// Test-only executable. Receives an isolated fixture credential over stdin.
import AppKit
import SwiftUI
import RastrilloApple
import CalendarKit
struct Input: Decodable { let origin: URL; let credential: NativeSession; let output: String }
@main struct Review {
 @MainActor static func main() async throws {
  let input = try JSONDecoder().decode(Input.self, from: FileHandle.standardInput.readDataToEndOfFile())
  guard input.origin.host == "127.0.0.1" else { fatalError("Review accepts only an isolated loopback fixture") }
  let app = NSApplication.shared
  app.setActivationPolicy(.accessory)
  let client = NativeHTTP(origin: input.origin, credential: input.credential)
  let model = CalendarModel()
  model.date = ISO8601DateFormatter().date(from: "2026-10-24T12:00:00Z")!; await model.load(client)
  guard model.error.isEmpty else { fatalError("Fixture failed: " + model.error) }
  let menu = ProcessInfo.processInfo.environment["NATIVE_REVIEW_MENU"] == "1"
  let view = NSHostingView(rootView: Group {
    if menu { CalendarMenuView(client: client, model: model) }
    else { CalendarWorkspace(client: client, model: model, signOut: {}) }
  }.preferredColorScheme(.light).tint(Color(red: 0.76, green: 0.2, blue: 0.3)))
  let window = NSWindow(contentRect: NSRect(x: 0, y: 0, width: menu ? 380 : 1100, height: menu ? 640 : 800), styleMask: [.titled, .closable, .resizable], backing: .buffered, defer: false)
  window.appearance = NSAppearance(named: .aqua)
  window.contentView = view
  window.center()
  window.orderFrontRegardless()
  try await Task.sleep(for: .seconds(2))
  func capture(_ output: String) throws {
    let capture = Process()
    capture.executableURL = URL(fileURLWithPath: "/usr/sbin/screencapture")
    capture.arguments = ["-x", "-o", "-l", String(window.windowNumber), output]
    try capture.run()
    capture.waitUntilExit()
    guard capture.terminationStatus == 0 else { fatalError("Window capture failed") }
  }
  try capture(input.output)
  if menu && ProcessInfo.processInfo.environment["NATIVE_REVIEW_DAY_SEQUENCE"] == "1" {
    // Exercise the same published selection updated by the month buttons,
    // without reloading: timed day -> all-day event -> empty day.
    guard model.dayEvents(model.date).contains(where: { !$0.all_day }) else { fatalError("Missing timed fixture") }
    model.date = model.calendar.date(byAdding: .day, value: 1, to: model.date)!
    try await Task.sleep(for: .seconds(1))
    guard model.dayEvents(model.date).contains(where: { $0.all_day }) else { fatalError("Missing all-day fixture") }
    try capture(input.output + ".all-day.png")
    model.date = model.calendar.date(byAdding: .day, value: 1, to: model.date)!
    try await Task.sleep(for: .seconds(1))
    guard model.dayEvents(model.date).isEmpty else { fatalError("Empty day retained events") }
    try capture(input.output + ".empty.png")
  }
 }
}