REM @echo off
setlocal enabledelayedexpansion

REM Detect if we have admin rights
SET /A ADMIN=0
net session 1>NUL 2>NUL
IF %ERRORLEVEL% EQU 0 SET /A ADMIN=1

IF %ADMIN% EQU 1 CALL %~dp0\..\conf\adm\conf.bat
IF %ADMIN% NEQ 1 CALL %~dp0\..\conf\user\conf.bat

SET /A WAIT=0

CALL %~dp0\..\lang\en.bat
FOR /F "tokens=3" %%A IN ('reg query "HKLM\System\CurrentControlSet\Control\nls\Language" /v Installlanguage') DO SET LANG=%%A
IF EXIST %~dp0\..\lang\%LANG%.bat CALL %~dp0\..\lang\%LANG%.bat

SET watitle=%L_WINDOW_TITLE%
SET wasig=%L_WINDOW_SIG%
SET walabels=%L_BTN_PREV%;%L_BTN_NEXT%;%L_BTN_OK%;%L_BTN_CANCEL%
SET wabmp=%SystemDrive%\FWSUpdates\assets\img\fws.bmp
SET waico=%SystemDrive%\FWSUpdates\assets\img\fws.ico
SET wabat=%TEMP%\fwsupdates_resp.bat

:loop
IF NOT "%1" == "loop" IF NOT %WAIT% EQU 0 goto :EOF
timeout /t %WAIT% 1>NUL 2>NUL

:begin

SET /A WAIT=300
SET /A SYNC_IN_PROGRESS=0
SET /A RUN_ON_SHUTDOWN=0

REM Wait if a sync is running
reg query "HKLM\Software\FWS\Updates" /v SyncInProgress 1>NUL 2>NUL
IF %ERRORLEVEL% EQU 0 FOR /F "tokens=3" %%A IN ('reg query "HKLM\Software\FWS\Updates" /v SyncInProgress') DO SET /A SYNC_IN_PROGRESS=%%A
IF %SYNC_IN_PROGRESS% EQU 1 (
  IF "%1" == "loop" goto loop
  SET watext=%L_SYNC_ALREADY_IN_PROGRESS%
  start /w %SystemDrive%\FWSUpdates\bin\wizapp.exe FINISH NOBACK NOCANCEL TB
  goto :EOF
)

REM if updates are already scheduled for next shutdown, just quit now, there's no point in looping
reg query "HKLM\Software\FWS\Updates\User" /v RunOnShutdown 1>NUL 2>NUL
IF %ERRORLEVEL% EQU 0 FOR /F "tokens=3" %%A IN ('reg query "HKLM\Software\FWS\Updates\User" /v RunOnShutdown') DO SET /A RUN_ON_SHUTDOWN=%%A
IF %RUN_ON_SHUTDOWN% EQU 0 (
  reg query "HKLM\Software\FWS\Updates" /v RunOnShutdown 1>NUL 2>NUL
  IF %ERRORLEVEL% EQU 0 FOR /F "tokens=3" %%A IN ('reg query "HKLM\Software\FWS\Updates" /v RunOnShutdown') DO SET /A RUN_ON_SHUTDOWN=%%A
)
IF %RUN_ON_SHUTDOWN% EQU 1 (
  IF "%1" == "loop" goto :EOF
  IF %ADMIN% NEQ 1 (
    SET watext=%L_ALREADY_SCHEDULED_ON_SHUTDOWN%
    start /w %SystemDrive%\FWSUpdates\bin\wizapp.exe FINISH NOBACK NOCANCEL TB
    goto :EOF
  )
)

SET CHANGES=0
reg query "HKLM\Software\FWS\Updates" /v PendingChanges 1>NUL 2>NUL
IF %ERRORLEVEL% EQU 0 FOR /F "tokens=3" %%A IN ('reg query "HKLM\Software\FWS\Updates" /v PendingChanges') DO SET /A CHANGES=%%A
IF %CHANGES% LSS 1 IF %ADMIN% NEQ 1 (
  IF "%1" == "loop" goto loop
  SET watext=%L_NO_UPDATE_AVAILABLE% %L_FOR_YOUR_SYSTEM%.
  start /w %SystemDrive%\FWSUpdates\bin\wizapp.exe FINISH NOBACK NOCANCEL TB
  goto :EOF
)

SET /A NOW=%DATE:~-4%%DATE:~3,2%%DATE:~0,2%
SET /A SINCE=%NOW%
reg query "HKLM\Software\FWS\Updates" /v ChangesAvailableSince 1>NUL 2>NUL
IF %ERRORLEVEL% EQU 0 OR /F "tokens=3 delims= " %%A IN ('reg query "HKLM\Software\FWS\Updates" /v ChangesAvailableSince') DO SET /A SINCE=%%A

REM Some wording changes if there's only 1 single change to apply
IF %CHANGES% EQU 1 (
  SET INTRO=1 %L_ONE_UPDATE_AVAILABLE%
  SET AVAILABLE_SINCE=%L_ONE_UPDATE_AVAILABLE_SINCE%
) ELSE (
  SET INTRO=%CHANGES% %L_X_UPDATES_AVAILABLE%
  SET AVAILABLE_SINCE=%L_X_UPDATES_AVAILABLE_SINCE%
)

