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

from typing import Self, Sequence, Any
from Interfaces.Application.AnPInterface import AnPInterface
from Abstracts.HTTPServersAbstract import HTTPServersAbstract
from Utils.Common import Common
from Utils.Checks import Check

class HTTPServersManager:

    def __init__(self:Self, anp:AnPInterface) -> None:
        self.anp:AnPInterface = anp
        self.__servers:dict[str, HTTPServersAbstract] = {}

        self.update()

    def update(self:Self) -> None:

        key:str

        for key in ("default_http_server_files", "http_server_files", "default_http_server", "http_server"):
            self.add(self.anp.settings.get(key), True)

    def reset(self:Self) -> None:

        self.__servers = {}

        self.update()

    def close(self:Self) -> None:

        server:HTTPServersAbstract

        for server in self.__servers.values():
            server.close()
        self.__servers = {}

    def add(self:Self, inputs:Any|None, overwrite:bool = False) -> None:
        
        subinputs:dict[str, Any|None]

        for subinputs in Common.load_json(inputs, True):

            key:str
            value:Any|None

            for key, value in subinputs.items():
                if isinstance(value, HTTPServersAbstract):
                    if overwrite or key not in self.__servers:
                        self.__servers[key] = value
                elif Check.is_dictionary(value):
                    if overwrite or key not in self.__servers:

                        _type:str|None = Common.get_value("type", value)

                        if _type is None:
                            continue

                        Class:type[HTTPServersAbstract] = self.anp.models.get(HTTPServersAbstract, _type)

                        if Class and issubclass(Class, HTTPServersAbstract):
                            self.__servers[key] = Class(self.anp, value)

    def remove(self:Self, names:str|Sequence[str]) -> None:
        for name in Common.get_key(names):
            if name in self.__servers:
                try:
                    self.__servers[name].close()
                    del self.__servers[name]
                except Exception as exception:
                    self.anp.exception(exception, "http_server_close_exception", {"name": name})

    def get(self:Self, name:str) -> HTTPServersAbstract|None:
        return self.__servers.get(name)