param(
    [string]$OutputPath = "release\intelligent-cost-prediction-html5.zip"
)

$ErrorActionPreference = "Stop"

$repoRoot = Resolve-Path (Join-Path $PSScriptRoot "..")
$sourceDir = Join-Path $repoRoot "html5_cost_prediction"
$releaseRoot = Join-Path $repoRoot "release"
$stageDir = Join-Path $releaseRoot "intelligent-cost-prediction-html5"
$zipPath = Join-Path $repoRoot $OutputPath

function Assert-InRepo([string]$PathToCheck) {
    $resolved = [System.IO.Path]::GetFullPath($PathToCheck)
    $root = [System.IO.Path]::GetFullPath($repoRoot)
    if (-not $resolved.StartsWith($root, [System.StringComparison]::OrdinalIgnoreCase)) {
        throw "Refusing to operate outside repository: $resolved"
    }
}

Assert-InRepo $stageDir
Assert-InRepo $zipPath

New-Item -ItemType Directory -Force -Path $releaseRoot | Out-Null

if (Test-Path $stageDir) {
    Remove-Item -LiteralPath $stageDir -Recurse -Force
}
if (Test-Path $zipPath) {
    Remove-Item -LiteralPath $zipPath -Force
}

Copy-Item -Recurse -Path $sourceDir -Destination $stageDir
Compress-Archive -Path (Join-Path $stageDir "*") -DestinationPath $zipPath -Force

Write-Host "HTML5 zip created: $zipPath"