REM Compute how many days left we can delay updates
SET /A MAX=%SINCE%+%MAX_REPORT%
SET /A AGE=%NOW%-%SINCE%
SET /A REMAINING=%MAX%-%NOW%

REM Non admin on RDP shouldn't see updates notif
IF %ADMIN% NEQ 1 IF NOT "%SESSIONNAME%" == "Console" goto :EOF

REM Check if we can delay updates
REM Users can only delay for %MAX_REPORT% days while admins can always delay
SET /A CAN_REPORT=0
IF %NOW% LEQ %MAX% SET /A CAN_REPORT=1
IF %ADMIN% EQU 1 SET /A CAN_REPORT=1

IF %CHANGES% LSS 1 IF %ADMIN% EQU 1 (
  SET watext=%L_NO_UPDATE_AVAILABLE% %L_FOR_YOUR_SYSTEM%.
  SET wainput= %L_CHECK_ONLINE_FOR_UPDATES%
  SET waoutnum=0
  start /w %SystemDrive%\FWSUpdates\bin\wizapp.exe NOBACK RB
  IF errorlevel 2 goto cancel_no_update
  IF errorlevel 1 goto previous
  IF !waoutnum! EQU 0 goto check
)
ELSE (
  IF %CAN_REPORT% EQU 1 (
    SET watext=%INTRO% %L_FOR_YOUR_SYSTEM%.~~%L_YOU_CAN_SCHEDULE%.~~%L_INSTALL_FORCED_IN% %REMAINING% %L_DAYS%
    SET wainput= %L_SCHEDULE_ON_SHUTDOWN%; %L_REPORT%
    IF %ADMIN% EQU 1 (
      IF %RUN_ON_SHUTDOWN% NEQ 1 (
        SET wainput= %L_SCHEDULE_ON_SHUTDOWN%; %L_REPORT%; %L_INSTALL_NOW%; %L_CHECK_ONLINE_FOR_UPDATES%
      ) ELSE (
        SET watext=%INTRO% %L_FOR_YOUR_SYSTEM%.~~%L_ALREADY_SCHEDULED_ON_SHUTDOWN%.~~%L_INSTALL_FORCED_IN% %REMAINING% %L_DAYS%
        SET wainput= %L_MAINTAIN_ON_SHUTDOWN%; %L_CANCEL_SCHEDULE_ON_SHUTDOWN%; %L_INSTALL_NOW%; %L_CHECK_ONLINE_FOR_UPDATES%
      )
    )

    SET waoutnum=0

    start /w %SystemDrive%\FWSUpdates\bin\wizapp.exe NOBACK RB
    IF errorlevel 2 goto cancel
    IF errorlevel 1 goto previous
    CALL %wabat%
    IF !waoutnum! EQU 0 goto shutdown
    IF !waoutnum! EQU 1 goto later
    IF !waoutnum! EQU 2 goto now
    IF !waoutnum! EQU 3 goto check
  ) ELSE (
    SET watext=%INTRO% %L_FOR_YOUR_SYSTEM%.~~%AVAILABLE_SINCE% %L_SINCE% %AGE% %L_DAYS%.~~%L_CANT_REPORT_ANYMORE%
    start /w %SystemDrive%\FWSUpdates\bin\wizapp.exe FINISH TB
    goto :shutdown
  )
)

goto :loop

:cancel
goto :later

:cancel_no_update
goto :EOF

:previous
goto :loop

:later
reg del "HKLM\Software\FWS\Updates\User" /v RunOnShutdown /f 1>NUL 2>NUL
IF %ADMIN% EQU 1 reg del "HKLM\Software\FWS\Updates" /v RunOnShutdown /f 1>NUL 2>NUL
SET watext=%L_UPDATES_REPORTED%.
start /w %SystemDrive%\FWSUpdates\bin\wizapp.exe FINISH NOBACK TB
SET /A WAIT=WAIT+10800
goto loop

:shutdown
reg add "HKLM\Software\FWS\Updates\User" /v RunOnShutdown /t REG_DWORD /d 1 /f
SET watext=%L_UPDATES_SCHEDULED%
%SystemDrive%\FWSUpdates\bin\wizapp.exe FINISH NOBACK TB
goto :EOF

:now
IF %ADMIN% NEQ 1 goto later
CALL %~dp0\wpkg_feedback.bat %CHANGES%
SET watext=%L_UPDATES_FINISHED%
start /w %SystemDrive%\FWSUpdates\bin\wizapp.exe FINISH NOBACK NOCANCEL TB
goto :loop

:check
IF %ADMIN% NEQ 1 goto later
SET watext=%L_CHECKING_UPDATES%
start /w %SystemDrive%\FWSUpdates\bin\wizapp.exe PB OPEN NOBACK NOCANCEL
start /w %SystemDrive%\FWSUpdates\bin\wizapp.exe PB UPDATE 10
CALL %~dp0\sync.bat
start /w %SystemDrive%\FWSUpdates\bin\wizapp.exe PB CLOSE
goto begin