#include <Windows.h>
#include <Shlobj.h>
#include <tlhelp32.h>
#include <Psapi.h>
#include <commctrl.h>
#include "resource.h"
#include "Language.h"
#include "Ventoy2Disk.h"
#include "DiskService.h"
#include "VentoyJson.h"

extern void CLISetReserveSpace(int MB);

typedef struct CLI_CFG
{
    int op;
    int PartStyle;
    int ReserveMB;
    BOOL USBCheck;
}CLI_CFG;

BOOL g_CLI_Mode = FALSE;
static int g_CLI_OP;
static int g_CLI_PhyDrive;

static int CLI_GetPhyDriveInfo(int PhyDrive, PHY_DRIVE_INFO* pInfo)
{
    BOOL bRet;
    DWORD dwBytes;
    HANDLE Handle = INVALID_HANDLE_VALUE;
    CHAR PhyDrivePath[128];
    GET_LENGTH_INFORMATION LengthInfo;
    STORAGE_PROPERTY_QUERY Query;
    STORAGE_DESCRIPTOR_HEADER DevDescHeader;
    STORAGE_DEVICE_DESCRIPTOR* pDevDesc;

    safe_sprintf(PhyDrivePath, "\\\\.\\PhysicalDrive%d", PhyDrive);
    Handle = CreateFileA(PhyDrivePath, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
    Log("Create file Handle:%p %s status:%u", Handle, PhyDrivePath, LASTERR);

    if (Handle == INVALID_HANDLE_VALUE)
    {
        return 1;
    }

    bRet = DeviceIoControl(Handle,
        IOCTL_DISK_GET_LENGTH_INFO, NULL,
        0,
        &LengthInfo,
        sizeof(LengthInfo),
        &dwBytes,
        NULL);
    if (!bRet)
    {
        Log("DeviceIoControl IOCTL_DISK_GET_LENGTH_INFO failed error:%u", LASTERR);
        return 1;
    }

    Log("PHYSICALDRIVE%d size %llu bytes", PhyDrive, (ULONGLONG)LengthInfo.Length.QuadPart);

    Query.PropertyId = StorageDeviceProperty;
    Query.QueryType = PropertyStandardQuery;

    bRet = DeviceIoControl(Handle,
        IOCTL_STORAGE_QUERY_PROPERTY,
        &Query,
        sizeof(Query),
        &DevDescHeader,
        sizeof(STORAGE_DESCRIPTOR_HEADER),
        &dwBytes,
        NULL);
    if (!bRet)
    {
        Log("DeviceIoControl1 error:%u dwBytes:%u", LASTERR, dwBytes);
        return 1;
    }

    if (DevDescHeader.Size < sizeof(STORAGE_DEVICE_DESCRIPTOR))
    {
        Log("Invalid DevDescHeader.Size:%u", DevDescHeader.Size);
        return 1;
    }

    pDevDesc = (STORAGE_DEVICE_DESCRIPTOR*)malloc(DevDescHeader.Size);
    if (!pDevDesc)
    {
        Log("failed to malloc error:%u len:%u", LASTERR, DevDescHeader.Size);
        return 1;
    }

    bRet = DeviceIoControl(Handle,
        IOCTL_STORAGE_QUERY_PROPERTY,
        &Query,
        sizeof(Query),
        pDevDesc,
        DevDescHeader.Size,
        &dwBytes,
        NULL);
    if (!bRet)
    {
        Log("DeviceIoControl2 error:%u dwBytes:%u", LASTERR, dwBytes);
        free(pDevDesc);
        return 1;
    }

    pInfo->PhyDrive = PhyDrive;
    pInfo->SizeInBytes = LengthInfo.Length.QuadPart;
    pInfo->DeviceType = pDevDesc->DeviceType;
    pInfo->RemovableMedia = pDevDesc->RemovableMedia;
    pInfo->BusType = pDevDesc->BusType;

    if (pDevDesc->VendorIdOffset)
    {
        safe_strcpy(pInfo->VendorId, (char*)pDevDesc + pDevDesc->VendorIdOffset);
        TrimString(pInfo->VendorId);
    }

    if (pDevDesc->ProductIdOffset)
    {
        safe_strcpy(pInfo->ProductId, (char*)pDevDesc + pDevDesc->ProductIdOffset);
        TrimString(pInfo->ProductId);
    }

    if (pDevDesc->ProductRevisionOffset)
    {
        safe_strcpy(pInfo->ProductRev, (char*)pDevDesc + pDevDesc->ProductRevisionOffset);
        TrimString(pInfo->ProductRev);
    }

    if (pDevDesc->SerialNumberOffset)
    {
        safe_strcpy(pInfo->SerialNumber, (char*)pDevDesc + pDevDesc->SerialNumberOffset);
        TrimString(pInfo->SerialNumber);
    }

    free(pDevDesc);

