#!/usr/bin/env python3
# -*- coding: utf-8 -*-

from typing import Self, Any, Optional, Sequence
from Utils.Utils import Utils
from Interfaces.Application.AIChatInterface import AIChatInterface

class SettingsManager:

    DEFAULT_SETTINGS:dict[str, Any|None] = {
        "autostart" : True, 
        "default_settings_files" : "/JSON/AIChat.settings.json"
    }

    def __init__(self:Self, 
        aichat:AIChatInterface, 
        inputs:Optional[dict[str, Any|None]|Sequence[Any|None]] = None
    ) -> None:
        self.aichat:AIChatInterface = aichat

        self.__inputs:dict[str, Any|None] = self.get_dictionary(inputs)
        self.__settings:dict[str, Any|None] = {}
        self.__secrets:dict[str, Any|None] = {}

        for key in (
            "default_settings_files", "settings_files", 
            "default_settings", "settings"
        ):
            self.add(self.get(key), overwrite = True)

        for key in (
            "default_secrets_files", "secrets_files", 
            "default_secrets", "secrets"
        ):
            self.add_secrets(self.get(key), overwrite = True)

    def get(self:Self, 
        keys:str|Sequence[str], 
        inputs:Optional[dict[str, Any|None]|Sequence[Any|None]] = None, 
        default:Optional[Any] = None
    ) -> Any|None:
        return Utils.get_values(keys, (
            inputs, self.__inputs, self.__secrets, self.__settings, self.aichat.DEFAULT_SETTINGS
        ), default)
    
    def add(self:Self, inputs:Any|None, overwrite:bool = False) -> None:
        
        block:dict[str, Any|None]

        for block in Utils.get_dictionaries(inputs):

            key:str
            value:Any|None

            for key, value in block.items():
                if overwrite or key not in self.__settings:
                    self.__settings[key] = value
    
    def add_secrets(self:Self, inputs:Any|None, overwrite:bool = False) -> None:
        
        block:dict[str, Any|None]

        for block in Utils.get_dictionaries(inputs):

            key:str
            value:Any|None
            
            for key, value in block.items():
                if overwrite or key not in self.__secrets:
                    self.__secrets[key] = value