From d25cbca3d3b0c72ce8172f6af19ef951df0c93fe Mon Sep 17 00:00:00 2001
From: RD42 <42702181+dashr9230@users.noreply.github.com>
Date: Fri, 4 Oct 2024 18:32:34 +0800
Subject: [PATCH] [bot] Implement/match `CNetGame::StartRecordingPlayback(...)`

---
 bot/net/netgame.cpp | 69 +++++++++++++++++++++++++++++++++++++++++++++
 bot/net/netgame.h   |  3 +-
 2 files changed, 71 insertions(+), 1 deletion(-)

diff --git a/bot/net/netgame.cpp b/bot/net/netgame.cpp
index 609b7ec..986f113 100644
--- a/bot/net/netgame.cpp
+++ b/bot/net/netgame.cpp
@@ -925,6 +925,75 @@ void CNetGame::FUNC_6(FILE *a1, DWORD a2)
 	}
 }
 
+void CNetGame::StartRecordingPlayback(int iPlaybackType, char *szRecordName)
+{
+	DWORD v5 = 0;
+
+	if(field_1E2)
+	{
+		fclose(field_1E2);
+		field_1E2 = NULL;
+	}
+
+	char s[MAX_PATH];
+	sprintf(s, "./npcmodes/recordings/%s.rec", szRecordName);
+
+	field_1E2 = fopen(s, "rb");
+	if(!field_1E2)
+	{
+		//logprintf("NPC: Total failure. Can't open recording playback file %s.", s);
+		exit(1);
+	}
+
+	fseek(field_1E2, 0, SEEK_END);
+	v5 = ftell(field_1E2);
+	rewind(field_1E2);
+
+	if(v5 == 0)
+	{
+		//logprintf("NPC: Total failure. %s is a 0 length file.", s);
+		exit(1);
+	}
+
+	DWORD v4 = 0;
+	DWORD v3 = 0;
+	fread(&v4, 1, sizeof(DWORD), field_1E2);
+	fread(&v3, 1, sizeof(DWORD), field_1E2);
+
+	if(v4 != 1000)
+	{
+		//logprintf("NPC: %s is not the correct recording version for this bot.", s);
+		//logprintf("NPC: Trying to upgrade %s...", s);
+		fclose(field_1E2);
+		if(!UpgradeRecordFile(s, v5, iPlaybackType))
+		{
+			//logprintf("NPC: Fatal Error. Could not upgrade file. I'm out of options so I'm quiting.");
+			exit(1);
+		}
+		//logprintf("NPC: File %s was upgraded. Please restart the bot.", s);
+		exit(1);
+	}
+	if(iPlaybackType == PLAYER_RECORDING_TYPE_DRIVER)
+	{
+		FUNC_5(field_1E2, v5 - 8);
+	}
+	else if(iPlaybackType == PLAYER_RECORDING_TYPE_ONFOOT)
+	{
+		FUNC_6(field_1E2, v5 - 8);
+	}
+	else
+	{
+		//logprintf("NPC: Total failure. Unknown recording type specified.");
+		exit(1);
+	}
+	fclose(field_1E2);
+	field_1E2 = 0;
+	field_1DA = iPlaybackType;
+	field_1DE = 1;
+	field_1EA = GetTickCount();
+	field_1E6 = 0;
+}
+
 void CNetGame::StopRecordingPlayback()
 {
 	field_1DE = 0;
diff --git a/bot/net/netgame.h b/bot/net/netgame.h
index fca5c22..264a750 100644
--- a/bot/net/netgame.h
+++ b/bot/net/netgame.h
@@ -63,7 +63,7 @@ public:
 	int field_1DA;
 	int field_1DE;
 	FILE *field_1E2;
-	char _gap1E6[4];
+	int field_1E6;
 	int field_1EA;
 	char _gap1EE[4];
 	int field_1F2;
@@ -124,6 +124,7 @@ public:
 	void FUNC_5(FILE *a1, DWORD a2);
 	void FUNC_6(FILE *a1, DWORD a2);
 
+	void StartRecordingPlayback(int iPlaybackType, char *szRecordName);
 	void StopRecordingPlayback();
 	void PauseRecordingPlayback();
 	void ResumeRecordingPlayback();