# ==============================================================================
# RapnssZ v5.7 - Universal PowerShell Web Installer
# Usage: irm https://framework.rapnss.in/install.ps1 | iex
# ==============================================================================

$ErrorActionPreference = "Stop"

function Write-RapnssBanner {
    Write-Host @"
  ██████╗  █████╗ ██████╗ ███╗   ██╗███████╗███████╗███████╗
  ██╔══██╗██╔══██╗██╔══██╗████╗  ██║██╔════╝██╔════╝╚══███╔╝
  ██████╔╝███████║██████╔╝██╔██╗ ██║███████╗███████╗  ███╔╝ 
  ██╔══██╗██╔══██║██╔═══╝ ██║╚██╗██║╚════██║╚════██║ ███╔╝  
  ██║  ██║██║  ██║██║     ██║ ╚████║███████║███████║███████╗
  ╚═╝  ╚═╝╚═╝  ╚═╝╚═╝     ╚═╝  ╚═══╝╚══════╝╚══════╝╚══════╝
      Autonomous Multi-Agent & Local Intelligence OS (v5.7)
═══════════════════════════════════════════════════════════════
"@ -ForegroundColor Cyan
}

Write-RapnssBanner

Write-Host ">>> Initializing RapnssZ Quick Installer..." -ForegroundColor Yellow

$InstallDir = "$env:LOCALAPPDATA\RapnssZ"
$BinDir = "$InstallDir\bin"
$SufyServerUrl = "https://framework.rapnss.in/dist/v5.7/RapnssZ-v5.7.0-Windows.zip"

Write-Host "[1/5] Setting up installation directories: $InstallDir" -ForegroundColor White
New-Item -ItemType Directory -Force -Path $InstallDir | Out-Null
New-Item -ItemType Directory -Force -Path $BinDir | Out-Null

$ZipFile = "$env:TEMP\RapnssZ_v5.7.zip"

Write-Host "[2/5] Downloading RapnssZ release payload from Sufy Server..." -ForegroundColor White
try {
    Invoke-WebRequest -Uri $SufyServerUrl -OutFile $ZipFile -UseBasicParsing
    Write-Host "  -> Download complete." -ForegroundColor Green
} catch {
    Write-Host "  -> Sufy primary mirror unreachable. Fetching local repository fallback..." -ForegroundColor Yellow
    if (Test-Path "$PSScriptRoot\..\dist\RapnssZ-v5.5.0-Source") {
        Copy-Item -Recurse -Force "$PSScriptRoot\..\dist\RapnssZ-v5.5.0-Source\*" $InstallDir
    }
}

if (Test-Path $ZipFile) {
    Write-Host "[3/5] Extracting RapnssZ payload..." -ForegroundColor White
    Expand-Archive -Path $ZipFile -DestinationPath $InstallDir -Force
    Remove-Item -Force $ZipFile
}

# Purge any legacy hollow binaries to ensure v5.7 python core is executed
if (Test-Path "$BinDir\rapnssz.exe") { Remove-Item -Force "$BinDir\rapnssz.exe" -ErrorAction SilentlyContinue }
if (Test-Path "$InstallDir\rapnssz.exe") { Remove-Item -Force "$InstallDir\rapnssz.exe" -ErrorAction SilentlyContinue }
if (Test-Path "$env:LOCALAPPDATA\Rapnss") { Remove-Item -Recurse -Force "$env:LOCALAPPDATA\Rapnss" -ErrorAction SilentlyContinue }

Write-Host "[4/5] Configuring environment and PATH..." -ForegroundColor White
$UserPath = [Environment]::GetEnvironmentVariable("Path", "User")
$CleanPaths = ($UserPath -split ';' | Where-Object { $_ -and $_ -ne "$env:LOCALAPPDATA\Rapnss" -and $_ -ne "$env:LOCALAPPDATA\RapnssZ" -and $_ -ne "$BinDir" }) -join ';'
$NewUserPath = "$BinDir;$InstallDir;$CleanPaths"
[Environment]::SetEnvironmentVariable("Path", $NewUserPath, "User")
$env:Path = "$BinDir;$InstallDir;$env:Path"
Write-Host "  -> Added RapnssZ v5.7 to User PATH (highest priority)." -ForegroundColor Green

# Create launcher shim batch scripts in BinDir, InstallDir and legacy folders
$BatchShimContent = @"
@echo off
python "$InstallDir\main.py" %*
"@

Set-Content -Path "$BinDir\rapnssz.bat" -Value $BatchShimContent -Force
Set-Content -Path "$InstallDir\rapnssz.bat" -Value $BatchShimContent -Force
Set-Content -Path "$BinDir\rapnss.bat" -Value $BatchShimContent -Force

if (Test-Path "$env:LOCALAPPDATA\Rapnss") {
    Set-Content -Path "$env:LOCALAPPDATA\Rapnss\rapnssz.bat" -Value $BatchShimContent -Force
}

Write-Host "[5/5] Creating Desktop & Start Menu Shortcuts..." -ForegroundColor White
$WshShell = New-Object -ComObject WScript.Shell
$DesktopShortcut = $WshShell.CreateShortcut("$env:USERPROFILE\Desktop\RapnssZ.lnk")
$DesktopShortcut.TargetPath = "$BinDir\rapnssz.bat"
$DesktopShortcut.WorkingDirectory = "$InstallDir"
$DesktopShortcut.Description = "RapnssZ Autonomous AI OS"
$DesktopShortcut.Save()

Write-Host "`n===============================================================" -ForegroundColor Green
Write-Host " [SUCCESS] RapnssZ v5.7 installed successfully!" -ForegroundColor Green
Write-Host " Type 'rapnssz' in any terminal or launch from your Desktop." -ForegroundColor Cyan
Write-Host "===============================================================`n" -ForegroundColor Green