From ecf09d55412833da10d1e8e920d51cb237708459 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=88=98=E7=BF=94=E5=AE=87-=E6=97=85=E7=AE=A1=E5=AE=B6?=
 <153298343@qq.com>
Date: Wed, 22 Mar 2023 13:29:21 +0800
Subject: [PATCH] up

---
 src/utils/downloadRequest.js        | 92 +++++++++++++++++++++++++++++
 src/views/contract/contractList.vue | 45 +++++++++-----
 2 files changed, 123 insertions(+), 14 deletions(-)
 create mode 100644 src/utils/downloadRequest.js

diff --git a/src/utils/downloadRequest.js b/src/utils/downloadRequest.js
new file mode 100644
index 0000000..bf7630d
--- /dev/null
+++ b/src/utils/downloadRequest.js
@@ -0,0 +1,92 @@
+import axios from 'axios'
+import { getToken } from '@/utils/auth'
+import { Loading, Message } from 'element-ui'
+
+/*
+ * @params {string} url 请求拼接地址
+ * @params {object} info 请求参数params或data
+ */
+
+let loading;
+export async function download(url,method='get',info,filename){
+
+  loading = Loading.service({
+    lock:true,
+    background:"rgba(0,0,0,0.4)",
+    text:"文件正在生成中..."
+  })
+
+  let options = {
+    baseURL:process.env.VUE_APP_DOMIAN,
+    url,
+    method,
+    responseType: 'blob',
+    timeout:10000,
+    headers: {
+      Accept: 'application/json','Content-Type':'application/json; charset=utf-8',
+      withCredentials: true,
+      Authorization:"Bearer " + getToken()
+    },
+  }
+  if(method === 'get'){
+    Object.defineProperty(options,'params',{
+      value:info,
+      enumerable:true,
+      writable:false
+    })
+  }
+  if(method === 'post'){
+    Object.defineProperty(options,'data',{
+      value:info,
+      enumerable:true,
+      writable:false
+    })
+  }
+
+  try {
+    const response = await axios.request(options)
+
+    loading.close()
+
+    // 提取文件名
+    if(!filename){
+      filename = response.headers['content-disposition']?.match(
+        /filename=(.*)/
+      )[1] || ''
+    }
+
+    // 将二进制流转为blob
+    const blob = new Blob([response.data], { type: 'application/octet-stream' })
+    if (typeof window.navigator.msSaveBlob !== 'undefined') {
+      // 兼容IE，window.navigator.msSaveBlob：以本地方式保存文件
+      window.navigator.msSaveBlob(blob, decodeURI(filename))
+    } else {
+      // 创建新的URL并指向File对象或者Blob对象的地址
+      const blobURL = window.URL.createObjectURL(blob)
+      // 创建a标签，用于跳转至下载链接
+      const tempLink = document.createElement('a')
+      tempLink.style.display = 'none'
+      tempLink.href = blobURL
+      tempLink.setAttribute('download', decodeURI(filename))
+      // 兼容：某些浏览器不支持HTML5的download属性
+      if (typeof tempLink.download === 'undefined') {
+        tempLink.setAttribute('target', '_blank')
+      }
+      // 挂载a标签
+      document.body.appendChild(tempLink)
+      tempLink.click()
+      document.body.removeChild(tempLink)
+      // 释放blob URL地址
+      window.URL.revokeObjectURL(blobURL)
+    }
+  }catch (err){
+    console.error(err)
+    loading.close()
+    Message({
+      type:'error',
+      message:err
+    })
+  }
+}
+
+
diff --git a/src/views/contract/contractList.vue b/src/views/contract/contractList.vue
index c404e05..68d300f 100644
--- a/src/views/contract/contractList.vue
+++ b/src/views/contract/contractList.vue
@@ -146,7 +146,7 @@
                   @click=" select = {showDatePicker:'',ageIndex:1,startDate:'',endDate:'',type:'',department:'',purchaseModality:'',purchaseMethods:'',priceMin:null,priceMax:null,status:''}">
             重置
           </Button>
-          <Button type="primary" @click="toExport()" style="margin-left: 10px">导出</Button>
+          <Button type="primary" @click="downloadExel()" style="margin-left: 10px">导出</Button>
           <!--          <Button type="primary"  style="margin-left: 10px">导出</Button>-->
         </div>
       </slot>
@@ -503,7 +503,10 @@ import detail from "./components/detailContract"
 import paymentRegistration from "./components/paymentRegistration";
 import contractSign from "@/views/contract/components/contractSign";
 import contractPaymentRegistration from "@/views/contract/components/contractPaymentRegistration";
-
+
+  import {
+    download
+  } from '@/utils/downloadRequest'
 export default {
   components: {
     editor,
@@ -1509,6 +1512,20 @@ export default {
       this.select.pageIndex = 1;
       this.getContracts();
     },
+
+
+
+    downloadExel() {
+
+      download(
+        '/api/admin/contract/index',
+        'get', {
+         is_auth: 1,
+          is_export: 1,
+          ...this.select
+        },
+        '合同列表.xlsx')
+    },
     //获取合同列表
     async getContracts(is_export) {
 
@@ -1520,18 +1537,18 @@ export default {
       })
 
       let tokens = getToken();
-      if (is_export) {
-        this.select.is_export == 1
-        var url = "/api/admin/contract/index?is_auth=1&token=" + tokens
-        Object.keys(this.select).map((key, item) => {
-          url += "&" + key + "=" + this.select[key];
-        });
-        url = location.host + url;
-        console.log(url)
-        window.open("http://" + url, '_blank')
-        this.select.is_export = 0
-        return;
-      }
+      // if (is_export) {
+      //   this.select.is_export == 1
+      //   var url = "/api/admin/contract/index?is_auth=1&token=" + tokens
+      //   Object.keys(this.select).map((key, item) => {
+      //     url += "&" + key + "=" + this.select[key];
+      //   });
+      //   url = location.host + url;
+      //   console.log(url)
+      //   window.open("http://" + url, '_blank')
+      //   this.select.is_export = 0
+      //   return;
+      // }
 
       this.list = res.list.data
       this.total = res.list.total