From 0d45f2fc23b5479f575022739b6d6a7457e8a53c Mon Sep 17 00:00:00 2001
From: Nikolay Korolev <nickvnuk@gmail.com>
Date: Thu, 27 Jun 2019 01:30:59 +0300
Subject: [PATCH] Added Gangs

---
 src/control/Gangs.cpp | 71 +++++++++++++++++++++++++++++++++++++++++++
 src/control/Gangs.h   | 62 +++++++++++++++++++++++++++++++++++++
 2 files changed, 133 insertions(+)
 create mode 100644 src/control/Gangs.cpp
 create mode 100644 src/control/Gangs.h

diff --git a/src/control/Gangs.cpp b/src/control/Gangs.cpp
new file mode 100644
index 00000000..2cb8a8a1
--- /dev/null
+++ b/src/control/Gangs.cpp
@@ -0,0 +1,71 @@
+#include "common.h"
+#include "patcher.h"
+#include "Gangs.h"
+
+CGangInfo(&CGangs::Gang)[TOTAL_GANGS] = *(CGangInfo(*)[9])*(uintptr*)0x6EDF78;
+
+void CGangs::Initialize(void)
+{
+	Gang[GANG_MAFIA].m_nVehicleMI = MI_MAFIA;
+	Gang[GANG_TRIAD].m_nVehicleMI = MI_BELLYUP;
+	Gang[GANG_DIABLOS].m_nVehicleMI = MI_DIABLOS;
+	Gang[GANG_YAKUZA].m_nVehicleMI = MI_YAKUZA;
+	Gang[GANG_YARDIE].m_nVehicleMI = MI_YARDIE;
+	Gang[GANG_COLUMB].m_nVehicleMI = MI_COLUMB;
+	Gang[GANG_HOODS].m_nVehicleMI = MI_HOODS;
+	Gang[GANG_7].m_nVehicleMI = -1;
+	Gang[GANG_8].m_nVehicleMI = -1;
+}
+
+void CGangs::SetGangVehicleModel(int16 gang, int model)
+{
+	GetGangInfo(gang)->m_nVehicleMI = model;
+}
+
+void CGangs::SetGangWeapons(int16 gang, eWeaponType weapon1, eWeaponType weapon2)
+{
+	CGangInfo *gi = GetGangInfo(gang);
+	gi->m_Weapon1 = weapon1;
+	gi->m_Weapon2 = weapon2;
+}
+
+void CGangs::SetGangPedModelOverride(int16 gang, int8 ovrd)
+{
+	GetGangInfo(gang)->m_nPedModelOverride = ovrd;
+}
+
+int8 CGangs::GetGangPedModelOverride(int16 gang)
+{
+	return GetGangInfo(gang)->m_nPedModelOverride;
+}
+
+void CGangs::SaveAllGangData(uint8 *buffer, uint32 *size)
+{
+	tGangSaveData *data = (tGangSaveData*)buffer;
+	data->tag[0] = 'G';
+	data->tag[1] = 'N';
+	data->tag[2] = 'G';
+	data->tag[3] = '\0';
+	data->size = *size = sizeof(tGangSaveData);
+	for (int i = 0; i < TOTAL_GANGS; i++)
+		data->gangs[i] = *GetGangInfo(i);
+	buffer += sizeof(tGangSaveData);
+}
+
+void CGangs::LoadAllGangData(uint8 *buffer, uint32 size)
+{
+	Initialize();
+	tGangSaveData* data = (tGangSaveData*)buffer;
+	for (int i = 0; i < TOTAL_GANGS; i++)
+		*GetGangInfo(i) = data->gangs[i];
+}
+
+STARTPATCHES
+InjectHook(0x4C3FB0, CGangs::Initialize, PATCH_JUMP);
+InjectHook(0x4C4010, CGangs::SetGangVehicleModel, PATCH_JUMP);
+InjectHook(0x4C4030, CGangs::SetGangWeapons, PATCH_JUMP);
+InjectHook(0x4C4050, CGangs::SetGangPedModelOverride, PATCH_JUMP);
+InjectHook(0x4C4070, CGangs::GetGangPedModelOverride, PATCH_JUMP);
+InjectHook(0x4C4080, CGangs::SaveAllGangData, PATCH_JUMP);
+InjectHook(0x4C4100, CGangs::LoadAllGangData, PATCH_JUMP);
+ENDPATCHES
diff --git a/src/control/Gangs.h b/src/control/Gangs.h
new file mode 100644
index 00000000..1d735cfe
--- /dev/null
+++ b/src/control/Gangs.h
@@ -0,0 +1,62 @@
+#pragma once
+
+#include "common.h"
+#include "Weapon.h"
+#include "ModelIndices.h"
+
+struct CGangInfo
+{
+	int32 m_nVehicleMI;
+	int8 m_nPedModelOverride;
+	int8 field_5;
+	int16 field_6;
+	eWeaponType m_Weapon1;
+	eWeaponType m_Weapon2;
+
+	CGangInfo() :
+		m_nVehicleMI(MI_BUS),
+		m_nPedModelOverride(-1),
+		m_Weapon1(WEAPONTYPE_UNARMED),
+		m_Weapon2(WEAPONTYPE_UNARMED)
+	{}
+};
+
+static_assert(sizeof(CGangInfo) == 0x10, "CGangInfo: error");
+
+class CGangs
+{
+public:
+	enum {
+		GANG_MAFIA = 0,
+		GANG_TRIAD,
+		GANG_DIABLOS,
+		GANG_YAKUZA,
+		GANG_YARDIE,
+		GANG_COLUMB,
+		GANG_HOODS,
+		GANG_7,
+		GANG_8,
+		TOTAL_GANGS
+	};
+	static void Initialize(void);
+	static void SetGangVehicleModel(int16, int);
+	static void SetGangWeapons(int16, eWeaponType, eWeaponType);
+	static void SetGangPedModelOverride(int16, int8);
+	static int8 GetGangPedModelOverride(int16);
+	static void SaveAllGangData(uint8 *, uint32 *);
+	static void LoadAllGangData(uint8 *, uint32);
+
+private:
+	static CGangInfo* GetGangInfo(int16 gang) { return &Gang[gang]; }
+
+	static CGangInfo(&Gang)[TOTAL_GANGS];
+};
+
+struct tGangSaveData
+{
+	char tag[4];
+	int32 size;
+	CGangInfo gangs[CGangs::TOTAL_GANGS];
+};
+
+static_assert(sizeof(tGangSaveData) == 0x98, "tGangSaveData: error");
\ No newline at end of file