reuse function

Signed-off-by: Tiger Kaovilai <passawit.kaovilai@gmail.com>

src/utils/removeContentTags.ts

@@ -0,0 +1,51 @@
+/**
+ * Removes content wrapped in specified tags from a string
+ * @param content The content string to process
+ * @param tag The tag name without angle brackets (e.g., 'think' for '<think></think>')
+ * @returns The content with the specified tags and their contents removed, and trimmed
+ */
+export function removeContentTags<T extends string | null | undefined>(content: T, tag: string): T {
+  if (!content || typeof content !== 'string') {
+    return content;
+  }
+  
+  // Dynamic implementation for other cases
+  const openTag = `<${tag}>`;
+  const closeTag = `</${tag}>`;
+  
+  // Parse the content and remove tags
+  let result = '';
+  let skipUntil: number | null = null;
+  let depth = 0;
+  
+  for (let i = 0; i < content.length; i++) {
+    // Check for opening tag
+    if (content.substring(i, i + openTag.length) === openTag) {
+      depth++;
+      if (depth === 1) {
+        skipUntil = content.indexOf(closeTag, i + openTag.length);
+        i = i + openTag.length - 1; // Skip the opening tag
+        continue;
+      }
+    }
+    // Check for closing tag
+    else if (content.substring(i, i + closeTag.length) === closeTag && depth > 0) {
+      depth--;
+      if (depth === 0) {
+        i = i + closeTag.length - 1; // Skip the closing tag
+        skipUntil = null;
+        continue;
+      }
+    }
+    
+    // Only add character if not inside a tag
+    if (skipUntil === null) {
+      result += content[i];
+    }
+  }
+  
+  // Normalize spaces (replace multiple spaces with a single space)
+  result = result.replace(/\s+/g, ' ').trim();
+  
+  return result as unknown as T;
+}