#!/bin/env python3
from typing import Literal, Optional
from yaml import safe_load

import discord
from discord.ext import commands
from discord.ext.commands import Greedy, Context
from discord import app_commands

from src.ui import RoleSelectView

class Bot(commands.Bot):
    def __init__(self):
        super().__init__(command_prefix=",", intents=discord.Intents.default())
        self.intents.message_content = True

    async def setup_hook(self) -> None:
        self.add_view(RoleSelectView())
        return await super().setup_hook()

    with open('config.yaml', 'r') as file:
        config = safe_load(file)

# Bot
client = Bot()

# Command Groups
roles = app_commands.Group(name="roles", description="Manage role dialogues")

# Commands
## Group: roles
@commands.guild_only()
@roles.command(name="create")
async def roles_create_button(interaction: discord.Interaction):
    await interaction.response.send_message(view=RoleSelectView())

# Sync using ,sync [~, *, ^]
# https://about.abstractumbra.dev/discord.py/2023/01/29/sync-command-example.html
# ~ -> Current guild
# * -> Global
# ^ -> Clear global tree, sync to current guild
@client.command()
@commands.guild_only()
@commands.is_owner()
async def sync(
    ctx: Context, guilds: Greedy[discord.Object], spec: Optional[Literal["~", "*", "^"]] = None) -> None:
        if not guilds:
            if spec == "~":
                synced = await ctx.bot.tree.sync(guild=ctx.guild)
            elif spec == "*":
                ctx.bot.tree.copy_global_to(guild=ctx.guild)
                synced = await ctx.bot.tree.sync(guild=ctx.guild)
            elif spec == "^":
                ctx.bot.tree.clear_commands(guild=ctx.guild)
                await ctx.bot.tree.sync(guild=ctx.guild)
                synced = []
            else:
                synced = await ctx.bot.tree.sync()

            await ctx.send(
                  f"Synced {len(synced)} commands {'globally' if spec is None else 'to the current guild.'}"
            )
            return

        ret = 0
        for guild in guilds:
            try:
                await ctx.bot.tree.sync(guild=guild)
            except discord.HTTPException:
                pass
            else:
                ret += 1
        
        await ctx.send(f"Synced the tree to {ret}/{len(guilds)}.")

if __name__ == "__main__":
    client.tree.add_command(roles)
    client.run(client.config['auth']['token'])