# ============================================================
# configure_embed.ps1 — Configure le runtime Python embedded
# ------------------------------------------------------------
#
# Quand le composant 'pythonembed' est installe, on a :
#   <AppDir>\python-embed\  <-- runtime Python 3.12 embedded
#
# Ce script :
#   1. Active l'import des packages (patch de python312._pth)
#   2. Installe pip dans le runtime embedded
#   3. Installe les dependances requirements_agent.txt
#   4. Reecrit Lea.bat pour pointer sur python-embed\pythonw.exe
#
# Doit etre execute avec le CWD = <AppDir>
# ============================================================

$ErrorActionPreference = 'Stop'

$AppDir = Get-Location
$EmbedDir = Join-Path $AppDir "python-embed"
$PythonExe = Join-Path $EmbedDir "python.exe"

if (-not (Test-Path $PythonExe)) {
    Write-Host "Python embedded introuvable, abandon."
    exit 1
}

Write-Host "Configuration de Python embedded..."

# ---------------------------------------------------------------
# 1. Decommenter la ligne 'import site' dans python312._pth
#    (necessaire pour que pip puisse fonctionner)
# ---------------------------------------------------------------
$PthFile = Get-ChildItem -Path $EmbedDir -Filter "python*._pth" | Select-Object -First 1
if ($PthFile) {
    $Content = Get-Content $PthFile.FullName
    $NewContent = $Content -replace '^#import site', 'import site'
    Set-Content -Path $PthFile.FullName -Value $NewContent
    Write-Host "  python._pth patche (import site active)"
}

# ---------------------------------------------------------------
# 2. Installer pip (bootstrap via get-pip.py)
# ---------------------------------------------------------------
$GetPip = Join-Path $env:TEMP "get-pip.py"
Write-Host "  Telechargement de get-pip.py..."
Invoke-WebRequest -Uri "https://bootstrap.pypa.io/get-pip.py" -OutFile $GetPip -UseBasicParsing

Write-Host "  Installation de pip..."
& $PythonExe $GetPip --no-warn-script-location
Remove-Item $GetPip -Force

# ---------------------------------------------------------------
# 3. Installer les dependances
# ---------------------------------------------------------------
$Requirements = Join-Path $AppDir "requirements_agent.txt"
if (Test-Path $Requirements) {
    Write-Host "  Installation des dependances Python..."
    & $PythonExe -m pip install --no-warn-script-location -r $Requirements
}

# ---------------------------------------------------------------
# 4. Reecrire Lea.bat pour utiliser python-embed
# ---------------------------------------------------------------
$LeaBat = Join-Path $AppDir "Lea.bat"
$NewLeaBat = @"
@echo off
chcp 65001 >nul 2>&1
title Lea - Assistante IA
cd /d "%~dp0"

if exist "lea_agent.lock" (
    for /f "usebackq tokens=* delims=" %%i in ("lea_agent.lock") do (
        taskkill /F /PID %%i >nul 2>&1
    )
    del /f /q "lea_agent.lock" >nul 2>&1
    timeout /t 2 >nul
)

if exist "config.txt" (
    for /f "usebackq eol=# tokens=1,* delims==" %%a in ("config.txt") do (
        if not "%%a"=="" if not "%%b"=="" set "%%a=%%b"
    )
)

echo.
echo  Demarrage de Lea (runtime embedded)...
echo.

start "" /b "%~dp0python-embed\pythonw.exe" run_agent_v1.py

timeout /t 3 >nul
set "LEA_ALIVE=0"
if exist "lea_agent.lock" (
    for /f "usebackq tokens=* delims=" %%i in ("lea_agent.lock") do (
        tasklist /FI "PID eq %%i" /NH 2>nul | findstr /I "pythonw" >nul && set "LEA_ALIVE=1"
    )
)
if "%LEA_ALIVE%"=="0" (
    echo.
    echo  Lea n'a pas demarre correctement. Affichage des erreurs :
    echo.
    "%~dp0python-embed\python.exe" run_agent_v1.py
    pause
)
"@

Set-Content -Path $LeaBat -Value $NewLeaBat -Encoding ASCII
Write-Host "  Lea.bat reecrit pour runtime embedded"

Write-Host "Configuration terminee."
exit 0