foundation_deployment_platform 0.1.0

# Mount virtiofs project directory — called by scheduled task at every boot.
# Removes stale mount point, then starts virtiofs.exe as a background daemon.
$ErrorActionPreference = 'Stop'

$mountPoint = 'C:\Users\vagrant\project'
$maxRetries = 3
$retryDelay = 5

# Find virtiofs.exe — FAST PATH: check common locations first
$found = $null
$commonPaths = @(
    'C:\Program Files\Virtio-Win\VioFS\virtiofs.exe',
    'C:\Program Files (x86)\Virtio-Win\VioFS\virtiofs.exe'
)

foreach ($p in $commonPaths) {
    if (Test-Path $p) {
        $found = $p
        Write-Output "Found virtiofs.exe at: $found"
        break
    }
}

# FALLBACK: Search registry if not found
if (-not $found) {
    Write-Output "Not found in common locations, checking registry..."
    $reg = Get-ItemProperty 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Virtio-win-driver-installer' -ErrorAction SilentlyContinue
    if ($reg -and $reg.InstallLocation) {
        $regPath = Join-Path $reg.InstallLocation "VioFS\virtiofs.exe"
        if (Test-Path $regPath) {
            $found = $regPath
            Write-Output "Found virtiofs.exe via registry at: $found"
        }
    }
}

# FALLBACK: Search all uninstall entries
if (-not $found) {
    $virtioEntry = Get-ItemProperty 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\*' -ErrorAction SilentlyContinue |
                   Where-Object { $_.DisplayName -like '*virtio*' } |
                   Select-Object -First 1
    if ($virtioEntry -and $virtioEntry.InstallLocation) {
        $regPath = Join-Path $virtioEntry.InstallLocation "VioFS\virtiofs.exe"
        if (Test-Path $regPath) {
            $found = $regPath
            Write-Output "Found virtiofs.exe via registry search at: $found"
        }
    }
}

if (-not $found) {
    throw "virtiofs.exe not found - virtio-win drivers not installed. Checked: common paths and registry."
}

# Remove stale mount point — virtiofs.exe creates its own (error 183 if exists)
if (Test-Path $mountPoint) {
    Remove-Item -Path $mountPoint -Recurse -Force -ErrorAction SilentlyContinue
    Start-Sleep -Seconds 1
}

# Try mount with retries
$mounted = $false
for ($attempt = 1; $attempt -le $maxRetries; $attempt++) {
    Write-Output "Mount attempt $attempt of $maxRetries..."

    # Start virtiofs.exe as background daemon
    $proc = Start-Process -FilePath $found -ArgumentList "-t project -m $mountPoint" -WindowStyle Hidden -PassThru

    # Wait for mount to be accessible
    Start-Sleep -Seconds 2

    for ($wait = 0; $wait -lt 10; $wait++) {
        if (Test-Path $mountPoint) {
            # Verify it's actually accessible
            try {
                $testFile = Join-Path $mountPoint "Cargo.toml"
                if (Test-Path $testFile) {
                    $mounted = $true
                    Write-Output "Mount successful at $mountPoint"
                    break
                }
            } catch {
                # Continue waiting
            }
        }
        Start-Sleep -Seconds 1
    }

    if ($mounted) { break }

    Write-Output "Mount attempt $attempt failed, cleaning up and retrying..."
    # Kill any lingering virtiofs process
    Get-Process -Name "virtiofs" -ErrorAction SilentlyContinue | Stop-Process -Force -ErrorAction SilentlyContinue
    if (Test-Path $mountPoint) {
        Remove-Item -Path $mountPoint -Recurse -Force -ErrorAction SilentlyContinue
    }
    Start-Sleep -Seconds $retryDelay
}

if (-not $mounted) {
    throw "Mount failed after $maxRetries attempts"
}

Write-Output "Mount verified and ready"