Add configurable bot nickname

src/events.rs

@@ -24,7 +24,7 @@ impl Handler {
 
 #[async_trait]
 impl EventHandler for Handler {
-    async fn ready(&self, ctx: Context, _data_about_bot: Ready) {
+    async fn ready(&self, ctx: Context, data_about_bot: Ready) {
         let data = ctx.data.read().await;
         let config = match data.get::<ManifoldConfig>() {
             Some(c) => c.lock().await,
@@ -41,7 +41,16 @@ impl EventHandler for Handler {
             None => "Manifold bot connected to discord and ready to begin broadcast operations.".to_string(),
         };
 
+        let bot_nickname = config.get_value(&"BotNickname".to_string()).map(|n| n.as_str());
         let channel: ChannelId = config.get_channel(&"Log".to_string());
+        for guild in data_about_bot.guilds {
+            match guild.id().edit_nickname(&ctx, bot_nickname).await {
+                Ok(()) => (),
+                Err(e) => {
+                    error!("Error setting bot nickname (lack permission?): {:?}", e);
+                }
+            }
+        }
 
         channel.say(&ctx, greeting).await.expect("Couldn't message log channel!");
     }

src/lib.rs

@@ -75,6 +75,7 @@ pub async fn prepare_client<T: 'static + EventHandler>(arguments: ArgMatches<'_>
                 Err(e) => {error!("Could not write new config! {}", e.details); Err(e)?}
             }
         }
+        Err("MadeConfig")?
     }
 
     info!("Reading configuration...");