1 files changed, 54 insertions, 0 deletions
diff --git a/bot/exts/holidays/halloween/monsterbio.py b/bot/exts/holidays/halloween/monsterbio.py
new file mode 100644
index 00000000..0556a193
--- /dev/null
+++ b/bot/exts/holidays/halloween/monsterbio.py
@@ -0,0 +1,54 @@
+import json
+import logging
+import random
+from pathlib import Path
+
+import discord
+from discord.ext import commands
+
+from bot.bot import Bot
+from bot.constants import Colours
+
+log = logging.getLogger(__name__)
+
+TEXT_OPTIONS = json.loads(
+    Path("bot/resources/holidays/halloween/monster.json").read_text("utf8")
+)  # Data for a mad-lib style generation of text
+
+
+class MonsterBio(commands.Cog):
+    """A cog that generates a spooky monster biography."""
+
+    def generate_name(self, seeded_random: random.Random) -> str:
+        """Generates a name (for either monster species or monster name)."""
+        n_candidate_strings = seeded_random.randint(2, len(TEXT_OPTIONS["monster_type"]))
+        return "".join(seeded_random.choice(TEXT_OPTIONS["monster_type"][i]) for i in range(n_candidate_strings))
+
+    @commands.command(brief="Sends your monster bio!")
+    async def monsterbio(self, ctx: commands.Context) -> None:
+        """Sends a description of a monster."""
+        seeded_random = random.Random(ctx.author.id)  # Seed a local Random instance rather than the system one
+
+        name = self.generate_name(seeded_random)
+        species = self.generate_name(seeded_random)
+        biography_text = seeded_random.choice(TEXT_OPTIONS["biography_text"])
+        words = {"monster_name": name, "monster_species": species}
+        for key, value in biography_text.items():
+            if key == "text":
+                continue
+
+            options = seeded_random.sample(TEXT_OPTIONS[key], value)
+            words[key] = " ".join(options)
+
+        embed = discord.Embed(
+            title=f"{name}'s Biography",
+            color=seeded_random.choice([Colours.orange, Colours.purple]),
+            description=biography_text["text"].format_map(words),
+        )
+
+        await ctx.send(embed=embed)
+
+
+def setup(bot: Bot) -> None:
+    """Load the Monster Bio Cog."""
+    bot.add_cog(MonsterBio())