Install Visual Studio Build Tools

install-vs-build-tools.ps1

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

# https://community.chocolatey.org/packages/visualstudio2017buildtools
$vsProduct = @{
    PackageName         = 'visualstudio2017buildtools'
    ApplicationName     = 'Microsoft Visual Studio Build Tools 2017'
    Url                 = 'https://download.visualstudio.microsoft.com/download/pr/85966aef-8515-43ec-a8d5-8d95fd7c9998/16c64a1f7d15fd92c001dde4d16eb1b7e07daee0cad17425adbe3f476d5bc656/vs_BuildTools.exe'
    Checksum            = '16C64A1F7D15FD92C001DDE4D16EB1B7E07DAEE0CAD17425ADBE3F476D5BC656'
    ChecksumType        = 'SHA256'
    InstallerTechnology = 'WillowVS2017OrLater'
    Product             = 'BuildTools'
    VisualStudioYear    = '2017'
    Preview             = $false
}

try {
    $tempRoot = [IO.Path]::GetTempPath()
    $randomDir = [IO.Path]::GetRandomFileName()
    $TempPath = (New-Item -ItemType Directory -Path (Join-Path $tempRoot $randomDir)).FullName

    if (-not (Test-Path -LiteralPath $TempPath -PathType Container)) {
        throw "Failed to create temporary directory at '$TempPath'."
    }

    $installerPath = Join-Path $TempPath "$($vsProduct.PackageName).exe"
    Invoke-WebRequest -Uri $vsProduct.Url -OutFile $installerPath

    if (-not (Test-Path -LiteralPath $installerPath -PathType Leaf)) {
        throw "Installer was not downloaded to '$installerPath'."
    }

    $actualHash = (Get-FileHash -Algorithm $vsProduct.ChecksumType -Path $installerPath).Hash
    $expectedHash = $vsProduct.Checksum.ToUpperInvariant()

    if ($actualHash -ne $expectedHash) {
        throw "Checksum mismatch. Expected '$expectedHash' but got '$actualHash'."
    }

    Write-Host "Download succeeded and checksum verification passed."
    Write-Host "Installer path: $installerPath"
}
catch {
    Write-Error "Failed to prepare installer: $($_.Exception.Message)"
    throw
}

$installerArguments = `
    "--add", `
    "Microsoft.VisualStudio.Workload.VCTools", `
    "--includeRecommended", `
    "--includeOptional"

try {
    if (-not (Test-Path -LiteralPath $installerPath -PathType Leaf)) {
        throw "Installer path is invalid: '$installerPath'."
    }

    & $installerPath @installerArguments
    $installerExitCode = $LASTEXITCODE

    if ($installerExitCode -eq 3010) {
        Write-Warning "Installer completed successfully but requires a reboot (exit code 3010)."
    }
    elseif ($installerExitCode -ne 0) {
        throw "Installer failed with exit code $installerExitCode."
    }

    Write-Host "Installer completed successfully (exit code $installerExitCode)."
}
catch {
    Write-Error "Installer execution failed: $($_.Exception.Message)"
    throw
}