//
//  KMWinBackWindowController.swift
//  PDF Reader Pro
//
//  Created by User-Tangchao on 2025/1/13.
//

import Cocoa
import StoreKit
import SwiftUI

@objcMembers class KMIAPTransaction: NSObject {
    var transactionIdentifier: String?
    var productIdentifier: String?
    
    override init() {
        super.init()
        self.transactionIdentifier = ""
        self.productIdentifier = ""
    }
}

let KMWinBackIAPProductPurchasedNotificationName = "KMWinBackIAPProductPurchasedNotification"

//class KMWinBackWindowController: KMBaseWindowController {
//    @IBOutlet weak var contentBox: NSBox!
//    @IBOutlet weak var backgroundIv: NSImageView!
//    @IBOutlet weak var iconIv: NSImageView!
//    @IBOutlet weak var titleLabel: NSTextField!
//    @IBOutlet weak var subTitleLabel: NSTextField!
//    @IBOutlet weak var despBox: NSBox!
//    @IBOutlet weak var buttonBox: NSBox!
//    
//    static let shared = KMWinBackWindowController(windowNibName: "KMWinBackWindowController")
//    
//    private lazy var despView_: KMWinBackDespView = {
//        let view = KMWinBackDespView()
//        return view
//    }()
//    
//    private lazy var buttonView_: KMWinBackButtonView = {
//        let view = KMWinBackButtonView()
//        return view
//    }()
//    
//    private let showCountKey_ =                     "WinBackWindowShowCount"
//    private let lastShowTimeKey_ =                  "WinBackWindowLastShowTime"
//    
//    private var origialPrice_: String = ""
//    
//    private var offerId_: String?
//    private var displayPriceString_: String = ""
//    
//    override func windowDidLoad() {
//        super.windowDidLoad()
//        
//        window?.standardWindowButton(.zoomButton)?.isHidden = true
//        window?.standardWindowButton(.miniaturizeButton)?.isHidden = true
//        window?.delegate = self
//        let closeButton = window?.standardWindowButton(.closeButton)
//        closeButton?.target = self
//        closeButton?.action = #selector(closeAction)
//        
//        despBox.borderWidth = 0
//        despBox.cornerRadius = 4
//        despBox.contentView = despView_
//        buttonBox.borderWidth = 0
//        buttonBox.cornerRadius = 4
//        buttonBox.contentView = buttonView_
//
//        backgroundIv.image = NSImage(named: "KMImageNameWinBackBg")
//        backgroundIv.image?.size = window?.frame.size ?? NSMakeSize(520, 540)
//        iconIv.image = NSImage(named: "KMImageNameWinBackIcon")
//        
//        titleLabel.stringValue = NSLocalizedString("PDF Reader Pro", comment: "")
//        titleLabel.font = .SFProTextRegularFont(20)
//        
//        despView_.titleLabel.stringValue = NSLocalizedString("PDF Reader Pro Advanced\n - 6 Months Plan", comment: "")
//        despView_.tipLabel.stringValue = NSLocalizedString("Because you were previously subscribed to PDF Reader Pro, we are now delivering a special offer to you. ", comment: "")
//        despView_.iconIv.image = NSImage(named: "KMImageNameWinBackDespIcon")
//        
//        buttonView_.backgroundView.xRadius = 4
//        buttonView_.backgroundView.yRadius = 4
//
//        buttonView_.button.font = .SFProTextRegularFont(16)
//        buttonView_.itemClick = { [weak self] idx, _ in
//            self?.trackEvent_free(eventName: "PUW_3", params: ["PUW_Btn" : "WinBackPuw_Purchase_Click"], platform: .firebase)
//            
//            self?.purchase()
//        }
//            
//        origialPrice_ = _fetchOrigialPrice() ?? ""
//        
//        interfaceThemeDidChanged(self.window?.appearance?.name ?? .aqua)
//        
//        if #available(macOS 15.0, *) {
//            var rootView = CPDFOfferSubscriptionStoreView()
