fix: zero out bots pings prior bot disconnection

fix: do not hook pfnCmdStart if game doesn't support fake pings

inc/support.h

@@ -82,6 +82,9 @@ public:
    // send modified pings to all the clients
    void emitPings (edict_t *to);
 
+   // reset ping to zero values
+   void resetPings (edict_t *to);
+
    // checks if same model omitting the models directory
    bool isModel (const edict_t *ent, StringRef model);
 

src/linkage.cpp

@@ -389,11 +389,12 @@ CR_EXPORT int GetEntityAPI (gamefuncs_t *table, int interfaceVersion) {
       bots.frame ();
    };
 
+   if (game.is (GameFlags::HasFakePings)) {
       table->pfnCmdStart = [] (const edict_t *player, usercmd_t *cmd, unsigned int random_seed) {
          auto ent = const_cast <edict_t *> (player);
 
          // if we're handle pings for bots and clients, clear IN_SCORE button so SV_ShouldUpdatePing engine function return false, and SV_EmitPings will not overwrite our results
-      if (game.is (GameFlags::HasFakePings) && cv_show_latency.int_ () == 2) {
+         if (cv_show_latency.int_ () == 2) {
             if (!util.isFakeClient (ent) && (ent->v.oldbuttons | ent->v.button | cmd->buttons) & IN_SCORE) {
                cmd->buttons &= ~IN_SCORE;
                util.emitPings (ent);
@@ -405,6 +406,7 @@ CR_EXPORT int GetEntityAPI (gamefuncs_t *table, int interfaceVersion) {
          }
          dllapi.pfnCmdStart (ent, cmd, random_seed);
       };
+   }
 
    table->pfnPM_Move = [] (playermove_t *pm, int server) {
       // this is the player movement code clients run to predict things when the server can't update

src/manager.cpp

@@ -1691,6 +1691,9 @@ void Bot::markStale () {
    // switch chatter icon off
    showChatterIcon (false, true);
 
+   // reset bots ping to default
+   util.resetPings (ent ());
+
    // mark bot as leaving
    m_isStale = true;
 

src/support.cpp

@@ -498,7 +498,7 @@ void BotSupport::syncCalculatePings () {
 }
 
 void BotSupport::emitPings (edict_t *to) {
-   MessageWriter msg;
+   static MessageWriter msg;
 
    auto isThirdpartyBot = [] (edict_t *ent) {
       return !bots[ent] && (ent->v.flags & FL_FAKECLIENT);
@@ -509,6 +509,11 @@ void BotSupport::emitPings (edict_t *to) {
          continue;
       }
 
+      // do not send to dormants
+      if (client.ent->v.flags & FL_DORMANT) {
+         continue;
+      }
+
       // no ping, no fun
       if (!client.ping) {
          client.ping = getPingBitmask (client.ent, rg.get (5, 10), rg.get (15, 40));
@@ -518,9 +523,27 @@ void BotSupport::emitPings (edict_t *to) {
          .writeLong (client.ping)
          .end ();
    }
+}
+
+void BotSupport::resetPings (edict_t *to) {
+   static MessageWriter msg;
+
+   // no reset if game isn't support them
+   if (!game.is (GameFlags::HasFakePings)) {
       return;
    }
 
+   for (auto &client : m_clients) {
+      if (!(client.flags & ClientFlags::Used) || isFakeClient (client.ent)) {
+         continue;
+      }
+
+      msg.start (MSG_ONE_UNRELIABLE, SVC_PINGS, nullptr, client.ent)
+         .writeLong (getPingBitmask (to, 0, 0))
+         .end ();
+   }
+}
+
 bool BotSupport::isModel (const edict_t *ent, StringRef model) {
    return model.startsWith (ent->v.model.chars (9));
 }