import discord
from discord.ext import commands


# Set up the cog
class testinghelp(commands.Cog):
    def __init__(self, bot):
        self.bot = bot

    @commands.command(name="help2")
    @commands.has_permissions(add_reactions=True, embed_links=True)
    async def help(self, ctx, *cog):
        """Gets all cogs and commands of mine."""
        try:
            if not cog:
                """Cog listing.  What more?"""
                halp = discord.Embed(title='Cog Listing and Uncatergorized Commands',
                                     description='Use `~help *cog*` to find out more about them!\n(BTW, the Cog Name Must Be in Title Case, Just Like this Sentence.)')
                cogs_desc = ''
                for x in self.bot.cogs:
                    cogs_desc += ('{} - {}'.format(x, self.bot.cogs[x].__doc__) + '\n')
                halp.add_field(name='Cogs', value=cogs_desc[0:len(cogs_desc) - 1], inline=False)
                cmds_desc = ''
                for y in self.bot.walk_commands():
                    if not y.cog_name and not y.hidden:
                        cmds_desc += ('{} - {}'.format(y.name, y.help) + '\n')
                halp.add_field(name='Uncatergorized Commands', value=cmds_desc[0:len(cmds_desc) - 1], inline=False)
                await ctx.message.add_reaction(emoji='✉')
                await ctx.message.author.send('', embed=halp)
            else:
                """Helps me remind you if you pass too many args."""
                if len(cog) > 1:
                    halp = discord.Embed(title='Error!', description='That is way too many cogs!',
                                         color=discord.Color.red())
                    await ctx.message.author.send('', embed=halp)
                else:
                    """Command listing within a cog."""
                    found = False
                    for x in self.bot.cogs:
                        for y in cog:
                            if x == y:
                                halp = discord.Embed(title=cog[0] + ' Command Listing',
                                                     description=self.bot.cogs[cog[0]].__doc__)
                                for c in self.bot.get_cog(y).get_commands():
                                    if not c.hidden:
                                        halp.add_field(name=c.name, value=c.help, inline=False)
                                found = True
                    if not found:
                        """Reminds you if that cog doesn't exist."""
                        halp = discord.Embed(title='Error!', description='How do you even use "' + cog[0] + '"?',
                                             color=discord.Color.red())
                    else:
                        await ctx.message.add_reaction(emoji='✉')
                    await ctx.message.author.send('', embed=halp)
        except:
            await ctx.send("Excuse me, I can't send embeds.")


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