pass optional new state back with SendQueue

src/command/dispatch/dig.rs

@@ -21,7 +21,7 @@ impl Command {
 		let direction = match Direction::from_str(&args) {
 			Ok(d) => d,
 			Err(e) => {
-				send_queue.push(token, format!("{}", e), true);
+				send_queue.push(token, format!("{}", e), true, None);
 				return send_queue;
 			}
 		};
@@ -31,7 +31,7 @@ impl Command {
 
 		// make sure exit doesn't already exist
 		if start_room.exits.contains_key(&direction) {
-			send_queue.push(token, "Exit already exists", true);
+			send_queue.push(token, "Exit already exists", true, None);
 			return send_queue;
 		}
 
@@ -73,25 +73,25 @@ impl Command {
 
 		// save the new room
 		if db.save_room(&new_room).is_ok() {
-			send_queue.push(token, "New room saved\n", false);
+			send_queue.push(token, "New room saved\n", false, None);
 		} else {
-			send_queue.push(token, "Unable to save new room", true);
+			send_queue.push(token, "Unable to save new room", true, None);
 			return send_queue;
 		}
 
 		// save the start room
 		if db.save_room(&start_room).is_ok() {
-			send_queue.push(token, "Start room saved\n", false);
+			send_queue.push(token, "Start room saved\n", false, None);
 		} else {
-			send_queue.push(token, "Unable to save start room", true);
+			send_queue.push(token, "Unable to save start room", true, None);
 			return send_queue;
 		}
 
 		// save the zone
 		if db.save_zone(&zone).is_ok() {
-			send_queue.push(token, "Zone saved\n", false);
+			send_queue.push(token, "Zone saved\n", false, None);
 		} else {
-			send_queue.push(token, "Unable to save zone", true);
+			send_queue.push(token, "Unable to save zone", true, None);
 			return send_queue;
 		}
 
@@ -99,12 +99,17 @@ impl Command {
 		player.location = new_room.id;
 		if db.save_player(&player).is_ok() {
 			if db.save_connected_player(token, &player).is_ok() {
-				send_queue.push(token, format!("You dig {}.\n\n", direction.long()), false);
+				send_queue.push(
+					token,
+					format!("You dig {}.\n\n", direction.long()),
+					false,
+					None,
+				);
 			} else {
-				send_queue.push(token, "Unable to save connected player", true);
+				send_queue.push(token, "Unable to save connected player", true, None);
 			}
 		} else {
-			send_queue.push(token, "Unable to save player", true);
+			send_queue.push(token, "Unable to save player", true, None);
 			return send_queue;
 		}
 
@@ -117,6 +122,7 @@ impl Command {
 					neighbor_token,
 					format!("{} digs {}.", player.name, direction.long()),
 					true,
+					None,
 				);
 			}
 		}

src/command/dispatch/look.rs

@@ -18,7 +18,12 @@ impl Command {
 		let room = try_option_send_error!(token, db.load_room(player.location));
 
 		// room name
-		send_queue.push(token, format!("{}\n", room.name.cyan().to_string()), false);
+		send_queue.push(
+			token,
+			format!("{}\n", room.name.cyan().to_string()),
+			false,
+			None,
+		);
 
 		// room description
 		send_queue.push(
@@ -29,6 +34,7 @@ impl Command {
 				s
 			}),
 			false,
+			None,
 		);
 
 		// exits
@@ -38,6 +44,7 @@ impl Command {
 				.cyan()
 				.to_string(),
 			false,
+			None,
 		);
 
 		// other people in room
@@ -46,11 +53,16 @@ impl Command {
 			db.find_connected_players_by_location(player.location)
 		) {
 			if neighbor_token != token {
-				send_queue.push(token, format!("{} is here", neighbor_player.name), false);
+				send_queue.push(
+					token,
+					format!("{} is here", neighbor_player.name),
+					false,
+					None,
+				);
 			}
 		}
 
-		send_queue.push(token, "", true);
+		send_queue.push(token, "", true, None);
 
 		send_queue
 	}

src/command/dispatch/move_room.rs

@@ -39,7 +39,7 @@ impl Command {
 		let exit = if let Some(exit) = start_room.exits.get(&direction) {
 			exit
 		} else {
-			send_queue.push(token, "You can't go that way.", true);
+			send_queue.push(token, "You can't go that way.", true, None);
 			return send_queue;
 		};
 
