import os
import configparser

CONFIG_FILE = "config.ini"

DEFAULT_CONFIG = {
    "server": {
        "port": "6942",
        "password": "debug",
        "cache_dir": "cache",
        "base_api": "https://ws1.smn.gob.ar",
        "log_file": "",
        "base_path": "/smn"
    }
}

def ensure_config_exists():
    config = configparser.ConfigParser()

    if not os.path.exists(CONFIG_FILE):
        print("[CONFIG] config.ini not found - creating with default values")
        config.read_dict(DEFAULT_CONFIG)
        with open(CONFIG_FILE, "w") as f:
            config.write(f)
    else:
        config.read(CONFIG_FILE)
        changed = False
        for section, values in DEFAULT_CONFIG.items():
            if section not in config:
                config[section] = values
                changed = True
            else:
                for key, val in values.items():
                    if key not in config[section]:
                        config[section][key] = val
                        changed = True
        if changed:
            with open(CONFIG_FILE, "w") as f:
                config.write(f)
                print("[CONFIG] Missing keys added to config.ini")

    return config