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@ -2,25 +2,11 @@ package cn.iocoder.yudao.module.bpm.framework.flowable.core.behavior;
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import cn.hutool.core.collection.CollUtil;
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import cn.hutool.core.util.RandomUtil;
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import cn.hutool.core.util.StrUtil;
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import cn.iocoder.yudao.framework.common.enums.CommonStatusEnum;
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import cn.iocoder.yudao.framework.datapermission.core.annotation.DataPermission;
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import cn.iocoder.yudao.module.bpm.dal.dataobject.definition.BpmTaskAssignRuleDO;
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import cn.iocoder.yudao.module.bpm.dal.dataobject.definition.BpmUserGroupDO;
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import cn.iocoder.yudao.module.bpm.domain.enums.definition.BpmTaskAssignRuleTypeEnum;
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import cn.iocoder.yudao.module.bpm.framework.flowable.core.behavior.script.BpmTaskAssignScript;
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import cn.iocoder.yudao.module.bpm.service.definition.BpmTaskAssignRuleService;
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import cn.iocoder.yudao.module.bpm.service.definition.BpmUserGroupService;
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import cn.iocoder.yudao.module.system.api.dept.DeptApi;
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import cn.iocoder.yudao.module.system.api.dept.dto.DeptRespDTO;
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import cn.iocoder.yudao.module.system.api.permission.PermissionApi;
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import cn.iocoder.yudao.module.system.api.user.AdminUserApi;
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import cn.iocoder.yudao.module.system.api.user.dto.AdminUserRespDTO;
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import com.google.common.annotations.VisibleForTesting;
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import lombok.Setter;
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import lombok.extern.slf4j.Slf4j;
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import org.flowable.bpmn.model.UserTask;
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import org.flowable.common.engine.api.FlowableException;
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import org.flowable.common.engine.impl.el.ExpressionManager;
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import org.flowable.engine.delegate.DelegateExecution;
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import org.flowable.engine.impl.bpmn.behavior.UserTaskActivityBehavior;
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@ -29,14 +15,9 @@ import org.flowable.engine.impl.util.TaskHelper;
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import org.flowable.task.service.TaskService;
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import org.flowable.task.service.impl.persistence.entity.TaskEntity;
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import java.util.*;
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import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
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import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.convertMap;
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import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.convertSet;
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import static cn.iocoder.yudao.framework.common.util.json.JsonUtils.toJsonString;
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import static cn.iocoder.yudao.module.bpm.enums.ErrorCodeConstants.TASK_ASSIGN_SCRIPT_NOT_EXISTS;
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import static cn.iocoder.yudao.module.bpm.enums.ErrorCodeConstants.TASK_CREATE_FAIL_NO_CANDIDATE_USER;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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/**
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* 自定义的流程任务的 assignee 负责人的分配
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@ -51,153 +32,24 @@ public class BpmUserTaskActivityBehavior extends UserTaskActivityBehavior {
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@Setter
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private BpmTaskAssignRuleService bpmTaskRuleService;
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@Setter
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private BpmUserGroupService userGroupService;
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@Setter
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private DeptApi deptApi;
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@Setter
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private AdminUserApi adminUserApi;
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@Setter
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private PermissionApi permissionApi;
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/**
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* 任务分配脚本
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*/
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private Map<Long, BpmTaskAssignScript> scriptMap = Collections.emptyMap();
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public BpmUserTaskActivityBehavior(UserTask userTask) {
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super(userTask);
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}
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public void setScripts(List<BpmTaskAssignScript> scripts) {
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this.scriptMap = convertMap(scripts, script -> script.getEnum().getId());
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}
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@Override
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@DataPermission(enable = false) // 不需要处理数据权限， 不然会有问题，查询不到数据
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protected void handleAssignments(TaskService taskService, String assignee, String owner,
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List<String> candidateUsers, List<String> candidateGroups, TaskEntity task, ExpressionManager expressionManager,
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DelegateExecution execution, ProcessEngineConfigurationImpl processEngineConfiguration) {
