Revert "perf: <tool_use> display (#5489)"

This reverts commit 0782b24790.

src/renderer/src/pages/home/Messages/Blocks/MainTextBlock.tsx

@@ -30,6 +30,8 @@ interface Props {
   role: Message['role']
 }
 
+const toolUseRegex = /<tool_use>([\s\S]*?)<\/tool_use>/g
+
 const MainTextBlock: React.FC<Props> = ({ block, citationBlockId, role, mentions = [] }) => {
   // Use the passed citationBlockId directly in the selector
   const { renderInputMessageAsMarkdown } = useSettings()
@@ -66,6 +68,10 @@ const MainTextBlock: React.FC<Props> = ({ block, citationBlockId, role, mentions
     return content
   }, [block.content, block.citationReferences, citationBlockId, formattedCitations])
 
+  const ignoreToolUse = useMemo(() => {
+    return processedContent.replace(toolUseRegex, '')
+  }, [processedContent])
+
   return (
     <>
       {/* Render mentions associated with the message */}
@@ -79,7 +85,7 @@ const MainTextBlock: React.FC<Props> = ({ block, citationBlockId, role, mentions
       {role === 'user' && !renderInputMessageAsMarkdown ? (
         <p style={{ marginBottom: 5, whiteSpace: 'pre-wrap' }}>{block.content}</p>
       ) : (
-        <Markdown block={{ ...block, content: processedContent }} />
+        <Markdown block={{ ...block, content: ignoreToolUse }} />
       )}
     </>
   )

src/renderer/src/services/StreamProcessingService.ts

@@ -56,8 +56,7 @@ export function createStreamProcessor(callbacks: StreamProcessorCallbacks = {})
         callbacks.onTextChunk(data.text)
       }
       if (data.type === ChunkType.TEXT_COMPLETE && callbacks.onTextComplete) {
-        // 消除工具使用对信息流的影响
-        callbacks.onTextComplete(data.text.replace(/<tool_use>([\s\S]*?)<\/tool_use>/g, ''))
+        callbacks.onTextComplete(data.text)
       }
       if (data.type === ChunkType.THINKING_DELTA && callbacks.onThinkingChunk) {
         callbacks.onThinkingChunk(data.text, data.thinking_millsec)