375 lines
12 KiB
JavaScript
375 lines
12 KiB
JavaScript
/**
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* 采购申请路由
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* 遵循设计方案：采购-付款-物流-退库一体化流程设计方案.md
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* 章节：二、采购申请页面改造
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*
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* 简化后的采购申请：
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* - 不再录入供应商（询价前未知）
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* - 不再录入商品明细（询价后确定）
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* - 仅填写需求描述和预计金额
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* - 审批通过后自动生成订单草稿
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*/
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const express = require('express');
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const db = require('../db');
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const { authenticate, requireAdmin } = require('../middleware/auth');
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const router = express.Router();
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/**
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* 获取采购申请列表
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* 遵循设计方案：支持按项目、状态筛选
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*/
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router.get('/', async (req, res) => {
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try {
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const { project_id, status } = req.query;
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let query = `
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SELECT pr.*, p.name as project_name
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FROM purchase_requests pr
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LEFT JOIN projects p ON pr.project_id = p.id
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`;
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const params = [];
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if (project_id) {
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query += ' WHERE pr.project_id = $1';
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params.push(project_id);
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}
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if (status) {
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query += project_id ? ' AND pr.status = $1' : ' WHERE pr.status = $2';
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params.push(status);
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}
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query += ' ORDER BY pr.created_at DESC';
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const result = await db.query(query, params);
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const data = result.rows.map(row => ({
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...row,
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request_code: row.code
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}));
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res.json({
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success: true,
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data: data,
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count: data.length
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});
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} catch (error) {
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console.error('获取采购申请列表失败:', error);
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res.status(500).json({
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success: false,
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message: '获取采购申请列表失败',
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error: error.message
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});
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}
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});
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/**
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* 获取采购申请详情
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* 遵循设计方案：简化后不再返回商品明细
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*/
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router.get('/:id', async (req, res) => {
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try {
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const { id } = req.params;
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const requestResult = await db.query(`
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SELECT pr.*, p.name as project_name
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FROM purchase_requests pr
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LEFT JOIN projects p ON pr.project_id = p.id
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WHERE pr.id = ?
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`, [id]);
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if (requestResult.rows.length === 0) {
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return res.status(404).json({ success: false, message: '采购申请不存在' });
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}
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const purchaseRequest = requestResult.rows[0];
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purchaseRequest.request_code = purchaseRequest.code;
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if (purchaseRequest.attachments) {
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if (typeof purchaseRequest.attachments === 'string') {
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purchaseRequest.attachments = purchaseRequest.attachments.split(',').map((url) => ({
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url: url,
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name: url.split('/').pop() || '',
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uid: url,
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status: 'done'
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}));
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}
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} else {
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purchaseRequest.attachments = [];
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}
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res.json({
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success: true,
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data: purchaseRequest
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});
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} catch (error) {
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console.error('获取采购申请详情失败:', error);
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res.status(500).json({
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success: false,
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message: '获取采购申请详情失败',
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error: error.message
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});
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}
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});
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/**
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* 创建采购申请
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* 遵循设计方案：二、采购申请页面改造
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* 简化后的字段：
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* - purchase_type: 采购类型（项目采购/库存采购）
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* - project_id: 关联项目（项目采购必填）
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* - brief_description: 事由描述
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* - total_amount: 预计金额
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* - currency: 币种
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* - expected_date: 需求日期
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* - remark: 备注
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* - attachments: 附件
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*/
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router.post('/', async (req, res) => {
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try {
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const {
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project_id, applicant, request_date,
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expense_category, total_amount, currency, remark, attachments,
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purchase_type, brief_description, expected_date
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} = req.body;
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const date = new Date();
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const requestCode = `PUR-${date.getFullYear()}${String(date.getMonth() + 1).padStart(2, '0')}${String(date.getDate()).padStart(2, '0')}-${String(Math.floor(Math.random() * 1000)).padStart(3, '0')}`;
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const result = await db.query(`
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INSERT INTO purchase_requests
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(code, title, project_id, applicant, request_date, expense_category, total_amount, currency,
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status, purchase_type, brief_description, expected_date, remark, attachments, created_at, updated_at)
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VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, CURRENT_TIMESTAMP, CURRENT_TIMESTAMP)
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`, [requestCode, brief_description || '采购申请', project_id, applicant || '系统管理员',
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request_date, expense_category || 'material', total_amount || 0, currency || 'CNY',
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'pending_edit', purchase_type || 'inventory', brief_description, expected_date, remark, attachments || '']);
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res.json({
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success: true,
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message: '采购申请创建成功',
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data: { id: (result.rows[0]?.id || result.rows?.[0]?.id), request_code: requestCode }
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});
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} catch (error) {
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console.error('创建采购申请失败:', error);
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res.status(500).json({
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success: false,
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message: '创建采购申请失败',
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error: error.message
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});
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}
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});
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/**
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* 更新采购申请
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* 遵循设计方案：简化后不再处理商品明细
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*/
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router.put('/:id', async (req, res) => {
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try {
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const { id } = req.params;
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const {
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project_id, applicant, request_date,
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expense_category, total_amount, currency, remark, attachments,
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purchase_type, brief_description, expected_date
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} = req.body;
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const result = await db.query(`
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UPDATE purchase_requests
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SET project_id = ?, applicant = ?, request_date = ?, expense_category = ?,
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total_amount = ?, currency = ?, purchase_type = ?, brief_description = ?,
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expected_date = ?, remark = ?, attachments = ?, updated_at = CURRENT_TIMESTAMP
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WHERE id = ?
