install.ps1

# PeekMify official installer bootstrapper.
# Usage: irm https://peekmify.github.io/install.ps1 | iex
[CmdletBinding()]
param()

$ErrorActionPreference = 'Stop'
$ProgressPreference = 'SilentlyContinue'

if ([Net.ServicePointManager]::SecurityProtocol -band [Net.SecurityProtocolType]::Tls12) {
    # TLS 1.2 is already available.
}
else {
    [Net.ServicePointManager]::SecurityProtocol =
        [Net.ServicePointManager]::SecurityProtocol -bor [Net.SecurityProtocolType]::Tls12
}

$manifestUri = 'https://peekmify.github.io/update/latest.json'
$manifest = Invoke-RestMethod -Uri $manifestUri -Headers @{ 'User-Agent' = 'PeekMify-Installer' }

if ([string]::IsNullOrWhiteSpace($manifest.installerUrl) -or
    [string]::IsNullOrWhiteSpace($manifest.sha256)) {
    throw 'The official update manifest is incomplete.'
}

$installerUri = [Uri]$manifest.installerUrl
if ($installerUri.Scheme -ne 'https' -or
    $installerUri.Host -notin @('github.com', 'objects.githubusercontent.com')) {
    throw "Installer URL is not an approved HTTPS GitHub address: $installerUri"
}

$expectedHash = ([string]$manifest.sha256).Replace('sha256:', '').Trim().ToUpperInvariant()
if ($expectedHash -notmatch '^[A-F0-9]{64}$') {
    throw 'The official SHA-256 value is invalid.'
}

$tempRoot = Join-Path ([IO.Path]::GetTempPath()) ('PeekMify-' + [Guid]::NewGuid().ToString('N'))
$installerPath = Join-Path $tempRoot 'PeekMify-Setup-x64.exe'
New-Item -ItemType Directory -Path $tempRoot | Out-Null

try {
    Write-Host "Downloading PeekMify $($manifest.version) from the official GitHub release..." -ForegroundColor Cyan
    Invoke-WebRequest -Uri $installerUri -OutFile $installerPath -Headers @{ 'User-Agent' = 'PeekMify-Installer' }

    $actualHash = (Get-FileHash -Algorithm SHA256 -LiteralPath $installerPath).Hash.ToUpperInvariant()
    if ($actualHash -ne $expectedHash) {
        throw "SHA-256 verification failed. Expected $expectedHash, received $actualHash."
    }

    Write-Host 'SHA-256 verified. Starting the installer...' -ForegroundColor Green
    $process = Start-Process -FilePath $installerPath -ArgumentList '/install', '/passive', '/norestart' -Wait -PassThru
    if ($process.ExitCode -notin @(0, 3010)) {
        throw "PeekMify installer returned exit code $($process.ExitCode)."
    }

    Write-Host 'PeekMify installation completed.' -ForegroundColor Green
}
finally {
    Remove-Item -LiteralPath $tempRoot -Recurse -Force -ErrorAction SilentlyContinue
}