songbird music support init

src/commands/music/deafen.rs

@@ -0,0 +1,41 @@
+use serenity::model::prelude::*;
+use serenity::prelude::*;
+use serenity::framework::standard::macros::command;
+use serenity::framework::standard::CommandResult;
+
+use crate::commands::misc::check_msg;
+
+#[command]
+#[only_in(guilds)]
+async fn deafen(ctx: &Context, msg: &Message) -> CommandResult {
+    let guild_id = msg.guild_id.unwrap();
+
+    let manager = songbird::get(ctx)
+    .await
+    .expect("Client placed at init")
+    .clone();
+
+    let handler_lock = match manager.get(guild_id) {
+        Some(handler) => handler,
+        None => {
+            check_msg(msg.reply(ctx, "Not in a voice channel").await);
+
+            return Ok(())
+        }
+    };
+
+    let mut handler = handler_lock.lock().await;
+
+    if handler.is_deaf() {
+        check_msg(msg.channel_id.say(&ctx.http, "Already deafened").await);
+    }
+    else {
+        if let Err(err) = handler.deafen(true).await {
+            check_msg(msg.channel_id.say(&ctx.http, format!("Failed: {:?}", err)).await);
+        }
+
+        check_msg(msg.channel_id.say(&ctx.http, "Deafened").await);
+    }
+
+    Ok(())
+}