commit

src/common/axios/index.js

@@ -282,6 +282,47 @@ export default {
       exeFun.call(this, err)
     })
   },
+  downloadFile (url, param, fileName) {
+    _axios({
+      method: 'post',
+      url,
+      data: param,
+      responseType: 'blob'
+    }).then(
+        res => {
+          const data = res.data
+          const r = new FileReader()
+          r.onload = function () {
+            try {
+              const resData = JSON.parse(this.result)
+            } catch (err) {
+              // 下载正常处理
+              // 兼容ie11
+              if (window.navigator.msSaveOrOpenBlob) {
+                try {
+                  const blobObject = new Blob([data])
+                  window.navigator.msSaveOrOpenBlob(blobObject, fileName)
+                } catch (e) {
+                  console.log(e)
+                }
+                return
+              }
+              // a标签实现下载
+              let url = window.URL.createObjectURL(new Blob([data]))
+              let link = document.createElement('a')
+              link.style.display = 'none'
+              link.href = url
+              link.setAttribute('download', fileName)
+              document.body.appendChild(link)
+              link.click()
+              resolve(fileName)
+            }
+          }
+          r.readAsText(data) // FileReader的API
+        }).catch(res => {
+      console.log(res)
+    })
+  },
   /**
    * @description: delete方法
    * @author: chenxiaoxi