@echo off
setlocal EnableExtensions

cd /d "%~dp0"

set "APP_SPEC=Inventera_windows.spec"
set "APP_EXE=dist\Inventera.Server.exe"
set "INSTALLER_SCRIPT=Inventera.iss"
set "POSTGRES_INSTALLER=installer\prerequisites\postgresql-18-windows-x64.exe"
set "POSTGRES_DOWNLOAD_SCRIPT=installer\download_postgresql.ps1"

if not exist "%POSTGRES_INSTALLER%" (
  echo PostgreSQL installer is not present. Downloading the signed EDB package...
  powershell.exe -NoProfile -ExecutionPolicy Bypass -File "%POSTGRES_DOWNLOAD_SCRIPT%"
  if errorlevel 1 (
    echo Failed to download or verify PostgreSQL.
    exit /b 1
  )
)

if not exist "picture\logo\main_logo.ico" (
  echo Missing installer icon: picture\logo\main_logo.ico
  exit /b 1
)

echo Installing Python build dependencies...
py -m pip install --upgrade pip
if errorlevel 1 exit /b 1

py -m pip install -r requirements.txt pyinstaller
if errorlevel 1 exit /b 1

echo Building Inventera.Server.exe...
py -m PyInstaller --clean --noconfirm "%APP_SPEC%"
if errorlevel 1 (
  echo Application build failed.
  exit /b 1
)

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

set "ISCC_EXE="
for %%I in (ISCC.exe) do set "ISCC_EXE=%%~$PATH:I"
if not defined ISCC_EXE if exist "%ProgramFiles(x86)%\Inno Setup 7\ISCC.exe" set "ISCC_EXE=%ProgramFiles(x86)%\Inno Setup 7\ISCC.exe"
if not defined ISCC_EXE if exist "%ProgramFiles%\Inno Setup 7\ISCC.exe" set "ISCC_EXE=%ProgramFiles%\Inno Setup 7\ISCC.exe"
if not defined ISCC_EXE if exist "%ProgramFiles(x86)%\Inno Setup 6\ISCC.exe" set "ISCC_EXE=%ProgramFiles(x86)%\Inno Setup 6\ISCC.exe"
if not defined ISCC_EXE if exist "%ProgramFiles%\Inno Setup 6\ISCC.exe" set "ISCC_EXE=%ProgramFiles%\Inno Setup 6\ISCC.exe"

if not defined ISCC_EXE (
  echo Inno Setup was not found. Install it from https://jrsoftware.org/isdl.php
  exit /b 1
)

echo Building Inventera installer...
"%ISCC_EXE%" "%INSTALLER_SCRIPT%"
if errorlevel 1 (
  echo Installer build failed.
  exit /b 1
)

echo.
echo Build completed.
echo Installer: %~dp0dist\Inventera.exe
exit /b 0