Updated prefix and added help command

src/commands.rs

@@ -1,10 +1,11 @@
 use serenity::framework::standard::macros::{command, group};
-use serenity::framework::standard::{Args, CommandResult};
+use serenity::framework::standard::{Args, CommandResult, HelpOptions, CommandGroup, help_commands};
 use serenity::framework::StandardFramework;
 use serenity::model::id::ChannelId;
 use serenity::model::prelude::{Message, UserId};
 use serenity::prelude::Context;
 use serenity::utils::MessageBuilder;
+use serenity::framework::standard::macros::help;
 
 use crate::data::{GlobalData, MessageSource, Phase};
 use crate::helper;
@@ -12,6 +13,7 @@ use crate::helper::{
     build_system_message, clear_game_state, get_phase_end_timestamp, print_game_status,
     save_game_state, send_msg_to_player_channels,
 };
+use std::collections::HashSet;
 
 #[group]
 #[commands(start, say, end, broadcast, next_phase, terminate, add_time)]
@@ -412,9 +414,29 @@ async fn players(ctx: &Context, msg: &Message, _args: Args) -> CommandResult {
     Ok(())
 }
 
+#[help]
+#[individual_command_tip = "If you want more information about a specific command, just pass the command as argument."]
+#[command_not_found_text = "Could not find: `{}`."]
+#[max_levenshtein_distance(3)]
+#[indention_prefix = "+"]
+#[lacking_role = "Nothing"]
+#[wrong_channel = "Strike"]
+async fn help(
+    context: &Context,
+    msg: &Message,
+    args: Args,
+    help_options: &'static HelpOptions,
+    groups: &[&'static CommandGroup],
+    owners: HashSet<UserId>,
+) -> CommandResult {
+    let _ = help_commands::with_embeds(context, msg, args, help_options, groups, owners).await;
+    Ok(())
+}
+
 pub fn command_framework() -> StandardFramework {
     StandardFramework::new()
-        .configure(|c| c.prefix("!"))
+        .configure(|c| c.prefix('$'))
         .group(&HOST_GROUP)
         .group(&PLAYER_GROUP)
+        .help(&HELP)
 }

src/helper.rs

@@ -172,6 +172,8 @@ pub async fn add_user_to_game(
             .push_line("You will also use this terminal for choosing one of your fellow subjects for termination.")
             .push_line("Happy testing :)")
             .push_line("")
+            .push_line("Do $help to see all commands.")
+            .push_line("")
             .push("SUBJECT CODENAME: ")
             .push_line(&codename)
             .push(print_game_status(&global_data.game_state))

src/main.rs

@@ -22,7 +22,7 @@ impl EventHandler for Handler {
             return;
         }
 
-        if msg.content.starts_with('!') {
+        if msg.content.starts_with('$') {
             return;
         }