from discord.ext import commands
import discord
import random
from typing import Optional
from query.channel import get_games
from query.user import is_ignored, get_level, get_xp, level_up, get_ability_points_spent, increment_all_coin, get_coin
from local_settings import COMMAND_PREFIX

def setup(bot: commands.Bot):
	bot.add_cog(Games(bot))

class Games(commands.Cog):
	"""Gaming commands."""

	def __init__(self, bot: commands.Bot):
		self.bot = bot


	@commands.command(
		description="Check the level for a player.",
		brief="Get player level",
		help="View game level of player."
	)
	async def level(self, ctx: commands.Context, user: Optional[discord.User]):
		# Ignore user if on the ignore list.
		if await is_ignored(self.bot.pg, ctx.author.id):
			return

		# Warn if games are off.
		if not await get_games(self.bot.pg, ctx.channel.id):
			ctx.author.send(f"Games are disabled in {ctx.channel}, ask an admin to enable them.")
			return

		if not user:
			user = ctx.author
		level = await get_level(self.bot.pg, user.id)

		if level == 0:
			if ctx.author == user:
				await ctx.send(f"You are not playing, join the game with `{COMMAND_PREFIX}levelup`")
			else:
				await ctx.send(f"`{user}` is not playing.")
		else:
			xp_spent, total_xp = await get_xp(self.bot.pg, user.id)
			ability_points_spent = await get_ability_points_spent(self.bot.pg, user.id)
			coin = await get_coin(self.bot.pg, user.id)
			if ctx.author == user:
				await ctx.send(f"You rank at level {level}. (exp {xp_spent}/{total_xp} | abp {ability_points_spent}/{level * 3} | coin {coin})")
			else:
				await ctx.send(f"`{user}` ranks at level **{level}**. (**{xp_spent}**/{total_xp} | abp {ability_points_spent}/{level * 3}) | coin {coin}")

	@commands.command(
		description="Check the experience points for a player.",
		brief="Get player xp",
		help="View amount of XP a game player has."
	)
	async def xp(self, ctx: commands.Context, user: Optional[discord.User]):
		# Ignore user if on the ignore list.
		if await is_ignored(self.bot.pg, ctx.author.id):
			return

		# Warn if games are off.
		if not await get_games(self.bot.pg, ctx.channel.id):
			ctx.author.send(f"Games are disabled in {ctx.channel}, ask an admin to enable them.")
			return

		if not user:
			xp_spent, total_xp = await get_xp(self.bot.pg, ctx.author.id)
			level = await get_level(self.bot.pg, ctx.author.id)
			threshold = (level + 1) * 50 + xp_spent
			if threshold < total_xp - xp_spent:
				await ctx.send(f"You have spent {xp_spent} experience points of your {total_xp} total and can gain 3 ability points for {threshold} xp.")
			else:
				await ctx.send(f"You have spent {xp_spent} experience points of your {total_xp} total and require {threshold - (total_xp - xp_spent)} xp to `{COMMAND_PREFIX}levelup`.")
		else:
			xp_spent, total_xp = await get_xp(self.bot.pg, user.id)
			level = await get_level(self.bot.pg, user.id)
			threshold = (level + 1) * 50 + xp_spent
			if threshold < total_xp - xp_spent:
				await ctx.send(f"`{user}` has spent {xp_spent} of {total_xp} experience points and can level up for {threshold} xp.")
			else:
				await ctx.send(f"`{user}` has spent {xp_spent} of {total_xp} experience points and requires {threshold - (total_xp - xp_spent)} xp to level up.")

