@echo off
REM ============================================================
REM QGIS 子进程启动脚本（Windows）
REM 需要 QGIS_ROOT 环境变量指向 QGIS 安装目录
REM 自动检测 qgis-ltr 或 qgis 应用目录
REM ============================================================
setlocal enabledelayedexpansion

if not defined QGIS_ROOT (
    echo [ERROR] QGIS_ROOT 环境变量未设置
    exit /b 1
)

if not exist "%QGIS_ROOT%" (
    echo [ERROR] QGIS_ROOT 目录不存在: %QGIS_ROOT%
    exit /b 1
)

REM 自动检测 QGIS 应用目录（qgis-ltr 或 qgis）
set "QGIS_APP_DIR="
if exist "%QGIS_ROOT%\apps\qgis-ltr" (
    set "QGIS_APP_DIR=%QGIS_ROOT%\apps\qgis-ltr"
) else if exist "%QGIS_ROOT%\apps\qgis" (
    set "QGIS_APP_DIR=%QGIS_ROOT%\apps\qgis"
) else (
    echo [ERROR] 未找到 QGIS 应用目录 (apps\qgis-ltr 或 apps\qgis)
    exit /b 1
)

REM 自动检测 Python 版本目录（Python312 / Python39 / Python3）
set "PYTHONHOME="
for /d %%d in ("%QGIS_ROOT%\apps\Python3*") do set "PYTHONHOME=%%d"
if "%PYTHONHOME%"=="" (
    echo [ERROR] 未找到 QGIS Python 目录
    exit /b 1
)

set "PYTHONPATH=%QGIS_APP_DIR%\python"
set "QGIS_PREFIX_PATH=%QGIS_APP_DIR%"
set "QT_PLUGIN_PATH=%QGIS_APP_DIR%\qtplugins;%QGIS_ROOT%\apps\Qt5\plugins"
set "GDAL_DATA=%QGIS_ROOT%\apps\gdal\share\gdal"
set "PYTHONUTF8=1"
set "GDAL_FILENAME_IS_UTF8=YES"
set "VSI_CACHE=TRUE"
set "VSI_CACHE_SIZE=1000000"
set "PATH=%QGIS_APP_DIR%\bin;%QGIS_ROOT%\apps\Qt5\bin;%QGIS_ROOT%\apps\gdal\lib;%PATH%"

if not exist "%PYTHONHOME%\python3.exe" (
    echo [ERROR] QGIS Python 不存在: %PYTHONHOME%\python3.exe
    exit /b 1
)

"%PYTHONHOME%\python3.exe" %*