@ECHO OFF
REM Network to Computer - Download software updates from network to local C: drive
REM Updates: T:\COMMON\ProdSW -> C:\BAT, T:\%MACHINE%\ProdSW -> C:\BAT and C:\ATE
REM Version: 2.5 - Replaced XCOPY with simple COPY (more reliable in DOS 6.22)
REM Last modified: 2026-01-20

REM Verify MACHINE environment variable is set
IF NOT "%MACHINE%"=="" GOTO CHECK_DRIVE

ECHO.
ECHO [ERROR] MACHINE variable not set
ECHO.
ECHO MACHINE must be set in AUTOEXEC.BAT
ECHO Run DEPLOY.BAT to configure this machine
ECHO.
PAUSE
GOTO END

:CHECK_DRIVE
REM Verify T: drive is accessible
REM DOS 6.22: Direct file test is most reliable
IF NOT EXIST T:\*.* GOTO NO_T_DRIVE
GOTO START_UPDATE

:NO_T_DRIVE
C:
ECHO.
ECHO [ERROR] T: drive not available
ECHO.
ECHO Network drive must be mapped to \\D2TESTNAS\test
ECHO Run: C:\STARTNET.BAT
ECHO.
PAUSE
GOTO END

:START_UPDATE
ECHO.
ECHO ==============================================================
ECHO Download Updates: %MACHINE% from Network
ECHO ==============================================================
ECHO Source: T:\COMMON and T:\%MACHINE%
ECHO Target: C:\BAT, C:\ATE, C:\NET
ECHO ==============================================================
ECHO.

REM Verify update directories exist on network
REM DOS 6.22: Check for files in ProdSW, not empty COMMON directory
IF NOT EXIST T:\COMMON\ProdSW\*.* GOTO NO_PRODSW

REM Machine-specific directory is optional
IF NOT EXIST T:\%MACHINE%\*.* GOTO SKIP_MACHINE_CHECK
IF NOT EXIST T:\%MACHINE%\ProdSW\*.* GOTO SKIP_MACHINE_CHECK
GOTO UPDATE_BATCH_FILES

:NO_PRODSW
ECHO [ERROR] T:\COMMON\ProdSW directory not found
ECHO Update directory is missing
ECHO.
PAUSE
GOTO END

:SKIP_MACHINE_CHECK
ECHO [INFO] T:\%MACHINE%\ProdSW not found - skipping machine-specific updates
ECHO.

:UPDATE_BATCH_FILES
ECHO [1/4] Updating batch files from T:\COMMON\ProdSW...

REM Create C:\BAT directory if needed
IF NOT EXIST C:\BAT\*.* MD C:\BAT

REM Backup existing batch files before update
ECHO       Creating backups (.BAK files)...
FOR %%F IN (C:\BAT\*.BAT) DO COPY %%F %%~dpnF.BAK >NUL 2>NUL

REM Copy batch files from COMMON (simple COPY, not XCOPY)
ECHO       Copying updated files...
COPY T:\COMMON\ProdSW\*.BAT C:\BAT /Y >NUL
IF ERRORLEVEL 1 GOTO UPDATE_ERROR_INIT
ECHO       [OK] Batch files updated from COMMON

ECHO.

:UPDATE_MACHINE_FILES
ECHO [2/4] Updating machine-specific files from T:\%MACHINE%\ProdSW...

REM Check if machine-specific directory exists
IF NOT EXIST T:\%MACHINE%\ProdSW\*.* GOTO SKIP_MACHINE_FILES

REM Create directories if needed
IF NOT EXIST C:\BAT\*.* MD C:\BAT
IF NOT EXIST C:\ATE\*.* MD C:\ATE

REM Copy batch files
ECHO       Copying batch files to C:\BAT...
FOR %%F IN (T:\%MACHINE%\ProdSW\*.BAT) DO COPY %%F C:\BAT\ /Y >NUL 2>NUL
IF NOT ERRORLEVEL 1 ECHO       [OK] Machine-specific batch files updated

REM Copy executables
ECHO       Copying programs to C:\ATE...
FOR %%F IN (T:\%MACHINE%\ProdSW\*.EXE) DO COPY %%F C:\ATE\ /Y >NUL 2>NUL
IF NOT ERRORLEVEL 1 ECHO       [OK] Machine-specific programs updated

REM Copy data files
ECHO       Copying data files to C:\ATE...
FOR %%F IN (T:\%MACHINE%\ProdSW\*.DAT) DO COPY %%F C:\ATE\ /Y >NUL 2>NUL
IF NOT ERRORLEVEL 1 ECHO       [OK] Machine-specific data files updated

GOTO CHECK_SYSTEM_FILES

:SKIP_MACHINE_FILES
ECHO       [SKIP] No machine-specific directory
ECHO.

