update 增加excel导入样例

ruoyi-ui/src/views/demo/demo/index.vue

@@ -71,6 +71,16 @@
           v-hasPermi="['demo:demo:remove']"
         >删除</el-button>
       </el-col>
+      <el-col :span="1.5">
+        <el-button
+          type="info"
+          plain
+          icon="el-icon-upload2"
+          size="mini"
+          @click="handleImport"
+          v-hasPermi="['demo:demo:import']"
+        >导入</el-button>
+      </el-col>
       <el-col :span="1.5">
         <el-button
           type="warning"
@@ -164,11 +174,34 @@
         <el-button @click="cancel">取 消</el-button>
       </div>
     </el-dialog>
+    <!-- 用户导入对话框 -->
+    <el-dialog :title="upload.title" :visible.sync="upload.open" width="400px" append-to-body>
+      <el-upload
+        ref="upload"
+        :limit="1"
+        accept=".xlsx, .xls"
+        :headers="upload.headers"
+        :action="upload.url + '?updateSupport=' + upload.updateSupport"
+        :disabled="upload.isUploading"
+        :on-progress="handleFileUploadProgress"
+        :on-success="handleFileSuccess"
+        :auto-upload="false"
+        drag
+      >
+        <i class="el-icon-upload"></i>
+        <div class="el-upload__text">将文件拖到此处，或<em>点击上传</em></div>
+      </el-upload>
+      <div slot="footer" class="dialog-footer">
+        <el-button type="primary" @click="submitFileForm">确 定</el-button>
+        <el-button @click="upload.open = false">取 消</el-button>
+      </div>
+    </el-dialog>
   </div>
 </template>
 
 <script>
 import { listDemo, pageDemo, getDemo, delDemo, addDemo, updateDemo } from "@/api/demo/demo";
+import {getToken} from "@/utils/auth";
 
 export default {
   name: "Demo",
@@ -198,6 +231,19 @@ export default {
       open: false,
       // 创建时间时间范围
       daterangeCreateTime: [],
+      // 用户导入参数
+      upload: {
+        // 是否显示弹出层（用户导入）
+        open: false,
+        // 弹出层标题（用户导入）
+        title: "",
+        // 是否禁用上传
+        isUploading: false,
+        // 设置上传的请求头部
+        headers: { Authorization: "Bearer " + getToken() },
+        // 上传的地址
+        url: process.env.VUE_APP_BASE_API + "/demo/demo/importData"
+      },
       // 查询参数
       queryParams: {
         pageNum: 1,
@@ -353,11 +399,32 @@ export default {
         this.loading = false;
       });
     },
+    /** 导入按钮操作 */
+    handleImport() {
+      this.upload.title = "用户导入";
+      this.upload.open = true;
+    },
     /** 导出按钮操作 */
     handleExport() {
       this.download('demo/demo/export', {
         ...this.queryParams
       }, `demo_${new Date().getTime()}.xlsx`)
+    },
+    // 文件上传中处理
+    handleFileUploadProgress(event, file, fileList) {
+      this.upload.isUploading = true;
+    },
+    // 文件上传成功处理
+    handleFileSuccess(response, file, fileList) {
+      this.upload.open = false;
+      this.upload.isUploading = false;
+      this.$refs.upload.clearFiles();
+      this.$alert(response.msg, "导入结果", { dangerouslyUseHTMLString: true });
+      this.getList();
+    },
+    // 提交上传文件
+    submitFileForm() {
+      this.$refs.upload.submit();
     }
   }
 };