBefore(bladeFlow.getEndDate());
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}
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int firstResult = (int) ((page.getCurrent()-1)* page.getSize());
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int maxResult = (int) page.getSize();
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taskQuery.listPage(firstResult,maxResult).forEach(task -> {
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BladeFlow flow = new BladeFlow();
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flow.setTaskId(task.getId());
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flow.setTaskDefinitionKey(task.getTaskDefinitionKey());
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flow.setTaskName(task.getName());
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flow.setAssignee(task.getAssignee());
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flow.setCreateTime(task.getCreateTime());
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flow.setClaimTime(task.getClaimTime());
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flow.setExecutionId(task.getExecutionId());
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flow.setVariables(task.getProcessVariables());
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HistoricProcessInstance historicProcessInstance = getHistoricProcessInstance(task.getProcessInstanceId());
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//获取上一任务信息
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HistoricActivityInstance historicActivityInstance = getPrevHistoricActivityInstance(task.getProcessInstanceId(),task.getId());
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flow.setHistoryActivityId(historicActivityInstance.getTaskId());
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flow.setHistoryActivityName(historicActivityInstance.getActivityName());
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//获取历史任务执行人
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if(historicActivityInstance.getActivityType().equals(FlowEngineConstant.USR_TASK)){
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User user = UserCache.getUser(TaskUtil.getUserId(historicActivityInstance.getAssignee()));
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flow.setHistoryActivityAssigne(historicActivityInstance.getAssignee());
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flow.setHistoryActivityAssigneName(user.getName());
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List<Comment> commentList = taskService.getTaskComments(historicActivityInstance.getTaskId());
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if (commentList.size() > 0) {
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flow.setHistoryActivityIdea(commentList.get(0).getFullMessage());
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}
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}
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List<HistoricProcessInstance> processInstanceList = historyService.createHistoricProcessInstanceQuery()
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.processInstanceId(task.getProcessInstanceId()).orderByProcessInstanceStartTime().asc().list();
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flow.setProcessDefinitionStartTime(VciDateUtil.date2Str(processInstanceList.get(0).getStartTime(),VciDateUtil.DateTimeFormat));
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// 获取流程发起人名称
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if (FlowEngineConstant.START_EVENT.equals(historicActivityInstance.getActivityType())) {
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if (processInstanceList.size() > 0) {
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if (StringUtil.isNotBlank(processInstanceList.get(0).getStartUserId())) {
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String taskUser = processInstanceList.get(0).getStartUserId();
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User user = UserCache.getUser(TaskUtil.getUserId(taskUser));
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if (user != null) {
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flow.setHistoryActivityAssigne(historicActivityInstance.getAssignee());
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flow.setHistoryActivityAssigneName(user.getName());
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}
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}
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}
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}
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if (Func.isNotEmpty(historicProcessInstance)) {
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String[] businessKey = new String[2];
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if(historicProcessInstance.getBusinessKey().contains(StringPool.COLON)){
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businessKey = Func.toStrArray(StringPool.COLON, historicProcessInstance.getBusinessKey());
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}else{
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businessKey[0] = historicProcessInstance.getBusinessKey();
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}
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flow.setBusinessTable(businessKey[0]);
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flow.setBusinessId(businessKey.length>1 && StringUtils.isNotEmpty(businessKey[1])?businessKey[1]:"1");
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}
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FlowProcess processDefinition = FlowCache.getProcessDefinition(task.getProcessDefinitionId());
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flow.setCategory(processDefinition.getCategory());
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flow.setCategoryName(FlowCache.getCategoryName(processDefinition.getCategory()));
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flow.setProcessDefinitionId(processDefinition.getId());
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flow.setProcessDefinitionName(processDefinition.getName());
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flow.setProcessDefinitionKey(processDefinition.getKey());
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flow.setProcessDefinitionVersion(processDefinition.getVersion());
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flow.setProcessInstanceId(task.getProcessInstanceId());
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flow.setStatus(status);
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flowList.add(flow);
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});
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}
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private HistoricActivityInstance getPrevHistoricActivityInstance(String processInstanceId, String taskDefinitionId) {
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List<HistoricActivityInstance> historicActivityInstanceList = historyService.createHistoricActivityInstanceQuery().processInstanceId(processInstanceId)
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.orderByHistoricActivityInstanceStartTime().asc()
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.orderByHistoricActivityInstanceEndTime().asc().list();
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List<HistoricActivityInstance> tempList = new ArrayList<>();
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int index = 0;
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for(HistoricActivityInstance historicActivityInstance : historicActivityInstanceList){
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if (StringUtils.equals(FlowEngineConstant.USR_TASK, historicActivityInstance.getActivityType())
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|| FlowEngineConstant.START_EVENT.equals(historicActivityInstance.getActivityType())
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|| FlowEngineConstant.END_EVENT.equals(historicActivityInstance.getActivityType())) {
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tempList.add(historicActivityInstance);
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}
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if(StringUtils.isNotEmpty(historicActivityInstance.getTaskId()) && historicActivityInstance.getTaskId().equals(taskDefinitionId)){
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index = tempList.indexOf(historicActivityInstance);
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break;
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}
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}
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if(index == 0){
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return tempList.get(0);
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}
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return tempList.get(index-1);
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}
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/**
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* 获取历史流程
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*
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* @param processInstanceId 流程实例id
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* @return HistoricProcessInstance
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*/
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private HistoricProcessInstance getHistoricProcessInstance(String processInstanceId) {
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return historyService.createHistoricProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
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}
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public Object getVar(String processInstanceId,String key){
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Object t = null;
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List<Execution> list = runtimeService.createExecutionQuery().processInstanceId(processInstanceId).list();
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for (Execution execution : list) {
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Object va = runtimeService.getVariable(execution.getId(),key);
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if(va!=null){
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t=va;
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}
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}
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return t;
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}
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}
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