# =====================================
# Skript: UpdateVerwaltungReadMe.ps1 - mit INSTALL-REMINDER + CHANGES
# =====================================

$ProjectDir = Split-Path $MyInvocation.MyCommand.Path -Parent
$readmePath = Join-Path $ProjectDir "Verwaltung_ReadMe.txt"

Write-Host "Aktualisiere ReadMe in: $ProjectDir"

# ReadMe-Vorlage (falls nicht vorhanden)
if (-not (Test-Path $readmePath)) {
@"
=====================================
NEUIGKEITEN - Version ##VERSION##
=====================================

Build-Info:
- Build-Typ: ##CUSTOM##
- Erledigte TODOs: ##DONE_COUNT##
- Offene TODOs: ##OPEN_COUNT##
- Install-Reminders: ##REMINDER_COUNT##
- Changes: ##CHANGE_COUNT##

##INSTALL_REMINDERS##

##CHANGES##

Installation: ##BUILD_DATE##
=====================================
"@ | Out-File $readmePath -Encoding UTF8
    Write-Host "✅ ReadMe-Vorlage erstellt!"
}

# Version bestimmen
$version = "1.0.0.0"
$assemblyInfoPath = Join-Path $ProjectDir "Properties\AssemblyInfo.cs"
if (Test-Path $assemblyInfoPath) {
    $assemblyContent = Get-Content $assemblyInfoPath -Raw -ErrorAction SilentlyContinue
    if ($assemblyContent -match 'AssemblyVersion\s*\(\s*"([^"]+)"\s*\)') {
        $version = $matches[1]
        Write-Host "✓ Version: $version"
    }
}

# Dateien durchsuchen
$openTodos = @()
$doneTodos = @()
$installReminders = @()
$changes = @()
$csFiles = Get-ChildItem -Path $ProjectDir -Recurse -Filter "*.cs" -ErrorAction SilentlyContinue

foreach ($file in $csFiles) {
    $content = Get-Content $file.FullName -Raw -ErrorAction SilentlyContinue

    # TODO erkennen
    $openMatches = [regex]::Matches($content, '//\s*(TODO|todo:|TODO\[[^x]\])\s*:?\s*(.+?)(?=\r?\n|//|$)', 'IgnoreCase')
    foreach ($match in $openMatches) {
        $txt = $match.Groups[2].Value.Trim()
        if ($txt) { $openTodos += "🔄 $txt  [$($file.Name)]" }
    }

    # DONE erkennen
    $doneMatches = [regex]::Matches($content, '//\s*(DONE|TODO:\s*\[x\])\s*(.+?)(?=\r?\n|//|$)', 'IgnoreCase')
    foreach ($match in $doneMatches) {
        $txt = $match.Groups[2].Value.Trim()
        if ($txt) { $doneTodos += "✅ $txt  [$($file.Name)]" }
    }

    # INSTALL-REMINDER erkennen
    $reminderMatches = [regex]::Matches($content, '//\s*INSTALL-REMINDER\s*:?\s*(.+?)(?=\r?\n|//|$)', 'IgnoreCase')
    foreach ($match in $reminderMatches) {
        $txt = $match.Groups[1].Value.Trim()
        if ($txt) { $installReminders += "⚙️ $txt  [$($file.Name)]" }
    }

    # CHANGES erkennen
    $changeMatches = [regex]::Matches($content, '//\s*CHANGES\s*:?\s*(.+?)(?=\r?\n|//|$)', 'IgnoreCase')
    foreach ($match in $changeMatches) {
        $txt = $match.Groups[1].Value.Trim()
        if ($txt) { $changes += "✨ $txt  [$($file.Name)]" }
    }
}

# Duplikate entfernen
$openTodos = $openTodos | Sort-Object | Get-Unique
$doneTodos = $doneTodos | Sort-Object | Get-Unique
$installReminders = $installReminders | Sort-Object | Get-Unique
$changes = $changes | Sort-Object | Get-Unique

# Formatierte Abschnitte
$doneSection = if ($doneTodos.Count -gt 0) {
    @("=== ✅ ERLEDIGTE TODOs ($($doneTodos.Count)) ===") +
    ($doneTodos | ForEach-Object { "- $_" })
} else {
    @("Keine erledigten TODOs")
}

$openSection = if ($openTodos.Count -gt 0) {
    @("=== 🔄 OFFENE TODOs ($($openTodos.Count)) ===") +
    ($openTodos | ForEach-Object { "- $_" })
} else {
    @("Keine offenen TODOs 🎉")
}

$installSection = if ($installReminders.Count -gt 0) {
    @("=== ⚙️ INSTALL-REMINDER ($($installReminders.Count)) ===") +
    ($installReminders | ForEach-Object { "- $_" })
} else {
    @("Keine Install-Reminder vorhanden ✅")
}

$changesSection = if ($changes.Count -gt 0) {
    @("=== ✨ CHANGES ($($changes.Count)) ===") +
    ($changes | ForEach-Object { "- $_" })
} else {
    @("Keine Changes vorhanden")
}

# Textaufbereitung
$doneText = $doneSection -join "`r`n"
$openText = $openSection -join "`r`n"
$installText = $installSection -join "`r`n"
$changesText = $changesSection -join "`r`n"

$custom = "Release Build"
$buildDate = Get-Date -Format "dd.MM.yyyy HH:mm"

# ReadMe aufbauen (CHANGES nach INSTALL-REMINDER)
$readmeContent = @"
=====================================
NEUIGKEITEN - Version $version
=====================================

Build-Info:
- Build-Typ: $custom
- Erledigte TODOs: $($doneTodos.Count)
- Offene TODOs: $($openTodos.Count)
- Install-Reminders: $($installReminders.Count)
- Changes: $($changes.Count)

$changesText

$installText

Installation: $buildDate
=====================================
"@

# Schreiben
$readmeContent | Out-File $readmePath -Encoding UTF8

Write-Host "✅ Verwaltung_ReadMe.txt erfolgreich aktualisiert!"
Write-Host "📊 Stats: $($doneTodos.Count) DONE, $($openTodos.Count) TODO, $($installReminders.Count) REMINDER, $($changes.Count) CHANGES"