@echo off
chcp 65001 >nul
setlocal EnableDelayedExpansion

set "PY_EXE="
set "PY_ARGS="
set "PIP_INSTALL_ARGS=--disable-pip-version-check --default-timeout 180 --retries 10 --trusted-host pypi.org --trusted-host files.pythonhosted.org --trusted-host pypi.tuna.tsinghua.edu.cn --trusted-host mirrors.aliyun.com"

where py >nul 2>nul
if not errorlevel 1 (
  py -3 -c "import sys;sys.exit(0 if sys.version_info[0]>=3 else 1)" >nul 2>nul
  if not errorlevel 1 (
    set "PY_EXE=py"
    set "PY_ARGS=-3"
  )
)

if not defined PY_EXE (
  where python3 >nul 2>nul
  if not errorlevel 1 (
    python3 -c "import sys;sys.exit(0 if sys.version_info[0]>=3 else 1)" >nul 2>nul
    if not errorlevel 1 (
      set "PY_EXE=python3"
      set "PY_ARGS="
    )
  )
)

if not defined PY_EXE (
  python -c "import sys;sys.exit(0 if sys.version_info[0]>=3 else 1)" >nul 2>nul
  if not errorlevel 1 (
    set "PY_EXE=python"
    set "PY_ARGS="
  )
)

if not defined PY_EXE (
  for %%D in ("%LocalAppData%\Programs\Python\Python312\python.exe" "%LocalAppData%\Programs\Python\Python311\python.exe" "%LocalAppData%\Programs\Python\Python310\python.exe" "C:\Program Files\Python312\python.exe" "C:\Program Files\Python311\python.exe" "C:\Program Files\Python310\python.exe") do (
    if exist %%~D (
      %%~D -c "import sys;sys.exit(0 if sys.version_info[0]>=3 else 1)" >nul 2>nul
      if not errorlevel 1 (
        set "PY_EXE=%%~D"
        set "PY_ARGS="
        goto :py_found
      )
    )
  )
)

:py_found
if not defined PY_EXE (
  echo Python3 interpreter not found.
  echo Current python version:
  python --version
  echo Please install Python 3.10+ and retry.
  echo Download URL https://www.python.org/downloads/windows/
  exit /b 1
)

echo Using interpreter:
call "%PY_EXE%" %PY_ARGS% --version

echo [1/3] Install dependencies...
call :install_requirements
if errorlevel 1 (
  echo Dependency install failed after trying all indexes
  exit /b 1
)

echo [2/3] Build EXE...
if exist "dist\QMSFileCollector.exe" (
  del /f /q "dist\QMSFileCollector.exe" >nul 2>nul
  if exist "dist\QMSFileCollector.exe" (
    echo Existing dist\QMSFileCollector.exe is locked.
    echo Please close running QMSFileCollector process and retry.
    exit /b 1
  )
)
call "%PY_EXE%" %PY_ARGS% -m PyInstaller --noconfirm --clean --onefile --windowed --name QMSFileCollector client_file_collector.py
if errorlevel 1 (
  echo EXE build failed
  exit /b 1
)

echo [3/3] Build completed
echo Output: dist\QMSFileCollector.exe
endlocal
exit /b 0

:install_requirements
for %%I in (https://pypi.tuna.tsinghua.edu.cn/simple https://mirrors.aliyun.com/pypi/simple/ https://pypi.org/simple) do (
  echo Trying pip index: %%I
  call "%PY_EXE%" %PY_ARGS% -m pip install %PIP_INSTALL_ARGS% -i %%I -r requirements.txt
  if not errorlevel 1 (
    echo Dependencies installed from %%I
    exit /b 0
  )
  echo Install failed from %%I, try next index...
)
exit /b 1