PowerShell script to add winget package path to environment variables PATH, only for portable packages

winget_package_to_path.ps1

# Get user's Winget packages directory
$userProfile = [System.Environment]::GetFolderPath('UserProfile')
$wingetDir = Join-Path $userProfile "AppData\Local\Microsoft\WinGet\Packages"


$pathsToAdd = @()

Get-ChildItem -Path $wingetDir -Directory | ForEach-Object {
	$packageDir = $_.FullName

	# Find .exe
	$exeFile = Get-ChildItem -Path $packageDir -Recurse -Filter *.exe -File -Depth 0 -ErrorAction SilentlyContinue
	if ($exeFile) {
		$exeDir = Split-Path $exeFile[0].FullName
		if (-not ($pathsToAdd -contains $exeDir)) {
			$pathsToAdd += $exeDir
		}
		return
	}

	# No .exe directly, try find bin
	$binDir = Get-ChildItem -Path $packageDir -Directory -Recurse `
	| Where-Object { $_.Name -eq "bin" } | Select-Object -First 1
	if ($binDir) {
		$exeInBin = Get-ChildItem -Path $binDir.FullName -Filter *.exe -File
		if ($exeInBin) {
			$binDirPath = $binDir.FullName
			if (-not ($pathsToAdd -contains $binDirPath)) {
				$pathsToAdd += $binDirPath
			}
			return
		}
	}

	# No bin, try find other directories having .exe
	$firstExe = Get-ChildItem -Path $packageDir -Recurse -Filter *.exe -File | Select-Object -First 1
	if ($firstExe) {
		$exeDir = Split-Path $firstExe.FullName
		if (-not ($pathsToAdd -contains $exeDir)) {
			$pathsToAdd += $exeDir
		}
		return
	}

	Write-Host "No .exe file found in $packageName, skipping..."
}

foreach ($exePath in $pathsToAdd) {
	# Get existing PATH
	$currentPath = [System.Environment]::GetEnvironmentVariable('PATH', [System.EnvironmentVariableTarget]::User)
	$normalizedPath = $currentPath -replace '/', '\'
	$existingPath = $normalizedPath -split ';'
	if ($existingPath -contains $exePath) {
		Write-Host "$exePath" -ForegroundColor Red
		Write-Host "Already exists in PATH, skipped."
		continue
	}
	Write-Host "$exePath" -ForegroundColor Green
	Write-Host "Add to PATH? (y/n): " -NoNewline
	$answer = Read-Host
	if ($answer -eq 'y') {
		$currentUserPath = [System.Environment]::GetEnvironmentVariable('PATH', [System.EnvironmentVariableTarget]::User)
		$newUserPath = $currentUserPath + ";$exePath"
		[System.Environment]::SetEnvironmentVariable('PATH', $newUserPath, [System.EnvironmentVariableTarget]::User)
		Write-Host "Added：$exePath" -ForegroundColor Blue
	}
}