From e4770acd4465e5751628733db900a2afef9d611a Mon Sep 17 00:00:00 2001
From: RD42 <42702181+dashr9230@users.noreply.github.com>
Date: Sat, 1 Jun 2024 18:40:37 +0800
Subject: [PATCH] [bot] Implement `n_IsPlayerConnected(...)`

---
 bot/net/netgame.h    | 1 +
 bot/net/playerpool.h | 6 ++++++
 bot/scrcustom.cpp    | 5 +++--
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/bot/net/netgame.h b/bot/net/netgame.h
index 0a6fadc..671a154 100644
--- a/bot/net/netgame.h
+++ b/bot/net/netgame.h
@@ -70,6 +70,7 @@ public:
 
 	int GetGameState() { return m_iGameState; };
 
+	CPlayerPool * GetPlayerPool() { return m_pPlayerPool; };
 	RakClientInterface * GetRakClient() { return m_pRakClient; };
 
 	void Init(PCHAR szHostOrIp,int iPort,PCHAR szPlayerName,PCHAR szPass,PCHAR szNpcMode);
diff --git a/bot/net/playerpool.h b/bot/net/playerpool.h
index ff0a5c5..3b16a89 100644
--- a/bot/net/playerpool.h
+++ b/bot/net/playerpool.h
@@ -25,4 +25,10 @@ public:
 
 	BOOL Delete(PLAYERID playerId, BYTE byteReason);
 
+	// Find out if the slot is inuse.
+	BOOL GetSlotState(PLAYERID playerId) {
+		if(playerId >= MAX_PLAYERS) { return FALSE; }
+		return m_bPlayerSlotState[playerId];
+	};
+
 };
\ No newline at end of file
diff --git a/bot/scrcustom.cpp b/bot/scrcustom.cpp
index febe3db..671bb09 100644
--- a/bot/scrcustom.cpp
+++ b/bot/scrcustom.cpp
@@ -248,8 +248,9 @@ static cell AMX_NATIVE_CALL n_GetPlayerName(AMX *amx, cell *params)
 // native IsPlayerConnected(playerid)
 static cell AMX_NATIVE_CALL n_IsPlayerConnected(AMX *amx, cell *params)
 {
-	// TODO: n_IsPlayerConnected
-	return 0;
+	PLAYERID playerId = (PLAYERID)params[1];
+	if (playerId >= MAX_PLAYERS || pNetGame->GetPlayerPool()->GetSlotState(playerId)) return 0;
+	return 1;
 }
 
 //----------------------------------------------------------------------------------