[CmdletBinding()]
param(
    [string]$BuildDirectory = (Join-Path $PSScriptRoot '../native/build'),
    [string]$Generator = '',
    [ValidateRange(1, 64)][int]$Jobs = 2,
    [switch]$Test
)
$ErrorActionPreference = 'Stop'
$SourceDirectory = [System.IO.Path]::GetFullPath((Join-Path $PSScriptRoot '../native'))
$BuildDirectory = [System.IO.Path]::GetFullPath($BuildDirectory)
if (-not (Get-Command cmake -ErrorAction SilentlyContinue)) { throw 'CMake 3.24+ is required.' }
if (-not (Get-Command git -ErrorAction SilentlyContinue)) { throw 'Git is required to fetch pinned RandomX.' }
$NativeTests = if ($Test) { 'ON' } else { 'OFF' }
$ConfigureArguments = @('-S', $SourceDirectory, '-B', $BuildDirectory,
    '-DCMAKE_BUILD_TYPE=Release', "-DWIKIDECK_RANDOMX_TESTS=$NativeTests")
if ($Generator) { $ConfigureArguments += @('-G', $Generator) }
& cmake @ConfigureArguments
if ($LASTEXITCODE -ne 0) { throw 'RandomX CMake configuration failed.' }
& cmake --build $BuildDirectory --config Release --target wikideck-randomx --parallel $Jobs
if ($LASTEXITCODE -ne 0) { throw 'RandomX native build failed.' }
if ($Test) {
    & ctest --test-dir $BuildDirectory -C Release --output-on-failure
    if ($LASTEXITCODE -ne 0) { throw 'RandomX known-vector test failed.' }
}
Write-Host "Built native RandomX engine in $BuildDirectory"