import os
import re

# Regex to match any character outside the standard ASCII range (0-127)
ASCII_PATTERN = re.compile(r'[^\x00-\x7f]')

def purge_file(path):
    try:
        with open(path, 'r', encoding='utf-8') as f:
            content = f.read()
        
        if ASCII_PATTERN.search(content):
            print(f"Purging emojis from {path}...")
            # Use a space or strip them
            new_content = ASCII_PATTERN.sub('', content)
            with open(path, 'w', encoding='utf-8') as f:
                f.write(new_content)
            return True
    except Exception as e:
        print(f"Failed to process {path}: {e}")
    return False

def main():
    base_dir = "src/agent_node"
    count = 0
    for root, dirs, files in os.walk(base_dir):
        for f in files:
            if f.endswith('.py'):
                full_path = os.path.join(root, f)
                if purge_file(full_path):
                    count += 1
    print(f"Total files purged: {count}")

if __name__ == "__main__":
    main()