@@ -50,7 +50,12 @@ impl Command {
 		player.location = target_room.id;
 		let _ = try_send_error!(token, db.save_player(&player));
 		let _ = try_send_error!(token, db.save_connected_player(token, &player));
-		send_queue.push(token, format!("You leave {}.\n\n", direction.long()), false);
+		send_queue.push(
+			token,
+			format!("You leave {}.\n\n", direction.long()),
+			false,
+			None,
+		);
 
 		// tell people about leaving
 		for (neighbor_token, _) in
@@ -61,6 +66,7 @@ impl Command {
 					neighbor_token,
 					format!("{} leaves {}.", player.name, direction.long()),
 					true,
+					None,
 				);
 			}
 		}
@@ -78,6 +84,7 @@ impl Command {
 						direction.opposite().long()
 					),
 					true,
+					None,
 				);
 			}
 		}

src/command/dispatch/quit.rs

@@ -6,6 +6,6 @@ use crate::queue::SendQueue;
 
 impl Command {
 	pub fn dispatch_quit(&self, _: String, token: Token, _: &mut Db) -> SendQueue {
-		SendQueue(vec![(token, "Goodbye\n\n".into(), false)].into())
+		SendQueue(vec![(token, "Goodbye\n\n".into(), false, None)].into())
 	}
 }

src/command/dispatch/save.rs

@@ -14,7 +14,7 @@ impl Command {
 		let _ = try_send_error!(token, db.save_player(&player));
 		let _ = try_send_error!(token, db.save_connected_player(token, &player));
 
-		send_queue.push(token, "Ok", true);
+		send_queue.push(token, "Ok", true, None);
 		send_queue
 	}
 }

src/command/dispatch/say.rs

@@ -24,6 +24,7 @@ impl Command {
 					format!("{} says, \"{}\"\n", player.name, args)
 				},
 				true,
+				None,
 			);
 		}
 

src/command/new/room.rs

@@ -35,6 +35,14 @@ impl CommandNew {
 		let _ = root.areas.insert(new_room.id);
 		let _ = try_send_error!(token, db.save_zone(&root));
 
-		SendQueue(vec![(token, format!("Room created with id {}", new_room_id), true)].into())
+		SendQueue(
+			vec![(
+				token,
+				format!("Room created with id {}", new_room_id),
+				true,
+				None,
+			)]
+			.into(),
+		)
 	}
 }

src/command/new/zone.rs

@@ -34,6 +34,14 @@ impl CommandNew {
 		let _ = root.areas.insert(new_zone.id);
 		let _ = try_send_error!(token, db.save_zone(&root));
 
-		SendQueue(vec![(token, format!("Zone created with id {}", new_zone_id), true)].into())
+		SendQueue(
+			vec![(
+				token,
+				format!("Zone created with id {}", new_zone_id),
+				true,
+				None,
+			)]
+			.into(),
+		)
 	}
 }

src/command/set/player/name.rs

@@ -12,7 +12,7 @@ impl CommandSetPlayer {
 
 		let new_name = args.trim();
 		if new_name.is_empty() {
-			return SendQueue(vec![(token, "Name can't be empty".into(), true)].into());
+			return SendQueue(vec![(token, "Name can't be empty".into(), true, None)].into());
 		}
 
 		player.name = new_name.to_string();

src/command/set/room/description/delete.rs

@@ -12,7 +12,7 @@ impl CommandSetRoomDescription {
 	pub fn dispatch_delete(&self, args: String, token: Token, db: &mut Db) -> SendQueue {
 		// make sure something was provided
 		if args.is_empty() {
-			return SendQueue(vec![(token, "Delete which line?".into(), true)].into());
+			return SendQueue(vec![(token, "Delete which line?".into(), true, None)].into());
 		}
 
 		// try and get the line number
@@ -30,7 +30,7 @@ impl CommandSetRoomDescription {
 
 		// make sure description has enough lines
 		if line_num > room.description.len().into() || line_num <= 0 {
-			return SendQueue(vec![(token, "Line doeesn't exist".into(), true)].into());
+			return SendQueue(vec![(token, "Line doeesn't exist".into(), true, None)].into());
 		}
 
