# Backboard CLI installer (native binary, PowerShell)
# Usage: irm https://app.backboard.io/api/cli/windows | iex
$ErrorActionPreference = 'Stop'
[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12

$ApiBase = 'https://app.backboard.io/api'
$InviteRequired = '0'
$Code = ''

if ($InviteRequired -eq '1' -and [string]::IsNullOrEmpty($Code)) {
    $Code = Read-Host 'Enter your invite code'
}

$InstallDir = Join-Path $env:USERPROFILE '.backboard\bin'
$Binary = Join-Path $InstallDir 'backboard.exe'
# Default to the AVX2 build (every Windows 10+ x64 box since ~2013 has it).
# Pre-AVX2 CPUs that hit an "Illegal Instruction" can set
# $env:BACKBOARD_BASELINE=1 before running to grab the baseline slice.
$Slug = 'windows-x64'
if ($env:BACKBOARD_BASELINE -eq '1') { $Slug = 'windows-x64-baseline' }
$Url = "$ApiBase/cli/download/$Slug"
if (-not [string]::IsNullOrEmpty($Code)) { $Url = "$Url?code=$Code" }

New-Item -ItemType Directory -Force -Path $InstallDir | Out-Null
Write-Host "  downloading backboard (windows-x64)..." -ForegroundColor Cyan
try {
    Invoke-WebRequest -Uri $Url -OutFile $Binary -UseBasicParsing
} catch {
    Write-Host "error: download failed (invalid invite code, or Windows binary not available yet)." -ForegroundColor Red
    exit 1
}

$userPath = [Environment]::GetEnvironmentVariable('Path', 'User')
if ($null -eq $userPath) { $userPath = '' }
if ($userPath -notlike "*$InstallDir*") {
    $newPath = if ($userPath) { "$userPath;$InstallDir" } else { $InstallDir }
    [Environment]::SetEnvironmentVariable('Path', $newPath, 'User')
    Write-Host "  added $InstallDir to user PATH — open a new shell to pick it up" -ForegroundColor Cyan
}

Write-Host "  installed -> $Binary" -ForegroundColor Green
Write-Host "  run: backboard"