param(
    [string]$Version = "0.1.0",
    [int]$VersionCode = 1,
    [string]$Channel = "stable"
)

$ErrorActionPreference = "Stop"
$root = Resolve-Path "$PSScriptRoot\.."
$apk = Join-Path $root "android\app\build\outputs\apk\release\app-release.apk"
$releaseDir = Join-Path $root "deploy\releases\android"

Push-Location (Join-Path $root "android")
try {
    .\gradlew.bat :app:assembleRelease --console=plain --no-daemon
}
finally {
    Pop-Location
}

if (!(Test-Path $apk)) {
    throw "Release APK was not produced: $apk"
}

New-Item -ItemType Directory -Force -Path $releaseDir | Out-Null
$targetName = "qmax-$Version-$Channel.apk"
$target = Join-Path $releaseDir $targetName
Copy-Item -LiteralPath $apk -Destination $target -Force

$hash = (Get-FileHash -Algorithm SHA256 -LiteralPath $target).Hash.ToLowerInvariant()
$size = (Get-Item -LiteralPath $target).Length
$manifest = [ordered]@{
    slug = "qmax"
    name = "QMAX"
    version = $Version
    androidVersionCode = $VersionCode
    channel = $Channel
    platform = "android"
    packageKind = "apk"
    downloadPath = "/api/app-updates/android/download/$targetName"
    packageSizeBytes = $size
    sha256 = $hash
    notes = "QMAX $Version"
    publishedAt = (Get-Date).ToUniversalTime().ToString("O")
}

$manifestJson = $manifest | ConvertTo-Json -Depth 4
$utf8NoBom = New-Object System.Text.UTF8Encoding($false)
[System.IO.File]::WriteAllText((Join-Path $releaseDir "latest.json"), $manifestJson, $utf8NoBom)
Write-Host "Packaged $targetName"
Write-Host "SHA-256 $hash"