Add help manager

GhostBallBot/game/help.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python3
+# Copyright 2022 - c0de <c0de@c0de.dev>
+# Licensed under the MIT License (https://opensource.org/licenses/MIT)
+
+# pylint: disable=missing-module-docstring
+
+from game.manager import BaseGameManager
+
+class HelpManager(BaseGameManager):
+    """Commands that run when a player asks for help"""
+
+    def __init__(self):
+        self.commands.append(("help", self.help))
+        super().__init__()
+
+    async def help(self):
+        """help command - Sends a DM to the requesting user with available commands"""
+
+        help_message = (
+            "Braveball commands\n"
+            + "!braveball - Start new game\n"
+            + "!guess - While a game is running, add a guess"
+            + " (or update an existing one) from 1-1000\n"
+            + "!resolve <value> - 1-1000 to resolve the game\n"
+            + " You can also add a batter's guess with: "
+            + "!resolve <value> <discord id #> <guess>\n"
+            + "!points - Shows a table of the most recent players, and their scores\n"
+            + "!help - Shows this message"
+        )
+
+        recipient = await self.discord.fetch_user(self.message.author.id)
+        await recipient.send(help_message)