import os
import shlex
import subprocess
import readline

def completer(text, state):
    commands = os.listdir('/bin') + os.listdir('/usr/bin') + os.listdir('/usr/local/bin')
    matches = [cmd for cmd in commands if cmd.startswith(text)]
    return matches[state] if state < len(matches) else None

def pseudo_zsh():
    readline.parse_and_bind("tab: complete")
    readline.set_completer(completer)
    
    while True:
        try:
            cmd = input("20240915786@\u9648\u5764\u9633 ~ % ")
            
            if cmd.strip() == "hexianglong":
                print("Exiting secret mode...")
                break
            
            args = shlex.split(cmd)
            if not args:
                continue
            
            if args[0] == 'cd':
                try:
                    os.chdir(args[1])
                except IndexError:
                    print("cd: missing argument")
                except FileNotFoundError:
                    print(f"cd: no such file or directory: {args[1]}")
                continue
            
            try:
                subprocess.run(args)
            except FileNotFoundError:
                print(f"zsh: command not found: {args[0]}")
        except KeyboardInterrupt:
            pass
        except EOFError:
            pass

if __name__ == "__main__":
    pseudo_zsh()