 		// remove the line and save

src/command/set/room/description/set.rs

@@ -13,7 +13,13 @@ impl CommandSetRoomDescription {
 		// make sure something was provided
 		if args.is_empty() {
 			return SendQueue(
-				vec![(token, "Set what line to what description?".into(), true)].into(),
+				vec![(
+					token,
+					"Set what line to what description?".into(),
+					true,
+					None,
+				)]
+				.into(),
 			);
 		}
 

src/game/iter_once.rs

@@ -22,7 +22,7 @@ impl Game {
 		}
 
 		// send everything in the send queue
-		while let Some((token, message, prompt)) = send_queue.pop() {
+		while let Some((token, message, prompt, state)) = send_queue.pop() {
 			// get the client
 			let client = if let Some(client) = self.clients.get_mut(&token) {
 				client

src/game/state/action.rs

@@ -23,7 +23,7 @@ impl Game {
 
 		// no need to do anything else if there's nothing to process
 		if lines.is_empty() {
-			send_queue.push(token, "", true);
+			send_queue.push(token, "", true, None);
 			return send_queue;
 		}
 
@@ -33,7 +33,7 @@ impl Game {
 			let (command, args) = match Command::parse(&line) {
 				Ok(c) => c,
 				Err(e) => {
-					send_queue.push(token, format!("{}", e), true);
+					send_queue.push(token, format!("{}", e), true, None);
 					continue;
 				}
 			};

src/game/state/login.rs

@@ -24,11 +24,11 @@ impl Game {
 			// get the username
 			Login::Username => {
 				if message.is_empty() {
-					send_queue.push(token, "\n\nUsername: ", false);
+					send_queue.push(token, "\n\nUsername: ", false, None);
 				} else {
 					match self.db.find_player_by_name(&message) {
 						Ok(Some(_)) => {
-							send_queue.push(token, "\nPassword: ", false);
+							send_queue.push(token, "\nPassword: ", false, None);
 							client.state = State::Login(Login::Password(message));
 						}
 						Ok(None) => {
@@ -36,11 +36,12 @@ impl Game {
 								token,
 								format!("\nCreate {}? [y/N]: ", message.clone()),
 								false,
+								None,
 							);
 							client.state = State::Login(Login::CreateUser(message));
 						}
 						Err(_) => {
-							send_queue.push(token, "\nError\n\nUsername: ", false);
+							send_queue.push(token, "\nError\n\nUsername: ", false, None);
 						}
 					}
 				}
@@ -49,10 +50,10 @@ impl Game {
 			// username not found
 			Login::CreateUser(username) => {
 				if !message.clone().is_empty() && message != "n" {
-					send_queue.push(token, "\nNew password: ", false);
+					send_queue.push(token, "\nNew password: ", false, None);
 					client.state = State::Login(Login::CreatePassword(username.to_owned()));
 				} else {
-					send_queue.push(token, "\n\nUsername: ", false);
+					send_queue.push(token, "\n\nUsername: ", false, None);
 					client.state = State::Login(Login::Username);
 				}
 			}
@@ -60,10 +61,10 @@ impl Game {
 			// first new user password
 			Login::CreatePassword(username) => {
 				if message.is_empty() {
-					send_queue.push(token, "\n\nUsername: ", false);
+					send_queue.push(token, "\n\nUsername: ", false, None);
 					client.state = State::Login(Login::Username);
 				} else {
-					send_queue.push(token, "\nNew password again: ", false);
+					send_queue.push(token, "\nNew password again: ", false, None);
 					client.state =
 						State::Login(Login::CreatePassword2((username.to_owned(), message)));
 				}
@@ -72,7 +73,7 @@ impl Game {
 			Login::CreatePassword2((username, pass)) => {
 				let pass = pass.to_owned();
 				if message.is_empty() || message != pass {
-					send_queue.push(token, "\n\nUsername: ", false);
+					send_queue.push(token, "\n\nUsername: ", false, None);
 					client.state = State::Login(Login::Username);
 				} else {
 					if let Ok(id) = self.db.new_player_id() {
@@ -85,8 +86,8 @@ impl Game {
 						};
 
 						if self.db.single_save_player(token, &player).is_ok() {
-							send_queue.push(token, format!("Welcome, {}\n", username), false);
-							send_queue.push(token, "", true);
+							send_queue.push(token, format!("Welcome, {}\n", username), false, None);
+							send_queue.push(token, "", true, None);
 
 							send_queue.append(&mut Command::dispatch_look(
 								&Command::default(),
@@ -97,17 +98,17 @@ impl Game {
 
 							client.state = State::Action;
 						} else {
-							send_queue.push(token, "Error", true);
+							send_queue.push(token, "Error", true, None);
 						}
 					} else {
-						send_queue.push(token, "Error", true);
+						send_queue.push(token, "Error", true, None);
 					}
 				}
 			}
 