//            rootView.eligibleOffersCallback = { offertIds in
//                KMPrint("你符合赢回的优惠卷：")
//                KMPrint(offertIds)
//                if offertIds.isEmpty == false {
//                    if let data = offertIds.first, data.isEmpty == false {
//                        if let data = self.offerId_, data.isEmpty == false {
//                            return
//                        }
//                        
//                        if self.needShow() {
//                            self.trackEvent_free(eventName: "PUW_3", params: ["PUW_Exposure" : "WinBackPuw_Exposure"], platform: .firebase)
//                            
//                            self._selectOffer(offerId: data)
//                            
//                            self.showWindow(nil)
//                            
//                            self._saveRecord()
//                            
//                            self.window?.makeKeyAndOrderFront(nil)
//                        } else {
//                            KMPrint("Win Back：不需要显示")
//                            
//                            self.window?.close()
//                        }
//                    }
//                }
//            }
//            let hostingView = NSHostingView(rootView: rootView)
//            
//            hostingView.frame = NSRect(x: 0, y: 0, width: 1000, height: 1000)
//            contentBox.addSubview(hostingView, positioned: .below, relativeTo: backgroundIv)
//            
//            hostingView.isHidden = true
//        } else {
//            self.window?.close()
//        }
//        
////        https://api.storekit.itunes.apple.com/inApps/v1/subscriptions/{transactionId}
////        https://api.storekit-sandbox.itunes.apple.com/inApps/v1/subscriptions/{transactionId}
//        
//        // /2000000828945111
////        let url = "https://api.storekit-sandbox.itunes.apple.com/inApps/v1/subscriptions"
//////        let urlString = KMMemberCenterConfig().activityBaseURL() + url
////        // ["transactionId" : "2000000828945111"]
////        KMRequestServer.requestServer.request(urlString: url, method: .get, params: nil) { requestSerializer in
//////            requestSerializer.setValue("Bearer " + token, forHTTPHeaderField: "Authorization")
////        } completion: { task, responseObject, error in
////            guard let dict = responseObject as? [String : Any] else {
//////                callback(false, nil, error)
////                return
////            }
////            
////            let model = KMRequestResultModel(dict: dict)
//////            callback(model.isSuccess(), model, error)
////        }
////        KMRequestServer.requestServer.request(urlString: url, method: .get, params: nil, completion:?)
//        
////        Self.GET(urlString: url, parameter: nil) { success , result , err in
////            KMPrint("")
////        }
//    }
//    
//    public class func GET(urlString: String, parameter: [String : String]? = nil, headers: [String : String]? = nil, callback:@escaping ((Bool, [String : Any]?, String?)->Void)) {
////        var _urlString = "\(self.baseUrl)"+urlString
//        var _urlString = urlString
//        if let data = parameter, !data.isEmpty {
//            _urlString.append("?")
//            var i = 0
//            for (key, value) in data {
//                _urlString.append("\(key)=\(value)")
//                if (data.count > 1 && i != data.count-1) {
//                    _urlString.append("&")
//                }
//                i += 1
//            }
//        }
//        
//        let url: URL = URL(string: _urlString)!
