Removed HTTPStatus Dependency, enable broader Status Code Support

1 files changed, 28 insertions, 52 deletions

diff --git a/bot/exts/evergreen/status_codes.py b/bot/exts/evergreen/status_codes.py
index 874c87eb..231d0254 100644
--- a/bot/exts/evergreen/status_codes.py
+++ b/bot/exts/evergreen/status_codes.py
@@ -1,71 +1,47 @@
-from http import HTTPStatus
-
 import discord
-from discord.ext import commands
+from discord.ext.commands import Bot, Cog, Context, group
 
 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}.'
 
 
-class HTTPStatusCodes(commands.Cog):
+class HTTPStatusCodes(Cog):
     """Commands that give HTTP statuses described and visualized by cats and dogs."""
 
-    def __init__(self, bot: commands.Bot):
+    def __init__(self, bot: Bot):
         self.bot = bot
 
-    @commands.group(name="http_status", aliases=("status", "httpstatus"))
-    async def http_status_group(self, ctx: commands.Context) -> None:
+    @group(name="http_status", aliases=("status", "httpstatus"))
+    async def http_status_group(self, ctx: Context) -> None:
         """Group containing dog and cat http status code commands."""
         if not ctx.invoked_subcommand:
             await ctx.send_help(ctx.command)
 
     @http_status_group.command(name='cat')
-    async def http_cat(self, ctx: commands.Context, code: int) -> None:
-        """Sends an embed with an image of a cat, portraying the status code."""
-        embed = discord.Embed(title=f'**Status: {code}**')
-        url = HTTP_CAT_URL.format(code=code)
-
-        try:
-            HTTPStatus(code)
-            async with self.bot.http_session.get(url, allow_redirects=False) as response:
-                if response.status != 404:
-                    embed.set_image(url=url)
-                else:
-                    raise NotImplementedError
-
-        except ValueError:
-            embed.set_footer(text='Inputted status code does not exist.')
-
-        except NotImplementedError:
-            embed.set_footer(text='Inputted status code is not implemented by http.cat yet.')
-
-        finally:
-            await ctx.send(embed=embed)
+    async def http_cat(self, ctx: Context, code: int) -> None:
+        """Assemble Cat URL and build Embed."""
+        await self.build_embed(url=HTTP_CAT_URL.format(code), ctx=ctx, code=code)
 
     @http_status_group.command(name='dog')
-    async def http_dog(self, ctx: commands.Context, code: int) -> None:
-        """Sends an embed with an image of a dog, portraying the status code."""
-        embed = discord.Embed(title=f'**Status: {code}**')
-        url = HTTP_DOG_URL.format(code=code)
-
-        try:
-            HTTPStatus(code)
-            async with self.bot.http_session.get(url, allow_redirects=False) as response:
-                if response.status != 302:
-                    embed.set_image(url=url)
-                else:
-                    raise NotImplementedError
-
-        except ValueError:
-            embed.set_footer(text='Inputted status code does not exist.')
-
-        except NotImplementedError:
-            embed.set_footer(text='Inputted status code is not implemented by httpstatusdogs.com yet.')
-
-        finally:
-            await ctx.send(embed=embed)
-
-
-def setup(bot: commands.Bot) -> None:
+    async def http_dog(self, ctx: Context, code: int) -> None:
+        """Assemble Dog URL and build Embed."""
+        await self.build_embed(url=HTTP_DOG_URL.format(code), ctx=ctx, code=code)
+
+    async def build_embed(self, url: str, code: int, ctx: Context, ) -> None:
+        """Attempt to build and dispatch embed. Append error message instead of something goes wrong."""
+        async with self.bot.http_session.get(url, allow_redirects=False) as response:
+            if 200 <= response.status <= 299:
+                await ctx.send(embed=discord.Embed(title=STATUS_TEMPLATE.format(code), url=url))
+            else:
+                await ctx.send(embed=discord.Embed(
+                    title=STATUS_TEMPLATE.format(code),
+                    footer=ERR_404.format(code) if response.status == 404 else ERR_UNKNOWN.format(code))
+                )
+
+
+def setup(bot: Bot) -> None:
     """Load the HTTPStatusCodes cog."""
     bot.add_cog(HTTPStatusCodes(bot))