//  Notifier.swift
//  GreenshotMac
//
//  Small wrapper around UserNotifications with a Finder-reveal fallback.

import AppKit
import UserNotifications

@MainActor
enum Notifier {
    private static var authorizationRequested = false
    private static var lastSavedURL: URL?

    static func show(title: String, body: String?, revealing url: URL? = nil) {
        lastSavedURL = url ?? lastSavedURL

        let center = UNUserNotificationCenter.current()
        if !authorizationRequested {
            authorizationRequested = true
            center.requestAuthorization(options: [.alert, .sound]) { _, _ in }
        }

        let content = UNMutableNotificationContent()
        content.title = title
        if let body { content.body = body }

        let request = UNNotificationRequest(identifier: UUID().uuidString, content: content, trigger: nil)
        center.add(request, withCompletionHandler: nil)
    }

    static var mostRecentSavedURL: URL? { lastSavedURL }

    static func revealMostRecent() {
        guard let url = lastSavedURL, FileManager.default.fileExists(atPath: url.path) else { return }
        NSWorkspace.shared.activateFileViewerSelecting([url])
    }
}