# Grok Build Remote — free gbr-agent installer (Windows PowerShell)
# Hosted at: https://grokbuildremote.com/install.ps1
#
# Usage (PowerShell 5.1+):
#   irm https://grokbuildremote.com/install.ps1 | iex
#   # or download then:
#   .\install.ps1
#   .\install.ps1 -Version v0.3.0
#
param(
  [string]$Version = $(if ($env:GBR_VERSION) { $env:GBR_VERSION } else { "v0.3.0" }),
  [string]$InstallDir = $(if ($env:GBR_INSTALL_DIR) { $env:GBR_INSTALL_DIR } else { Join-Path $env:LOCALAPPDATA "GrokBuildRemote" }),
  [string]$Site = $(if ($env:GBR_SITE) { $env:GBR_SITE } else { "https://grokbuildremote.com" })
)

$ErrorActionPreference = "Stop"
$Product = "Grok Build Remote"
$Asset = "gbr-agent-windows-amd64.exe"
$BinName = "gbr-agent.exe"
$Base = if ($env:GBR_DOWNLOAD_BASE) { $env:GBR_DOWNLOAD_BASE } else { "$Site/downloads/$Version" }
$Url = "$Base/$Asset"

Write-Host "==> $Product agent installer (Windows)" -ForegroundColor Green
Write-Host "    version=$Version arch=amd64"
Write-Host "    download $Url"

New-Item -ItemType Directory -Force -Path $InstallDir | Out-Null
$tmp = Join-Path $env:TEMP $Asset
$dest = Join-Path $InstallDir $BinName

try {
  Invoke-WebRequest -Uri $Url -OutFile $tmp -UseBasicParsing
} catch {
  throw "Download failed: $Url — open $Site/#download"
}

Copy-Item -Force $tmp $dest
Write-Host "    installed: $dest" -ForegroundColor Green

# User PATH
$userPath = [Environment]::GetEnvironmentVariable("Path", "User")
if ($userPath -notlike "*$InstallDir*") {
  [Environment]::SetEnvironmentVariable("Path", "$userPath;$InstallDir", "User")
  $env:Path = "$env:Path;$InstallDir"
  Write-Host "    added $InstallDir to User PATH (open a new terminal for other shells)"
}

Write-Host ""
Write-Host "==> Next commands" -ForegroundColor Cyan
Write-Host @"
  # 1) Pair with the code shown in the mobile app
  gbr-agent pair -code YOURCODE

  # 2) Run the agent (keep this running)
  gbr-agent run

  # Useful
  gbr-agent sessions
  gbr-agent status
  gbr-agent version

Docs: $Site/#download
Support: $Site/support.html
"@