# ntcp installer for Windows (PowerShell).
#
# Usage (Run as Administrator):
#   irm 3kr.org/install.ps1 | iex
#
# Direct (raw GitHub):
#   irm https://raw.githubusercontent.com/muslu/nettransfer/main/install.ps1 | iex
#
# Override the binary URL via:
#   $env:NTCP_BIN_URL = "https://example.com/ntcp-windows-amd64.exe"
#   irm 3kr.org/install.ps1 | iex

$ErrorActionPreference = "Stop"

function Step($msg)   { Write-Host "  -> $msg" -ForegroundColor Cyan }
function Ok($msg)     { Write-Host "  $([char]0x2713) $msg" -ForegroundColor Green }
function Warn($msg)   { Write-Host "  ! $msg" -ForegroundColor Yellow }
function Fail($msg)   { Write-Host "  X $msg" -ForegroundColor Red; exit 1 }

$banner = @"

   ###    ##    ######## ######  ######
   #### # ##        ##   ##      ##  ##
   ## ## ###        ##   ##      ######
   ##  ####         ##   ##      ##
   ##   ###         ##    ######  ##
"@
Write-Host $banner -ForegroundColor Cyan
Write-Host "   secure resumable file transfer`n" -ForegroundColor DarkGray

if (-not ([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] "Administrator")) {
    Fail "ntcp installer must run as Administrator."
}

# Detect arch
$arch = if ([Environment]::Is64BitOperatingSystem) {
    if ($env:PROCESSOR_ARCHITECTURE -eq "ARM64") { "arm64" } else { "amd64" }
} else { "386" }

# GitHub Releases host the per-platform binaries. CI publishes them on every
# `v*` tag. The `latest/download/` path always resolves to the most recent.
$baseUrl = if ($env:NTCP_BASE_URL) { $env:NTCP_BASE_URL } else { "https://github.com/muslu/nettransfer/releases/latest/download" }
$binUrl  = if ($env:NTCP_BIN_URL)  { $env:NTCP_BIN_URL }  else { "$baseUrl/ntcp-windows-$arch.exe" }

$installDir = "$env:ProgramFiles\ntcp"
$dest = Join-Path $installDir "ntcp.exe"
New-Item -ItemType Directory -Force -Path $installDir | Out-Null

Step "detected windows/$arch"
Step "downloading $binUrl"
[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
$ProgressPreference = 'Continue'
Invoke-WebRequest -Uri $binUrl -OutFile $dest -UseBasicParsing
Ok "installed binary at $dest"

Step "registering service and generating first token"
& $dest install

Write-Host ""
Write-Host "  +-- Token modu secimi" -ForegroundColor Cyan
Write-Host "  |  " -ForegroundColor Cyan -NoNewline
Write-Host "ntcp init" -ForegroundColor Green
Write-Host "  |    " -ForegroundColor Cyan -NoNewline; Write-Host "[1] " -ForegroundColor White -NoNewline; Write-Host "Kalici  - token suresiz gecerli"
Write-Host "  |    " -ForegroundColor Cyan -NoNewline; Write-Host "[2] " -ForegroundColor White -NoNewline; Write-Host "Sureli  - TTL ile otomatik gecersiz (1h, 24h, 7d)"
Write-Host "  |  " -ForegroundColor Cyan
Write-Host "  |  " -ForegroundColor Cyan -NoNewline; Write-Host "not: " -ForegroundColor DarkGray -NoNewline; Write-Host "atlanirsa kurulumdaki token kalici olarak saklanir."
Write-Host "  +--" -ForegroundColor Cyan
Write-Host ""
Write-Host "  i  " -ForegroundColor Blue -NoNewline
Write-Host "Daha fazla bilgi: " -NoNewline
Write-Host "https://github.com/muslu/nettransfer" -ForegroundColor DarkGray
Write-Host ""