YT-DLP Setup Script

ytdlp_setup.ps1

$Global:WorkingDir = $null

clear

function Create-WorkingDir {
    mkdir ytdlp | Out-Null
    cd ytdlp | Out-Null

}

function Update-WorkingDir {
    $Global:WorkingDir = Get-Location
}

function Check-WorkingDir {
    Update-WorkingDir    
    if ((Get-ChildItem -Path $WorkingDir -Force | Measure-Object).Count -ne 0) {
        echo(" ")
        echo "The current working directory($Global:WorkingDir) isn't empty. Would you like to create a new one?"

        $ChangeWorkingDir = Read-Host "(y - Create new folder | n -  Download and setup in current directory)"
        if ($ChangeWorkingDir -eq 'y') {
            Create-WorkingDir
            Check-WorkingDir
        }
    }
}

function Download-YTDLP {
    wget "https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp.exe" -OutFile "yt-dlp.exe"    
}

function Download-FFmpeg-Choice {
    echo(" ")
    echo("FFmpeg is required by yt-dlp to work correctly. If you already have FFmpeg downloaded and added to path,")
    echo("you can skip this step. Downloading FFmpeg might take a long time. Would you like to download FFmpeg?");

    $DownloadFFmpeg = Read-Host "(y - Download FFmpeg and extract it here | n - Don't download FFmpeg)"
    if ($DownloadFFmpeg -eq 'y') {
        wget "https://www.gyan.dev/ffmpeg/builds/ffmpeg-release-essentials.zip" -OutFile "ffmpeg-release-essentials.zip"
        Expand-Archive ".\ffmpeg-release-essentials.zip" -DestinationPath ".\ffmpeg-release-essentials"
        mv ".\ffmpeg-release-essentials\*\bin\*.exe" ".\"
        rm ".\ffmpeg-release-essentials.zip"
        rm ".\ffmpeg-release-essentials\" -Recurse
    }
}
   
Check-WorkingDir
Download-YTDLP
Download-FFmpeg-Choice

echo("@echo off") | Out-File "download.bat" -Encoding ascii
echo("title YT-DLP Download MP4") | Out-File "download.bat" -Encoding ascii -NoClobber -Append
echo("set /p `"link=Download video > `"") | Out-File "download.bat" -Encoding ascii -NoClobber -Append
echo("yt-dlp.exe --update > nul") | Out-File "download.bat" -Encoding ascii -NoClobber -Append
echo("yt-dlp.exe -f bestvideo --format mp4 --add-metadata --embed-thumbnail %link%") | Out-File "download.bat" -Encoding ascii -NoClobber -Append

echo("@echo off") | Out-File "download-mp3.bat" -Encoding ascii
echo("title YT-DLP Download MP3") | Out-File "download-mp3.bat" -Encoding ascii -NoClobber -Append
echo("set /p `"link=Download audio > `"") | Out-File "download-mp3.bat" -Encoding ascii -NoClobber -Append
echo("yt-dlp.exe --update > nul") | Out-File "download-mp3.bat" -Encoding ascii -NoClobber -Append
echo("yt-dlp.exe -f bestaudio -x --audio-format mp3 --audio-quality 0 --add-metadata --embed-thumbnail %link%") | Out-File "download-mp3.bat" -Encoding ascii -NoClobber -Append