Set-StrictMode -Version Latest
$ErrorActionPreference = "Stop"

$scriptDir = Split-Path -Parent $MyInvocation.MyCommand.Path
Set-Location $scriptDir

function Test-EnvVarLine {
    param(
        [Parameter(Mandatory = $true)][string]$FilePath,
        [Parameter(Mandatory = $true)][string]$Name
    )
    if (-not (Test-Path -LiteralPath $FilePath)) {
        return $false
    }
    return [bool](Select-String -Path $FilePath -Pattern ("^\s*" + [regex]::Escape($Name) + "=") -Quiet)
}

if (-not (Get-Command python -ErrorAction SilentlyContinue)) {
    throw "Python was not found in PATH. Install Python 3.11+ and retry."
}

$envFile = Join-Path $scriptDir ".env"
if (-not (Test-Path -LiteralPath $envFile)) {
    Write-Warning ".env was not found at $envFile. Server startup may fail if required vars are missing."
} else {
    if (-not (Test-EnvVarLine -FilePath $envFile -Name "OPENAI_API_KEY")) {
        Write-Warning ".env is missing OPENAI_API_KEY."
    }
    if (-not (Test-EnvVarLine -FilePath $envFile -Name "SCREENJOB_TOKEN")) {
        Write-Warning ".env is missing SCREENJOB_TOKEN."
    }
}

Write-Host "Starting ScreenJob backend on configured host/port..." -ForegroundColor Cyan
python main.py server