param(
    [Parameter(Mandatory = $false, Position = 0)]
    [string]$RelativePath = ".",

    [Parameter(Mandatory = $false)]
    [switch]$Recurse
)

$scriptDir = $PSScriptRoot
$cfgFile = Join-Path $scriptDir 'mermaid-config.json'

$targetDir = Join-Path $scriptDir $RelativePath

if (-not (Test-Path $targetDir)) {
    Write-Error "Der Zielordner '$targetDir' existiert nicht."
    exit 1
}

$mmdFiles = Get-ChildItem -Path $targetDir -Filter '*.mmd' -Recurse:$Recurse

if ($mmdFiles.Count -eq 0) {
    Write-Host "Keine .mmd-Dateien in '$targetDir' gefunden." -ForegroundColor Yellow
    exit 0
}

Write-Host "Verarbeite Ordner: $targetDir (Rekursiv: $Recurse)" -ForegroundColor Yellow

foreach ($file in $mmdFiles) {
    Write-Host "Konvertiere $($file.Name) ($($file.DirectoryName))..." -ForegroundColor Cyan

    $destSvg = Join-Path $file.DirectoryName "$($file.BaseName).svg"
    $destPng = Join-Path $file.DirectoryName "$($file.BaseName).png"

    if (Test-Path $cfgFile) {
        mmdc -i $file.FullName -o $destSvg -c $cfgFile
    } else {
        mmdc -i $file.FullName -o $destSvg
    }

    mmdc -i $file.FullName -o $destPng -s 3
}

Write-Host "Fertig! Alle Diagramme wurden konvertiert." -ForegroundColor Green