Add //gm lv command to set your current level

USAGE.md

@@ -102,3 +102,4 @@ These GM commands are implemented in the FFXIV protocol, but only some of them a
 * `//gm weather <id>`: Changes the weather
 * `//gm wireframe`: Toggle wireframe rendering for the environment
 * `//gm item <id>`: Gives yourself an item. This can only place a single item in the first page of your inventory currently.
+* `//gm lv <level>`: Sets your current level

src/bin/kawari-world.rs

@@ -588,6 +588,10 @@ async fn client_loop(
                                         tracing::info!("Got a game master command!");
 
                                         match &command {
+                                            GameMasterCommandType::SetLevel => {
+                                                connection.player_data.level = *arg as u8;
+                                                connection.update_class_info().await;
+                                            }
                                             GameMasterCommandType::ChangeWeather => {
                                                 connection.change_weather(*arg as u16).await
                                             }

src/world/connection.rs

@@ -329,15 +329,7 @@ impl ZoneConnection {
         .await;
     }
 
-    pub async fn change_zone(&mut self, new_zone_id: u16) {
+    pub async fn update_class_info(&mut self) {
-        {
-            let mut game_data = self.gamedata.lock().unwrap();
-            self.zone = Some(Zone::load(&mut game_data.game_data, new_zone_id));
-        }
-        self.player_data.zone_id = new_zone_id;
-
-        // Player Class Info
-        {
         let ipc = ServerZoneIpcSegment {
             op_code: ServerZoneIpcType::UpdateClassInfo,
             timestamp: timestamp_secs(),
@@ -359,6 +351,16 @@ impl ZoneConnection {
         .await;
     }
 
+    pub async fn change_zone(&mut self, new_zone_id: u16) {
+        {
+            let mut game_data = self.gamedata.lock().unwrap();
+            self.zone = Some(Zone::load(&mut game_data.game_data, new_zone_id));
+        }
+        self.player_data.zone_id = new_zone_id;
+
+        // Player Class Info
+        self.update_class_info().await;
+
         // link shell information
         /*{
             let ipc = ServerZoneIpcSegment {

src/world/ipc/mod.rs

@@ -132,6 +132,7 @@ impl Default for ServerZoneIpcSegment {
 #[brw(repr = u8)]
 #[derive(Clone, PartialEq, Debug)]
 pub enum GameMasterCommandType {
+    SetLevel = 0x1,
     ChangeWeather = 0x6,
     ToggleInvisibility = 0xD,
     ToggleWireframe = 0x26,