build_and_smoke_paclet.ps1

$ErrorActionPreference = 'Stop'

$repositoryRoot = Split-Path -Parent $MyInvocation.MyCommand.Path
$buildScript = Join-Path $repositoryRoot 'build_paclet.wls'
$latestBuildFile = Join-Path $repositoryRoot 'build\latest-build.txt'
$archive = $null

function Get-LatestBuildArchive {
    if (-not (Test-Path -LiteralPath $latestBuildFile)) {
        return $null
    }

    $candidateDirectory = (Get-Content -LiteralPath $latestBuildFile -Raw).Trim()
    if (-not (Test-Path -LiteralPath $candidateDirectory -PathType Container)) {
        return $null
    }

    $candidateArchives = @(Get-ChildItem -LiteralPath $candidateDirectory -Filter '*.paclet' -File)
    if ($candidateArchives.Count -eq 1) {
        return $candidateArchives[0].FullName
    }
    return $null
}

if (Test-Path -LiteralPath $latestBuildFile) {
    $archive = Get-LatestBuildArchive
    if (-not $archive -and (Get-Item -LiteralPath $latestBuildFile).LastWriteTime -gt (Get-Date).AddMinutes(-5)) {
        for ($poll = 1; $poll -le 10 -and -not $archive; $poll++) {
            Start-Sleep -Seconds 2
            $archive = Get-LatestBuildArchive
        }
    }
}

for ($attempt = 1; $attempt -le 3; $attempt++) {
    if ($archive) {
        break
    }

    & wolframscript -file $buildScript
    if ($LASTEXITCODE -ne 0) {
        throw "Paclet build stage $attempt failed with exit code $LASTEXITCODE."
    }

    $archive = Get-LatestBuildArchive
    if ($archive) {
        break
    }
}

if (-not $archive) {
    throw 'PacletTools did not produce exactly one archive after three resumable stages.'
}

$archiveDirectory = Split-Path -Parent $archive
$finalizedMarker = Join-Path $archiveDirectory 'finalized.ok'

if (-not (Test-Path -LiteralPath $finalizedMarker)) {
    & wolframscript -file (Join-Path $repositoryRoot 'finalize_paclet.wls')
    if ($LASTEXITCODE -ne 0) {
        throw "Paclet finalization failed with exit code $LASTEXITCODE."
    }
    New-Item -ItemType File -Path $finalizedMarker -Force | Out-Null
}

Set-Content -LiteralPath $latestBuildFile -Value $archiveDirectory -Encoding utf8
& wolframscript -file (Join-Path $repositoryRoot 'smoke_paclet.wls')
if ($LASTEXITCODE -ne 0) {
    throw "Paclet smoke test failed with exit code $LASTEXITCODE."
}

Remove-Item -LiteralPath $latestBuildFile -Force