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/*boolean isMultiInstance = hasMultiInstanceCharacteristics();
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if (isMultiInstance) {
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//多实例 会签/或签,执行多次每个人 待办人都在execution里面获取
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Integer assigneeUserId = execution.getVariableLocal("user", Integer.class);
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TaskHelper.changeTaskAssignee(task, String.valueOf(assigneeUserId));
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} else {
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// 第一步，获得任务的规则
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BpmTaskAssignRuleDO rule = getTaskRule(task);
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// 第二步，获得任务的候选用户们
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Set<Long> candidateUserIds = calculateTaskCandidateUsers(task, rule);
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// 第三步，设置一个作为负责人
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Long assigneeUserId = chooseTaskAssignee(execution, candidateUserIds);
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TaskHelper.changeTaskAssignee(task, String.valueOf(assigneeUserId));
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}
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*/
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// 第一步，获得任务的规则
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BpmTaskAssignRuleDO rule = getTaskRule(task);
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// 第二步，获得任务的候选用户们
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Set<Long> candidateUserIds = calculateTaskCandidateUsers(task, rule);
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// 第三步，设置一个作为负责人
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// 第一步，获得任务的候选用户们
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Set<Long> candidateUserIds = bpmTaskRuleService.calculateTaskCandidateUsers(task);
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// 第二步，选择一个作为候选人
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Long assigneeUserId = chooseTaskAssignee(execution, candidateUserIds);
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// 第三步，设置作为负责人
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TaskHelper.changeTaskAssignee(task, String.valueOf(assigneeUserId));
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}
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private BpmTaskAssignRuleDO getTaskRule(TaskEntity task) {
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List<BpmTaskAssignRuleDO> taskRules =
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bpmTaskRuleService.getTaskAssignRuleListByProcessDefinitionId(task.getProcessDefinitionId(),
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task.getTaskDefinitionKey());
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if (CollUtil.isEmpty(taskRules)) {
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throw new FlowableException(
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StrUtil.format("流程任务({}/{}/{}) 找不到符合的任务规则", task.getId(), task.getProcessDefinitionId(),
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task.getTaskDefinitionKey()));
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}
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if (taskRules.size() > 1) {
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throw new FlowableException(
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StrUtil.format("流程任务({}/{}/{}) 找到过多任务规则({})", task.getId(), task.getProcessDefinitionId(),
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task.getTaskDefinitionKey(), taskRules.size()));
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}
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return taskRules.get(0);
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}
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Set<Long> calculateTaskCandidateUsers(TaskEntity task, BpmTaskAssignRuleDO rule) {
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Set<Long> assigneeUserIds = null;
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if (Objects.equals(BpmTaskAssignRuleTypeEnum.ROLE.getType(), rule.getType())) {
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assigneeUserIds = calculateTaskCandidateUsersByRole(task, rule);
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} else if (Objects.equals(BpmTaskAssignRuleTypeEnum.DEPT_MEMBER.getType(), rule.getType())) {
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assigneeUserIds = calculateTaskCandidateUsersByDeptMember(task, rule);
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} else if (Objects.equals(BpmTaskAssignRuleTypeEnum.DEPT_LEADER.getType(), rule.getType())) {
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assigneeUserIds = calculateTaskCandidateUsersByDeptLeader(task, rule);
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} else if (Objects.equals(BpmTaskAssignRuleTypeEnum.POST.getType(), rule.getType())) {
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assigneeUserIds = calculateTaskCandidateUsersByPost(task, rule);
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} else if (Objects.equals(BpmTaskAssignRuleTypeEnum.USER.getType(), rule.getType())) {
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assigneeUserIds = calculateTaskCandidateUsersByUser(task, rule);
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} else if (Objects.equals(BpmTaskAssignRuleTypeEnum.USER_GROUP.getType(), rule.getType())) {
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assigneeUserIds = calculateTaskCandidateUsersByUserGroup(task, rule);
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} else if (Objects.equals(BpmTaskAssignRuleTypeEnum.SCRIPT.getType(), rule.getType())) {
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assigneeUserIds = calculateTaskCandidateUsersByScript(task, rule);
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} else if (Objects.equals(BpmTaskAssignRuleTypeEnum.USER_SIGN.getType(), rule.getType())) {
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assigneeUserIds = calculateTaskCandidateUsersByUser(task, rule);
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} else if (Objects.equals(BpmTaskAssignRuleTypeEnum.USER_OR_SIGN.getType(), rule.getType())) {
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assigneeUserIds = calculateTaskCandidateUsersByUser(task, rule);
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}
