From 22815d278461b0afe321c91c5bc87c74978b9c26 Mon Sep 17 00:00:00 2001
From: SNMetamorph <25657591+SNMetamorph@users.noreply.github.com>
Date: Wed, 6 Apr 2022 16:06:16 +0400
Subject: [PATCH] engine: server: sv_main: added status line for dedicated
 server console

---
 engine/platform/platform.h      |  6 ++++
 engine/platform/win32/sys_win.c | 24 +++++++++++++-
 engine/server/server.h          |  1 +
 engine/server/sv_main.c         | 55 ++++++++++++++++++++++++---------
 4 files changed, 71 insertions(+), 15 deletions(-)

diff --git a/engine/platform/platform.h b/engine/platform/platform.h
index c25ffe29..c66a8a49 100644
--- a/engine/platform/platform.h
+++ b/engine/platform/platform.h
@@ -45,6 +45,12 @@ const char *Android_LoadID( void );
 void Android_SaveID( const char *id );
 #endif
 
+#if XASH_WIN32
+void Platform_UpdateStatusLine( void );
+#else 
+static inline void Platform_UpdateStatusLine( void ) { }
+#endif  
+
 /*
 ==============================================================================
 
diff --git a/engine/platform/win32/sys_win.c b/engine/platform/win32/sys_win.c
index 78132f0a..8af51fd2 100644
--- a/engine/platform/win32/sys_win.c
+++ b/engine/platform/win32/sys_win.c
@@ -15,6 +15,7 @@ GNU General Public License for more details.
 
 #include "platform/platform.h"
 #include "menu_int.h"
+#include "server.h"
 #include <shellapi.h>
 
 #if XASH_TIMER == TIMER_WIN32
@@ -53,6 +54,27 @@ void Platform_ShellExecute( const char *path, const char *parms )
 	ShellExecute( NULL, "open", path, parms, NULL, SW_SHOW );
 }
 
+void Platform_UpdateStatusLine( void )
+{
+	int clientsCount;
+	char szStatus[128];
+	static double lastTime;
+
+	if( host.type != HOST_DEDICATED )
+		return;
+
+	// update only every 1/2 seconds
+	if(( sv.time - lastTime ) < 0.5f )
+		return;
+
+	clientsCount = SV_GetConnectedClientsCount( NULL );
+	Q_snprintf( szStatus, sizeof( szStatus ) - 1, "%.1f fps %2i/%2i on %16s", 1.f / sv.frametime, clientsCount, svs.maxclients, host.game.levelName );
+#ifdef XASH_WIN32
+	Wcon_SetStatus( szStatus );
+#endif
+	lastTime = sv.time;
+}
+
 #if XASH_MESSAGEBOX == MSGBOX_WIN32
 void Platform_MessageBox( const char *title, const char *message, qboolean parentMainWindow )
 {
@@ -71,4 +93,4 @@ void Platform_Shutdown( void )
 {
 	Wcon_DestroyConsole();
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/engine/server/server.h b/engine/server/server.h
index 3c516372..2bfd8b18 100644
--- a/engine/server/server.h
+++ b/engine/server/server.h
@@ -470,6 +470,7 @@ void SV_SendResource( resource_t *pResource, sizebuf_t *msg );
 void SV_SendResourceList( sv_client_t *cl );
 void SV_AddToMaster( netadr_t from, sizebuf_t *msg );
 qboolean SV_ProcessUserAgent( netadr_t from, const char *useragent );
+int SV_GetConnectedClientsCount( int *bots );
 void Host_SetServerState( int state );
 qboolean SV_IsSimulating( void );
 void SV_FreeClients( void );
diff --git a/engine/server/sv_main.c b/engine/server/sv_main.c
index 071164a3..b6756d47 100644
--- a/engine/server/sv_main.c
+++ b/engine/server/sv_main.c
@@ -16,6 +16,7 @@ GNU General Public License for more details.
 #include "common.h"
 #include "server.h"
 #include "net_encode.h"
+#include "platform/platform.h"
 
 #define HEARTBEAT_SECONDS	300.0f 		// 300 seconds
 
@@ -153,6 +154,41 @@ qboolean SV_HasActivePlayers( void )
 	return false;
 }
 
+/*
+================
+SV_GetConnectedClientsCount
+
+returns connected clients count (and optionally bots count)
+================
+*/
+int SV_GetConnectedClientsCount(int *bots)
+{
+	int index;
+	int	clients;
+
+	clients = 0;
+	if( svs.clients )
+	{
+		if( bots )
+			*bots = 0;
+
+		for( index = 0; index < svs.maxclients; index++ )
+		{
+			if( svs.clients[index].state >= cs_connected )
+			{
+				if( FBitSet( svs.clients[index].flags, FCL_FAKECLIENT ))
+				{
+					if( bots )
+						*bots++;
+				}
+				else
+					clients++;
+			}
+		}
+	}
+	return clients;
+}
+
 /*
 ===================
 SV_UpdateMovevars
@@ -650,6 +686,9 @@ void Host_ServerFrame( void )
 	// clear edict flags for next frame
 	SV_PrepWorldFrame ();
 
+	// update dedicated server status line in console
+	Platform_UpdateStatusLine ();
+
 	// send a heartbeat to the master if needed
 	Master_Heartbeat ();
 }
@@ -738,22 +777,10 @@ void SV_AddToMaster( netadr_t from, sizebuf_t *msg )
 {
 	uint	challenge;
 	char	s[MAX_INFO_STRING] = "0\n"; // skip 2 bytes of header
-	int	clients = 0, bots = 0, index;
+	int	clients = 0, bots = 0;
 	int	len = sizeof( s );
 
-	if( svs.clients )
-	{
-		for( index = 0; index < svs.maxclients; index++ )
-		{
-			if( svs.clients[index].state >= cs_connected )
-			{
-				if( FBitSet( svs.clients[index].flags, FCL_FAKECLIENT ))
-					bots++;
-				else clients++;
-			}
-		}
-	}
-
+	clients = SV_GetConnectedClientsCount( &bots );
 	challenge = MSG_ReadUBitLong( msg, sizeof( uint ) << 3 );
 
 	Info_SetValueForKey( s, "protocol", va( "%d", PROTOCOL_VERSION ), len ); // protocol version