// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later

// Generated By moduleGenerator
#include <chrono>
#include "common/logging/log.h"
#include "core/libraries/error_codes.h"
#include "core/libraries/libs.h"
#include "rtc.h"
#include "rtc_error.h"

namespace Libraries::Rtc {

int PS4_SYSV_ABI sceRtcCheckValid(OrbisRtcDateTime* pTime) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTime == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER;

    if (pTime->year == 0 || pTime->year > 9999)
        return ORBIS_RTC_ERROR_INVALID_YEAR;

    if (pTime->month == 0 || pTime->month > 12)
        return ORBIS_RTC_ERROR_INVALID_MONTH;

    if (pTime->day == 0)
        return ORBIS_RTC_ERROR_INVALID_DAY;

    using namespace std::chrono;
    year chronoYear = year(pTime->year);
    month chronoMonth = month(pTime->month);
    int lastDay = 
        static_cast<int>(unsigned(year_month_day_last{chronoYear / chronoMonth / last}.day()));

    if (pTime->day > lastDay)
        return ORBIS_RTC_ERROR_INVALID_DAY;

    if (pTime->hour >= 24)
        return ORBIS_RTC_ERROR_INVALID_HOUR;

    if (pTime->minute >= 60)
        return ORBIS_RTC_ERROR_INVALID_MINUTE;

    if (pTime->second >= 60)
        return ORBIS_RTC_ERROR_INVALID_SECOND;

    if (pTime->microsecond >= 1000000)
        return ORBIS_RTC_ERROR_INVALID_MICROSECOND;

    return 0;
}

int PS4_SYSV_ABI sceRtcCompareTick(OrbisRtcTick* pTick1, OrbisRtcTick* pTick2) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTick1 == nullptr || pTick2 == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER;

    if (pTick1->tick <= pTick2->tick)
        return 1;
    else
        return 0;

    return ORBIS_FAIL;
}

int PS4_SYSV_ABI sceRtcConvertLocalTimeToUtc() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcConvertUtcToLocalTime() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcEnd() {
    return 0;
}

int PS4_SYSV_ABI sceRtcFormatRFC2822() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcFormatRFC2822LocalTime() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcFormatRFC3339() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcFormatRFC3339LocalTime() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcFormatRFC3339Precise() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcFormatRFC3339PreciseLocalTime() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcGetCurrentAdNetworkTick() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcGetCurrentClock() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcGetCurrentClockLocalTime() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcGetCurrentDebugNetworkTick() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcGetCurrentNetworkTick() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcGetCurrentRawNetworkTick() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcGetCurrentTick(OrbisRtcTick* pTick) {
    LOG_TRACE(Lib_Rtc, "called");

    pTick->tick = std::chrono::duration_cast<std::chrono::nanoseconds>(
                      std::chrono::high_resolution_clock::now().time_since_epoch())
                      .count();
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcGetDayOfWeek() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcGetDaysInMonth() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcGetDosTime() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcGetTick(OrbisRtcDateTime* pTime, OrbisRtcTick* pTick) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTime == nullptr || pTick == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER;

    int isTimeValid = sceRtcCheckValid(pTime);
    if (isTimeValid != 0)
        return isTimeValid;

    if (pTime->month > 2) {
        pTime->month -= 3;
    } else {
        pTime->month += 9;
        pTime->year -= 1;
    }

    int c = pTime->year / 100;
    int ya = pTime->year - 100 * c;

    u64 days;
    u64 msec;

    days = (146097 * c) >> 2 + (1461 * ya) >> 2 + (153 * pTime->month + 2) / 5 + pTime->day;
    days -= 307;
    days *= 86400000000;

    msec = pTime->hour * 3600000000 + pTime->minute * 60000000 + pTime->second * 1000000 +
            pTime->microsecond;

    pTick->tick = days + msec;

    return 0;
}

int PS4_SYSV_ABI sceRtcGetTickResolution() {
    LOG_TRACE(Lib_Rtc, "called");

    return 1000000;
}

int PS4_SYSV_ABI sceRtcGetTime_t() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcGetWin32FileTime() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcInit() {
    return 0;
}

int PS4_SYSV_ABI sceRtcIsLeapYear(int yearInt) {
    LOG_TRACE(Lib_Rtc, "called");

    if (yearInt < 1)
        return ORBIS_RTC_ERROR_INVALID_YEAR;

    using namespace std::chrono;

    year_month_day_last ymdl{year(yearInt) / February / last};
    return (ymdl.day() == 29d);
}

int PS4_SYSV_ABI sceRtcParseDateTime() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcParseRFC3339() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcSetConf() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcSetCurrentAdNetworkTick() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcSetCurrentDebugNetworkTick() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcSetCurrentNetworkTick() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcSetCurrentTick() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcSetDosTime() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcSetTick(OrbisRtcDateTime* pTime, OrbisRtcTick* pTick) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTime == nullptr || pTick == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER; 

    u32 ly, ld, lm, j;
    u64 days, msec;

    days = pTick->tick / 86400000000;
    msec = pTick->tick % 86400000000;

