From 691a47cc7848978df0d351c7670a32d6f0241e15 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E6=9D=A8?= <1711467488@qq.com>
Date: Thu, 15 Feb 2018 15:38:07 +0800
Subject: [PATCH] no message

Former-commit-id: c95990a2a34f940a3128bcb4b1bb7dd3fb685457
Former-commit-id: 427f6cad25279c84e889eecd6ab1e5cff21de575
Former-commit-id: 5dd1e8093112faece6b742767a3f0692edd855ff
---
 src/pages/demo/plugins/import/xlsx.vue | 61 +++++---------------------
 src/plugin/import/index.js             | 40 +++++++++++++++++
 2 files changed, 52 insertions(+), 49 deletions(-)

diff --git a/src/pages/demo/plugins/import/xlsx.vue b/src/pages/demo/plugins/import/xlsx.vue
index 8996035b..0eea1a97 100644
--- a/src/pages/demo/plugins/import/xlsx.vue
+++ b/src/pages/demo/plugins/import/xlsx.vue
@@ -32,10 +32,8 @@
 </template>
 
 <script>
-/* eslint-disable */
-import XLSX from 'xlsx'
 export default {
-  data() {
+  data () {
     return {
       table: {
         columns: [],
@@ -47,54 +45,19 @@ export default {
     }
   },
   methods: {
-    generateDate ({header, results}) {
-      this.table.columns = header.map(e => {
-        return {
-          label: e,
-          prop: e
-        }
-      })
-      this.table.data = results
-    },
-    handleUpload(file) {
-      this.readerData(file)
+    handleUpload (file) {
+      this.$import.excel(file)
+        .then(({header, results}) => {
+          this.table.columns = header.map(e => {
+            return {
+              label: e,
+              prop: e
+            }
+          })
+          this.table.data = results
+        })
       return false
     },
-    readerData(file) {
-      const reader = new FileReader()
-      const fixdata = data => {
-        let o = ''
-        let l = 0
-        const w = 10240
-        for (; l < data.byteLength / w; ++l) o += String.fromCharCode.apply(null, new Uint8Array(data.slice(l * w, l * w + w)))
-        o += String.fromCharCode.apply(null, new Uint8Array(data.slice(l * w)))
-        return o
-      }
-      const get_header_row = sheet => {
-        const headers = []
-        const range = XLSX.utils.decode_range(sheet['!ref'])
-        let C
-        const R = range.s.r
-        for (C = range.s.c; C <= range.e.c; ++C) {
-          var cell = sheet[XLSX.utils.encode_cell({ c: C, r: R })]
-          var hdr = 'UNKNOWN ' + C
-          if (cell && cell.t) hdr = XLSX.utils.format_cell(cell)
-          headers.push(hdr)
-        }
-        return headers
-      }
-      reader.onload = e => {
-        const data = e.target.result
-        const fixedData = fixdata(data)
-        const workbook = XLSX.read(btoa(fixedData), { type: 'base64' })
-        const firstSheetName = workbook.SheetNames[0]
-        const worksheet = workbook.Sheets[firstSheetName]
-        const header = get_header_row(worksheet)
-        const results = XLSX.utils.sheet_to_json(worksheet)
-        this.generateDate({ header, results })
-      }
-      reader.readAsArrayBuffer(file)
-    },
     download () {
       window.location.href = 'http://fairyever.qiniudn.com/d2-admin-import-xlsx-demo.xlsx'
     }
diff --git a/src/plugin/import/index.js b/src/plugin/import/index.js
index 21644b0c..3651f39a 100644
--- a/src/plugin/import/index.js
+++ b/src/plugin/import/index.js
@@ -1,5 +1,7 @@
+/* eslint-disable */
 // 库
 import papa from 'papaparse'
+import XLSX from 'xlsx'
 export default {
   install (Vue, options) {
     Vue.prototype.$import = {
@@ -14,6 +16,44 @@ export default {
             }
           })
         })
+      },
+      // 导入 excel
+      excel (file) {
+        return new Promise((resolve, reject) => {
+          const reader = new FileReader()
+          const fixdata = data => {
+            let o = ''
+            let l = 0
+            const w = 10240
+            for (; l < data.byteLength / w; ++l) o += String.fromCharCode.apply(null, new Uint8Array(data.slice(l * w, l * w + w)))
+            o += String.fromCharCode.apply(null, new Uint8Array(data.slice(l * w)))
+            return o
+          }
+          const getHeaderRow = sheet => {
+            const headers = []
+            const range = XLSX.utils.decode_range(sheet['!ref'])
+            let C
+            const R = range.s.r
+            for (C = range.s.c; C <= range.e.c; ++C) {
+              var cell = sheet[XLSX.utils.encode_cell({ c: C, r: R })]
+              var hdr = 'UNKNOWN ' + C
+              if (cell && cell.t) hdr = XLSX.utils.format_cell(cell)
+              headers.push(hdr)
+            }
+            return headers
+          }
+          reader.onload = e => {
+            const data = e.target.result
+            const fixedData = fixdata(data)
+            const workbook = XLSX.read(btoa(fixedData), { type: 'base64' })
+            const firstSheetName = workbook.SheetNames[0]
+            const worksheet = workbook.Sheets[firstSheetName]
+            const header = getHeaderRow(worksheet)
+            const results = XLSX.utils.sheet_to_json(worksheet)
+            resolve({header, results})
+          }
+          reader.readAsArrayBuffer(file)
+        })
       }
     }
   }