param(
    [Parameter(Mandatory=$false)]
    [string]$Token,
    
    [Parameter(Mandatory=$false)]
    [switch]$Build
)

# Token aus Umgebungsvariable laden falls nicht als Parameter übergeben
if (-not $Token) {
    $Token = $env:GITEA_TOKEN
    if (-not $Token) {
        Write-Host "Fehler: Kein Token angegeben und GITEA_TOKEN Umgebungsvariable nicht gesetzt!" -ForegroundColor Red
        Write-Host "Verwendung: .\create_release.ps1 -Token 'your_token' oder setze GITEA_TOKEN Umgebungsvariable" -ForegroundColor Yellow
        exit 1
    }
    Write-Host "Token aus Umgebungsvariable GITEA_TOKEN geladen" -ForegroundColor Green
}

Write-Host "=== lib-privatebin Release Creator ===" -ForegroundColor Cyan

# Aktuelle Version ermitteln
$lastTag = git describe --tags --abbrev=0 2>$null
if (-not $lastTag) {
    $lastTag = "v0.1.0"
}

Write-Host "Letzter Tag: $lastTag" -ForegroundColor Green

# Version parsen
if ($lastTag -match "^v(\d+)\.(\d+)\.(\d+)(.*)$") {
    $major = [int]$matches[1]
    $minor = [int]$matches[2]
    $patch = [int]$matches[3]
    $suffix = $matches[4]
    
    $newPatch = $patch + 1
    $newVersion = "v$major.$minor.$newPatch$suffix"
    
    Write-Host "Neue Version: $newVersion" -ForegroundColor Green
} else {
    Write-Host "Fehler: Ungültiges Versionsformat: $lastTag" -ForegroundColor Red
    exit 1
}

# Build falls gewünscht
if ($Build) {
    Write-Host "Führe Build durch..." -ForegroundColor Yellow
    if (Test-Path "scripts\build_thinkpad.bat") {
        Write-Host "Verwende scripts\build_thinkpad.bat..." -ForegroundColor Yellow
        cmd /c scripts\build_thinkpad.bat
    } else {
        Write-Host "Verwende scripts\build_windows.ps1..." -ForegroundColor Yellow
        powershell -NoProfile -ExecutionPolicy Bypass -File .\scripts\build_windows.ps1
    }
    if ($LASTEXITCODE -ne 0) {
        Write-Host "Build fehlgeschlagen!" -ForegroundColor Red
        exit 1
    }
}

# Änderungen committen
$status = git status --porcelain
if ($status) {
    git add -A
    git commit -m "Release $newVersion prepare for release"
    git push origin HEAD
}

# Tag erstellen und pushen
git tag -a $newVersion -m "Release $newVersion"
git push origin $newVersion

# Release erstellen
$releaseBody = "## What is New in $newVersion`n`n- AUTOMATED: Release created by script`n- VERSION: Bumped from $lastTag to $newVersion`n`n## Build Artifacts`n`n- privatebinapi.dll - Windows Dynamic Link Library`n- privatebinapi.lib - Windows Import Library`n- example.exe - Combined example program`n- privatebinapi.h - C++ header file"

$releaseData = @{
    tag_name = $newVersion
    name = "$newVersion - Automated Release"
    body = $releaseBody
    draft = $false
    prerelease = $false
} | ConvertTo-Json -Depth 10

$headers = @{
    "Authorization" = "token $Token"
    "Content-Type" = "application/json"
}

$releaseUri = "https://gitea.medisoftware.org/api/v1/repos/Markus/lib-privatebin/releases"
$release = Invoke-RestMethod -Uri $releaseUri -Method Post -Headers $headers -Body $releaseData

Write-Host "Release erstellt: $($release.id)" -ForegroundColor Green
Write-Host "URL: $($release.html_url)" -ForegroundColor Green