	@commands.command(
		description="Attempt to gain a level.",
		brief="Level up",
		help="Try to rank up a level in the game by spending XP."
	)
	async def levelup(self, ctx: commands.Context):
		# Ignore user if on the ignore list.
		if await is_ignored(self.bot.pg, ctx.author.id):
			return

		# Warn if games are off.
		if not await get_games(self.bot.pg, ctx.channel.id):
			ctx.author.send(f"Games are disabled in {ctx.channel}, ask an admin to enable them.")
			return

		xp_spent, total_xp = await get_xp(self.bot.pg, ctx.author.id)
		xp_available = total_xp - xp_spent
		level = await get_level(self.bot.pg, ctx.author.id)
		threshold = (level + 1) * 50 + xp_spent
		if xp_available < threshold:
			await ctx.send(f"Not yet, you require {threshold - xp_available} more XP to level up.")
		else:
			await level_up(self.bot.pg, ctx.author.id, threshold)
			await ctx.send(f"You have gained three ability points climbed the ranks for {threshold} XP, leaving you {xp_available - threshold} remaining.")
			await increment_all_coin(self.bot.pg)


	@commands.command(
		description="Simulate dice rolls.",
		brief="Roll dice",
		help="Roll two dice."
	)
	async def dice(self, ctx: commands.Context, amount: Optional[int], sides: Optional[int]):
		# Ignore user if on the ignore list.
		if await is_ignored(self.bot.pg, ctx.author.id):
			return

		# Warn if games are off.
		if not await get_games(self.bot.pg, ctx.channel.id):
			await ctx.author.send(f"Games are disabled in {ctx.channel}, ask an admin to enable them.")
			return
		if not amount:
			amount = 2
		if not sides:
			sides = 6

		if amount < 1:
			await ctx.send("You want me to roll less than one die? How!?")
		elif amount > 25:
			await ctx.send("I can not hold so many dice at one time.")
		elif sides < 2:
			await ctx.send("A die has physical minimum of 2 sides. Don't ask for impossible objects.")
		elif sides > 256:
			await ctx.send("My tiny hands can not handle such large dice. Even if both are virtual.")
		else:
			embed = discord.Embed(title = "Dice roll", description=f"Rolling {amount} dice, with {sides} sides.")
			while amount > 0:
				embed.insert_field_at(0, name=f"Die {amount}", value=random.randint(1, sides), inline=True)
				amount -= 1
			await ctx.send(embed=embed)

	@commands.command(
		description="Ask the magic 8-ball.",
		brief="Pose question",
		help="Simulate the iconic 8-ball gimmic.",
		name="8ball"
	)
	async def eightball(self, ctx: commands.Context, *, question: str = None):
		# Ignore user if on the ignore list.
		if await is_ignored(self.bot.pg, ctx.author.id):
			return

		if not await get_games(self.bot.pg, ctx.channel.id):
			ctx.author.send(f"Games are disabled in {ctx.channel}, ask an admin to enable them.")
			return

		if not question:
			messages = [
				"Don't forget to ask a question...",
				"Hey, that's not a question!",
				"What would you like to know?",
				"You want me to predict nothing?",
				"Are you intentionally not asking a question?",
				"Ask a question you tease!",
				"You will die alone.",
			]
		elif question.strip().count(" ") == 0:
			messages = [
				"What?",
				"That is not a question",
				"Can you use more than one word?",
				"What is the question?",
				"Sorry?"
			]
		elif question.strip()[-1] != "?":
			messages = [
				"Did you forget to end with a question mark?",
				"Is that a statement or question?",
				"Don't questions usually end with a question mark?",
				"Don't forget to use punctuation."
			]
		else:
			messages = [
				"Yes.",
				"No.",
				"Affirmative.",
				"No way!",
				"Negative.",
				"Positive.",
				"Correct.",
				"Incorrect.",
				"Likely",
				"Unlikely",
				"Maybe.",
				"Definately!",
				"Perhaps?",
				"Most indubitably.",
				"Does the pope shit in the woods?",
				"When hell freezes over.",
				"Only between 9 and 5.",
				"Only just before you die.",
				"ERROR: Probability failure.",
				"Ask again later.",
				"I don't know.",
				"Unpredictable.",
				"Unknown",
			]
		await ctx.send(random.choice(messages))