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// 移除被禁用的用户
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removeDisableUsers(assigneeUserIds);
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// 如果候选人为空，抛出异常 TODO 芋艿：没候选人的策略选择。1 - 挂起；2 - 直接结束；3 - 强制一个兜底人
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if (CollUtil.isEmpty(assigneeUserIds)) {
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log.error("[calculateTaskCandidateUsers][流程任务({}/{}/{}) 任务规则({}) 找不到候选人]", task.getId(),
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task.getProcessDefinitionId(), task.getTaskDefinitionKey(), toJsonString(rule));
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throw exception(TASK_CREATE_FAIL_NO_CANDIDATE_USER);
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}
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return assigneeUserIds;
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}
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private Set<Long> calculateTaskCandidateUsersByRole(TaskEntity task, BpmTaskAssignRuleDO rule) {
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return permissionApi.getUserRoleIdListByRoleIds(rule.getOptions());
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}
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private Set<Long> calculateTaskCandidateUsersByDeptMember(TaskEntity task, BpmTaskAssignRuleDO rule) {
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List<AdminUserRespDTO> users = adminUserApi.getUsersByDeptIds(rule.getOptions());
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return convertSet(users, AdminUserRespDTO::getId);
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}
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private Set<Long> calculateTaskCandidateUsersByDeptLeader(TaskEntity task, BpmTaskAssignRuleDO rule) {
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List<DeptRespDTO> depts = deptApi.getDepts(rule.getOptions());
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return convertSet(depts, DeptRespDTO::getLeaderUserId);
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}
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private Set<Long> calculateTaskCandidateUsersByPost(TaskEntity task, BpmTaskAssignRuleDO rule) {
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List<AdminUserRespDTO> users = adminUserApi.getUsersByPostIds(rule.getOptions());
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return convertSet(users, AdminUserRespDTO::getId);
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}
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private Set<Long> calculateTaskCandidateUsersByUser(TaskEntity task, BpmTaskAssignRuleDO rule) {
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return rule.getOptions();
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}
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private Set<Long> calculateTaskCandidateUsersByUserGroup(TaskEntity task, BpmTaskAssignRuleDO rule) {
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List<BpmUserGroupDO> userGroups = userGroupService.getUserGroupList(rule.getOptions());
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Set<Long> userIds = new HashSet<>();
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userGroups.forEach(group -> userIds.addAll(group.getMemberUserIds()));
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return userIds;
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}
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private Set<Long> calculateTaskCandidateUsersByScript(TaskEntity task, BpmTaskAssignRuleDO rule) {
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// 获得对应的脚本
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List<BpmTaskAssignScript> scripts = new ArrayList<>(rule.getOptions().size());
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rule.getOptions().forEach(id -> {
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BpmTaskAssignScript script = scriptMap.get(id);
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if (script == null) {
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throw exception(TASK_ASSIGN_SCRIPT_NOT_EXISTS, id);
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}
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scripts.add(script);
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});
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// 逐个计算任务
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Set<Long> userIds = new HashSet<>();
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scripts.forEach(script -> CollUtil.addAll(userIds, script.calculateTaskCandidateUsers(task)));
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return userIds;
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}
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private Long chooseTaskAssignee(DelegateExecution execution, Set<Long> candidateUserIds) {
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// 获取任务变量
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Map<String, Object> variables = execution.getVariables();
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@ -214,16 +66,4 @@ public class BpmUserTaskActivityBehavior extends UserTaskActivityBehavior {
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return CollUtil.get(candidateUserIds, index);
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}
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@VisibleForTesting
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void removeDisableUsers(Set<Long> assigneeUserIds) {
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if (CollUtil.isEmpty(assigneeUserIds)) {
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return;
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}
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//TODO 芋艿 这里有数据权限的问题。默认会加上数据权限 dept_id IN (deptId). 导致查询不到数据
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Map<Long, AdminUserRespDTO> userMap = adminUserApi.getUserMap(assigneeUserIds);
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assigneeUserIds.removeIf(id -> {
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AdminUserRespDTO user = userMap.get(id);
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return user == null || !CommonStatusEnum.ENABLE.getStatus().equals(user.getStatus());
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});
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}
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}
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YunaiV
4 years ago