//         
//        let session = URLSession.shared
//        var request = URLRequest(url: url)
//        request.httpMethod = "GET"
//        request.setValue("application/json; charset=UTF-8", forHTTPHeaderField: "Content-Type")
//        if let _headers = headers {
//            for (key, value) in _headers {
//                request.setValue(value, forHTTPHeaderField: key)
//            }
//        }
//        request.timeoutInterval = 60.0
//        session.configuration.timeoutIntervalForRequest = 30.0
//        
//        let task: URLSessionDataTask = session.dataTask(with: request) { data , response, error in
//            DispatchQueue.main.async {
//                if let _ = error {
//                    callback(false, nil, error.debugDescription)
//                    return
//                }
//                guard let _data = data else {
//                    callback(false, nil, error.debugDescription)
//                    return
//                }
//                if let result = self.JsonDataParse(data: _data) {
////                    let resultMap = KMRequestResultModel(dict: result)
////                    var dataDict: [String : Any] = [:]
////                    if let data = resultMap.data as? [String : Any] {
////                        dataDict = data
////                    } else {
////                        if let dataArray = resultMap.data as? [Any] {
////                            var i = 0
////                            for dict in dataArray {
////                                dataDict["\(i)"] = dict
////                                i += 1
////                            }
////                        }
////                    }
////
////                    callback(resultMap.isSuccess(), dataDict, error.debugDescription)
////                    return
//                }
////                callback(false, nil, error.debugDescription)
//            }
//        }
//        task.resume()
//    }
//    
//    private class func JsonDataParse(data: Data) -> Dictionary<String,Any>? {
//        let result = try?JSONSerialization.jsonObject(with: data, options: .mutableContainers)
//        return result as? Dictionary<String, Any>
//    }
//    
//    @objc func closeAction() {
//        self.trackEvent_free(eventName: "PUW_3", params: ["PUW_Btn" : "WinBackPuw_Cancel_Click"], platform: .firebase)
//        
//        window?.close()
//    }
//    
//    override func interfaceThemeDidChanged(_ appearance: NSAppearance.Name) {
//        super.interfaceThemeDidChanged(appearance)
//
//        KMMainThreadExecute {
//            if KMAppearance.isDarkMode() {
//                self.titleLabel.textColor = .white
//                
//                let attri = NSMutableAttributedString(string: NSLocalizedString("Special Offer - ", comment: ""), attributes: [.font : NSFont.SFProTextRegularFont(32), .foregroundColor : NSColor.white])
//                attri.append(.init(string: self.displayPriceString_, attributes: [.font : NSFont.SFProTextRegularFont(32), .foregroundColor : NSColor(hex: "#FD7272")]))
//                attri.append(.init(string: self.origialPrice_, attributes: [.font : NSFont.SFProTextRegularFont(24), .foregroundColor : NSColor(hex: "#7E7F85"), .strikethroughStyle : NSUnderlineStyle.single.rawValue]))
//                let style = NSMutableParagraphStyle()
//                style.alignment = .center
//                attri.addAttribute(.paragraphStyle, value: style, range: NSMakeRange(0, attri.length))
//                self.subTitleLabel.attributedStringValue = attri
//                
//                self.despBox.fillColor = NSColor.white.withAlphaComponent(0.15)
//                self.despView_.titleLabel.textColor = .white
//
//                let despAttri = NSMutableAttributedString(string: NSLocalizedString("First 6 months", comment: "")+" ", attributes: [.font : NSFont.SFProTextRegularFont(14), .foregroundColor : NSColor.white])
//                despAttri.append(.init(string: self.displayPriceString_, attributes: [.font : NSFont.SFProTextRegularFont(14), .foregroundColor : NSColor(hex: "#227AFF")]))
//                let string = ", " + String(format: NSLocalizedString("then %@ for 6 months.", comment: ""), self.origialPrice_)
//                despAttri.append(.init(string: string, attributes: [.font : NSFont.SFProTextRegularFont(14), .foregroundColor : NSColor.white]))
//                self.despView_.subTitleLabel.attributedStringValue = despAttri
//                
//                self.despView_.hLine.layer?.backgroundColor = NSColor.white.withAlphaComponent(0.15).cgColor
//                
//                self.despView_.tipLabel.textColor = NSColor(hex: "#C8C9CC")
//            } else {
//                self.titleLabel.textColor = NSColor(hex: "#0E1114")
//                
