$baseUrl = "http://62.238.2.22:8787"
$stellaDir = "$env:USERPROFILE\Stella"
$binDir = "$env:USERPROFILE\.bun\bin"

Write-Host ""
Write-Host "  Installing Stella..." -ForegroundColor Cyan
Write-Host ""

# Create dirs
New-Item -ItemType Directory -Path $stellaDir -Force | Out-Null
New-Item -ItemType Directory -Path $binDir -Force | Out-Null

# Download
Write-Host "  [1/3] Downloading..." -ForegroundColor Cyan
$zip = "$env:TEMP\stella.zip"
[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
Invoke-WebRequest -Uri "$baseUrl/stella.zip" -OutFile $zip -UseBasicParsing
Write-Host "  Done" -ForegroundColor Green

# Extract
Write-Host "  [2/3] Extracting..." -ForegroundColor Cyan
Expand-Archive -Path $zip -DestinationPath $stellaDir -Force
Remove-Item $zip -Force
Write-Host "  Done" -ForegroundColor Green

# Create launcher
Write-Host "  [3/3] Setting up..." -ForegroundColor Cyan
$launcher = "$binDir\stella.cmd"
@"
@echo off
set STELLA_SKIP_ONBOARDING=
"$stellaDir\stella.exe" %*
"@ | Out-File -FilePath $launcher -Encoding ASCII

# Update PATH (current session + user)
$userPath = [Environment]::GetEnvironmentVariable("Path", "User")
if ($userPath -notlike "*$binDir*") {
  [Environment]::SetEnvironmentVariable("Path", "$userPath;$binDir", "User")
}
$env:Path = "$env:Path;$binDir"

Write-Host "  Done" -ForegroundColor Green
Write-Host ""
Write-Host "  Installed! Run: stella" -ForegroundColor Green
Write-Host ""