@echo off
setlocal

cd /d "%~dp0"
set "SPEC_FILE=client_agent_v2_windows_onefile.spec"
set "CLIENT_DIR=dist\Inv_web Client"
set "CLIENT_EXE=%CLIENT_DIR%\Inv_web Client.exe"
set "INSTALLER_SCRIPT=client_agent_v2_installer.iss"
set "RUSTDESK_INSTALLER=installer\prerequisites\rustdesk.exe"
set "ISCC=%ProgramFiles(x86)%\Inno Setup 6\ISCC.exe"

if not exist "%SPEC_FILE%" (
  echo Spec file not found: %SPEC_FILE%
  exit /b 1
)

if not exist "%INSTALLER_SCRIPT%" (
  echo Installer script not found: %INSTALLER_SCRIPT%
  exit /b 1
)

if not exist "%RUSTDESK_INSTALLER%" (
  echo.
  echo ERROR: RustDesk installer was not found.
  echo Download the Windows x64 RustDesk installer, rename it to rustdesk.exe and place it here:
  echo %~dp0%RUSTDESK_INSTALLER%
  exit /b 1
)

if not exist "installer\configure_rustdesk.ps1" (
  echo RustDesk configuration script not found: installer\configure_rustdesk.ps1
  exit /b 1
)

if not exist "%ISCC%" set "ISCC=%ProgramFiles%\Inno Setup 6\ISCC.exe"
if not exist "%ISCC%" set "ISCC=%LocalAppData%\Programs\Inno Setup 6\ISCC.exe"
if not exist "%ISCC%" for /f "delims=" %%I in ('where ISCC.exe 2^>nul') do set "ISCC=%%I"
if not exist "%ISCC%" (
  where winget >nul 2>nul
  if not errorlevel 1 (
    echo Inno Setup 6 was not found. Installing it with winget...
    winget install --id JRSoftware.InnoSetup -e --silent --accept-package-agreements --accept-source-agreements
  )
)
if not exist "%ISCC%" set "ISCC=%ProgramFiles(x86)%\Inno Setup 6\ISCC.exe"
if not exist "%ISCC%" set "ISCC=%ProgramFiles%\Inno Setup 6\ISCC.exe"
if not exist "%ISCC%" set "ISCC=%LocalAppData%\Programs\Inno Setup 6\ISCC.exe"
if not exist "%ISCC%" for /f "delims=" %%I in ('where ISCC.exe 2^>nul') do set "ISCC=%%I"
if not exist "%ISCC%" (
  echo.
  echo ERROR: Inno Setup 6 is not installed.
  echo Install it from: https://jrsoftware.org/isdl.php
  echo Then run this BAT file again.
  exit /b 1
)

echo Inno Setup compiler: %ISCC%
echo Installing Python build dependencies...
py -m pip install --upgrade "pyinstaller>=6.18" pystray pillow
if errorlevel 1 exit /b 1

set "PYTHON_BASE="
for /f "delims=" %%I in ('py -c "import sys; print(sys.base_prefix)"') do set "PYTHON_BASE=%%I"
if not defined PYTHON_BASE (
  echo Could not determine the Python installation directory.
  exit /b 1
)

set "TCL_LIBRARY="
for /d %%D in ("%PYTHON_BASE%\tcl\tcl*") do if exist "%%~fD\init.tcl" set "TCL_LIBRARY=%%~fD"
set "TK_LIBRARY="
for /d %%D in ("%PYTHON_BASE%\tcl\tk*") do if exist "%%~fD\tk.tcl" set "TK_LIBRARY=%%~fD"

if not defined TCL_LIBRARY (
  echo Tcl runtime was not found under: %PYTHON_BASE%\tcl
  exit /b 1
)
if not defined TK_LIBRARY (
  echo Tk runtime was not found under: %PYTHON_BASE%\tcl
  exit /b 1
)

echo Tcl runtime: %TCL_LIBRARY%
echo Tk runtime:  %TK_LIBRARY%

echo Building client executable...
py -m PyInstaller --clean --noconfirm "%SPEC_FILE%"
if errorlevel 1 exit /b 1

if not exist "%CLIENT_EXE%" (
  echo Client executable was not created: %CLIENT_EXE%
  exit /b 1
)

if not exist "%CLIENT_DIR%\_internal\_tcl_data\init.tcl" (
  echo Tcl data was not included in the client build.
  exit /b 1
)

if not exist "%CLIENT_DIR%\_internal\_tk_data\tk.tcl" (
  echo Tk data was not included in the client build.
  exit /b 1
)

echo Testing the packaged client runtime...
start "" /wait "%CLIENT_EXE%" --help
if errorlevel 1 (
  echo The packaged client failed its startup test.
  exit /b 1
)

echo Building Windows installer...
"%ISCC%" "%INSTALLER_SCRIPT%"
if errorlevel 1 exit /b 1

echo.
echo Done: %~dp0dist\Inv_web_Client_Setup.exe
exit /b 0