installs choco, python, git and others

bootstrap.ps1

#Requires -RunAsAdministrator
<#
.SYNOPSIS
    One-shot dev environment bootstrap: Chocolatey, Git, Python, uv, Node.js
.DESCRIPTION
    Idempotent. Safe to re-run. Skips anything already installed.
    Run in an elevated PowerShell session.
#>

Set-StrictMode -Version Latest
$ErrorActionPreference = 'Stop'

# ── Helpers ────────────────────────────────────────────────────────────────────

function Write-Step  { param($msg) Write-Host "`n==> $msg" -ForegroundColor Cyan }
function Write-Ok    { param($msg) Write-Host "    [OK] $msg" -ForegroundColor Green }
function Write-Skip  { param($msg) Write-Host "    [SKIP] $msg" -ForegroundColor Yellow }
function Write-Fail  { param($msg) Write-Host "    [FAIL] $msg" -ForegroundColor Red }

function Refresh-Path {
    $env:Path = [System.Environment]::GetEnvironmentVariable('Path','Machine') + ';' +
                [System.Environment]::GetEnvironmentVariable('Path','User')
}

function Command-Exists { param($cmd) return [bool](Get-Command $cmd -ErrorAction SilentlyContinue) }

function Assert-ExitCode {
    param($code, $what)
    if ($code -ne 0) { throw "$what failed with exit code $code" }
}

# ── 1. Chocolatey ──────────────────────────────────────────────────────────────

Write-Step "Chocolatey"
if (Command-Exists choco) {
    Write-Skip "choco already installed ($(choco --version))"
} else {
    try {
        [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072
        $installScript = (New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1')
        Invoke-Expression $installScript
        Refresh-Path
        if (-not (Command-Exists choco)) { throw "choco binary not found after install" }
        Write-Ok "Chocolatey installed ($(choco --version))"
    } catch {
        Write-Fail "Chocolatey install failed: $_"
        exit 1
    }
}

# ── 2. Git ─────────────────────────────────────────────────────────────────────

Write-Step "Git"
if (Command-Exists git) {
    Write-Skip "git already installed ($(git --version))"
} else {
    choco install git -y --no-progress
    Assert-ExitCode $LASTEXITCODE "git install"
    Refresh-Path
    Write-Ok "Git installed ($(git --version))"
}

# ── 3. Python ──────────────────────────────────────────────────────────────────

Write-Step "Python"
if (Command-Exists python) {
    $pyVer = python --version 2>&1
    Write-Skip "python already installed ($pyVer)"
} else {
    choco install python -y --no-progress
    Assert-ExitCode $LASTEXITCODE "python install"
    Refresh-Path
    Write-Ok "Python installed ($(python --version 2>&1))"
}

# ── 4. uv ──────────────────────────────────────────────────────────────────────

Write-Step "uv (Astral)"
if (Command-Exists uv) {
    Write-Skip "uv already installed ($(uv --version))"
} else {
    try {
        # Official installer — works without pip
        $uvInstall = (Invoke-WebRequest -Uri 'https://astral.sh/uv/install.ps1' -UseBasicParsing).Content
        Invoke-Expression $uvInstall
        Refresh-Path

        # uv installs to %USERPROFILE%\.local\bin by default; add it if missing
        $uvBinDir = Join-Path $env:USERPROFILE '.local\bin'
        if (Test-Path $uvBinDir) {
            $currentPath = [System.Environment]::GetEnvironmentVariable('Path','User')
            if ($currentPath -notlike "*$uvBinDir*") {
                [System.Environment]::SetEnvironmentVariable('Path', "$currentPath;$uvBinDir", 'User')
            }
            Refresh-Path
        }

        if (-not (Command-Exists uv)) { throw "uv binary not found after install" }
        Write-Ok "uv installed ($(uv --version))"
    } catch {
        Write-Fail "uv install failed: $_"
        exit 1
    }
}

# ── 5. Node.js (LTS) ───────────────────────────────────────────────────────────

Write-Step "Node.js (LTS)"
if (Command-Exists node) {
    Write-Skip "node already installed ($(node --version))"
} else {
    choco install nodejs-lts -y --no-progress
    Assert-ExitCode $LASTEXITCODE "node install"
    Refresh-Path
    Write-Ok "Node.js installed ($(node --version)) / npm $(npm --version)"
}

# ── Summary ────────────────────────────────────────────────────────────────────

Write-Host "`n━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━" -ForegroundColor DarkGray
Write-Host " All done. Versions:" -ForegroundColor White
Write-Host "   choco  : $(choco --version)"            -ForegroundColor Gray
Write-Host "   git    : $(git --version)"              -ForegroundColor Gray
Write-Host "   python : $(python --version 2>&1)"      -ForegroundColor Gray
if (Command-Exists uv)   { Write-Host "   uv     : $(uv --version)"   -ForegroundColor Gray }
if (Command-Exists node) { Write-Host "   node   : $(node --version)" -ForegroundColor Gray }
if (Command-Exists npm)  { Write-Host "   npm    : $(npm --version)"  -ForegroundColor Gray }
Write-Host "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━`n" -ForegroundColor DarkGray
Write-Host "Restart your terminal to pick up all PATH changes." -ForegroundColor Yellow