# AeThex Development Environment Startup Script
# https://aethex.dev
# Run this script to start the full development environment

param(
    [switch]$SkipDatabase,
    [switch]$SkipBackend,
    [switch]$SkipEngine,
    [switch]$ResetDatabase,
    [switch]$Help
)

$ErrorActionPreference = "Stop"
$ProjectRoot = $PSScriptRoot
$AuthServicePath = "$ProjectRoot\services\auth-service"
$EnginePath = "$ProjectRoot\engine"

Write-Host "`n=== AeThex Development Environment ===" -ForegroundColor Cyan
Write-Host "https://aethex.dev`n" -ForegroundColor DarkGray

if ($Help) {
    Write-Host "Usage: .\start-dev.ps1 [options]`n"
    Write-Host "Options:"
    Write-Host "  -SkipDatabase    Skip starting PostgreSQL (if already running)"
    Write-Host "  -SkipBackend     Skip starting the auth-service"
    Write-Host "  -SkipEngine      Skip building/launching the engine"
    Write-Host "  -ResetDatabase   Reset and reseed the database"
    Write-Host "  -Help            Show this help message"
    exit 0
}

# Check prerequisites
function Test-Command($cmd) {
    return [bool](Get-Command $cmd -ErrorAction SilentlyContinue)
}

if (-not (Test-Command "docker")) {
    Write-Host "Warning: Docker not found. Database will need to be running separately." -ForegroundColor Yellow
    $SkipDatabase = $true
}

if (-not (Test-Command "npm")) {
    Write-Host "Error: npm not found. Please install Node.js" -ForegroundColor Red
    exit 1
}

# Step 1: Start Database
if (-not $SkipDatabase) {
    Write-Host "[1/4] Starting PostgreSQL database..." -ForegroundColor Green
    Push-Location $AuthServicePath
    try {
        docker-compose up -d postgres
        Write-Host "  Waiting for database to be ready..."
        Start-Sleep -Seconds 5
    } catch {
        Write-Host "  Warning: Could not start database with Docker" -ForegroundColor Yellow
    }
    Pop-Location
}

# Step 2: Setup Backend
if (-not $SkipBackend) {
    Write-Host "[2/4] Setting up auth-service..." -ForegroundColor Green
    Push-Location $AuthServicePath
    
    # Install dependencies if needed
    if (-not (Test-Path "node_modules")) {
        Write-Host "  Installing npm dependencies..."
        npm install
    }
    
    # Generate Prisma client
    Write-Host "  Generating Prisma client..."
    npx prisma generate
    
    # Run migrations
    if ($ResetDatabase) {
        Write-Host "  Resetting database..."
        npx prisma migrate reset --force
    } else {
        Write-Host "  Running database migrations..."
        npx prisma migrate dev --name init 2>$null
    }
    
    # Seed database
    Write-Host "  Seeding database with demo data..."
    npm run seed
    
    # Start backend in background
    Write-Host "  Starting auth-service on port 3001..."
    Start-Process powershell -ArgumentList "-NoExit", "-Command", "cd '$AuthServicePath'; npm run dev" -WindowStyle Normal
    
    Pop-Location
    Write-Host "  Auth service starting at http://localhost:3001" -ForegroundColor Cyan
}

# Step 3: Build Engine (if needed)
if (-not $SkipEngine) {
    Write-Host "[3/4] Checking AeThex Engine..." -ForegroundColor Green
    Push-Location $EnginePath
    
    $engineExe = "bin\aethex.windows.editor.x86_64.exe"
    
    if (-not (Test-Path $engineExe)) {
        Write-Host "  Building engine (this may take a while)..."
        if (Test-Command "scons") {
            scons platform=windows target=editor -j8
        } else {
            Write-Host "  Warning: scons not found. Please build the engine manually." -ForegroundColor Yellow
        }
    } else {
        Write-Host "  Engine already built" -ForegroundColor DarkGray
    }
    
    Pop-Location
}

# Step 4: Launch Engine
if (-not $SkipEngine) {
    Write-Host "[4/4] Launching AeThex Engine..." -ForegroundColor Green
    $engineExe = "$EnginePath\bin\aethex.windows.editor.x86_64.exe"
    
    if (Test-Path $engineExe) {
        Start-Sleep -Seconds 2  # Wait for backend to initialize
        Start-Process $engineExe -ArgumentList "--project-manager"
        Write-Host "  Engine launched!" -ForegroundColor Cyan
    } else {
        Write-Host "  Engine executable not found at: $engineExe" -ForegroundColor Yellow
    }
}

Write-Host "`n=== Development Environment Ready ===" -ForegroundColor Green
Write-Host @"

Services:
  - Auth API:    http://localhost:3001
  - Health:      http://localhost:3001/health
  - Database:    postgresql://aethex:aethex_dev@localhost:5432/aethex_dev

Demo Account:
  - Email:       demo@aethex.dev
  - Password:    DemoPass123

API Endpoints:
  - POST /api/v1/auth/register   - Create account
  - POST /api/v1/auth/login      - Login
  - GET  /api/v1/auth/me         - Get current user
  - GET  /api/v1/games           - List store games
  - GET  /api/v1/games/featured  - Featured games
  - GET  /api/v1/users/library   - User's game library

"@ -ForegroundColor DarkGray

Write-Host "Press any key to exit this window..." -ForegroundColor DarkGray
$null = $Host.UI.RawUI.ReadKey("NoEcho,IncludeKeyDown")