 			Login::Password(username) => {
 				if message.is_empty() {
-					send_queue.push(token, "\n\nUsername: ", false);
+					send_queue.push(token, "\n\nUsername: ", false, None);
 					client.state = State::Login(Login::Username);
 				} else {
 					match self.db.find_player_by_name(username) {
@@ -118,6 +119,7 @@ impl Game {
 										token,
 										format!("Welcome back, {}\n\n", username),
 										false,
+										None,
 									);
 									client.state = State::Action;
 
@@ -128,19 +130,19 @@ impl Game {
 										&mut self.db,
 									));
 								} else {
-									send_queue.push(token, "Unable to login\n", false);
-									send_queue.push(token, "\n\nUsername: ", false);
+									send_queue.push(token, "Unable to login\n", false, None);
+									send_queue.push(token, "\n\nUsername: ", false, None);
 									client.state = State::Login(Login::Username);
 								}
 							} else {
-								send_queue.push(token, "Incorrect password\n", false);
-								send_queue.push(token, "\n\nUsername: ", false);
+								send_queue.push(token, "Incorrect password\n", false, None);
+								send_queue.push(token, "\n\nUsername: ", false, None);
 								client.state = State::Login(Login::Username);
 							}
 						}
 						Ok(None) | Err(_) => {
-							send_queue.push(token, "Error\n", false);
-							send_queue.push(token, "\n\nUsername: ", false);
+							send_queue.push(token, "Error\n", false, None);
+							send_queue.push(token, "\n\nUsername: ", false, None);
 							client.state = State::Login(Login::Username);
 						}
 					}

src/macros.rs

@@ -139,7 +139,7 @@ macro_rules! try_send {
 			Ok(r) => r,
 			Err(_e) => {
 				return $crate::queue::SendQueue(
-					vec![($i, std::fmt::format(format_args!($($arg)*)), true)].into()
+					vec![($i, std::fmt::format(format_args!($($arg)*)), true, None)].into()
 				);
 			}
 		}
@@ -177,7 +177,7 @@ macro_rules! option_send {
 			Some(r) => r,
 			None => {
 				return $crate::queue::SendQueue(
-					vec![($i, std::fmt::format(format_args!($($arg)*)), true)].into()
+					vec![($i, std::fmt::format(format_args!($($arg)*)), true, None)].into()
 				);
 			}
 		}

src/queue.rs

@@ -1,8 +1,11 @@
 //! Queues for recv and send
+
 use std::collections::VecDeque;
 
 use mio::Token;
 
+use crate::state::State;
+
 /// Queue of clients with a message to receive.
 ///
 /// * The client is designated with the [`Token`](../../mio/struct.Token.html).
@@ -35,8 +38,9 @@ impl RecvQueue {
 /// is used to store the message.
 /// * [`bool`](https://doc.rust-lang.org/nightly/std/primitive.bool.html) is set to `true` if a
 /// prompt is to be displayed following the message.
+/// * `Option<State>` to have the player be put into a different play state
 #[derive(Debug)]
-pub struct SendQueue(pub VecDeque<(Token, String, bool)>);
+pub struct SendQueue(pub VecDeque<(Token, String, bool, Option<State>)>);
 
 impl SendQueue {
 	pub fn new() -> Self {
@@ -47,19 +51,25 @@ impl SendQueue {
 		self.0.append(&mut queue.0);
 	}
 
-	pub fn pop(&mut self) -> Option<(Token, String, bool)> {
+	pub fn pop(&mut self) -> Option<(Token, String, bool, Option<State>)> {
 		self.0.pop_front()
 	}
 
-	pub fn push<S: Into<String>>(&mut self, token: Token, s: S, prompt: bool) {
-		self.0.push_back((token, s.into(), prompt));
+	pub fn push<S: Into<String>>(
+		&mut self,
+		token: Token,
+		s: S,
+		prompt: bool,
+		state: Option<State>,
+	) {
+		self.0.push_back((token, s.into(), prompt, state));
 	}
 
 	pub fn error(token: Token) -> Self {
-		Self(vec![(token, "Error".to_string(), true)].into())
+		Self(vec![(token, "Error".to_string(), true, None)].into())
 	}
 
 	pub fn ok(token: Token) -> Self {
-		Self(vec![(token, "Ok".to_string(), true)].into())
+		Self(vec![(token, "Ok".to_string(), true, None)].into())
 	}
 }