#   _____                         _
#  / ____|                       (_)
# | (___   ___  __ _ _____      ___ _ __ ___  _ __ ___   ___ _ __
#  \___ \ / _ \/ _` / __\ \ /\ / / | '_ ` _ \| '_ ` _ \ / _ \ '__|
#  ____) |  __/ (_| \__ \\ V  V /| | | | | | | | | | | |  __/ |
# |_____/ \___|\__,_|___/ \_/\_/ |_|_| |_| |_|_| |_| |_|\___|_|

import inspect
import operator

from discord import Embed
from redbot.core import commands
from redbot.core.bot import Red
from redbot.core.utils import chat_formatting as cf
from redbot.core.utils.views import SimpleMenu


class SeaUtils(commands.Cog):
    """A collection of random utilities."""

    __author__ = ["SeaswimmerTheFsh"]
    __version__ = "1.0.0"

    def __init__(self, bot: Red):
        self.bot = bot

    def format_help_for_context(self, ctx: commands.Context) -> str:
        pre_processed = super().format_help_for_context(ctx) or ""
        n = "\n" if "\n\n" not in pre_processed else ""
        text = [
            f"{pre_processed}{n}",
            f"Cog Version: **{self.__version__}**",
            f"Author: {cf.humanize_list(self.__author__)}"
        ]
        return "\n".join(text)

    @commands.command(aliases=["source", "src", "code", "showsource"])
    @commands.is_owner()
    async def showcode(self, ctx: commands.Context, *, command: str):
        """Show the code for a particular command."""
        try:
            temp_content = cf.pagify(
                text=inspect.getsource(self.bot.get_command(command).callback),
                escape_mass_mentions=True,
                page_length = 1977
            )
            content = []
            max_i = operator.length_hint(temp_content)
            i = 1
            for page in temp_content:
                content.append(f"**Page {i}/{max_i}**\n{cf.box(page, lang='py')}")
                i += 1
            await SimpleMenu(pages=content, disable_after_timeout=True, timeout=180).start(ctx)
        except (OSError, AttributeError):
            if ctx.embed_requested():
                embed = Embed(title="Command not found!", color=await ctx.embed_color())
                await ctx.send(embed=embed, reference=ctx.message.to_reference(fail_if_not_exists=False))
            else:
                await ctx.send(content="Command not found!", reference=ctx.message.to_reference(fail_if_not_exists=False))