package com.ruoyi.system.service.impl;
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import cn.hutool.core.collection.CollUtil;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ruoyi.common.core.domain.entity.SysDept;
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import com.ruoyi.common.core.domain.entity.SysUser;
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import com.ruoyi.common.exception.ServiceException;
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import com.ruoyi.system.dto.OaApprovalApplicationPurchaseDTO;
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import com.ruoyi.system.emums.ApprovalStatusEnum;
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import com.ruoyi.system.mapper.OaApprovalApplicationPurchaseMapper;
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import com.ruoyi.system.model.OaApprovalApplicationPurchase;
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import com.ruoyi.system.model.OaApprovalApplicationPurchaseItem;
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import com.ruoyi.system.model.OaApprovalApplications;
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import com.ruoyi.system.model.OaApprovalFlowNode;
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import com.ruoyi.system.model.OaApprovalTodo;
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import com.ruoyi.system.service.ISysDeptService;
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import com.ruoyi.system.service.ISysUserService;
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import com.ruoyi.system.service.OaApprovalApplicationPurchaseItemService;
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import com.ruoyi.system.service.OaApprovalApplicationPurchaseService;
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import com.ruoyi.system.service.OaApprovalApplicationsService;
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import com.ruoyi.system.service.OaApprovalFlowNodeService;
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import com.ruoyi.system.service.OaApprovalTodoService;
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import lombok.RequiredArgsConstructor;
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import org.apache.commons.lang3.StringUtils;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import org.springframework.util.CollectionUtils;
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import java.time.LocalDate;
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import java.time.LocalDateTime;
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import java.time.format.DateTimeFormatter;
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import java.util.Arrays;
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import java.util.List;
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import java.util.stream.Collectors;
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/**
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* <p>
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* 采购申请详情 服务实现类
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* </p>
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*
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* @author WuGuanFengYue
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* @since 2025-09-15
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*/
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@Service
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@RequiredArgsConstructor
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public class OaApprovalApplicationPurchaseServiceImpl extends ServiceImpl<OaApprovalApplicationPurchaseMapper, OaApprovalApplicationPurchase> implements OaApprovalApplicationPurchaseService {
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private final OaApprovalApplicationsService oaApprovalApplicationsService;
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private final OaApprovalApplicationPurchaseItemService oaApprovalApplicationPurchaseItemService;
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private final OaApprovalFlowNodeService oaApprovalFlowNodeService;
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private final OaApprovalTodoService oaApprovalTodoService;
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private final ISysUserService sysUserService;
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private final ISysDeptService sysDeptService;
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void submit(OaApprovalApplicationPurchaseDTO dto) {
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// 1. 保存审批申请主表数据
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OaApprovalApplications applications = buildOaApprovalApplications(dto);
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// 2. 如果是提交操作，获取流程节点并创建待办
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OaApprovalFlowNode firstFlowNode = getFirstFlowNode(dto.getApprovalId());
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applications.setCurrentFlowNodeId(firstFlowNode.getId());
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oaApprovalApplicationsService.save(applications);
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// 3.创建待办事项记录
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createApprovalTodo(applications.getId(), applications.getApplicationCode(), firstFlowNode, dto.getDeptId());
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// 4.保存采购资产明细数据
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List<OaApprovalApplicationPurchaseItem> items = buildOaApprovalApplicationPurchaseItems(dto, applications.getId());
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oaApprovalApplicationPurchaseItemService.saveBatch(items);
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// 5. 保存采购申请详情数据
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OaApprovalApplicationPurchase purchase = buildOaApprovalApplicationPurchase(dto, applications.getId());
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save(purchase);
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}
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/**
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* 获取第一个流程节点
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*/
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private OaApprovalFlowNode getFirstFlowNode(Integer approvalId) {
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// 1. 查询审批流程配置
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List<OaApprovalFlowNode> flowNodes = oaApprovalFlowNodeService.lambdaQuery()
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.eq(OaApprovalFlowNode::getApprovalId, approvalId)
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.eq(OaApprovalFlowNode::getStatus, 1) // 启用状态
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.orderByAsc(OaApprovalFlowNode::getSortOrder)
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.list();
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if (CollectionUtils.isEmpty(flowNodes)) {
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throw new ServiceException("未找到有效的审批流程配置");
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}
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// 2. 获取第一个流程节点
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return flowNodes.get(0);
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}
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/**
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* 创建待办数据
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*/
