@echo off
setlocal enabledelayedexpansion

REM ============================================================
REM  Eclipse JDT Language Server - Windows Startup Script
REM  Version: 1.57.0-202602111032
REM ============================================================

REM --- Resolve JDTLS base directory (where this script lives) ---
set "JDTLS_HOME=%~dp0"
REM Remove trailing backslash
if "%JDTLS_HOME:~-1%"=="\" set "JDTLS_HOME=%JDTLS_HOME:~0,-1%"

REM --- Check JAVA_HOME or java on PATH ---
if defined JAVA_HOME (
    set "JAVA=%JAVA_HOME%\bin\java.exe"
) else (
    where java >nul 2>&1
    if errorlevel 1 (
        echo ERROR: Java not found. Set JAVA_HOME or add java to PATH.
        exit /b 1
    )
    set "JAVA=java"
)

echo Using Java: %JAVA%
"%JAVA%" -version 2>&1 | findstr /i "version"

REM --- Find the launcher JAR ---
set "LAUNCHER="
for %%f in ("%JDTLS_HOME%\plugins\org.eclipse.equinox.launcher_*.jar") do (
    set "LAUNCHER=%%f"
)

if not defined LAUNCHER (
    echo ERROR: Cannot find org.eclipse.equinox.launcher_*.jar in plugins/
    exit /b 1
)

echo Using launcher: %LAUNCHER%

REM --- Configuration directory (Windows) ---
set "CONFIG_DIR=%JDTLS_HOME%\config_win"

REM --- Workspace data directory ---
REM   Each project should use a separate workspace to avoid conflicts.
REM   You can override this by setting JDTLS_WORKSPACE before running.
if not defined JDTLS_WORKSPACE (
    set "JDTLS_WORKSPACE=%APPDATA%\jdtls\workspace"
)

if not exist "%JDTLS_WORKSPACE%" (
    mkdir "%JDTLS_WORKSPACE%"
)

echo Using config:    %CONFIG_DIR%
echo Using workspace: %JDTLS_WORKSPACE%
echo.

REM --- Launch JDTLS ---
"%JAVA%" ^
    -Declipse.application=org.eclipse.jdt.ls.core.id1 ^
    -Dosgi.bundles.defaultStartLevel=4 ^
    -Declipse.product=org.eclipse.jdt.ls.core.product ^
    -Dlog.level=ALL ^
    -Xmx1G ^
    --add-modules=ALL-SYSTEM ^
    --add-opens java.base/java.util=ALL-UNNAMED ^
    --add-opens java.base/java.lang=ALL-UNNAMED ^
    -jar "%LAUNCHER%" ^
    -configuration "%CONFIG_DIR%" ^
    -data "%JDTLS_WORKSPACE%"

echo.
echo ============================================================
echo  JDTLS exited with code: %ERRORLEVEL%
echo ============================================================
pause
endlocal