Adding premade help command.

cogs/help/__init__.py

@@ -0,0 +1,19 @@
+from nextcord.ext import commands
+
+from .help_command import NewHelpCommand
+
+
+class HelpCog(commands.Cog):
+    def __init__(self, bot: commands.Bot):
+        self.bot = bot
+        self._original_help_command = bot.help_command
+        bot.help_command = NewHelpCommand()
+        bot.help_command.cog = self
+
+    def cog_unload(self):
+        self.bot.help_command = self._original_help_command
+
+
+# setup functions for bot
+def setup(bot: commands.Bot):
+    bot.add_cog(HelpCog(bot))

cogs/help/help_command.py

@@ -0,0 +1,80 @@
+import config
+import nextcord
+from nextcord.embeds import EmptyEmbed
+from nextcord.ext import commands
+
+
+class NewHelpCommand(commands.MinimalHelpCommand):
+    """Custom help command override using embeds"""
+
+    COLOUR = nextcord.Colour.blurple()
+
+    def get_ending_note(self):
+        """Returns note to display at the bottom"""
+        invoked_with = self.invoked_with
+        return f"Use {config.BOT_PREFIX}{invoked_with} [command] for more info on a command."
+
+    def get_command_signature(self, command: commands.core.Command):
+        """Retrieves the signature portion of the help page."""
+        return f"{command.qualified_name} {command.signature}"
+
+    async def send_bot_help(self, mapping: dict):
+        """implements bot command help page"""
+        embed = nextcord.Embed(title="Bot Commands", colour=self.COLOUR)
+        avatar = self.context.bot.user.avatar
+        avatar_url = avatar.url if avatar else EmptyEmbed
+        embed.set_author(name=self.context.bot.user.name, icon_url=avatar_url)
+        description = self.context.bot.description
+        if description:
+            embed.description = description
+
+        for cog, commands in mapping.items():
+            name = "No Category" if cog is None else cog.qualified_name
+            filtered = await self.filter_commands(commands, sort=True)
+            if filtered:
+                # \u2002 = middle dot
+                value = "\u2002".join(f"{config.BOT_PREFIX}{c.name}" for c in filtered)
+                if cog and cog.description:
+                    value = f"{cog.description}\n{value}"
+                embed.add_field(name=name, value=value)
+
+        embed.set_footer(text=self.get_ending_note())
+        await self.get_destination().send(embed=embed)
+
+    async def send_cog_help(self, cog: commands.Cog):
+        """implements cog help page"""
+        embed = nextcord.Embed(title=f"{cog.qualified_name} Commands", colour=self.COLOUR)
+        if cog.description:
+            embed.description = cog.description
+
+        filtered = await self.filter_commands(cog.get_commands(), sort=True)
+        for command in filtered:
+            embed.add_field(
+                name=self.get_command_signature(command),
+                value=command.short_doc or "...",
+                inline=False,
+            )
+
+        embed.set_footer(text=self.get_ending_note())
+        await self.get_destination().send(embed=embed)
+
+    async def send_group_help(self, group: commands.Group):
+        """implements group help page and command help page"""
+        embed = nextcord.Embed(title=group.qualified_name, colour=self.COLOUR)
+        if group.help:
+            embed.description = group.help
+
+        if isinstance(group, commands.Group):
+            filtered = await self.filter_commands(group.commands, sort=True)
+            for command in filtered:
+                embed.add_field(
+                    name=self.get_command_signature(command),
+                    value=command.short_doc or "...",
+                    inline=False,
+                )
+
+        embed.set_footer(text=self.get_ending_note())
+        await self.get_destination().send(embed=embed)
+
+    # Use the same function as group help for command help
+    send_command_help = send_group_help  # type: ignore