From c8d9b3f8fc369b70bd6e81a697488d595748a1a5 Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: Sun, 2 Jan 2022 10:37:09 +0800
Subject: [PATCH] =?UTF-8?q?=E5=89=8D=E7=AB=AF=E6=94=AF=E6=8C=81=E8=AE=BE?=
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---
 ruoyi-ui/src/utils/request.js | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/ruoyi-ui/src/utils/request.js b/ruoyi-ui/src/utils/request.js
index 12e535a64..107a28d67 100644
--- a/ruoyi-ui/src/utils/request.js
+++ b/ruoyi-ui/src/utils/request.js
@@ -4,6 +4,7 @@ import store from '@/store'
 import { getToken } from '@/utils/auth'
 import errorCode from '@/utils/errorCode'
 import { tansParams, blobValidate } from "@/utils/ruoyi";
+import cache from '@/plugins/cache'
 import { saveAs } from 'file-saver'
 
 let downloadLoadingInstance;
@@ -23,6 +24,8 @@ const service = axios.create({
 service.interceptors.request.use(config => {
   // 是否需要设置 token
   const isToken = (config.headers || {}).isToken === false
+  // 是否需要防止数据重复提交
+  const isRepeatSubmit = (config.headers || {}).repeatSubmit === false
   if (getToken() && !isToken) {
     config.headers['Authorization'] = 'Bearer ' + getToken() // 让每个请求携带自定义token 请根据实际情况自行修改
   }
@@ -33,6 +36,29 @@ service.interceptors.request.use(config => {
     config.params = {};
     config.url = url;
   }
+  if (!isRepeatSubmit && (config.method === 'post' || config.method === 'put')) {
+    const requestObj = {
+      url: config.url,
+      data: typeof config.data === 'object' ? JSON.stringify(config.data) : config.data,
+      time: new Date().getTime()
+    }
+    const sessionObj = cache.session.getJSON('sessionObj')
+    if (sessionObj === undefined || sessionObj === null || sessionObj === '') {
+      cache.session.setJSON('sessionObj', requestObj)
+    } else {
+      const s_url = sessionObj.url;                  // 请求地址
+      const s_data = sessionObj.data;                // 请求数据
+      const s_time = sessionObj.time;                // 请求时间
+      const interval = 1000;                         // 间隔时间(ms)，小于此时间视为重复提交
+      if (s_data === requestObj.data && requestObj.time - s_time < interval && s_url === requestObj.url) {
+        const message = '数据正在处理，请勿重复提交';
+        console.warn(`[${s_url}]: ` + message)
+        return Promise.reject(new Error(message))
+      } else {
+        cache.session.setJSON('sessionObj', requestObj)
+      }
+    }
+  }
   return config
 }, error => {
     console.log(error)