# Prueft und verpackt alle Skills (oder nur den angegebenen) als dist\<name>-<version>.zip.
# Im ZIP liegt der Ordner <name>/ auf oberster Ebene, CHANGELOG.md wird nicht mitverpackt.
# Pfade im ZIP immer mit "/" (Compress-Archive in Windows PowerShell 5.1 schreibt "\",
# das bricht den Upload). Deshalb System.IO.Compression direkt.
# Aufruf: scripts\package.ps1 [-Name <skill-name>]
param([string]$Name)
. (Join-Path $PSScriptRoot 'lib.ps1')

& (Join-Path $PSScriptRoot 'validate.ps1') -Name $Name
if ($LASTEXITCODE -ne 0) { exit 1 }

Add-Type -AssemblyName System.IO.Compression
Add-Type -AssemblyName System.IO.Compression.FileSystem

if ($Name) { $names = @($Name) } else { $names = @(Get-SkillNames) }
New-Item -ItemType Directory -Force -Path $DistDir | Out-Null
$exclude = @('CHANGELOG.md', '.DS_Store', 'Thumbs.db')

foreach ($n in $names) {
    $src = (Get-Item (Join-Path $SkillsDir $n)).FullName
    $version = Get-SkillVersion $src
    $zipPath = Join-Path $DistDir "$n-$version.zip"
    if (Test-Path $zipPath) { Remove-Item $zipPath }

    $files = @(Get-ChildItem -Path $src -Recurse -File -Force |
        Where-Object { $exclude -notcontains $_.Name } |
        ForEach-Object { $_.FullName })
    [Array]::Sort($files, [StringComparer]::Ordinal)

    $zip = [IO.Compression.ZipFile]::Open($zipPath, [IO.Compression.ZipArchiveMode]::Create)
    try {
        [void]$zip.CreateEntry("$n/")
        foreach ($f in $files) {
            $rel = $f.Substring($src.Length).TrimStart('\', '/') -replace '\\', '/'
            [void][IO.Compression.ZipFileExtensions]::CreateEntryFromFile($zip, $f, "$n/$rel")
        }
    }
    finally { $zip.Dispose() }

    Write-Host ''
    Write-Host "dist/$n-$version.zip"
    $read = [IO.Compression.ZipFile]::OpenRead($zipPath)
    try {
        foreach ($e in $read.Entries) { Write-Host ('{0,9}  {1}' -f $e.Length, $e.FullName) }
    }
    finally { $read.Dispose() }
}