#requires -Version 7
# Top-level Windows release build. Mirrors scripts/macos/build.sh.

$ErrorActionPreference = 'Stop'

$Root = Resolve-Path (Join-Path $PSScriptRoot '..\..')
Set-Location $Root

if (-not $IsWindows) {
    Write-Error "wrong platform: $($PSVersionTable.OS) - use cargo xtask build"
    exit 1
}

. (Join-Path $PSScriptRoot '_toolchain.ps1')
$tc = Get-Toolchain
Initialize-Toolchain $tc
Write-Host "toolchain: $($tc.Kind)"

$env:PROFILE = 'release'

$Build = Join-Path $Root 'build'
$BinDir = Join-Path $Build 'bin\femm'

Write-Host 'Building Triangle...'
& (Join-Path $PSScriptRoot 'build_triangle.ps1')

$tri = Join-Path $Root 'build\triangle\triangle.exe'
if (-not (Test-Path $tri)) { Write-Error "triangle binary missing at $tri"; exit 1 }

# femm-app/build.rs embeds this into femm.exe, so it must exist before cargo build.
$svg = Join-Path $Root 'assets\femm.svg'
$icoOut = Join-Path $Build 'assets\femm.ico'
New-Item -ItemType Directory -Force -Path (Split-Path $icoOut) | Out-Null
if (Test-Path $svg) {
    $magick = Get-Command magick.exe -ErrorAction SilentlyContinue
    if ($magick) {
        & $magick.Source -background none $svg -define icon:auto-resize=16,32,48,64,128,256 $icoOut
        if ($LASTEXITCODE -ne 0) { Write-Warning "magick failed to build $icoOut ($LASTEXITCODE)" }
    } else {
        Write-Warning 'magick not found - femm.exe will be built without an embedded icon'
    }
}

Write-Host 'Building Rust workspace (release)...'
$cargoArgs = @('build','--release','-p','femm-app','-p','femm-mag-solve')
if ($tc.CargoTarget) {
    $cargoArgs += @('--target',$tc.CargoTarget)
}
& cargo @cargoArgs
if ($LASTEXITCODE -ne 0) { throw "cargo build failed ($LASTEXITCODE)" }

$targetDir = if ($tc.CargoTarget) {
    Join-Path $Root "target\$($tc.CargoTarget)\release"
} else {
    Join-Path $Root 'target\release'
}
$bin   = Join-Path $targetDir 'femm.exe'
$solve = Join-Path $targetDir 'femm-mag-solve.exe'
foreach ($p in @($bin, $solve)) {
    if (-not (Test-Path $p)) { Write-Error "missing build output: $p"; exit 1 }
}

if (Test-Path $BinDir) { Remove-Item $BinDir -Recurse -Force }
New-Item -ItemType Directory -Force -Path $BinDir | Out-Null

Copy-Item $bin   (Join-Path $BinDir 'femm.exe')
Copy-Item $solve (Join-Path $BinDir 'femm-mag-solve.exe')
Copy-Item $tri   (Join-Path $BinDir 'triangle.exe')

if (Test-Path $icoOut) {
    Copy-Item $icoOut (Join-Path $BinDir 'femm.ico')
}

Write-Host "Built: $BinDir"