subcommand: set room zone : to set zone for the current room

src/command/set/room/mod.rs

@@ -1,6 +1,7 @@
 mod description;
 mod name;
 mod room;
+mod zone;
 
 pub use description::*;
 pub use room::*;

src/command/set/room/room.rs

@@ -16,6 +16,9 @@ pub enum CommandSetRoom {
 	/// Set the room name
 	Name,
 
+	/// Set the parent zone
+	Zone,
+
 	Default,
 }
 
@@ -30,6 +33,7 @@ impl Parse for CommandSetRoom {
 		match self {
 			Self::Description(_) => "",
 			Self::Name => "set room name NEW_NAME :: Set room name to NEW_NAME.",
+			Self::Zone => "set room zone ZONE_ID :: Set room zone to ZONE_ID.",
 			Self::Default => "",
 		}
 	}
@@ -56,6 +60,7 @@ impl Parse for CommandSetRoom {
 		match self {
 			Self::Description(_) => Self::dispatch_map_subcommand,
 			Self::Name => Self::dispatch_name,
+			Self::Zone => Self::dispatch_zone,
 			Self::Default => Self::dispatch_default,
 		}
 	}

src/command/set/room/zone.rs

@@ -0,0 +1,34 @@
+use mio::Token;
+
+use crate::command::CommandSetRoom;
+use crate::database::Db;
+use crate::id::Id;
+use crate::queue::SendQueue;
+use crate::{try_option_send_error, try_send_error};
+
+impl CommandSetRoom {
+	/// Change the room's containing zone
+	pub fn dispatch_zone(&self, args: String, token: Token, db: &mut Db) -> SendQueue {
+		let player = try_option_send_error!(token, db.get_connected_player(token));
+		let mut room = try_option_send_error!(token, db.load_room(player.location));
+		let mut start_zone = try_option_send_error!(token, db.load_zone(room.id));
+		let mut end_zone = try_option_send_error!(
+			token,
+			db.load_zone(try_send_error!(token, Id::parse_str(&args)))
+		);
+
+		if start_zone == end_zone {
+			return (token, "Room is already in that zone").into();
+		}
+
+		room.zone = end_zone.id;
+		start_zone.areas.remove(&room.id);
+		end_zone.areas.insert(room.id);
+
+		let _ = try_send_error!(token, db.save_room(&room));
+		let _ = try_send_error!(token, db.save_zone(&start_zone));
+		let _ = try_send_error!(token, db.save_zone(&end_zone));
+
+		SendQueue::ok(token)
+	}
+}