    days += 307;

    j = (days << 2) - 1;
    ly = j / 146097;

    j -= (146097 * ly);
    ld = j >> 2;

    j = ((ld << 2) + 3) / 1461;
    ld = (((ld << 2) + 7) - 1461 * j) >> 2;

    lm = (5 * ld - 3) / 153;
    ld = (5 * ld + 2 - 153 * lm) / 5;
    ly = 100 * ly + j;

    if (lm < 10) {
        lm += 3;
    } else {
        lm -= 9;
        ly++;
    }

    pTime->year = ly;
    pTime->month = lm;
    pTime->day = ld;

    pTime->hour = msec / 3600000000;
    msec %= 3600000000;
    pTime->minute = msec / 60000000;
    msec %= 60000000;
    pTime->second = msec / 1000000;
    msec %= 1000000;
    pTime->microsecond = msec;

    return 0;
}

int PS4_SYSV_ABI sceRtcSetTime_t() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcSetWin32FileTime() {
    LOG_ERROR(Lib_Rtc, "(STUBBED) called");
    return ORBIS_OK;
}

int PS4_SYSV_ABI sceRtcTickAddDays(OrbisRtcTick* pTick1, OrbisRtcTick* pTick2, s32 addingDays) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTick1 == nullptr || pTick2 == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER;

    pTick1->tick = (addingDays * 86400000000) + pTick2->tick;

    return 0;
}

int PS4_SYSV_ABI sceRtcTickAddHours(OrbisRtcTick* pTick1, OrbisRtcTick* pTick2, s32 addingHours) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTick1 == nullptr || pTick2 == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER;

    pTick1->tick = (addingHours * 3600000000) + pTick2->tick;

    return 0;
}

int PS4_SYSV_ABI sceRtcTickAddMicroseconds(OrbisRtcTick* pTick1, OrbisRtcTick* pTick2,
                                           s64 addingMicroseconds) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTick1 == nullptr || pTick2 == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER;

    pTick1->tick = addingMicroseconds + pTick2->tick;

    return 0;
}

int PS4_SYSV_ABI sceRtcTickAddMinutes(OrbisRtcTick* pTick1, OrbisRtcTick* pTick2,
                                      s64 addingMinutes) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTick1 == nullptr || pTick2 == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER;

    pTick1->tick = (addingMinutes * 60000000) + pTick2->tick;

    return 0;
}

int PS4_SYSV_ABI sceRtcTickAddMonths(OrbisRtcTick* pTick1, OrbisRtcTick* pTick2, s32 addingMonths) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTick1 == nullptr || pTick2 == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER;

    if (addingMonths == 0) {
        pTick1->tick = pTick2->tick;
        return 0;
    }

    OrbisRtcDateTime time;
    s64 s;
    s64 tempMonth;

    sceRtcSetTick(&time, pTick1);

    if (addingMonths >= 0) {
        s = 1;
    } else {
        s = -1;
    }

    time.year += (addingMonths / 12);
    tempMonth = time.month + (addingMonths % 12) - 1;

    if (tempMonth > 11 || tempMonth < 0) {
        tempMonth -= s * 12;
        time.year += s;
    }

    time.month = tempMonth + 1;

    using namespace std::chrono;
    year chronoYear = year(time.year);
    month chronoMonth = month(time.month);
    int lastDay =
        static_cast<int>(unsigned(year_month_day_last{chronoYear / chronoMonth / last}.day()));

    if (time.day > lastDay) {
        time.day = lastDay;
    }

    u64 timeIsValid = sceRtcCheckValid(&time);
    if (timeIsValid == 0) {
        sceRtcGetTick(&time, pTick1);
    } else {
        return timeIsValid;
    }
        

    return 0;
}

int PS4_SYSV_ABI sceRtcTickAddSeconds(OrbisRtcTick* pTick1, OrbisRtcTick* pTick2,
                                      s64 addingSeconds) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTick1 == nullptr || pTick2 == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER;

    pTick1->tick = (addingSeconds * 1000000) + pTick2->tick;

    return 0;
}

int PS4_SYSV_ABI sceRtcTickAddTicks(OrbisRtcTick* pTick1, OrbisRtcTick* pTick2, s64 addingTicks) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTick1 == nullptr || pTick2 == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER;

    pTick1->tick = addingTicks + pTick2->tick;

    return 0;
}

int PS4_SYSV_ABI sceRtcTickAddWeeks(OrbisRtcTick* pTick1, OrbisRtcTick* pTick2, s32 addingWeeks) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTick1 == nullptr || pTick2 == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER;

    pTick1->tick = (addingWeeks * 0x8cd0e3a000) + pTick2->tick;

    return 0;
}

int PS4_SYSV_ABI sceRtcTickAddYears(OrbisRtcTick* pTick1, OrbisRtcTick* pTick2, s16 addingYears) {
    LOG_TRACE(Lib_Rtc, "called");

    if (pTick1 == nullptr || pTick2 == nullptr)
        return ORBIS_RTC_ERROR_INVALID_POINTER;

