from giants.map import Map
from giants.player import Player
from dpnet.netserver import Netserver
from dpnet.session import Session
import socket
import importlib
import os
from giants import Teams, GameTypes
from utils.logger import setup_logger
import traceback
import asyncio

logger = setup_logger(__name__)


class Server:
    def __init__(self, **kwargs):
        self.listen_ip = kwargs.get("ip", "0.0.0.0")
        self.listen_port = kwargs.get("port", 19711)
        self.register_with_ms = kwargs.get("register", False)
        self.teams = kwargs.get("teams", Teams.MvM)
        self.game_type = kwargs.get("gametype", GameTypes.TeamDeathmatchWithFullBase)
        self.currentmap = kwargs.get("map", Map("Three Way Island - Canyons.gck"))
        self.maxplayers = kwargs.get("maxplayers", 20)
        self.name = kwargs.get("name", "Default Server Name")

        fake_session = Session(socket.socket(socket.AF_INET, socket.SOCK_DGRAM))
        fake_session.ip = "127.0.0.1"
        fake_session.port = 3333
        self.players = [Player("[Server]", fake_session)]

        self.accept_new_players = True
        self.version = 1.497
        self.points_per_kill = 1
        self.points_per_capture = 5
        self.detente_time = 0 # minutes
        self._plugins = []
        self.tempplayers = []
        self.running = True
        self.ticks = 60

    def update(self):
        #logger.debug("Calling update")
        pass

    async def add_player(self, player):
        self.tempplayers.remove(player)
        self.players.append(player)
        await self._broadcast_event("on_player_join", player)

    # todo: remove
    def create_temp_player(self, player):
        self.tempplayers.append(player)

    async def remove_player(self, player):
        self.players.remove(player)
        await self._broadcast_event("on_player_left", player)

    def add_plugin(self, plugin):
        self._plugins.append(plugin)

    async def change_map(self, mappath):
        try:
            self.currentmap = Map(mappath)
            await self._broadcast_event("on_map_change", self.currentmap)
        except Exception:
            logger.error("Could not change map")

    async def _broadcast_event(self, event, *args):
        logger.debug("Broadcasting event "+event)
        for plugin in self._plugins:
            if hasattr(plugin, event):
                func = getattr(plugin, event)
                if callable(func):
                    try:
                        await func(*args)
                    except Exception:
                        logger.error("Could not call plugin function: "+plugin.__class__.__name__+"."+event)
                        traceback.print_exc()

    def load_plugins(self):
        plugins = os.listdir("plugins")
        for plugin in plugins:
            if os.path.isdir("plugins/"+plugin) or plugin == "__init__.py":
                continue
            if not plugin.endswith(".py"):
                continue
            pluginname = plugin.split(".py")[0]
            try:
                module = importlib.import_module("plugins."+pluginname)
                if hasattr(module, "setup"):
                    setup = getattr(module, "setup")
                    if callable(setup):
                        logger.info("Loading plugin "+module.__name__)
                        module.setup(self)
            except Exception:
                logger.warning("Could not load plugin "+plugin)
                traceback.print_exc()

    async def broadcast_message(self, text):
        for player in self.players:
            if player.name == "[Server]":
                continue
            await player.session.send_gamedata(b'\x35\x80\x81'+text.encode("ascii")+b'\x00\x00', acknow=False)

if __name__ == '__main__':
    server = Server(name="giantsd", maxplayers=20, register=False)
    server.load_plugins()

    loop = asyncio.get_event_loop()
    listen = loop.create_datagram_endpoint(lambda: Netserver(server), local_addr=(server.listen_ip, server.listen_port))
    transport, protocol = loop.run_until_complete(listen)
    try:
        loop.run_forever()
    except KeyboardInterrupt:
        pass
    transport.close()
    loop.close()