import asyncio
import typing

import discord
from discord.ext import commands


class McDonaldsCog(commands.Cog):
    def __init__(self, bot):
        self.bot = bot
        self.targets: dict[discord.Member, float] = {}
        self.lock = asyncio.Lock()
        self.cooldown: dict[discord.Member, float] = {}

    @commands.Cog.listener()
    async def on_message(self, message: discord.Message):
        if not message.channel.permissions_for(message.guild.me or self.bot.user).manage_messages:
            return

        async with self.lock:
            if message.author in self.targets:
                if message.content.upper() != "MCDONALDS!":
                    await message.delete()
                    if (message.created_at.timestamp() - self.targets[message.author]) > 10:
                        await message.channel.send(
                            f"{message.author.mention} Please say `MCDONALDS!` to end commercial.",
                            delete_after=30
                        )
                        self.targets[message.author] = message.created_at.timestamp()
                else:
                    await message.reply(
                        "Thank you. You may now resume your activity.",
                        delete_after=60
                    )
                    self.targets.pop(message.author, None)
                    self.cooldown[message.author] = message.created_at.timestamp()

    @commands.user_command(name="Commercial Break")
    async def commercial_break(self, ctx: discord.ApplicationContext, member: discord.Member):
        await ctx.defer(ephemeral=True)
        if member in self.targets:
            await ctx.respond(f"{member.mention} is already in a commercial break.")
            return
        elif member in self.cooldown and self.cooldown[member] + 300 > discord.utils.utcnow().timestamp():
            await ctx.respond(
                f"{member.mention} is not due another ad break yet. Their next commercial break will start "
                f"<t:{int(self.cooldown[member] + 300)}:R> at the earliest."
            )
            return

        self.targets[member] = discord.utils.utcnow().timestamp()
        await ctx.send(
            f"{member.mention} Commercial break! Please say `MCDONALDS!` to end commercial.\n"
            f"*This commercial break is sponsored by {ctx.user.mention}.*",
            delete_after=300,
            allowed_mentions=discord.AllowedMentions(users=True, roles=False, everyone=False)
        )
        await ctx.respond("Commercial break started.", ephemeral=True)
        await ctx.delete(delay=120)


def setup(bot):
    bot.add_cog(McDonaldsCog(bot))