    CHECK_CLOSE_HANDLE(Handle);

    return 0;
}

static int CLI_CheckParam(int argc, char** argv, PHY_DRIVE_INFO* pDrvInfo, CLI_CFG *pCfg)
{
    int i;
    int op = -1;
    char* opt = NULL;
    int PhyDrive = -1;
    int PartStyle = 0;
    int ReserveMB = 0;
    BOOL USBCheck = TRUE;
    MBR_HEAD MBR;
    UINT64 Part2GPTAttr = 0;
    UINT64 Part2StartSector = 0;

    for (i = 0; i < argc; i++)
    {
        opt = argv[i];
        if (_stricmp(opt, "/I") == 0)
        {
            op = 0;
        }
        else if (_stricmp(opt, "/U") == 0)
        {
            op = 1;
        }
        else if (_stricmp(opt, "/GPT") == 0)
        {
            PartStyle = 1;
        }
        else if (_stricmp(opt, "/NoSB") == 0)
        {
            g_SecureBoot = FALSE;
        }
        else if (_stricmp(opt, "/NoUSBCheck") == 0)
        {
            USBCheck = FALSE;
        }
        else if (_strnicmp(opt, "/Drive:", 7) == 0)
        {
            Log("Get PhyDrive by logical drive %C:", opt[7]);
            PhyDrive = GetPhyDriveByLogicalDrive(opt[7], NULL);            
        }
        else if (_strnicmp(opt, "/PhyDrive:", 10) == 0)
        {
            PhyDrive = (int)strtol(opt + 10, NULL, 10);
        }
        else if (_strnicmp(opt, "/R:", 3) == 0)
        {
            ReserveMB = (int)strtol(opt + 3, NULL, 10);
        }
    }

    if (op < 0 || PhyDrive < 0)
    {
        Log("[ERROR] Invalid parameters %d %d", op, PhyDrive);
        return 1;
    }

    Log("Ventoy CLI %s PhyDrive:%d %s SecureBoot:%d ReserveSpace:%dMB USBCheck:%u",
        op == 0 ? "install" : "update",
        PhyDrive, PartStyle ? "GPT" : "MBR",
        g_SecureBoot, ReserveMB, USBCheck
        );

    if (CLI_GetPhyDriveInfo(PhyDrive, pDrvInfo))
    {
        Log("[ERROR] Failed to get phydrive%d info", PhyDrive);
        return 1;
    }

    Log("PhyDrive:%d BusType:%-4s Removable:%u Size:%dGB(%llu) Name:%s %s",
        pDrvInfo->PhyDrive, GetBusTypeString(pDrvInfo->BusType), pDrvInfo->RemovableMedia,
        GetHumanReadableGBSize(pDrvInfo->SizeInBytes), pDrvInfo->SizeInBytes,
        pDrvInfo->VendorId, pDrvInfo->ProductId);

    if (IsVentoyPhyDrive(PhyDrive, pDrvInfo->SizeInBytes, &MBR, &Part2StartSector, &Part2GPTAttr))
    {
        memcpy(&(pDrvInfo->MBR), &MBR, sizeof(MBR));
        pDrvInfo->PartStyle = (MBR.PartTbl[0].FsFlag == 0xEE) ? 1 : 0;
        pDrvInfo->Part2GPTAttr = Part2GPTAttr;
        GetVentoyVerInPhyDrive(pDrvInfo, Part2StartSector, pDrvInfo->VentoyVersion, sizeof(pDrvInfo->VentoyVersion), &(pDrvInfo->SecureBootSupport));
        Log("PhyDrive %d is Ventoy Disk ver:%s SecureBoot:%u", pDrvInfo->PhyDrive, pDrvInfo->VentoyVersion, pDrvInfo->SecureBootSupport);

        GetVentoyFsNameInPhyDrive(pDrvInfo);

        if (pDrvInfo->VentoyVersion[0] == 0)
        {
            pDrvInfo->VentoyVersion[0] = '?';
            Log("Unknown Ventoy Version");
        }
    }

    pCfg->op = op;
    pCfg->PartStyle = PartStyle;
    pCfg->ReserveMB = ReserveMB;
    pCfg->USBCheck = USBCheck;

    return 0;
}

static int Ventoy_CLI_Install(PHY_DRIVE_INFO* pDrvInfo, CLI_CFG *pCfg)
{
    int rc; 
    int TryId = 1;    

