# build-installer.ps1 — one-shot Windows packaging: build usher, then
# compile the Inno Setup installer.
#
# Output: packaging\Output\Vestibule-Setup-<version>.exe
#
# Prerequisites:
#   - Rust (rustup)            for usher
#   - Inno Setup 6             https://jrsoftware.org/isinfo.php
#     (or: choco install innosetup -y)
#
# Usage:
#   powershell -ExecutionPolicy Bypass -File packaging\build-installer.ps1

$ErrorActionPreference = "Stop"

$packagingDir = Split-Path -Parent $MyInvocation.MyCommand.Path
$repoRoot = Split-Path -Parent $packagingDir

# ─── 1. Build usher ───────────────────────────────────────────────────

Write-Host "==> cargo build --release (usher)" -ForegroundColor Cyan
& cargo build --release --manifest-path (Join-Path $repoRoot "helper\Cargo.toml")
if ($LASTEXITCODE -ne 0) {
  Write-Error "cargo build failed"
  exit 1
}
$usher = Join-Path $repoRoot "helper\target\release\usher.exe"
Write-Host "  [ok] $usher"

# ─── 2. Locate ISCC.exe ───────────────────────────────────────────────

$iscc = Get-Command "ISCC.exe" -ErrorAction SilentlyContinue
if (-not $iscc) {
  foreach ($candidate in @(
    "${env:ProgramFiles(x86)}\Inno Setup 6\ISCC.exe",
    "${env:ProgramFiles}\Inno Setup 6\ISCC.exe")) {
    if (Test-Path $candidate) { $iscc = $candidate; break }
  }
} else {
  $iscc = $iscc.Source
}
if (-not $iscc) {
  Write-Error "ISCC.exe (Inno Setup 6) not found. Install from https://jrsoftware.org/isinfo.php or: choco install innosetup -y"
  exit 1
}

# ─── 3. Compile installer ─────────────────────────────────────────────

Write-Host "==> ISCC vestibule.iss" -ForegroundColor Cyan
& $iscc (Join-Path $packagingDir "vestibule.iss")
if ($LASTEXITCODE -ne 0) {
  Write-Error "Inno Setup compile failed"
  exit 1
}

$out = Join-Path $packagingDir "Output\Vestibule-Setup-1.2.2.exe"
Write-Host ""
Write-Host "  [ok] $out  ($([math]::Round((Get-Item $out).Length / 1MB, 2)) MB)" -ForegroundColor Green
Write-Host ""
Write-Host "Next: run it on the kiosk machine and tick 'Run the kiosk"
Write-Host "provisioning wizard', or deploy unattended:"
Write-Host "  Vestibule-Setup-1.2.2.exe /VERYSILENT /SUPPRESSMSGBOXES /NORESTART"
Write-Host "  powershell -ExecutionPolicy Bypass -File ``"C:\Program Files\Vestibule\scripts\provision-kiosk.ps1``" -KioskUser Kiosk -HomeUrl https://example.org -Quiet -Restart"