prep: skeleton to handle roles changing from other means

src/main.rs

@@ -13,7 +13,7 @@ use serenity::{
   Client,
 };
 use std::sync::Arc;
-
+use serenity::model::guild::Member;
 use skynet_discord_bot::{db_init, get_config, get_server_config, get_server_member, Config, DataBase};
 use tokio::sync::RwLock;
 
@@ -21,6 +21,7 @@ struct Handler;
 
 #[async_trait]
 impl EventHandler for Handler {
+  // handles previously linked accounts joining the server
   async fn guild_member_addition(&self, ctx: Context, mut new_member: guild::Member) {
     let db_lock = {
       let data_read = ctx.data.read().await;
@@ -120,6 +121,25 @@ Sign up on [UL Wolves]({}) and go to https://discord.com/channels/{}/{} and use
       }
     }
   }
+
+  // handles role updates
+  async fn guild_member_update(&self, _ctx: Context, _old_if_available: Option<Member>, _new: Member){
+    if let Some(x) = _old_if_available {
+      if x.roles.len() != _new.roles.len() {
+        return;
+      }
+      //do we need to do more comparison here?
+    }
+
+
+    // get config/db
+
+    // check if the role changed is part of the oens for this server
+
+    // if so add or remove the resultant one
+
+    // TODO: Finish
+  }
 }
 
 #[tokio::main]