上传文件格式

src/pages/components/upload.jsx

@@ -42,18 +42,12 @@ class PicturesWall extends React.Component {
     });
   };
 
-  beforeUpload = file => {
-    console.log('info', file);
-    const types = ['application/pdf', 'image/png', 'image/jpeg'];
-    if (types.indexOf(file.type) === -1) {
-      message.error('输入格式有问题');
-    }
-    return types.indexOf(file.type) === -1;
-  };
-
   handleChange = info => {
-    console.log('info-handleChange', info.fileList);
+    const lastFile = (info.fileList.length && info.fileList[info.fileList.length - 1]) || [];
     const types = ['application/pdf', 'image/png', 'image/jpeg'];
+    if (lastFile && types.indexOf(lastFile.type) === -1) {
+      message.error('文件格式错误！');
+    }
     const fileList = info.fileList.filter(item => types.indexOf(item.type) !== -1);
     this.setState({ fileList });
   };
@@ -108,7 +102,6 @@ class PicturesWall extends React.Component {
           fileList={fileList}
           onPreview={this.handlePreview}
           onChange={this.handleChange}
-          beforeUpload={this.beforeUpload}
           {...this.props}
         >
           {max && fileList.length >= max ? null : uploadButton}