from discord.ext import commands
from .utils import checks
from .utils import config


class Mod:
    """Commands that can be used by a or an admin, depending on the command"""
    def __init__(self, bot):
        self.bot = bot
    
    
    @commands.command(pass_context=True)
    @checks.isMod()
    async def nsfwchannel(self, ctx):
        """Registers this channel in the database as a 'nsfw' channel''"""
        cursor = config.connection.cursor()
        cursor.execute('use {}'.format(config.db_default))
        cursor.execute('insert into nsfw_channels (channel_id) values ("{}")'.format(ctx.message.channel.id))
        config.connection.commit()
        await bot.say("This channel has just been registered as 'nsfw'! Have fun you naughties ;)")

    @commands.command(pass_context=True, no_pm=True)
    @checks.isAdmin()
    async def leave(self, ctx):
        """Forces the bot to leave the server"""
        await self.bot.say('Why must I leave? Hopefully I can come back :c')
        await self.bot.leave_server(ctx.message.server)

    
    @commands.command()
    @checks.isAdmin()
    async def load(self, *, module : str):
        """Loads a module"""
        try:
            module = module.lower()
            if not module.startswith("cogs"):
                module = "cogs.{}".format(module)
            self.bot.load_extension(module)
            await self.bot.say("I have just loaded the {} module".format(module))
        except Exception as e:
            fmt = 'An error occurred while processing this request: ```py\n{}: {}\n```'
            await self.bot.say(fmt.format(type(e).__name__, e))
        
    @commands.command()
    @checks.isAdmin()
    async def unload(self, *, module : str):
        """Unloads a module"""
        try:
            module = module.lower()
            if not module.startswith("cogs"):
                module = "cogs.{}".format(module)
            self.bot.unload_extension(module)
            await self.bot.say("I have just unloaded the {} module".format(module))
        except Exception as e:
            fmt = 'An error occurred while processing this request: ```py\n{}: {}\n```'
            await self.bot.say(fmt.format(type(e).__name__, e))
        
    @commands.command()
    @checks.isAdmin()
    async def reload(self, *, module : str):
        """Reloads a module"""
        try:
            module = module.lower()
            if not module.startswith("cogs"):
                module = "cogs.{}".format(module)
            self.bot.unload_extension(module)
            self.bot.load_extension(module)
            await self.bot.say("I have just reloaded the {} module".format(module))
        except Exception as e:
            fmt = 'An error occurred while processing this request: ```py\n{}: {}\n```'
            await self.bot.say(fmt.format(type(e).__name__, e))


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