run-dev.ps1

param(
    [switch]$InstallIfNeeded,
    [switch]$Reload,
    [int]$ApiPort = 8000,
    [int]$FrontendPort = 3000
)

$ErrorActionPreference = "Stop"

$root = Split-Path -Parent $MyInvocation.MyCommand.Path
Set-Location $root

$venvPython = Join-Path $root ".venv\Scripts\python.exe"
$frontendNodeModules = Join-Path $root "frontend\node_modules"
$frontendRoot = Join-Path $root "frontend"

if ((-not (Test-Path $venvPython)) -or (-not (Test-Path $frontendNodeModules))) {
    if ($InstallIfNeeded) {
        & (Join-Path $root "setup.ps1")
    } else {
        throw "Dependencies are not installed yet. Run .\setup.cmd first, or use .\run-dev.ps1 -InstallIfNeeded."
    }
}

if ((-not (Test-Path ".env")) -and (Test-Path ".env.example")) {
    Copy-Item ".env.example" ".env"
}

function Test-PortInUse {
    param([int]$Port)

    $client = New-Object System.Net.Sockets.TcpClient
    try {
        $iar = $client.BeginConnect("127.0.0.1", $Port, $null, $null)
        $connected = $iar.AsyncWaitHandle.WaitOne(250)
        if ($connected -and $client.Connected) {
            $client.EndConnect($iar) | Out-Null
            return $true
        }
        return $false
    } catch {
        return $false
    } finally {
        $client.Close()
    }
}

if (Test-PortInUse -Port $ApiPort) {
    throw "Port $ApiPort is already in use. Run .\run-dev.cmd -ApiPort <free-port> to override it."
}

if (Test-PortInUse -Port $FrontendPort) {
    throw "Port $FrontendPort is already in use. Run .\run-dev.cmd -FrontendPort <free-port> to override it."
}

if (-not $Reload) {
    $buildIdFile = Join-Path $frontendRoot ".next\BUILD_ID"
    if (-not (Test-Path $buildIdFile)) {
        Write-Host "Building frontend for the first run..."
        Push-Location $frontendRoot
        try {
            npm run build
        } finally {
            Pop-Location
        }
    }
}

$reloadArg = ""
if ($Reload) {
    $reloadArg = " --reload"
}

$apiCommand = "Set-Location '$root'; & '$venvPython' -m uvicorn api.main:app --host 0.0.0.0 --port $ApiPort --log-level info$reloadArg"
if ($Reload) {
    $frontendCommand = "Set-Location '$frontendRoot'; `$env:NEXT_PUBLIC_API_URL='http://localhost:$ApiPort'; npm run dev -- --port $FrontendPort"
} else {
    $frontendCommand = "Set-Location '$frontendRoot'; `$env:NEXT_PUBLIC_API_URL='http://localhost:$ApiPort'; npx next start -p $FrontendPort"
}

Start-Process -FilePath "powershell" -WorkingDirectory $root -ArgumentList @(
    "-NoExit",
    "-ExecutionPolicy", "Bypass",
    "-Command", $apiCommand
)

Start-Sleep -Seconds 2

Start-Process -FilePath "powershell" -WorkingDirectory $frontendRoot -ArgumentList @(
    "-NoExit",
    "-ExecutionPolicy", "Bypass",
    "-Command", $frontendCommand
)

Write-Host "BloomFL dev servers are starting in separate PowerShell windows."
Write-Host "Backend:  http://localhost:$ApiPort"
Write-Host "Docs:     http://localhost:$ApiPort/docs"
Write-Host "Frontend: http://localhost:$FrontendPort"