import json
import os

from loguru import logger
from pydantic import BaseModel


class Settings(BaseModel):
    def update(self, params):
        self.admin_roles = params["admin_roles"]
        self.allow_create_admins_by_admins = params["allow_create_admins_by_admins"]
        self.allow_create_admins = params["allow_create_admins"]
        self.allow_create_users = params["allow_create_users"]
        self.allow_create_groups = params["allow_create_groups"]
        self.allow_create_pictures = params["allow_create_groups"]
    admin_roles: list[str] = ["admin"]
    allow_create_admins_by_admins: bool = True
    allow_create_admins: bool = True
    allow_create_users: bool = True
    allow_create_groups: bool = True
    allow_create_pictures: bool = False


json_path = "data/"
json_settings_name = "settings.json"

settings = Settings()


def settings_up():
    global settings, json_path, json_settings_name
    logger.info("Configuring settings for startup")
    try:
        if not(os.path.exists(json_path)):
            os.mkdir(json_path)
            logger.debug(f"Created '{json_path}' directory")

        if os.path.exists(json_path + json_settings_name):
            load_settings()
        else:
            with open(json_path + json_settings_name, "w") as f:
                json.dump(settings.model_dump_json(), f, ensure_ascii = False, indent=4)
                logger.info("Wrote settings to the JSON")
        logger.info("Successfully configured settings")
    except Exception as e:
        logger.error(f"Failed to configure settings during startup: {e}")
        raise e

def settings_down():
    global settings, json_path, json_settings_name
    logger.info("Saving settings for shutdown")
    try:
        with open(json_path + json_settings_name, "w") as f:
            json.dump(settings.model_dump_json(), f, ensure_ascii = False, indent=4)
            logger.info("Wrote settings to the JSON")
        logger.success("Successfully saved settings")
    except Exception as e:
        logger.error(f"Failed to save settings during shutdown: {e}")


def reset_settings():
    global settings, json_path, json_settings_name
    logger.info("Resetting settings")
    print(settings)
    settings = Settings()
    print(settings)
    with open(json_path + json_settings_name, "w") as f:
        json.dump(settings.model_dump_json(), f, ensure_ascii = False, indent=4)
        logger.info("Wrote settings to the JSON")


def load_settings():
    global settings, json_path, json_settings_name
    logger.info("Loading settings")
    with open(json_path + json_settings_name, "r") as f:
        json_settings = json.load(f)
        settings = Settings.model_validate_json(json_settings)
        logger.info("Loaded settings from the JSON")

def save_settings():
    global settings, json_path, json_settings_name
    with open(json_path + json_settings_name, "w") as f:
        json.dump(settings.model_dump_json(), f, ensure_ascii = False, indent=4)
        logger.info("Wrote settings to the JSON")