install_nvm_windows_no_admin.ps1

# Define variables
$nvmUrl = "https://github.com/coreybutler/nvm-windows/releases/latest/download/nvm-noinstall.zip"
$userFolder = [System.Environment]::GetFolderPath('UserProfile')
$nvmFolder = "$userFolder\nvm"
$nvmZipPath = "$userFolder\nvm-noinstall.zip"
$settingsFilePath = "$nvmFolder\settings.txt"

# Create NVM folder if it does not exist
if (-Not (Test-Path -Path $nvmFolder)) {
    New-Item -ItemType Directory -Force -Path $nvmFolder
}

# Download NVM for Windows zip file
Write-Output "Downloading NVM for Windows..."
Invoke-WebRequest -Uri $nvmUrl -OutFile $nvmZipPath

# Unzip the downloaded file to the NVM folder
Write-Output "Unzipping NVM to user folder..."
Add-Type -AssemblyName System.IO.Compression.FileSystem
[System.IO.Compression.ZipFile]::ExtractToDirectory($nvmZipPath, $nvmFolder)

# Remove the downloaded zip file
Remove-Item -Path $nvmZipPath

# Update user environment variables
$nvmPath = "$nvmFolder"
$nodePath = "$nvmFolder\nodejs"

# Create settings.txt file with the environment variables
$settingsContent = @"
root: $nvmPath
path: $nodePath
arch: 64
proxy: none
"@

Write-Output "Creating settings.txt file..."
Set-Content -Path $settingsFilePath -Value $settingsContent

# Function to set a user environment variable persistently
function Set-UserEnvironmentVariable {
    param (
        [string]$name,
        [string]$value
    )
    [System.Environment]::SetEnvironmentVariable($name, $value, [System.EnvironmentVariableTarget]::User)
}

# Set NVM_HOME and NVM_SYMLINK environment variables persistently
Write-Output "Setting NVM_HOME and NVM_SYMLINK environment variables persistently..."
Set-UserEnvironmentVariable -name "NVM_HOME" -value $nvmPath
Set-UserEnvironmentVariable -name "NVM_SYMLINK" -value $nodePath

# Function to add a path to the user's PATH environment variable persistently
function Add-ToUserPath {
    param (
        [string]$newPath
    )
    $currentPath = [System.Environment]::GetEnvironmentVariable("Path", [System.EnvironmentVariableTarget]::User)
    if (-Not $currentPath.Split(';').Contains($newPath)) {
        $newPath = "$currentPath;$newPath"
        [System.Environment]::SetEnvironmentVariable("Path", $newPath, [System.EnvironmentVariableTarget]::User)
    }
}

# Add NVM and Node.js paths to the user's PATH environment variable persistently
Write-Output "Updating user PATH environment variable persistently..."
Add-ToUserPath -newPath $nvmPath
Add-ToUserPath -newPath $nodePath

# Inform the user to restart the terminal
Write-Output "NVM installation completed. Please restart your terminal to start using NVM."