    OrbisRtcDateTime time;

    if (addingYears == 0) {
        pTick1->tick = pTick2->tick;
        return 0;
    }

    sceRtcSetTick(&time, pTick1);

    time.year += addingYears;

    u64 timeIsValid = sceRtcCheckValid(&time);
    if (timeIsValid == 0) {
        sceRtcGetTick(&time, pTick1);
    } else {
        return timeIsValid;
    }
        

    return 0;
}

void RegisterlibSceRtc(Core::Loader::SymbolsResolver* sym) {
    LIB_FUNCTION("lPEBYdVX0XQ", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcCheckValid);
    LIB_FUNCTION("fNaZ4DbzHAE", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcCompareTick);
    LIB_FUNCTION("8Yr143yEnRo", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcConvertLocalTimeToUtc);
    LIB_FUNCTION("M1TvFst-jrM", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcConvertUtcToLocalTime);
    LIB_FUNCTION("8SljQx6pDP8", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcEnd);
    LIB_FUNCTION("eiuobaF-hK4", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcFormatRFC2822);
    LIB_FUNCTION("AxHBk3eat04", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcFormatRFC2822LocalTime);
    LIB_FUNCTION("WJ3rqFwymew", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcFormatRFC3339);
    LIB_FUNCTION("DwuHIlLGW8I", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcFormatRFC3339LocalTime);
    LIB_FUNCTION("lja0nNPWojg", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcFormatRFC3339Precise);
    LIB_FUNCTION("tOZ6fwwHZOA", "libSceRtc", 1, "libSceRtc", 1, 1,
                 sceRtcFormatRFC3339PreciseLocalTime);
    LIB_FUNCTION("LN3Zcb72Q0c", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetCurrentAdNetworkTick);
    LIB_FUNCTION("8lfvnRMqwEM", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetCurrentClock);
    LIB_FUNCTION("ZPD1YOKI+Kw", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetCurrentClockLocalTime);
    LIB_FUNCTION("Ot1DE3gif84", "libSceRtc", 1, "libSceRtc", 1, 1,
                 sceRtcGetCurrentDebugNetworkTick);
    LIB_FUNCTION("zO9UL3qIINQ", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetCurrentNetworkTick);
    LIB_FUNCTION("HWxHOdbM-Pg", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetCurrentRawNetworkTick);
    LIB_FUNCTION("18B2NS1y9UU", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetCurrentTick);
    LIB_FUNCTION("CyIK-i4XdgQ", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetDayOfWeek);
    LIB_FUNCTION("3O7Ln8AqJ1o", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetDaysInMonth);
    LIB_FUNCTION("E7AR4o7Ny7E", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetDosTime);
    LIB_FUNCTION("8w-H19ip48I", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetTick);
    LIB_FUNCTION("jMNwqYr4R-k", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetTickResolution);
    LIB_FUNCTION("BtqmpTRXHgk", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetTime_t);
    LIB_FUNCTION("jfRO0uTjtzA", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcGetWin32FileTime);
    LIB_FUNCTION("LlodCMDbk3o", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcInit);
    LIB_FUNCTION("Ug8pCwQvh0c", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcIsLeapYear);
    LIB_FUNCTION("NxEI1KByvCI", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcParseDateTime);
    LIB_FUNCTION("99bMGglFW3I", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcParseRFC3339);
    LIB_FUNCTION("fFLgmNUpChg", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcSetConf);
    LIB_FUNCTION("sV2tK+yOhBU", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcSetCurrentAdNetworkTick);
    LIB_FUNCTION("VLDUPKmw5L8", "libSceRtc", 1, "libSceRtc", 1, 1,
                 sceRtcSetCurrentDebugNetworkTick);
    LIB_FUNCTION("qhDBtIo+auw", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcSetCurrentNetworkTick);
    LIB_FUNCTION("d4fHLCGmY80", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcSetCurrentTick);
    LIB_FUNCTION("aYPCd1cChyg", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcSetDosTime);
    LIB_FUNCTION("ueega6v3GUw", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcSetTick);
    LIB_FUNCTION("bDEVVP4bTjQ", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcSetTime_t);
    LIB_FUNCTION("n5JiAJXsbcs", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcSetWin32FileTime);
    LIB_FUNCTION("NR1J0N7L2xY", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcTickAddDays);
    LIB_FUNCTION("MDc5cd8HfCA", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcTickAddHours);
    LIB_FUNCTION("XPIiw58C+GM", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcTickAddMicroseconds);
    LIB_FUNCTION("mn-tf4QiFzk", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcTickAddMinutes);
    LIB_FUNCTION("CL6y9q-XbuQ", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcTickAddMonths);
    LIB_FUNCTION("07O525HgICs", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcTickAddSeconds);
    LIB_FUNCTION("AqVMssr52Rc", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcTickAddTicks);
    LIB_FUNCTION("gI4t194c2W8", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcTickAddWeeks);
    LIB_FUNCTION("-5y2uJ62qS8", "libSceRtc", 1, "libSceRtc", 1, 1, sceRtcTickAddYears);
};

} // namespace Libraries::Rtc