$ErrorActionPreference = "Stop"

$apiDir = Split-Path -Parent $MyInvocation.MyCommand.Path
$python = "C:\Users\alfia\anaconda3\envs\tf_gpu39\python.exe"
$port = 8000

if (-not (Test-Path $python)) {
    throw "Python environment tf_gpu39 tidak ditemukan: $python"
}

Write-Host "Menghentikan proses backend PrediksiHargaCabe..."
$projectProcesses = Get-CimInstance Win32_Process | Where-Object {
    $_.ProcessId -ne $PID -and
    $_.CommandLine -and
    $_.CommandLine -match [regex]::Escape($apiDir) -and
    $_.CommandLine -match "main\.py|flask|waitress|gunicorn"
}

foreach ($process in $projectProcesses) {
    Write-Host "  Stop PID $($process.ProcessId)"
    Stop-Process -Id $process.ProcessId -Force -ErrorAction SilentlyContinue
}

$portConnections = Get-NetTCPConnection -LocalPort $port -State Listen -ErrorAction SilentlyContinue
foreach ($connection in $portConnections) {
    if ($connection.OwningProcess -and $connection.OwningProcess -ne $PID) {
        Write-Host "  Membebaskan port $port dari PID $($connection.OwningProcess)"
        Stop-Process -Id $connection.OwningProcess -Force -ErrorAction SilentlyContinue
    }
}

Start-Sleep -Seconds 1
Set-Location $apiDir
$env:FLASK_DEBUG = "1"
$env:PYTHONUNBUFFERED = "1"

Write-Host "Menjalankan backend dengan auto-reloader dari $apiDir"
Write-Host "Perubahan file Python akan dimuat otomatis. Tekan Ctrl+C untuk berhenti."
& $python "main.py"