提供获取项目流程实例的方法

src/main/java/cn/palmte/work/bean/ApproveStatusEnum.java

@@ -12,7 +12,7 @@ public enum ApproveStatusEnum {
     private int approveStatus;
     private String approveStatusDesc;
 
-    private ApproveStatusEnum(int approveStatus, String approveStatusDesc) {
+    ApproveStatusEnum(int approveStatus, String approveStatusDesc) {
         this.approveStatus = approveStatus;
         this.approveStatusDesc = approveStatusDesc;
     }

src/main/java/cn/palmte/work/model/ProjectInstanceRelationRepository.java

@@ -2,5 +2,11 @@ package cn.palmte.work.model;
 
 import org.springframework.data.jpa.repository.JpaRepository;
 
+import java.util.List;
+
 public interface ProjectInstanceRelationRepository extends JpaRepository<ProjectInstanceRelation,Integer> {
+    /**
+     * 根据项目id和类型找到流程实例id
+     */
+    List<ProjectInstanceRelation> findAllByProjectIdEqualsAndProcessTypeEqualsOrderByCreateTimeDesc(int projectId, String processType);
 }

src/main/java/cn/palmte/work/service/ProjectInstanceService.java

@@ -5,9 +5,13 @@ import cn.palmte.work.config.activiti.ActConstant;
 import cn.palmte.work.model.*;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import top.jfunc.common.utils.CollectionUtil;
 
+import java.util.Collections;
 import java.util.Date;
 import java.util.HashMap;
+import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * @author xiongshiyan at 2021/10/29 , contact me with email yanshixiong@126.com or phone 15208384257
@@ -27,39 +31,73 @@ public class ProjectInstanceService {
     /**
      * 开启一个概算流程实例
      */
-    public void startEstimateProcessInstance(Project p, Admin admin) throws Exception {
+    public void startEstimateProcessInstance(Project project, Admin admin) throws Exception {
-        startProcess(p, admin, ActConstant.PROCESS_DEFKEY_ESTIMATE);
+        startProcess(project, admin, ActConstant.PROCESS_DEFKEY_ESTIMATE);
     }
+
+    /**
+     * 返回概算的所有的实例id，没有则空集合
+     */
+    public List<String> getEstimateProcessInsIds(Project project){
+        return getApproveInstanceIds(project, ActConstant.PROCESS_DEFKEY_ESTIMATE);
+    }
+
     /**
      * 开启一个预算流程实例
      */
-    public void startBudgetProcessInstance(Project p, Admin admin) throws Exception {
+    public void startBudgetProcessInstance(Project project, Admin admin) throws Exception {
-        startProcess(p, admin, ActConstant.PROCESS_DEFKEY_BUDGET);
+        startProcess(project, admin, ActConstant.PROCESS_DEFKEY_BUDGET);
     }
+    /**
+     * 返回预算的所有的实例id，没有则空集合
+     */
+    public List<String> getBudgetProcessInsIds(Project project){
+        return getApproveInstanceIds(project, ActConstant.PROCESS_DEFKEY_BUDGET);
+    }
+
     /**
      * 开启一个结算流程实例
      */
-    public void startSettleProcessInstance(Project p, Admin admin) throws Exception {
+    public void startSettleProcessInstance(Project project, Admin admin) throws Exception {
-        startProcess(p, admin, ActConstant.PROCESS_DEFKEY_SETTLE);
+        startProcess(project, admin, ActConstant.PROCESS_DEFKEY_SETTLE);
+    }
+    /**
+     * 返回结算的所有的实例id，没有则空集合
+     */
+    public List<String> getSettleProcessInsIds(Project project){
+        return getApproveInstanceIds(project, ActConstant.PROCESS_DEFKEY_SETTLE);
     }
     /**
      * 开启一个决算流程实例
      */
-    public void startFinalProcessInstance(Project p, Admin admin) throws Exception {
+    public void startFinalProcessInstance(Project project, Admin admin) throws Exception {
-        startProcess(p, admin, ActConstant.PROCESS_DEFKEY_FINAL);
+        startProcess(project, admin, ActConstant.PROCESS_DEFKEY_FINAL);
+    }
+    /**
+     * 返回决算的所有的实例id，没有则空集合
+     */
+    public List<String> getFinalProcessInsIds(Project project){
+        return getApproveInstanceIds(project, ActConstant.PROCESS_DEFKEY_FINAL);
+    }
+    private List<String> getApproveInstanceIds(Project project, String processDefkey) {
+        List<ProjectInstanceRelation> all = projectInstanceRelationRepository.findAllByProjectIdEqualsAndProcessTypeEqualsOrderByCreateTimeDesc(project.getId(), processDefkey);
+        if (CollectionUtil.isEmpty(all)) {
+            return Collections.emptyList();
+        }
+        return all.stream().map(ProjectInstanceRelation::getProcessInsId).collect(Collectors.toList());
     }
 
-    private void startProcess(Project p, Admin admin, String processDefkey) throws Exception {
+    private void startProcess(Project project, Admin admin, String processDefkey) throws Exception {
         HashMap<String, Object> variables = new HashMap<>();
         variables.put(ActConstant.START_PROCESS_USERID, admin.getId());
-        variables.put(ActConstant.KEY_PROJECT_ID, p.getId());
+        variables.put(ActConstant.KEY_PROJECT_ID, project.getId());
-        variables.put(ActConstant.KEY_PROJECT_TYPE, p.getType());
+        variables.put(ActConstant.KEY_PROJECT_TYPE, project.getType());
 
         String processInstanceId = actProcInsService.startProcessInstance(processDefkey, variables);
 
         //保存流程实例id与项目的关联关系
         ProjectInstanceRelation relation = new ProjectInstanceRelation();
-        relation.setProjectId(p.getId());
+        relation.setProjectId(project.getId());
         relation.setProcessType(processDefkey);
         relation.setProcessInsId(processInstanceId);
         relation.setCreateTime(new Date());