src/ship/packet/handler/room.rs

@@ -7,20 +7,41 @@ use crate::ship::location::{ClientLocation, RoomId, RoomLobby, ClientLocationErr
 use crate::ship::packet::builder;
 use crate::ship::room;
 use crate::ship::items::ItemManager;
+use std::convert::{TryFrom};
 
 pub fn create_room(id: ClientId,
                    create_room: &CreateRoom,
                    client_location: &mut ClientLocation,
                    clients: &mut Clients,
                    item_manager: &mut ItemManager,
+                   level_table: &CharacterLevelTable,
                    rooms: &mut Rooms)
-                   -> Result<Box<dyn Iterator<Item = (ClientId, SendShipPacket)> + Send>, ShipError> {
+                   -> Result<Box<dyn Iterator<Item = (ClientId, SendShipPacket)> + Send>, anyhow::Error> {
+    let client = clients.get(&id).ok_or(ShipError::ClientNotFound(id))?;
+    let level = level_table.get_level_from_exp(client.character.char_class, client.character.exp);
+    match room::Difficulty::try_from(create_room.difficulty)? {
+        room::Difficulty::Ultimate => {
+            if level < 80 {
+                return Ok(Box::new(vec![(id, SendShipPacket::SmallDialog(SmallDialog::new("You must be at least level 80 \nto create Ultimate rooms.".into())))].into_iter()))
+            }
+        },
+        room::Difficulty::VeryHard => {
+            if level < 40 {
+                return Ok(Box::new(vec![(id, SendShipPacket::SmallDialog(SmallDialog::new("You must be at least level 40 \nto create Very Hard rooms.".into())))].into_iter()))
+            }
+        },
+        room::Difficulty::Hard => {
+            if level < 20 {
+                return Ok(Box::new(vec![(id, SendShipPacket::SmallDialog(SmallDialog::new("You must be at least level 20 \nto create Hard rooms.".into())))].into_iter()))
+            }
+        },
+        room::Difficulty::Normal => {},
+    };
+
     let area = client_location.get_area(id).unwrap();
     let area_client = client_location.get_local_client(id).unwrap();
     let lobby_neighbors = client_location.get_client_neighbors(id).unwrap();
     let room_id = client_location.create_new_room(id).unwrap();
-
-    let client = clients.get_mut(&id).unwrap();//.ok_or(ShipError::ClientNotFound(id)).unwrap();
     let mut room = room::RoomState::from_create_room(create_room, client.character.section_id).unwrap();
     room.bursting = true;
 
@@ -63,11 +84,31 @@ pub fn join_room(id: ClientId,
                  level_table: &CharacterLevelTable,
                  rooms: &mut Rooms)
                  -> Result<Box<dyn Iterator<Item=(ClientId, SendShipPacket)> + Send>, ShipError> {
+    let client = clients.get(&id).ok_or(ShipError::ClientNotFound(id))?;
+    let level = level_table.get_level_from_exp(client.character.char_class, client.character.exp);
+    let room = rooms.get(pkt.item as usize).ok_or(ShipError::InvalidRoom(pkt.item))?.as_ref().unwrap(); // clippy look what you made me do
+
+    match room.mode.difficulty() {
+        room::Difficulty::Ultimate => {
+            if level < 80 {
+                return Ok(Box::new(vec![(id, SendShipPacket::SmallDialog(SmallDialog::new("You must be at least level 80 \nto join Ultimate rooms.".into())))].into_iter()))
+            }
+        },
+        room::Difficulty::VeryHard => {
+            if level < 40 {
+                return Ok(Box::new(vec![(id, SendShipPacket::SmallDialog(SmallDialog::new("You must be at least level 40 \nto join Very Hard rooms.".into())))].into_iter()))
+            }
+        },
+        room::Difficulty::Hard => {
+            if level < 20 {
+                return Ok(Box::new(vec![(id, SendShipPacket::SmallDialog(SmallDialog::new("You must be at least level 20 \nto join Hard rooms.".into())))].into_iter()))
+            }
+        },
+        _ => {},
+    };
+
     let original_area = client_location.get_area(id).unwrap();
     let original_neighbors = client_location.get_client_neighbors(id).unwrap();
-    let room = rooms.get(pkt.item as usize)
-        .ok_or(ShipError::InvalidRoom(pkt.item))?.as_ref()
-        .ok_or(ShipError::InvalidRoom(pkt.item))?;
     if room.bursting {
         return Ok(Box::new(vec![(id, SendShipPacket::SmallDialog(SmallDialog::new("player is bursting\nplease wait".into())))].into_iter()))
     }

