#include <Windows.h>

DWORD samp_base = 0;

const DWORD OFFSETS[6][2]{
    /*ChatInfo, AddMsg*/
    {0x21A0E4, 0x645A0}, // 037-r1 - 0
    {0x021A0EC, 0x64670}, // 037-r2 - 1
    {0x026E8C8, 0x679F0}, // 037-r3_1 - 2
    {0x026E9F8, 0x68130}, // 037-r4 - 3
    {0x026E9F8, 0x68170}, // 037-r4_2 -4
    {0x026EB80, 0x68170}, // 037-r5_1 - 5
};

int get_samp_version_id()
{
    int version_current = -1;

    if (samp_base)
    {
        int* x = reinterpret_cast<int*>((char*)samp_base + 0x128);
        int version_id = *x;  // Directly dereference the pointer
        switch (version_id) {
        case 0x5542F47A: //
            version_current = 0;
            break;
        case 0x59C30C94: // R2
            version_current = 1;
            break;

            version_id = *(DWORD*)(samp_base + 0x120);

            switch (version_id) {
            case 0x5C0B4243: // R3
                version_current = 2;
                break;
            case 0x5DD606CD: // R4 - v1
                version_current = 3;
                break;
            case 0x6094ACAB: // R4 - v2
                version_current = 4;
                break;
            case 0x6372C39E: // R5, ni nos interesa pero meh
                version_current = 5;
                break;
            }

        }
    }
    return version_current;
}

void addMessageToChat(unsigned dwColor, const char* szMsg, ...)
{
    int version = get_samp_version_id();
    if (version == -1)
        return;

    DWORD chatInfoOffset = OFFSETS[version][0];
    DWORD addMsgOffset = OFFSETS[version][1];

    auto addMessage = reinterpret_cast<void(__thiscall*)(void* pChat, unsigned color, const char* message)>(samp_base + addMsgOffset);
    addMessage(*reinterpret_cast<void**>(samp_base + chatInfoOffset), dwColor, szMsg);
}


int init()
{
    samp_base  = (DWORD)LoadLibraryA("samp.dll");
    while (true)
    {
        addMessageToChat(-1, "Hidend // Shaarawy // <3");
        Sleep(5000);
    }
    return true;
}

BOOL APIENTRY DllMain(HMODULE hModule, DWORD dwReasonForCall, LPVOID lpReserved)
{
    switch (dwReasonForCall)
    {
    case DLL_PROCESS_ATTACH:
        CreateThread(NULL, NULL, (LPTHREAD_START_ROUTINE)init, NULL, NULL, NULL);
        break;
    case DLL_THREAD_ATTACH:
    case DLL_THREAD_DETACH:
    case DLL_PROCESS_DETACH:
        break;
    }
    return TRUE;
}