CampusAssistantApp/CampusAssistant/SceneDelegate.swift

//
//  SceneDelegate.swift
//  WisdomCampusApk
//
//  Created by 方楚豪 on 2021/11/21.
//

import UIKit
import MMKV

class SceneDelegate: UIResponder, UIWindowSceneDelegate {

    var window: UIWindow?


    func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) {
        // Use this method to optionally configure and attach the UIWindow `window` to the provided UIWindowScene `scene`.
        // If using a storyboard, the `window` property will automatically be initialized and attached to the scene.
        // This delegate does not imply the connecting scene or session are new (see `application:configurationForConnectingSceneSession` instead).
        guard let _ = (scene as? UIWindowScene) else { return }
    }

    func sceneDidDisconnect(_ scene: UIScene) {
        // Called as the scene is being released by the system.
        // This occurs shortly after the scene enters the background, or when its session is discarded.
        // Release any resources associated with this scene that can be re-created the next time the scene connects.
        // The scene may re-connect later, as its session was not necessarily discarded (see `application:didDiscardSceneSessions` instead).
    }

    func sceneDidBecomeActive(_ scene: UIScene) {
        // Called when the scene has moved from an inactive state to an active state.
        // Use this method to restart any tasks that were paused (or not yet started) when the scene was inactive.
    }

    func sceneWillResignActive(_ scene: UIScene) {
        // Called when the scene will move from an active state to an inactive state.
        // This may occur due to temporary interruptions (ex. an incoming phone call).
    }

    func sceneWillEnterForeground(_ scene: UIScene) {
        // Called as the scene transitions from the background to the foreground.
        // Use this method to undo the changes made on entering the background.
    }

    func sceneDidEnterBackground(_ scene: UIScene) {
        // Called as the scene transitions from the foreground to the background.
        // Use this method to save data, release shared resources, and store enough scene-specific state information
        // to restore the scene back to its current state.
        print("进入到后台")
    }

    static func getCurrentWindow() -> UIWindow? {
        let keyWindow = UIApplication.shared.connectedScenes
                                .map({ $0 as? UIWindowScene })
                                .compactMap({ $0 })
                                .first?.windows.first
        return keyWindow
    }

    func scene(_ scene: UIScene, openURLContexts URLContexts: Set<UIOpenURLContext>) {
        guard let url = URLContexts.first?.url else {
            return
        }

        if url.scheme != nil && url.scheme! == "lancoowsc" {
            let urlComponents = NSURLComponents(string: url.absoluteString)
            let queryItems = urlComponents?.queryItems
            if queryItems != nil {
                for item in queryItems! {
                    if item.name == "toUrl" {
                        MMKV.default()!.set(item.value!, forKey: "scheme_to_url")
                    }else {
                        var milliStamp : String {
                            let timeInterval: TimeInterval = Date().timeIntervalSince1970
                            let millisecond = CLongLong(round(timeInterval*1000))
                            return "\(millisecond)"
                        }
                        MMKV.default()!.set("\(milliStamp)_\(String(describing: item.value!))", forKey: item.name)
                    }
                    
                }
            }
        }
        
     }
}