powershellScriptName.ps1

Add-Type -AssemblyName System.Windows.Forms
Add-Type -AssemblyName System.Drawing
# Define the path to yt-dlp executable
$ytDlpPath = ".\yt-dlp.exe"

# Define the download directory
$downloadDir = "<downloadDirectory"

# Define the archive file path
$archiveFilePath = ".\archive.txt"

# Define the destination directory for downloaded videos
$destinationDir = "<destinationDirectory>"

# Define the notification title and message
$notificationTitle = "New Youtube Videos"

# Download videos using yt-dlp
& $ytDlpPath `
    --cookies-from-browser <browser>`
    --no-playlist `
    --break-on-existing `
    --dateafter today `
    --match-filter "!is_live & !post_live & !was_live" `
    --reject-title "livestream" `
    --concurrent-fragments 20 `
    --playlist-end 100 `
    --embed-chapters `
    --sponsorblock-mark all `
    --download-archive $archiveFilePath `
    --write-subs `
    --sub-format "ass/srt/best" `
    --sub-langs en.*,en,-live_chat `
    --convert-subs srt `
    --embed-metadata `
    --extractor-args "youtubetab:approximate_date" `
    -o "$downloadDir\[%(channel)s] - %(title)s.%(ext)s" :ytsubs://user/
# Modify archive file
$content = Get-Content -Path $archiveFilePath -Tail 10
Set-Content -Path $archiveFilePath -Value $content

# Generate data for notification
if (Test-Path "$downloadDir\*") {
    # Get all the video files in the download directory
  $videoFiles = Get-ChildItem -Path $downloadDir -File

  # Create a dictionary to store the count of videos for each channel
  $channelCount = @{}

  # Iterate through each video file and extract the channel name
  foreach ($file in $videoFiles) {
    # Extract the channel name from the file name
    $channelName = ($file.Name -split '\[|\]')[1]

    # Increment the count for the channel in the dictionary
    if ($channelCount.ContainsKey($channelName)) {
      $channelCount[$channelName]++
    } else {
      $channelCount[$channelName] = 1
    }
  }
  $notificationMessage = ""
  $channelIndex = 0

  foreach ($channel in $channelCount.Keys) {
    $count = $channelCount[$channel]

    if ($count -eq 1) {
      # If there is only one video for the channel, just show the channel name
      $notificationMessage += "$channel"
    } else {
      # If there are multiple videos for the channel, show the channel name with the count in parentheses
      $notificationMessage += "$channel ($count)"
    }
    $channelIndex++

    # Add a comma and space if this is not the last item in the dictionary
    if ($channelIndex -ne $channelCount.Count) {
      $notificationMessage += ", "
    }
  }

  $notification = New-Object System.Windows.Forms.NotifyIcon
  $notification.Icon = [System.Drawing.SystemIcons]::Information
  $notification.BalloonTipIcon = [System.Windows.Forms.ToolTipIcon]::Warning
  $notification.BalloonTipTitle = $notificationTitle
  $notification.BalloonTipText = $notificationMessage

  # move all downloaded items to NAS
  Move-Item -Path "$downloadDir\*" -Destination $destinationDir

  # Create an M3U playlist file with all the video files in the destination folder
  $playlistPath = Join-Path -Path $destinationDir -ChildPath "playlist.m3u"
  Get-ChildItem -Path $destinationDir -File | Where-Object { $_.Extension -in ".mp4", ".mkv", ".avi", ".webm" } | Select-Object -ExpandProperty FullName | Out-File -FilePath $playlistPath -Encoding utf8;

  $notification.Visible = $true
  $notification.ShowBalloonTip(10000)
  $notification.Dispose()
}