$ErrorActionPreference = "Stop"
$android = Join-Path (Split-Path -Parent $PSScriptRoot) "android"
Set-Location $android
$ver = "8.9"
$zip = Join-Path $env:TEMP "gradle-$ver-bin.zip"
$dest = Join-Path $env:TEMP "gradle-$ver"
if (-not (Test-Path "$dest\bin\gradle.bat")) {
    Invoke-WebRequest "https://services.gradle.org/distributions/gradle-$ver-bin.zip" -OutFile $zip
    Expand-Archive -Force $zip $env:TEMP
}
& "$dest\bin\gradle.bat" wrapper --gradle-version $ver