from typing import Tuple
from twisted.web.http import Request
from twisted.web import resource, server
from twisted.internet import reactor, endpoints
import yaml
import logging, coloredlogs
from logging.handlers import TimedRotatingFileHandler
from titles.pokken.proto import jackal_pb2
from os import path
from google.protobuf.message import DecodeError

from core.config import CoreConfig
from titles.pokken.config import PokkenConfig
from titles.pokken.base import PokkenBase
from titles.pokken.const import PokkenConstants


class PokkenServlet(resource.Resource):
    def __init__(self, core_cfg: CoreConfig, cfg_dir: str) -> None:
        self.isLeaf = True
        self.core_cfg = core_cfg
        self.config_dir = cfg_dir
        self.game_cfg = PokkenConfig()
        if path.exists(f"{cfg_dir}/pokken.yaml"):
            self.game_cfg.update(yaml.safe_load(open(f"{cfg_dir}/pokken.yaml")))

        self.logger = logging.getLogger("pokken")
        if not hasattr(self.logger, "inited"):
            log_fmt_str = "[%(asctime)s] Pokken | %(levelname)s | %(message)s"
            log_fmt = logging.Formatter(log_fmt_str)
            fileHandler = TimedRotatingFileHandler(
                "{0}/{1}.log".format(self.core_cfg.server.log_dir, "pokken"),
                encoding="utf8",
                when="d",
                backupCount=10,
            )

            fileHandler.setFormatter(log_fmt)

            consoleHandler = logging.StreamHandler()
            consoleHandler.setFormatter(log_fmt)

            self.logger.addHandler(fileHandler)
            self.logger.addHandler(consoleHandler)

            self.logger.setLevel(self.game_cfg.server.loglevel)
            coloredlogs.install(
                level=self.game_cfg.server.loglevel, logger=self.logger, fmt=log_fmt_str
            )
            self.logger.inited = True

        self.base = PokkenBase(core_cfg, self.game_cfg)

    @classmethod
    def get_allnet_info(
        cls, game_code: str, core_cfg: CoreConfig, cfg_dir: str
    ) -> Tuple[bool, str, str]:
        game_cfg = PokkenConfig()

        if path.exists(f"{cfg_dir}/{PokkenConstants.CONFIG_NAME}"):
            game_cfg.update(
                yaml.safe_load(open(f"{cfg_dir}/{PokkenConstants.CONFIG_NAME}"))
            )

        if not game_cfg.server.enable:
            return (False, "", "")

        return (
            True,
            f"https://{game_cfg.server.hostname}:{game_cfg.server.port}/{game_code}/$v/",
            f"{game_cfg.server.hostname}/SDAK/$v/",
        )

    @classmethod
    def get_mucha_info(
        cls, core_cfg: CoreConfig, cfg_dir: str
    ) -> Tuple[bool, str, str]:
        game_cfg = PokkenConfig()

        if path.exists(f"{cfg_dir}/{PokkenConstants.CONFIG_NAME}"):
            game_cfg.update(
                yaml.safe_load(open(f"{cfg_dir}/{PokkenConstants.CONFIG_NAME}"))
            )

        if not game_cfg.server.enable:
            return (False, "")

        return (True, "PKF2")

    def setup(self) -> None:
        # TODO: Setup matching, stun, turn and admission servers
        pass

    def render_POST(
        self, request: Request, version: int = 0, endpoints: str = ""
    ) -> bytes:
        if endpoints.startswith("/matching"):
            self.logger.info("Matching request")
            self.logger.debug(request.content)

        content = request.content.getvalue()
        if content == b"":
            self.logger.info("Empty request")
            return b""

        pokken_request = jackal_pb2.Request()
        try:
            pokken_request.ParseFromString(content)
        except DecodeError as e:
            self.logger.warn(f"{e} {content}")
            return b""

        endpoint = jackal_pb2.MessageType.DESCRIPTOR.values_by_number[
            pokken_request.type
        ].name.lower()

        self.logger.info(f"{endpoint} request")

        handler = getattr(self.base, f"handle_{endpoint}", None)
        if handler is None:
            self.logger.warn(f"No handler found for message type {endpoint}")
            return self.base.handle_noop(pokken_request)
        
        ret = handler(pokken_request)
        self.logger.debug(f"Response: {ret}")
        return ret