权重大于等于1

src/pages/activity/editActivity.jsx

@@ -221,7 +221,7 @@ const BasicForm = props => {
               message: '请输入权重',
             },
           ],
-        })(<Input type="number" style={{ width: 80}}/>)}<span style={{ marginLeft: 30, color:'grey'}}>数字越大越靠前</span>
+        })(<Input type="number" min={1} style={{ width: 80}}/>)}<span style={{ marginLeft: 30, color:'grey'}}>数字越大越靠前</span>
         </Form.Item>
         <Form.Item wrapperCol={{ span: 12, offset: 8 }}>
           <Button type="primary" htmlType="submit">

src/pages/activity/groupActivity/editGroupActivity.jsx

@@ -163,7 +163,7 @@ const Edit = props => {
         label: '权重',
         name: 'heavy',
         type: FieldTypes.Number,
-        render: <Input type="number" style={{ width: 80}} />,
+        render: <Input type="number" min={1} style={{ width: 80}} />,
         value: dynamicData.heavy,
         rules: [
           { required: true, message: '请输入权重' },

src/pages/activity/helpActivity/edithelpActivity.jsx

@@ -266,7 +266,7 @@ const header = props => {
               message: '请输入权重',
             },
           ],
-        })(<Input type="number" style={{ width: 80}}/>)}<span style={{ marginLeft: 30, color:'grey'}}>数字越大越靠前</span>
+        })(<Input type="number" min={1} style={{ width: 80}}/>)}<span style={{ marginLeft: 30, color:'grey'}}>数字越大越靠前</span>
         </Form.Item>
         <Form.Item wrapperCol={{ span: 12, offset: 8 }}>
           <Button type="primary" htmlType="submit">