param(
    [string]$ProjectRoot = (Resolve-Path "$PSScriptRoot\..").Path,
    [string]$ProjectFile = "swarm.b4a",
    [string]$BuilderPath = "C:\Program Files\Anywhere Software\B4A\B4ABuilder.exe",
    [ValidateSet("Build", "BuildBundle", "BuildLibrary")]
    [string]$Task = "Build",
    [switch]$NoSign,
    [switch]$Obfuscate,
    [switch]$NoClean,
    [string]$Configuration = "",
    [string]$Output = ""
)

$ErrorActionPreference = "Stop"

if (-not (Test-Path -LiteralPath $BuilderPath)) {
    throw "B4ABuilder.exe non trovato: $BuilderPath"
}

if (-not (Test-Path -LiteralPath (Join-Path $ProjectRoot $ProjectFile))) {
    throw "Progetto B4A non trovato: $(Join-Path $ProjectRoot $ProjectFile)"
}

$arguments = @(
    "-Task=$Task",
    "-BaseFolder=$ProjectRoot",
    "-Project=$ProjectFile",
    "-Obfuscate=$($Obfuscate.IsPresent)",
    "-ShowWarnings=True",
    "-NoSign=$($NoSign.IsPresent)",
    "-NoClean=$($NoClean.IsPresent)"
)

if ($Configuration.Trim().Length -gt 0) {
    $arguments += "-Configuration=$Configuration"
}

if ($Output.Trim().Length -gt 0) {
    $arguments += "-Output=$Output"
}

Write-Host "B4A build: $ProjectFile"
Write-Host "Root: $ProjectRoot"
Write-Host ""

& $BuilderPath @arguments
$exitCode = $LASTEXITCODE

if ($exitCode -ne 0) {
    throw "Build B4A fallita. Exit code: $exitCode"
}