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private void createApprovalTodo(Long applicationId, String applicationCode, OaApprovalFlowNode flowNode, Integer deptId) {
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// 根据审批类型创建待办数据
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Integer approvalType = flowNode.getApprovalType();
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if (approvalType == null) {
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throw new ServiceException("审批类型不能为空");
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}
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switch (approvalType) {
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case 0: // 上级部门审批
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createUpperDeptTodo(applicationId, applicationCode, flowNode, deptId);
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break;
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case 1: // 指定部门审批
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createSpecifiedDeptTodo(applicationId, applicationCode, flowNode);
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break;
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case 2: // 指定人员审批
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createSpecifiedUserTodo(applicationId, applicationCode, flowNode);
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break;
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default:
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throw new ServiceException("不支持的审批类型: " + approvalType);
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}
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}
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/**
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* 创建上级部门审批待办
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*/
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private void createUpperDeptTodo(Long applicationId, String applicationCode, OaApprovalFlowNode flowNode, Integer deptId) {
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// 1. 获取申请部门信息
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if (deptId == null) {
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throw new ServiceException("未填写申请部门信息");
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}
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SysDept currentDept = sysDeptService.selectDeptById(Long.valueOf(deptId));
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if (currentDept == null) {
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throw new ServiceException("申请部门信息不存在");
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}
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// 2. 获取上级部门信息
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if (currentDept.getParentId() == null || currentDept.getParentId() == 0) {
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throw new ServiceException("当前部门没有上级部门");
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}
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SysDept parentDept = sysDeptService.selectDeptById(currentDept.getParentId());
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if (parentDept == null) {
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throw new ServiceException("上级部门信息不存在");
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}
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// 3. 查询所有关联了该上级部门的用户
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List<SysUser> users = sysUserService.selectListByDeptId(parentDept.getDeptId().toString());
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if (CollUtil.isEmpty(users)) {
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throw new ServiceException("上级部门下没有找到用户");
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}
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// 4. 为每个用户创建待办数据
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createTodoItem(applicationId, applicationCode, flowNode, users);
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}
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/**
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* 创建指定部门审批待办
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*/
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private void createSpecifiedDeptTodo(Long applicationId, String applicationCode, OaApprovalFlowNode flowNode) {
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if (StringUtils.isBlank(flowNode.getApprovalIds())) {
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throw new ServiceException("操作失败，审批流程配置异常");
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}
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// 收集部门ID
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List<String> deptIdList = Arrays.stream(flowNode.getApprovalIds().split(",")).collect(Collectors.toList());
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// 查询所有关联了这些部门的用户
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List<SysUser> users = sysUserService.selectListByDeptIds(deptIdList);
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if (CollUtil.isEmpty(users)) {
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throw new ServiceException("指定部门下没有找到用户");
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}
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// 为每个用户创建待办数据
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createTodoItem(applicationId, applicationCode, flowNode, users);
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}
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/**
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* 创建指定人员审批待办
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*/
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private void createSpecifiedUserTodo(Long applicationId, String applicationCode, OaApprovalFlowNode flowNode) {
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if (StringUtils.isBlank(flowNode.getApprovalIds())) {
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throw new ServiceException("操作失败，审批流程配置异常");
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}
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List<Integer> userIds = Arrays.stream(flowNode.getApprovalIds().split(","))
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.map(Integer::valueOf).collect(Collectors.toList());
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// 1. 查询用户信息
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List<SysUser> users = sysUserService.selectListByUserIds(userIds);
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if (CollUtil.isEmpty(users)) {
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throw new ServiceException("没有找到指定审批用户");
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}
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//2. 创建待办数据
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createTodoItem(applicationId, applicationCode, flowNode, users);
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}
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/**
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* 创建待办数据项
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*/
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private void createTodoItem(Long applicationId, String applicationCode, OaApprovalFlowNode flowNode, List<SysUser> userList) {
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List<OaApprovalTodo> approvalTodoList = userList.stream().map(item -> {
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OaApprovalTodo todo = new OaApprovalTodo();
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todo.setApplicationId(applicationId);
