# Configuration
$primePath = "C:\tools\prime95\prime95.exe"
$primeDir  = "C:\tools\prime95"
$totalDurationMinutes = 120  # 2 hours
$intervalMinutes = 2        # 2 minutes load, 2 minutes rest

# Calculate total loops (Each loop has 1 load and 1 rest interval = 4 minutes total)
$loopDurationMinutes = $intervalMinutes * 2
$totalLoops = $totalDurationMinutes / $loopDurationMinutes

# Counter for successful heat cycles
$completedCycles = 0

Write-Host "Starting Prime95 cyclic test for $totalDurationMinutes minutes ($totalLoops expected cycles)..." -ForegroundColor Cyan
Write-Host "--------------------------------------------------------"

for ($i = 1; $i -le $totalLoops; $i++) {
    Write-Host "=== Cycle $i of $totalLoops ===" -ForegroundColor Yellow

    # --- LOAD PHASE ---
    Write-Host "$(Get-Date -Format 'HH:mm:ss') - Starting Prime95 (Load Phase)..." -ForegroundColor Green

    # -t launches Prime95 directly into the torture test using existing prime.txt settings
    $primeProcess = Start-Process -FilePath $primePath -WorkingDirectory $primeDir -ArgumentList "-t" -PassThru

    # Wait for 2 minutes of heavy load
    Start-Sleep -Seconds ($intervalMinutes * 60)

    # --- REST PHASE ---
    Write-Host "$(Get-Date -Format 'HH:mm:ss') - Stopping Prime95 (Rest Phase)..." -ForegroundColor Blue

    # Gracefully stop the process if it's still running
    if ($primeProcess -and -not $primeProcess.HasExited) {
        Stop-Process -Id $primeProcess.Id -Force
    }

    # Increment our heat cycle counter now that the load phase for this cycle is done
    $completedCycles++

    # Wait for 2 minutes (Cooldown) - Skip the final rest if we hit the total time limit
    if ($i -lt $totalLoops) {
        Write-Host "Holding/resting for $intervalMinutes minutes..." -ForegroundColor Gray
        Start-Sleep -Seconds ($intervalMinutes * 60)
    }
}

# --- SUMMARY END OF SCRIPT ---
Write-Host "--------------------------------------------------------" -ForegroundColor Cyan
Write-Host "$(Get-Date -Format 'HH:mm:ss') - Cyclic test complete!" -ForegroundColor Cyan
Write-Host "Total completed heat cycles: $completedCycles" -ForegroundColor Magenta
Write-Host "--------------------------------------------------------" -ForegroundColor Cyan