:CHECK_SYSTEM_FILES
ECHO [3/4] Checking for system file updates...

REM Check if DOS directory exists on network
IF NOT EXIST T:\COMMON\DOS\*.* GOTO NO_SYSTEM_FILES

REM Check for AUTOEXEC.NEW or CONFIG.NEW
SET SYSUPD=0
IF EXIST T:\COMMON\DOS\AUTOEXEC.NEW SET SYSUPD=1
IF EXIST T:\COMMON\DOS\CONFIG.NEW SET SYSUPD=1

REM If no system updates, continue to network files
IF "%SYSUPD%"=="0" GOTO NO_SYSTEM_FILES

REM System files need updating - stage them for reboot
ECHO       [FOUND] System file updates available
ECHO       Staging AUTOEXEC.BAT and/or CONFIG.SYS updates...
ECHO.

IF EXIST T:\COMMON\DOS\AUTOEXEC.NEW COPY T:\COMMON\DOS\AUTOEXEC.NEW C:\AUTOEXEC.NEW >NUL
IF EXIST T:\COMMON\DOS\CONFIG.NEW COPY T:\COMMON\DOS\CONFIG.NEW C:\CONFIG.NEW >NUL

REM Call staging script if it exists
IF EXIST C:\BAT\STAGE.BAT GOTO CALL_STAGE

ECHO       [WARNING] C:\BAT\STAGE.BAT not found
ECHO       System files copied to C:\AUTOEXEC.NEW and C:\CONFIG.NEW
ECHO       Manually copy these files after reboot
ECHO.
GOTO UPDATE_COMPLETE

:CALL_STAGE
CALL C:\BAT\STAGE.BAT
GOTO END

:NO_SYSTEM_FILES
ECHO       [OK] No system file updates
ECHO.

:CHECK_NET_FILES
ECHO [4/4] Checking for network client updates...

REM Check if NET directory exists on network
IF NOT EXIST T:\COMMON\NET\*.* GOTO NO_NET_FILES

REM Backup network client files
ECHO       Creating backups of C:\NET\...
FOR %%F IN (C:\NET\*.DOS) DO COPY %%F %%~dpnF.BAK >NUL 2>NUL

REM Copy network files (simple COPY, not XCOPY)
ECHO       Copying updated network files...
COPY T:\COMMON\NET\*.* C:\NET /Y >NUL
IF NOT ERRORLEVEL 1 ECHO       [OK] Network client files updated
GOTO UPDATE_COMPLETE

:NO_NET_FILES
ECHO       [OK] No network client updates
ECHO.

:UPDATE_COMPLETE
ECHO ==============================================================
ECHO Update Complete
ECHO ==============================================================
ECHO.
ECHO Files updated from:
ECHO   T:\COMMON\ProdSW       -> C:\BAT
ECHO   T:\%MACHINE%\ProdSW    -> C:\BAT and C:\ATE
ECHO.
ECHO Backup files (.BAK) created in C:\BAT
ECHO.
IF "%SYSUPD%"=="1" ECHO [WARNING] Reboot required to apply system changes
IF "%SYSUPD%"=="1" ECHO Run REBOOT or press Ctrl+Alt+Del
ECHO.
GOTO END

:UPDATE_ERROR_INIT
ECHO.
ECHO [ERROR] Update initialization failed
ECHO Possible causes: Insufficient memory, invalid path, or drive not accessible
ECHO.
PAUSE
GOTO END

:UPDATE_ERROR_USER
ECHO.
ECHO [ERROR] Update terminated by user (Ctrl+C)
ECHO Update may be incomplete - run NWTOC again
ECHO.
PAUSE
GOTO END

:END
REM Clean up environment variables
SET SYSUPD=