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todo.setApplicationCode(applicationCode);
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todo.setFlowNodeId(flowNode.getId());
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todo.setUserId(item.getUserId().intValue());
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todo.setUserName(item.getNickName());
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// 设置部门信息
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if (item.getDeptId() != null) {
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todo.setDeptId(Integer.valueOf(item.getDeptId()));
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}
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todo.setSortOrder(flowNode.getSortOrder());
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todo.setStatus(0); // 0-待处理
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todo.setCreateTime(LocalDateTime.now());
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return todo;
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}).collect(Collectors.toList());
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//批量保存
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oaApprovalTodoService.saveBatch(approvalTodoList);
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}
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/**
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* 构建审批申请主表数据
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*/
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private OaApprovalApplications buildOaApprovalApplications(OaApprovalApplicationPurchaseDTO dto) {
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OaApprovalApplications applications = new OaApprovalApplications();
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applications.setApplicationCode(generateApplicationCode());
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applications.setApprovalId(dto.getApprovalId());
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applications.setApplicantUserId(dto.getApplicantUserId());
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applications.setApplicantName(dto.getApplicantName());
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applications.setDeptId(dto.getDeptId());
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applications.setDeptName(dto.getDeptName());
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applications.setApplicationDate(dto.getApplicationDate());
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applications.setApplicationReason(dto.getApplicationReason());
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applications.setAttachmentUrl(dto.getAttachmentUrl());
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applications.setDisabled(0); // 未删除
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applications.setApprovalStatus(ApprovalStatusEnum.PENDING.getCode());
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return applications;
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}
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/**
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* 构建采购申请详情数据
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*/
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private OaApprovalApplicationPurchase buildOaApprovalApplicationPurchase(OaApprovalApplicationPurchaseDTO dto, Long applicationId) {
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OaApprovalApplicationPurchase purchase = new OaApprovalApplicationPurchase();
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purchase.setApprovalApplicationId(applicationId.intValue());
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// 使用事项标题，而非采购说明
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purchase.setTitle(dto.getTitle());
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// 表结构中无 application_date 字段，此处不再设置
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purchase.setAssetTypeId(dto.getAssetTypeId());
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purchase.setTotalAmount(dto.getTotalAmount());
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return purchase;
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}
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/**
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* 构建采购资产明细数据
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*/
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private List<OaApprovalApplicationPurchaseItem> buildOaApprovalApplicationPurchaseItems(OaApprovalApplicationPurchaseDTO dto, Long applicationId) {
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return dto.getPurchaseItems().stream()
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.map(item -> {
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OaApprovalApplicationPurchaseItem purchaseItem = new OaApprovalApplicationPurchaseItem();
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purchaseItem.setApprovalApplicationId(applicationId.intValue());
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purchaseItem.setAssetName(item.getAssetName());
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purchaseItem.setAssetTypeId(item.getAssetTypeId());
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purchaseItem.setSpec(item.getSpec());
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purchaseItem.setUnit(item.getUnit());
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purchaseItem.setQuantity(item.getQuantity());
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purchaseItem.setPrice(item.getPrice());
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purchaseItem.setTotalAmount(item.getTotalAmount());
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return purchaseItem;
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})
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.collect(java.util.stream.Collectors.toList());
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}
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/**
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* 生成申请单号
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* 格式：CG + 年月日 + 3位序号
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*/
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private String generateApplicationCode() {
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String dateStr = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyyMMdd"));
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String prefix = "CG" + dateStr;
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// 查询当天已生成的申请单号数量
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Long count = oaApprovalApplicationsService.lambdaQuery()
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.like(OaApprovalApplications::getApplicationCode, prefix)
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.ge(OaApprovalApplications::getCreateTime, LocalDate.now().atStartOfDay())
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.lt(OaApprovalApplications::getCreateTime, LocalDate.now().plusDays(1).atStartOfDay())
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.count();
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// 生成3位序号，从001开始
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int sequence = (count != null ? count.intValue() : 0) + 1;
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String sequenceStr = String.format("%03d", sequence);
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return prefix + sequenceStr;
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}
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}
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