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from random import choice
import discord
from discord.ext import commands
from bot.bot import Bot
HTTP_DOG_URL = "https://httpstatusdogs.com/img/{code}.jpg"
HTTP_CAT_URL = "https://http.cat/{code}.jpg"
STATUS_TEMPLATE = "**Status: {code}**"
ERR_404 = "Unable to find status floof for {code}."
ERR_UNKNOWN = "Error attempting to retrieve status floof for {code}."
ERROR_LENGTH_EMBED = discord.Embed(
title="Input status code does not exist",
description="The range of valid status codes is 100 to 599",
)
class HTTPStatusCodes(commands.Cog):
"""
Fetch an image depicting HTTP status codes as a dog or a cat.
If neither animal is selected a cat or dog is chosen randomly for the given status code.
"""
def __init__(self, bot: Bot):
self.bot = bot
@commands.group(
name="http_status",
aliases=("status", "httpstatus"),
invoke_without_command=True,
)
async def http_status_group(self, ctx: commands.Context, code: int) -> None:
"""Choose a cat or dog randomly for the given status code."""
subcmd = choice((self.http_cat, self.http_dog))
await subcmd(ctx, code)
@http_status_group.command(name="cat")
async def http_cat(self, ctx: commands.Context, code: int) -> None:
"""Send a cat version of the requested HTTP status code."""
if code in range(100, 600):
await self.build_embed(url=HTTP_CAT_URL.format(code=code), ctx=ctx, code=code)
return
await ctx.send(embed=ERROR_LENGTH_EMBED)
@http_status_group.command(name="dog")
async def http_dog(self, ctx: commands.Context, code: int) -> None:
"""Send a dog version of the requested HTTP status code."""
if code in range(100, 600):
await self.build_embed(url=HTTP_DOG_URL.format(code=code), ctx=ctx, code=code)
return
await ctx.send(embed=ERROR_LENGTH_EMBED)
async def build_embed(self, url: str, ctx: commands.Context, code: int) -> None:
"""Attempt to build and dispatch embed. Append error message instead if something goes wrong."""
async with self.bot.http_session.get(url, allow_redirects=False) as response:
if response.status in range(200, 300):
await ctx.send(
embed=discord.Embed(
title=STATUS_TEMPLATE.format(code=code)
).set_image(url=url)
)
elif response.status in (302, 404): # dog URL returns 302 instead of 404
if "dog" in url:
await ctx.send(
embed=discord.Embed(
title=ERR_404.format(code=code)
).set_image(url="https://httpstatusdogs.com/img/404.jpg")
)
return
await ctx.send(
embed=discord.Embed(
title=ERR_404.format(code=code)
).set_image(url="https://http.cat/404.jpg")
)
else:
await ctx.send(
embed=discord.Embed(
title=STATUS_TEMPLATE.format(code=code)
).set_footer(text=ERR_UNKNOWN.format(code=code))
)
def setup(bot: Bot) -> None:
"""Load the HTTPStatusCodes cog."""
bot.add_cog(HTTPStatusCodes(bot))
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