// ghostty-wincount <pid> — Anzahl sichtbarer Normal-Fenster (Layer 0) des
// Prozesses, direkt vom Window-Server. Keine Apple-Events, kein TCC-Prompt.
import CoreGraphics
import Foundation

guard CommandLine.arguments.count == 2, let pid = Int32(CommandLine.arguments[1]) else {
    FileHandle.standardError.write(Data("usage: ghostty-wincount <pid>\n".utf8))
    exit(2)
}
let list = CGWindowListCopyWindowInfo([.optionOnScreenOnly], kCGNullWindowID) as? [[String: Any]] ?? []
let n = list.filter {
    ($0[kCGWindowOwnerPID as String] as? Int32) == pid &&
    ($0[kCGWindowLayer as String] as? Int) == 0
}.count
print(n)