    Log("Ventoy_CLI_Install start ...");
    
    if (pCfg->ReserveMB > 0)
    {
        CLISetReserveSpace(pCfg->ReserveMB);
    }

    rc = InstallVentoy2PhyDrive(pDrvInfo, pCfg->PartStyle, TryId++);
    if (rc)
    {
        Log("This time install failed, clean disk by disk, wait 3s and retry...");
        DISK_CleanDisk(pDrvInfo->PhyDrive);

        Sleep(3000);

        Log("Now retry to install...");
        rc = InstallVentoy2PhyDrive(pDrvInfo, pCfg->PartStyle, TryId++);

        if (rc)
        {
            Log("This time install failed, clean disk by diskpart, wait 5s and retry...");
            DSPT_CleanDisk(pDrvInfo->PhyDrive);

            Sleep(5000);

            Log("Now retry to install...");
            rc = InstallVentoy2PhyDrive(pDrvInfo, pCfg->PartStyle, TryId++);
        }
    }

    Log("Ventoy_CLI_Install [%s]", rc == 0 ? "SUCCESS" : "FAILED");

    return rc;
}

static int Ventoy_CLI_Update(PHY_DRIVE_INFO* pDrvInfo, CLI_CFG* pCfg)
{
    int rc; 
    int TryId = 1;
    
    Log("Ventoy_CLI_Update start ...");

    rc = UpdateVentoy2PhyDrive(pDrvInfo, TryId++);
    if (rc)
    {
        Log("This time update failed, now wait and retry...");
        Sleep(4000);

        //Try2
        Log("Now retry to update...");
        rc = UpdateVentoy2PhyDrive(pDrvInfo, TryId++);
        if (rc)
        {
            //Try3
            Sleep(1000);
            Log("Now retry to update...");
            rc = UpdateVentoy2PhyDrive(pDrvInfo, TryId++);
            if (rc)
            {
                //Try4 is dangerous ...
                Sleep(3000);
                Log("Now retry to update...");
                rc = UpdateVentoy2PhyDrive(pDrvInfo, TryId++);
            }
        }
    }

    Log("Ventoy_CLI_Update [%s]", rc == 0 ? "SUCCESS" : "FAILED");

    return rc;
}

void CLI_UpdatePercent(int Pos)
{
    int Len;
    FILE* File = NULL;
    CHAR szBuf[128];

    Len = (int)sprintf_s(szBuf, sizeof(szBuf), "%d", Pos * 100 / PT_FINISH);
    fopen_s(&File, VENTOY_CLI_PERCENT, "w+");
    if (File)
    {
        fwrite(szBuf, 1, Len, File);
        fwrite("\n", 1, 1, File);
        fclose(File);
    }
}

static void CLI_WriteDoneFile(int ret)
{
    FILE* File = NULL;

    fopen_s(&File, VENTOY_CLI_DONE, "w+");
    if (File)
    {
        if (ret == 0)
        {
            fwrite("0\n", 1, 2, File);
        }
        else
        {
            fwrite("1\n", 1, 2, File);
        }
        fclose(File);
    }
}

/*
 * Ventoy2Disk.exe VTOYCLI  { /I | /U }  { /Drive:F: | /PhyDrive:1 }  /GPT  /NoSB  /R:4096 /NoUSBCheck
 * 
 */
int VentoyCLIMain(int argc, char** argv)
{
    int ret = 1;
    PHY_DRIVE_INFO* pDrvInfo = NULL;
    CLI_CFG CliCfg;

    DeleteFileA(VENTOY_CLI_PERCENT);
    DeleteFileA(VENTOY_CLI_DONE);

    pDrvInfo = (PHY_DRIVE_INFO*)malloc(sizeof(PHY_DRIVE_INFO));
    if (!pDrvInfo)
    {
        goto end;
    }
    memset(pDrvInfo, 0, sizeof(PHY_DRIVE_INFO));

    if (CLI_CheckParam(argc, argv, pDrvInfo, &CliCfg))
    {
        goto end;
    }

    //Check USB type for install
    if (CliCfg.op == 0 && CliCfg.USBCheck)
    {
        if (pDrvInfo->BusType != BusTypeUsb)
        {
            Log("[ERROR] PhyDrive %d is NOT USB type",  pDrvInfo->PhyDrive);
            goto end;
        }
    }

    if (CliCfg.op == 0)
    {
        ret = Ventoy_CLI_Install(pDrvInfo, &CliCfg);
    }
    else
    {
        if (pDrvInfo->VentoyVersion[0] == 0)
        {
            Log("[ERROR] No Ventoy information detected in PhyDrive %d, so can not do update", pDrvInfo->PhyDrive);
            goto end;
        }

        ret = Ventoy_CLI_Update(pDrvInfo, &CliCfg);
    }

end:
    CHECK_FREE(pDrvInfo);

    CLI_UpdatePercent(PT_FINISH);
    CLI_WriteDoneFile(ret);

    return ret;
}
