feat:处理店铺信息页上传按钮文案的显示

src/modules/store-manage/StoreInfo.jsx

@@ -248,7 +248,10 @@ class StoreInfo extends React.Component {
                     { logo ?  <img src={logo}  className="logo-img"/> : <div className="logo-box"><span className="text">Logo</span></div>}
                     { logo ?  <img src={logo}  className="logo-img"/> : <div className="logo-box"><span className="text">Logo</span></div>}
                   </div>
                   </div>
                   <div className="operate-con">
                   <div className="operate-con">
-                    <div><span onClick={() => {this.setState({ showSelectFileModal:true  })}} className="upload-btn">上传</span></div>
+                    <div><span onClick={() => {this.setState({ showSelectFileModal:true  })}} className="upload-btn">
+                      {logo ? <span>重新上传</span> : <span>上传</span> }
+                      
+                    </span></div>
                     <div className="tip">建议尺寸702*180px。最大2M，支持jpg、jpeg和png。</div>
                     <div className="tip">建议尺寸702*180px。最大2M，支持jpg、jpeg和png。</div>
                   </div>
                   </div>
                 </div>
                 </div>