fix(uploader): add uid to filename && avoid unneed mount

Author: mydearxym

containers/DocUploader/logic.js

@@ -44,8 +44,10 @@ export const getOSSFileName = filename => {
   const userName = store.accountInfo.nickname
   const userId = store.accountInfo.id
   const id = store.viewingData.id || 'new'
+  const curDate = new Date()
+  const curTime = curDate.getTime()
 
-  return `${community}-${thread}-${id}-${userName}-${userId}-${filename}`
+  return `${community}-${thread}-${id}-${userName}-${userId}-${curTime}-${filename}`
 }
 
 export const sendEvent = (state = 'start') => {

containers/Preview/index.js

@@ -43,27 +43,31 @@ class PreviewContainer extends React.Component {
 
     return (
       <React.Fragment>
-        <ModalPreview visible={modalVisible}>
-          <Viewer
-            type={type}
-            root={root}
-            attachment={attachmentData}
-            attUser={attUserData}
-          />
-        </ModalPreview>
+        {modalVisible && (
+          <ModalPreview visible={modalVisible}>
+            <Viewer
+              type={type}
+              root={root}
+              attachment={attachmentData}
+              attUser={attUserData}
+            />
+          </ModalPreview>
+        )}
 
-        <SliderPreview
-          visible={slideVisible}
-          type={type}
-          imageUploading={imageUploading}
-        >
-          <Viewer
+        {slideVisible && (
+          <SliderPreview
+            visible={slideVisible}
             type={type}
-            root={root}
-            attachment={attachmentData}
-            attUser={attUserData}
-          />
-        </SliderPreview>
+            imageUploading={imageUploading}
+          >
+            <Viewer
+              type={type}
+              root={root}
+              attachment={attachmentData}
+              attUser={attUserData}
+            />
+          </SliderPreview>
+        )}
       </React.Fragment>
     )
   }