@ECHO OFF
REM call the function specified in 1st param and return the errorlevel set by the function
REM
CALL :initVars
CALL %*
EXIT /b %ERRORLEVEL%

:initVars
    SET DATALOADER_VERSION=@@FULL_VERSION@@
    FOR /f "tokens=1 delims=." %%a IN ("%DATALOADER_VERSION%") DO (
      SET DATALOADER_SHORT_VERSION=%%a
    )
    SET MIN_JAVA_VERSION=@@MIN_JAVA_VERSION@@
    EXIT /b 0

:checkJavaVersion
    echo Data Loader requires Java JRE %MIN_JAVA_VERSION% or later. Checking if it is installed...
    IF NOT "%DATALOADER_JAVA_HOME%" == "" (
        SET "JAVA_HOME=%DATALOADER_JAVA_HOME%"
    )
    SET "PATH=%JAVA_HOME%\bin\;%PATH%;"

    java -version 1>nul 2>nul || (
        echo Did not find java command.
        echo.
        GOTO :exitWithJavaDownloadMessage
    )

    FOR /f "tokens=3" %%a IN ('java -version 2^>^&1 ^| FINDSTR /i "version"') DO (
        SET JAVA_FULL_VERSION=%%a
    )
    SET JAVA_FULL_VERSION=%JAVA_FULL_VERSION:"=%

    FOR /f "tokens=1 delims=." %%m IN ("%JAVA_FULL_VERSION%") DO (
        SET /A JAVA_MAJOR_VERSION=%%m
    )

    IF %JAVA_MAJOR_VERSION% LSS %MIN_JAVA_VERSION% (
        echo Found Java JRE version %JAVA_FULL_VERSION% whereas Data Loader requires Java JRE %MIN_JAVA_VERSION% or later.
        GOTO :exitWithJavaDownloadMessage
    )
    EXIT /b 0

:exitWithJavaDownloadMessage
    echo Java JRE %MIN_JAVA_VERSION% or later is not installed or DATALOADER_JAVA_HOME environment variable is not set.
    echo For example, download and install Zulu JRE %MIN_JAVA_VERSION% or later from here:
    echo     https://www.azul.com/downloads/
    echo.
    echo After the installation, set DATALOADER_JAVA_HOME environment variable to the value
    echo ^<full path to the JRE installation folder^>
    echo.
    EXIT -1
    
:runDataLoader
    CALL :checkJavaVersion
    java --enable-native-access=ALL-UNNAMED -cp "%~dp0..\*" com.salesforce.dataloader.process.DataLoaderRunner %*
    EXIT /b %ERRORLEVEL%

REM Shortcut files have .lnk extension
:CreateShortcut
    powershell -Command "$WshShell = New-Object -comObject WScript.Shell; $Shortcut = $WshShell.CreateShortcut(""""%~1""""); $Shortcut.WorkingDirectory = """"%~2""""; $Shortcut.TargetPath = """"%~2\dataloader.bat""""; $Shortcut.IconLocation = """"%~2\dataloader.ico""""; $Shortcut.WindowStyle=7; $Shortcut.Save()"
    EXIT /b 0