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`, [project_id, applicant, request_date, expense_category, total_amount, currency || 'CNY',
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purchase_type || 'inventory', brief_description, expected_date, remark, attachments || '', id]);
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if (result.changes === 0) {
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return res.status(404).json({ success: false, message: '采购申请不存在' });
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}
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res.json({
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success: true,
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message: '采购申请更新成功'
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});
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} catch (error) {
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console.error('更新采购申请失败:', error);
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res.status(500).json({
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success: false,
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message: '更新采购申请失败',
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error: error.message
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});
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}
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});
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/**
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* 删除采购申请
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*/
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router.delete('/:id', async (req, res) => {
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try {
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const { id } = req.params;
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const result = await db.query('DELETE FROM purchase_requests WHERE id = $1', [id]);
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if (result.changes === 0) {
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return res.status(404).json({ success: false, message: '采购申请不存在' });
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}
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res.json({
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success: true,
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message: '采购申请删除成功'
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});
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} catch (error) {
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console.error('删除采购申请失败:', error);
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res.status(500).json({
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success: false,
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message: '删除采购申请失败',
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error: error.message
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});
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}
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});
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/**
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* 提交审批
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* 遵循设计方案：状态从 pending_edit 变为 pending
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*/
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router.post('/:id/submit', async (req, res) => {
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try {
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const { id } = req.params;
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const result = await db.query(
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'UPDATE purchase_requests SET status = $1, updated_at = datetime(\'now\') WHERE id = $2',
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['pending', id]
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);
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if (result.changes === 0) {
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return res.status(404).json({ success: false, message: '采购申请不存在' });
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}
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res.json({ success: true, message: '提交成功' });
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} catch (error) {
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console.error('提交采购申请失败:', error);
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res.status(500).json({ success: false, message: '提交采购申请失败', error: error.message });
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}
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});
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/**
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* 审批通过
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* 遵循设计方案：一、流程设计 - 审批通过后自动生成订单草稿
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* 章节：1.2 流程节点说明
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* - 状态变为 approved
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* - 自动创建采购订单草稿（purchase_orders表）
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*/
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router.post('/:id/approve', async (req, res) => {
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try {
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const { id } = req.params;
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const requestResult = await db.query('SELECT * FROM purchase_requests WHERE id = $1', [id]);
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if (requestResult.rows.length === 0) {
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return res.status(404).json({ success: false, message: '采购申请不存在' });
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}
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const purchaseRequest = requestResult.rows[0];
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await db.query('BEGIN TRANSACTION');
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try {
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await db.query(
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'UPDATE purchase_requests SET status = $1, updated_at = datetime(\'now\') WHERE id = $2',
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['approved', id]
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);
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const orderCode = 'PO' + new Date().toISOString().slice(0, 10).replace(/-/g, '') +
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String(Math.floor(Math.random() * 10000)).padStart(4, '0');
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const orderResult = await db.query(`
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INSERT INTO purchase_orders
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(code, purchase_request_id, project_id, estimated_amount, currency, status, created_by, created_at, updated_at)
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VALUES (?, ?, ?, ?, ?, ?, ?, CURRENT_TIMESTAMP, CURRENT_TIMESTAMP)
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`, [orderCode, id, purchaseRequest.project_id, purchaseRequest.total_amount,
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purchaseRequest.currency || 'CNY', 'draft', purchaseRequest.applicant || '系统']);
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await db.query('COMMIT');
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res.json({
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success: true,
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message: '审批通过成功，已自动生成采购订单草稿',
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data: { order_id: orderResult.lastID, order_code: orderCode }
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});
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} catch (innerError) {
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await db.query('ROLLBACK');
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throw innerError;
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}
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} catch (error) {
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console.error('审批采购申请失败:', error);
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res.status(500).json({ success: false, message: '审批采购申请失败', error: error.message });
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}
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});
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/**
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* 驳回
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* 遵循设计方案：状态从 pending 变为 pending_edit
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*/
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router.post('/:id/reject', async (req, res) => {
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try {
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const { id } = req.params;
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const result = await db.query(
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'UPDATE purchase_requests SET status = $1, updated_at = datetime(\'now\') WHERE id = $2',
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['pending_edit', id]
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);
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if (result.changes === 0) {
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return res.status(404).json({ success: false, message: '采购申请不存在' });
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}
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res.json({ success: true, message: '驳回成功' });
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} catch (error) {
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console.error('驳回采购申请失败:', error);
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res.status(500).json({ success: false, message: '驳回采购申请失败', error: error.message });
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}
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});
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/**
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* 撤回
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* 遵循设计方案：状态从 pending 变为 withdrawn
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*/
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router.post('/:id/withdraw', async (req, res) => {
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try {
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const { id } = req.params;
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const result = await db.query(
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'UPDATE purchase_requests SET status = $1, updated_at = datetime(\'now\') WHERE id = $2',
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['withdrawn', id]
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);
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if (result.changes === 0) {
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return res.status(404).json({ success: false, message: '采购申请不存在' });
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}
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res.json({ success: true, message: '撤回成功' });
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} catch (error) {
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console.error('撤回采购申请失败:', error);
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res.status(500).json({ success: false, message: '撤回采购申请失败', error: error.message });
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}
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});
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/**
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* 执行（已废弃，保留向后兼容）
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* 遵循设计方案：简化后不再使用此接口
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*/
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router.post('/:id/execute', async (req, res) => {
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try {
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const { id } = req.params;
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await db.query(
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'UPDATE purchase_requests SET status = $1, updated_at = datetime(\'now\') WHERE id = $2',
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['executed', id]
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);
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res.json({ success: true, message: '执行成功' });
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} catch (error) {
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console.error('执行采购申请失败:', error);
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res.status(500).json({ success: false, message: '执行采购申请失败', error: error.message });
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}
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});
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module.exports = router;
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