import os
import configparser

class TyConfigManager:
    def __init__(self, config_path="settings.ini"):
        self.config_path = config_path
        self.config = configparser.ConfigParser()
        
        self.defaults = {
            "Network": {
                "server_ip": "127.0.0.1",
                "server_port": "5555"
            },
            "Crypto": {
                "wallet_file": "tychat.wallet"
            },
            "UI": {
                "theme": "dark",
                "username": "Anonymous"
            }
        }
        self.load_config()

    def load_config(self):
        if not os.path.exists(self.config_path):
            for section, options in self.defaults.items():
                self.config[section] = options
            self.save_config()
        else:
            self.config.read(self.config_path)

    def save_config(self):
        with open(self.config_path, "w", encoding="utf-8") as f:
            self.config.write(f)

    def get_wallet_status(self) -> tuple[bool, str]:
        wallet_path = self.config.get("Crypto", "wallet_file", fallback="tychat.wallet")
        return os.path.exists(wallet_path), wallet_path

    def get_network_settings(self) -> tuple[str, int]:
        ip = self.config.get("Network", "server_ip", fallback="127.0.0.1")
        port = self.config.getint("Network", "server_port", fallback=5555)
        return ip, port

    def get_value(self, section: str, option: str, fallback=None) -> str:
        return self.config.get(section, option, fallback=fallback)

    def set_value(self, section: str, option: str, value: str):
        if not self.config.has_section(section):
            self.config.add_section(section)
        self.config.set(section, option, str(value))
        self.save_config()