# ZeroGravity — Windows setup
# Creates config directories, checks prerequisites, and builds the release binary.
# Run as: powershell -ExecutionPolicy Bypass -File scripts\setup-windows.ps1

$ErrorActionPreference = "Stop"
$ProjectDir = Split-Path -Parent $PSScriptRoot
if (-not $ProjectDir) { $ProjectDir = (Get-Location).Path }

# ── 1. Config directory ──
Write-Host "→ Setting up config directory…"
$ConfigDir = Join-Path $env:APPDATA "zerogravity"
New-Item -ItemType Directory -Force -Path $ConfigDir | Out-Null
Write-Host "  $ConfigDir"

# ── 2. Data directory ──
Write-Host "→ Setting up data directory…"
$DataDir = Join-Path $env:TEMP "zerogravity-standalone"
New-Item -ItemType Directory -Force -Path $DataDir | Out-Null
Write-Host "  $DataDir"

# ── 3. Prerequisite check: Antigravity must be installed ──
Write-Host "→ Checking for Antigravity installation…"
$LsBinary = Join-Path $env:LOCALAPPDATA "Programs\Antigravity\resources\app\extensions\antigravity\bin\language_server_windows_x64.exe"
if (-not (Test-Path $LsBinary)) {
    Write-Host ""
    Write-Host "✗ Antigravity is not installed (or the LS binary is missing)." -ForegroundColor Red
    Write-Host "  ZeroGravity requires a working Antigravity installation."
    Write-Host "  The Language Server binary is bundled with the Antigravity app"
    Write-Host "  and cannot be downloaded separately."
    Write-Host ""
    Write-Host "  Expected path:"
    Write-Host "    $LsBinary"
    Write-Host ""
    Write-Host "  Install Antigravity first, then re-run this script."
    Write-Host "  Alternatively, set ZEROGRAVITY_LS_PATH to a custom LS binary location."
    exit 1
}
Write-Host "  Found: $LsBinary"

# ── 4. Build ──
Write-Host "→ Building release binary…"
Push-Location $ProjectDir
cargo build --release
Pop-Location

$Binary = Join-Path $ProjectDir "target\release\zerogravity.exe"
if (-not (Test-Path $Binary)) {
    Write-Error "Build failed — $Binary not found"
    exit 1
}
Write-Host "  Built: $Binary"

Write-Host ""
Write-Host "✓ Setup complete."
Write-Host "  Start: .\target\release\zerogravity.exe"