src/ship/room.rs

@@ -7,14 +7,15 @@ use crate::ship::drops::DropTable;
 use crate::entity::character::SectionID;
 use crate::ship::monster::{load_monster_stats_table, MonsterType, MonsterStats};
 use crate::ship::map::area::MapAreaLookup;
+use thiserror::Error;
 
-#[derive(Debug)]
+#[derive(Debug, Error)]
+#[error("")]
 pub enum RoomCreationError {
     InvalidMode,
     InvalidEpisode(u8),
     InvalidDifficulty(u8),
     CouldNotLoadMonsterStats(RoomMode),
-
 }
 
 #[derive(Debug, Copy, Clone, derive_more::Display)]

src/ship/ship.rs

@@ -632,7 +632,7 @@ impl<EG: EntityGateway> ServerState for ShipServerState<EG> {
             },
             RecvShipPacket::CreateRoom(create_room) => {
                 let block = self.blocks.with_client(id, &self.clients)?;
-                handler::room::create_room(id, create_room, &mut block.client_location, &mut self.clients, &mut self.item_manager, &mut block.rooms)?
+                handler::room::create_room(id, create_room, &mut block.client_location, &mut self.clients, &mut self.item_manager, &self.level_table, &mut block.rooms)?
             },
             RecvShipPacket::RoomNameRequest(_req) => {
                 let block = self.blocks.with_client(id, &self.clients)?;

tests/test_shops.rs

@@ -279,7 +279,7 @@ async fn test_other_clients_see_purchase() {
     log_in_char(&mut ship, ClientId(2), "a2", "a").await;
     join_lobby(&mut ship, ClientId(1)).await;
     join_lobby(&mut ship, ClientId(2)).await;
-    create_room_with_difficulty(&mut ship, ClientId(1), "room", "", Difficulty::Ultimate).await;
+    create_room_with_difficulty(&mut ship, ClientId(1), "room", "", Difficulty::Normal).await;
     join_room(&mut ship, ClientId(2), 0).await;
 
     ship.handle(ClientId(1), &RecvShipPacket::DirectMessage(DirectMessage::new(0, GameMessage::ShopRequest(ShopRequest {
@@ -333,7 +333,7 @@ async fn test_other_clients_see_stacked_purchase() {
     log_in_char(&mut ship, ClientId(2), "a2", "a").await;
     join_lobby(&mut ship, ClientId(1)).await;
     join_lobby(&mut ship, ClientId(2)).await;
-    create_room_with_difficulty(&mut ship, ClientId(1), "room", "", Difficulty::Ultimate).await;
+    create_room_with_difficulty(&mut ship, ClientId(1), "room", "", Difficulty::Normal).await;
     join_room(&mut ship, ClientId(2), 0).await;
 
     ship.handle(ClientId(1), &RecvShipPacket::DirectMessage(DirectMessage::new(0, GameMessage::ShopRequest(ShopRequest {
@@ -370,7 +370,7 @@ async fn test_buying_item_without_enough_mseseta() {
         .build());
     log_in_char(&mut ship, ClientId(1), "a1", "a").await;
     join_lobby(&mut ship, ClientId(1)).await;
-    create_room_with_difficulty(&mut ship, ClientId(1), "room", "", Difficulty::Ultimate).await;
+    create_room_with_difficulty(&mut ship, ClientId(1), "room", "", Difficulty::Normal).await;
 
     ship.handle(ClientId(1), &RecvShipPacket::DirectMessage(DirectMessage::new(0, GameMessage::ShopRequest(ShopRequest {
         client: 255,