IIRR-14 Add help command

Author: FionaDL

app/lib/discord/events/help_command.rb

@@ -0,0 +1,35 @@
+module Discord
+  module Events
+    # This class listens and handles the event triggered when the help command is triggered.
+    class HelpCommand
+      def initialize(bot)
+        @bot = bot
+      end
+
+      def listen
+        @bot.application_command(:help) { |event| handle(event) }
+      end
+
+      def handle(event)
+        event.respond(content: "", embeds: [ help_message ], ephemeral: true)
+      end
+
+      private
+
+      def help_message
+        embed = Discordrb::Webhooks::Embed.new(
+          title: "Is it Ruby or Rails?",
+          description: "I'm here to test your knowledge on whether something is Ruby or Rails! Every day I'll send a question to see if you can guess correctly. Good luck!",
+          color: 0xe60000
+        )
+        embed.add_field(name: "", value: "")
+        embed.add_field(name: "💬 Compete with other Ruby and Rails enthusiasts from around the world!", value: "")
+        embed.add_field(name: "You can only answer a question once, but you can revisit older questions you haven't answered yet.", value: "")
+        embed.add_field(name: "", value: "")
+        embed.add_field(name: "⚙️ Admin Commands", value: "\u200B")
+        embed.add_field(name: "/set_channel", value: "Admin can add 'Is it Ruby or Rails' to the channel that is best for the community.")
+        embed
+      end
+    end
+  end
+end

lib/tasks/discord.rake

@@ -16,6 +16,7 @@ namespace :discord do
 
     # Register the commands again
     bot.register_application_command(:set_channel, "Set a channel for bot to be used in.")
+    bot.register_application_command(:help, "Get help on how to use the bot.")
 
     puts "✅ Re-registered commands!"
   end