import os
import glob

def main():
    uploads_dir = "backend/uploads"
    if not os.path.exists(uploads_dir):
        uploads_dir = "uploads"

    manual_pattern = os.path.join(uploads_dir, "manual_label_*.json")
    manual_files = glob.glob(manual_pattern)
    fixed_count = 0

    for mf in manual_files:
        try:
            with open(mf, "r", encoding="utf-8") as f:
                content = f.read()
            
            if "✓" in content:
                # Replace with the correct checkmark character
                content = content.replace("✓", "✓")
                
                with open(mf, "w", encoding="utf-8") as f:
                    f.write(content)
                
                print(f"Fixed encoding corruption in: {mf}")
                fixed_count += 1
        except Exception as e:
            print(f"Error fixing {mf}: {e}")

    print(f"Encoding fix completed. Files fixed: {fixed_count}")

if __name__ == "__main__":
    main()