build.ps1

param(
    [string]$Root = "",
    [string]$Version = ""
)

$ErrorActionPreference = "Stop"

if (-not $Root) {
    $Root = (Resolve-Path (Join-Path $PSScriptRoot "..")).Path
}

$config = & (Join-Path $Root "config.ps1")
if (-not $Version) { $Version = [string]$config.Version }

$payloadDir = Join-Path $Root "examples\win-unpacked"
$payloadExe = Join-Path $payloadDir ([string]$config.AppExeName)
if (-not (Test-Path $payloadExe)) {
    throw @"
Missing payload exe: $payloadExe

Drop your Electron/portable win-unpacked build into examples\win-unpacked\
so that '$($config.AppExeName)' exists, then re-run build.
"@
}

$icon = Join-Path $Root "assets\app.ico"
if (-not (Test-Path $icon)) {
    throw "Missing $icon — place a neutral .ico there (or generate one with scripts\make-icon.ps1)."
}

# Write Inno include with product identity
$inc = Join-Path $Root "installer\product.inc"
$protocol = [string]$config.ProtocolScheme
$incLines = @(
    "; Auto-generated by scripts/build.ps1 — do not edit by hand.",
    "#define MyAppName `"$($config.AppName)`"",
    "#define MyAppPublisher `"$($config.AppPublisher)`"",
    "#define MyAppURL `"$($config.AppUrl)`"",
    "#define MyAppExeName `"$($config.AppExeName)`"",
    "#define MyAppId `"$($config.AppId)`"",
    "#define MyAppGuid `"$($config.AppGuid)`"",
    "#define MyRequiredMB `"$($config.RequiredMB)`"",
    "#define MyProtocol `"$protocol`""
)
$utf8Bom = New-Object System.Text.UTF8Encoding $true
[IO.File]::WriteAllText($inc, ($incLines -join "`r`n") + "`r`n", $utf8Bom)

Write-Host "Generating installer UI..."
& "$PSScriptRoot\generate-ui.ps1" -Root $Root

$toolsDir = Join-Path $env:LOCALAPPDATA "windows-setup-shell-tools\InnoSetup"
$candidates = @(
    (Join-Path $toolsDir "ISCC.exe"),
    "${env:ProgramFiles(x86)}\Inno Setup 7\ISCC.exe",
    "$env:ProgramFiles\Inno Setup 7\ISCC.exe",
    "${env:ProgramFiles(x86)}\Inno Setup 6\ISCC.exe",
    "$env:ProgramFiles\Inno Setup 6\ISCC.exe"
)
$cmd = Get-Command iscc -ErrorAction SilentlyContinue
if ($cmd) { $candidates = @($cmd.Source) + $candidates }

function Get-IsccVersion([string]$Path) {
    try {
        $info = [Diagnostics.FileVersionInfo]::GetVersionInfo($Path)
        $raw = $info.ProductVersion
        if (-not $raw) { $raw = $info.FileVersion }
        if ($raw -match '^(\d+)\.(\d+)') { return [version]"$($Matches[1]).$($Matches[2])" }
    } catch {}
    return $null
}

$iscc = $null
foreach ($path in $candidates) {
    if ($path -and (Test-Path $path)) {
        $ver = Get-IsccVersion $path
        if (-not $ver -or $ver -eq [version]"0.0" -or $ver -ge [version]"6.6") {
            $iscc = $path
            break
        }
    }
}

if (-not $iscc) {
    Write-Host "Inno Setup 6.6+ not found. Downloading compiler..."
    New-Item -ItemType Directory -Path $toolsDir -Force | Out-Null
    $installer = Join-Path $env:TEMP "innosetup-setup.exe"
    $urls = @(
        "https://github.com/jrsoftware/issrc/releases/download/is-7_1_0/innosetup-7.1.0-x64.exe",
        "https://github.com/jrsoftware/issrc/releases/download/is-6_7_3/innosetup-6.7.3.exe"
    )
    $downloaded = $false
    foreach ($url in $urls) {
        try {
            if (Test-Path $installer) { Remove-Item $installer -Force }
            & curl.exe -L --fail --silent --show-error -o $installer $url
            if ($LASTEXITCODE -eq 0 -and (Test-Path $installer) -and ((Get-Item $installer).Length -gt 1MB)) {
                $downloaded = $true
                break
            }
        } catch {}
    }
    if (-not $downloaded) {
        throw "Could not download Inno Setup. Install from https://jrsoftware.org/isinfo.php"
    }
    $setupArgs = @("/VERYSILENT","/SUPPRESSMSGBOXES","/NORESTART","/SP-","/CURRENTUSER","/NOICONS","/DIR=`"$toolsDir`"")
    $proc = Start-Process -FilePath $installer -ArgumentList $setupArgs -Wait -PassThru
    if ($proc.ExitCode -ne 0 -and -not (Test-Path (Join-Path $toolsDir "ISCC.exe"))) {
        throw "Inno Setup installer exited $($proc.ExitCode)"
    }
    $iscc = Join-Path $toolsDir "ISCC.exe"
}

$iss = Join-Path $Root "installer\setup.iss"
[IO.File]::WriteAllText($iss, [IO.File]::ReadAllText($iss), $utf8Bom)

$releaseDir = Join-Path $Root "release"
New-Item -ItemType Directory -Path $releaseDir -Force | Out-Null
$outName = [string]$config.OutputName

Write-Host "ISCC: $iscc"
Write-Host "Version: $Version"
Push-Location (Join-Path $Root "installer")
try {
    & $iscc "/DMyAppVersion=$Version" "/DMyOutputName=$outName" $iss
    if ($LASTEXITCODE -ne 0) { throw "ISCC failed with exit $LASTEXITCODE" }
} finally {
    Pop-Location
}

$setup = Join-Path $releaseDir "$outName.exe"
if (-not (Test-Path $setup)) { throw "ISCC did not write $setup" }

if ($env:CSC_LINK -and (Test-Path $env:CSC_LINK)) {
    $kits = Get-ChildItem "${env:ProgramFiles(x86)}\Windows Kits\10\bin" -Recurse -Filter signtool.exe -ErrorAction SilentlyContinue |
        Where-Object { $_.FullName -match '\\x64\\signtool.exe$' } |
        Sort-Object FullName -Descending |
        Select-Object -First 1
    $signtool = if ($kits) { $kits.FullName } else { $null }
    if ($signtool) {
        Write-Host "Signing $setup"
        $signArgs = @("sign","/f",$env:CSC_LINK,"/fd","SHA256","/td","SHA256","/tr","http://timestamp.digicert.com",$setup)
        if ($env:CSC_KEY_PASSWORD) {
            $signArgs = @("sign","/f",$env:CSC_LINK,"/p",$env:CSC_KEY_PASSWORD,"/fd","SHA256","/td","SHA256","/tr","http://timestamp.digicert.com",$setup)
        }
        & $signtool @signArgs
        if ($LASTEXITCODE -ne 0) { throw "signtool failed" }
    } else {
        Write-Warning "CSC_LINK set but signtool.exe not found; left unsigned."
    }
}

Write-Host "Installer: $setup"
Get-Item $setup | Select-Object Name, Length, LastWriteTime | Format-List