import discord
from discord.ext import commands
from redbot.core import Config

from werewolf.game import Game


class Werewolf:
    """
    Base to host werewolf on a guild
    """

    def __init__(self, bot):
        self.bot = bot
        self.config = Config.get_conf(self, identifier=87101114101119111108102, force_registration=True)
        default_global = {}
        default_guild = {
            "role": None
            }

        self.config.register_global(**default_global)
        self.config.register_guild(**default_guild)
        
        self.games = {}  # Active games stored here, id is per guild

    @commands.group()
    async def wwset(self, ctx: commands.Context):
        """
        Base command to adjust settings. Check help for command list.
        """
        if ctx.invoked_subcommand is None:
            await ctx.send_help()

    @commands.guild_only()
    @wwset.command(name="role")
    async def wwset_role(self, ctx, role: discord.Role):
        """
        Assign the game role
        This role should not be manually assigned
        """
        await self.config.guild(ctx.guild).role.set(role)
        await ctx.send("Game role has been set to **{}**".format(role.name))

    @commands.group()
    async def ww(self, ctx: commands.Context):
        """
        Base command for this cog. Check help for the commands list.
        """
        if ctx.invoked_subcommand is None:
            await ctx.send_help()
            
    @commands.guild_only()
    @ww.command()
    async def new(self, ctx, game_code):
        """
        Create and join a new game of Werewolf
        """
        
        game = self._get_game(ctx.guild, game_code)
        
        if not game:
            await ctx.send("Failed to start a new game")
        else:
            await ctx.send("New game has started")

    @commands.guild_only()
    @ww.command()
    async def join(self, ctx):
        """
        Joins a game of Werewolf
        """
        
        game = self._get_game(ctx.guild)
        
        if not game:
            await ctx.send("No game to join!\nCreate a new one with `[p]ww new`")
            return

        await game.join(ctx.author, ctx.channel)
        
    @commands.guild_only()
    @ww.command()
    async def quit(self, ctx):
        """
        Quit a game of Werewolf
        """
        
        game = self._get_game(ctx.guild)
        
        await game.quit(ctx.author, ctx.channel)
    
    @commands.guild_only()
    @ww.command()
    async def start(self, ctx):
        """
        Checks number of players and attempts to start the game
        """
        game = self._get_game(ctx.guild)
        if not game:
            await ctx.send("No game running, cannot start")
        
        await game.setup(ctx)
    
    @commands.guild_only()
    @ww.command()
    async def stop(self, ctx):
        """
        Stops the current game
        """
        game = self._get_game(ctx.guild)
        if not game:
            await ctx.send("No game running, cannot stop")
        
        game.game_over = True
        
    @commands.guild_only() 
    @ww.command()
    async def vote(self, ctx, id: int):
        """
        Vote for a player by ID
        """
        try:
            id = int(id)
        except:
            id = None
        
        if id is None:
            await ctx.send("`id` must be an integer")
            return
        
        # if ctx.guild is None:
            # # DM nonsense, find their game
            # # If multiple games, panic
            # for game in self.games.values():
                # if await game.get_player_by_member(ctx.author):
                    # break #game = game
            # else:
                # await ctx.send("You're not part of any werewolf game")
                # return
        # else:
        
        game = self._get_game(ctx.guild)
        
        if game is None:
            await ctx.send("No game running, cannot vote")
            return

        # Game handles response now
        channel = ctx.channel
        if channel == game.village_channel: 
            await game.vote(ctx.author, id, channel)
        elif channel in (c["channel"] for c in game.p_channels.values()):
            await game.vote(ctx.author, id, channel)
        else:
            await ctx.send("Nothing to vote for in this channel")

    @ww.command()
    async def choose(self, ctx, data):
        """
        Arbitrary decision making
        Handled by game+role
        Can be received by DM
        """

        if ctx.guild is not None:
            await ctx.send("This action is only available in DM's")
            return
        
        # DM nonsense, find their game
        # If multiple games, panic
        for game in self.games.values():
            if await game.get_player_by_member(ctx.author):
                break  # game = game
        else:
            await ctx.send("You're not part of any werewolf game")
            return

        await game.choose(ctx, data)
    
    def _get_game(self, guild, game_code=None):
        if guild is None:
            # Private message, can't get guild
            return None
        if guild.id not in self.games:
            if not game_code:
                return None
            self.games[guild.id] = Game(guild, game_code)

        return self.games[guild.id]

    async def _game_start(self, game):
        await game.start()