feat: pin context message command

Allow anyone to pin / unpin messages using Context Message Commands

config.example.toml

@@ -11,4 +11,5 @@ loaded_extensions = [
     "colloscope_helper",
     "birthday",
     "admin",
+    "pin",
 ]

src/cogs/pin.py

@@ -0,0 +1,35 @@
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+
+from discord import Message, app_commands
+from discord.ext.commands import Cog  # pyright: ignore[reportMissingTypeStubs]
+
+if TYPE_CHECKING:
+    from discord import Interaction
+
+    from bot import FISABot
+
+
+class Pin(Cog):
+    def __init__(self, bot: FISABot) -> None:
+        self.bot = bot
+
+        self.bot.tree.add_command(
+            app_commands.ContextMenu(
+                name="Epingler/Desepingler",
+                callback=self.pin,
+            )
+        )
+
+    async def pin(self, interaction: Interaction, message: Message):
+        if message.pinned:
+            await message.unpin()
+            await interaction.response.send_message(f"Message {message.jump_url} désépinglé.", ephemeral=True)
+        else:
+            await message.pin()
+            await interaction.response.send_message(f"Message {message.jump_url} épinglé.", ephemeral=True)
+
+
+async def setup(bot: FISABot) -> None:
+    await bot.add_cog(Pin(bot))