param(
    [switch]$NoEnv
)

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

$ProjectRoot = $PSScriptRoot
Set-Location $ProjectRoot

function Import-DotEnv {
    param([Parameter(Mandatory = $true)][string]$Path)

    Get-Content -LiteralPath $Path | ForEach-Object {
        $line = $_.Trim()
        if (-not $line -or $line.StartsWith("#")) { return }

        $parts = $line.Split("=", 2)
        if ($parts.Count -ne 2) { return }

        $name = $parts[0].Trim()
        $value = $parts[1].Trim()
        if (-not $name) { return }

        if (($value.StartsWith('"') -and $value.EndsWith('"')) -or
            ($value.StartsWith("'") -and $value.EndsWith("'"))) {
            $value = $value.Substring(1, $value.Length - 2)
        }

        [Environment]::SetEnvironmentVariable($name, $value, "Process")
    }
}

if (-not $NoEnv) {
    $envFile = Join-Path $ProjectRoot ".env"
    if (Test-Path -LiteralPath $envFile) {
        Import-DotEnv -Path $envFile
    }
    else {
        Write-Warning ".env nicht gefunden. Es werden vorhandene Umgebungsvariablen und Programm-Defaults verwendet."
    }
}

go run ./cmd/brain
exit $LASTEXITCODE