Allow a player to reclaim a disconnected player of the same name

[lmno-server] / game.js

diff --git a/game.js b/game.js
index 7ca150735269d0c0b6c4bc0681e70302d4a41813..f9e18cb760725eb9d05a993115bf286f5f0b2e85 100644 (file)
--- a/game.js
+++ b/game.js
@@ -59,6 +59,7 @@ class Game {
     this.id = id;
     this.players = [];
     this.players_by_session = {};
+    this.active_players = 0;
     this.next_player_id = 1;
     this.teams = [];
     this.state = {
@@ -161,16 +162,33 @@ class Game {
   }
 
   add_player(session, connection) {
+    let nickname = session.nickname;
+
     /* First see if we already have a player object for this session. */
-    const existing = this.players_by_session[session.id];
+    let existing = this.players_by_session[session.id];
+
+    /* Otherwise, see if we can match an inactive player by name. */
+    if (! existing) {
+      existing = this.players.find(player =>
+                                   player.name == nickname &&
+                                   ! player.active);
+    }
+
     if (existing) {
+      if (! existing.active) {
+        /* If we're re-activating a previously idled player, then we
+         * need to alert everyone that this player is now back.
+         */
+        existing.active = true;
+        this.active_players++;
+        this.broadcast_event("player-enter", existing.info_json());
+      }
       existing.add_connection(connection);
       return existing;
     }
 
     /* No existing player. Add a new one. */
     const id = this.next_player_id;
-    let nickname = session.nickname;
     if (nickname === "")
       nickname = "Guest";
     const nickname_orig = nickname;
@@ -187,11 +205,11 @@ class Game {
 
     /* Broadcast before adding player to list (to avoid announcing the
      * new player to itself). */
-    const player_data = JSON.stringify({ id: player.id, name: player.name });
-    this.broadcast_event("player-enter", player_data);
+    this.broadcast_event("player-enter", player.info_json());
 
     this.players.push(player);
     this.players_by_session[session.id] = player;
+    this.active_players++;
     this.next_player_id++;
 
     /* After adding the player to the list, and if we are already past
@@ -216,6 +234,7 @@ class Game {
     const remaining = player.remove_connection(connection);
     if (remaining === 0) {
       player.active = false;
+      this.active_players--;
       const player_data = JSON.stringify({ id: player.id });
       this.broadcast_event("player-exit", player_data);
     }