unlist-nightly.ps1

$ErrorActionPreference = "Stop"
Set-StrictMode -Version 2.0

function CleanPackage {
    param([string] $Package , [int] $VersionsToKeep, [string] $key)

    # See https://docs.microsoft.com/en-us/nuget/api/search-autocomplete-service-resource for API details
    $json = Invoke-WebRequest -Uri "https://api-v2v3search-0.nuget.org/autocomplete?id=$Package&prerelease=true" | ConvertFrom-Json

    # Count the packages to unlist
    $toUnlist = 0;
    foreach ($version in $json.data) {
        # Only automatically unlist for preview releases
        if ($version.IndexOf("-") -gt -1) {
            $toUnlist = $toUnlist + 1;
        }
    }

    # Delete nightly versions
    $unlisted = 0;
    foreach ($version in $json.data) {
        # Only automatically unlist for preview releases
        if (($version.IndexOf("-") -gt -1) -and ($unlisted -lt ($toUnlist - $VersionsToKeep))) {
            Write-Host "Unlisting $Package, version $version using key $($key.Substring(0,5))"
            $unlisted = $unlisted + 1
            nuget delete $Package $version $key -source https://api.nuget.org/v3/index.json -NonInteractive
        }
    }
}

$ApiKey = $("$env:NUGET_API_KEY")

CleanPackage "PnP.Core" 10 $ApiKey
CleanPackage "PnP.Core.Auth" 10 $ApiKey
CleanPackage "PnP.Framework" 10 $ApiKey