---

$ErrorActionPreference = "Stop"

$dir = "$env:USERPROFILE\Desktop\LR4"
$archive = "$dir\LR4_transport_AES256.zip"
$password = "LR4-Transfer!26"

$sevenZip = @(
    "$env:ProgramFiles\7-Zip\7z.exe",
    "${env:ProgramFiles(x86)}\7-Zip\7z.exe"
) | Where-Object { Test-Path $_ } | Select-Object -First 1

if (-not $sevenZip) {
    throw "7-Zip not found"
}

# Exact file names
$files = @(
    "$dir\LR4_Word.docx",
    "$dir\LR4_Excel.xlsx",
    "$dir\LR4.pdf"
)

# Check files
foreach ($file in $files) {
    if (-not (Test-Path $file)) {
        throw "File not found: $file"
    }
    Write-Host "FOUND: $file" -ForegroundColor Green
}

# Remove previous archive if present
if (Test-Path $archive) {
    Remove-Item $archive -Force
}

# Create AES-256 ZIP
& $sevenZip a -tzip -mem=AES256 "-p$password" -y `
    $archive $files

if ($LASTEXITCODE -ne 0) {
    throw "Archive creation failed"
}

# Verify encrypted archive
& $sevenZip t "-p$password" $archive | Out-Null

if ($LASTEXITCODE -ne 0) {
    throw "Archive verification failed"
}

Write-Host ""
Write-Host "SUCCESS! AES-256 archive created" -ForegroundColor Green
Write-Host "File: $archive"
Write-Host "Password: $password"

explorer.exe $dir