# Download Xray + Hysteria Android binaries into app assets (required for VPN cores).
$ErrorActionPreference = "Stop"
$Root = Split-Path -Parent $PSScriptRoot
$Assets = Join-Path $Root "android\app\src\main\assets\cores"
$Tmp = Join-Path $env:TEMP "navis-android-cores"
New-Item -ItemType Directory -Force -Path $Tmp, $Assets | Out-Null

function Get-AbiDir([string]$abi) {
    $d = Join-Path $Assets $abi
    New-Item -ItemType Directory -Force -Path $d | Out-Null
    return $d
}

$xrayVer = "25.3.6"
$xrayAssets = @(
    @{ abi = "arm64-v8a"; file = "Xray-android-arm64-v8a.zip" },
    @{ abi = "armeabi-v7a"; file = "Xray-android-arm32-v7a.zip" },
    @{ abi = "x86_64"; file = "Xray-android-x86_64.zip?"; }
)
# Correct zip names from XTLS releases (may vary — try common ones)
$xrayAssets = @(
    @{ abi = "arm64-v8a"; file = "Xray-android-arm64-v8a.zip" },
    @{ abi = "armeabi-v7a"; file = "Xray-android-arm32-v7a.zip" },
    @{ abi = "x86_64"; file = "Xray-android-amd64.zip" }
)

foreach ($e in $xrayAssets) {
    try {
        $u = "https://github.com/XTLS/Xray-core/releases/download/v$xrayVer/$($e.file)"
        $z = Join-Path $Tmp $e.file
        Write-Host "Downloading Xray $($e.abi) from $u ..."
        Invoke-WebRequest -Uri $u -OutFile $z
        $out = Join-Path $Tmp ("xray-" + $e.abi)
        if (Test-Path $out) { Remove-Item -Recurse -Force $out }
        Expand-Archive -Force $z $out
        $bin = Get-ChildItem $out -Recurse | Where-Object { $_.Name -eq "xray" } | Select-Object -First 1
        if (-not $bin) { throw "xray binary not found in zip" }
        Copy-Item -Force $bin.FullName (Join-Path (Get-AbiDir $e.abi) "xray")
    } catch {
        Write-Warning "Skip Xray $($e.abi): $($_.Exception.Message)"
    }
}

$hyVer = "app/v2.6.1"
$hyMap = @(
    @{ abi = "arm64-v8a"; file = "hysteria-android-arm64" },
    @{ abi = "armeabi-v7a"; file = "hysteria-android-armv7" },
    @{ abi = "x86_64"; file = "hysteria-android-amd64" }
)
foreach ($h in $hyMap) {
    try {
        $u = "https://github.com/apernet/hysteria/releases/download/$hyVer/$($h.file)"
        $dest = Join-Path (Get-AbiDir $h.abi) "hysteria"
        Write-Host "Downloading Hysteria $($h.abi)..."
        Invoke-WebRequest -Uri $u -OutFile $dest
    } catch {
        Write-Warning "Skip Hy2 $($h.abi): $($_.Exception.Message)"
    }
}

@"
Navis Android cores
- xray: VLESS / VMess / Trojan
- hysteria: Hysteria 2
NaiveProxy / full AmneziaWG tunnel: WIP (import UI already accepts links)
"@ | Set-Content -Encoding UTF8 (Join-Path $Assets "README.txt")

Write-Host "Cores ready under $Assets"
Get-ChildItem $Assets -Recurse | Select-Object FullName, Length