param(
  [string]$OutputDir = "dist"
)

$ErrorActionPreference = "Stop"

$root = (Resolve-Path ".").Path
New-Item -ItemType Directory -Path $OutputDir -Force | Out-Null

$timestamp = Get-Date -Format "yyyyMMdd-HHmmss"
$archivePath = Join-Path $OutputDir "cargoradar-nas-$timestamp.zip"
$staging = Join-Path $OutputDir "cargoradar-nas-stage"

if (Test-Path $staging) {
  $resolvedStaging = (Resolve-Path $staging).Path
  if (-not $resolvedStaging.StartsWith($root)) {
    throw "Refusing to remove outside the repository: $resolvedStaging"
  }
  Remove-Item -LiteralPath $resolvedStaging -Recurse -Force
}

New-Item -ItemType Directory -Path $staging | Out-Null
$stagingPath = (Resolve-Path $staging).Path

$items = @(
  ".dockerignore",
  ".env.example",
  ".env.nas.example",
  "Dockerfile",
  "docker-compose.yml",
  "README.md",
  "apps",
  "docs",
  "scripts"
)

foreach ($item in $items) {
  $source = Join-Path $root $item
  if (-not (Test-Path $source)) {
    throw "Missing deploy item: $item"
  }

  Copy-Item -Path $source -Destination $stagingPath -Recurse -Force
}

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

if (Test-Path $archivePath) {
  Remove-Item -LiteralPath $archivePath -Force
}

$zip = [System.IO.Compression.ZipFile]::Open($archivePath, [System.IO.Compression.ZipArchiveMode]::Create)
try {
  $files = Get-ChildItem -Path $stagingPath -Recurse -File -Force
  foreach ($file in $files) {
    $relativePath = $file.FullName.Substring($stagingPath.Length)
    $relativePath = $relativePath -replace "^[\\/]+", ""
    $entryName = $relativePath -replace "\\", "/"
    [System.IO.Compression.ZipFileExtensions]::CreateEntryFromFile(
      $zip,
      $file.FullName,
      $entryName,
      [System.IO.Compression.CompressionLevel]::Optimal
    ) | Out-Null
  }
}
finally {
  $zip.Dispose()
}

Remove-Item -LiteralPath $stagingPath -Recurse -Force

[pscustomobject]@{
  Archive = (Resolve-Path $archivePath).Path
} | Format-List