//                let attri = NSMutableAttributedString(string: NSLocalizedString("Special Offer - ", comment: ""), attributes: [.font : NSFont.SFProTextRegularFont(32), .foregroundColor : NSColor(hex: "#000150")])
//                attri.append(.init(string: self.displayPriceString_, attributes: [.font : NSFont.SFProTextRegularFont(32), .foregroundColor : NSColor(hex: "#FD7272")]))
//                attri.append(.init(string: self.origialPrice_, attributes: [.font : NSFont.SFProTextRegularFont(24), .foregroundColor : NSColor(hex: "#757780"), .strikethroughStyle : NSUnderlineStyle.single.rawValue]))
//                let style = NSMutableParagraphStyle()
//                style.alignment = .center
//                attri.addAttribute(.paragraphStyle, value: style, range: NSMakeRange(0, attri.length))
//                self.subTitleLabel.attributedStringValue = attri
//                
//                self.despBox.fillColor = .white
//                self.despView_.titleLabel.textColor = NSColor(hex: "#0E1114")
//                
//                let despAttri = NSMutableAttributedString(string: NSLocalizedString("First 6 months", comment: "")+" ", attributes: [.font : NSFont.SFProTextRegularFont(14), .foregroundColor : NSColor(hex: "#000150")])
//                despAttri.append(.init(string: self.displayPriceString_, attributes: [.font : NSFont.SFProTextRegularFont(14), .foregroundColor : NSColor(hex: "#4982E6")]))
//                let string = ", " + String(format: NSLocalizedString("then %@ for 6 months.", comment: ""), self.origialPrice_)
//                despAttri.append(.init(string: string, attributes: [.font : NSFont.SFProTextRegularFont(14), .foregroundColor : NSColor(hex: "#000150")]))
//                self.despView_.subTitleLabel.attributedStringValue = despAttri
//                
//                self.despView_.hLine.layer?.backgroundColor = NSColor.black.withAlphaComponent(0.15).cgColor
//                
//                self.despView_.tipLabel.textColor = NSColor(hex: "#757780")
//            }
//            
//            self.buttonView_.backgroundView.colors = [NSColor(hex: "#F8965A"), NSColor(hex: "#FD7171")]
//            
//            self.buttonView_.button.title = NSLocalizedString("Get Special Offer - Advanced 6 Mos", comment: "")
//            self.buttonView_.button.setTitleColor(.white)
//        }
//    }
//    
//    // MARK: - Private Methods
//    
//    private func _showCenter(animate: Bool){
//        guard let screenFrame = NSScreen.main?.frame else {
//            return
//        }
//        guard let win = self.window else {
//            return
//        }
//        
//        var frame = win.frame
//        frame.origin.y = (screenFrame.size.height-frame.size.height)*0.5
//        frame.origin.x = (screenFrame.size.width-frame.size.width)*0.5
//        win.setFrame(frame, display: true, animate: animate)
//    }
//    
//    // MARK: - Private Methods
//    
//    private func _saveRecord() {
//        let lastShowTime = KMDataManager.ud_double(forKey: lastShowTimeKey_)
//        if lastShowTime <= 0 {
//            let cnt = KMDataManager.ud_integer(forKey: showCountKey_)
//            KMDataManager.ud_set(cnt+1, forKey: showCountKey_)
//            
//            let date = Date().timeIntervalSince1970
//            KMDataManager.ud_set(date, forKey: lastShowTimeKey_)
//            return
//        }
//        
//        let date = Date(timeIntervalSince1970: lastShowTime)
//        
//        let calendar = Calendar.current
//        let unit: Set<Calendar.Component> = [.day,.month,.year]
//        let nowComps = calendar.dateComponents(unit, from: Date())
//        let selfCmps = calendar.dateComponents(unit, from: date)
//        
//        let theYear = selfCmps.year ?? 0
//        let theMonth = selfCmps.month ?? 0
//        let theDay = selfCmps.day ?? 0
//        let otherYear = nowComps.year ?? 0
//        let otherMonth = nowComps.month ?? 0
//        let otherDay = nowComps.day ?? 0
//        
//        if otherYear > theYear || otherMonth > theMonth {
//            let cnt = KMDataManager.ud_integer(forKey: showCountKey_)
//            KMDataManager.ud_set(cnt+1, forKey: showCountKey_)
//            
//            let date = Date().timeIntervalSince1970
//            KMDataManager.ud_set(date, forKey: lastShowTimeKey_)
//            return
//        }
//        
//        if otherDay - theDay >= 1 {
//            let cnt = KMDataManager.ud_integer(forKey: showCountKey_)
//            KMDataManager.ud_set(cnt+1, forKey: showCountKey_)
//            
//            let date = Date().timeIntervalSince1970
//            KMDataManager.ud_set(date, forKey: lastShowTimeKey_)
//            return
//        }
//    }
//    
//    private func _fetchOrigialPrice() -> String? {
//        return IAPProductsManager.default().fourDevicesAllAccessPackNew6Months_lite?.price()
//    }
//    
//    private func _selectOffer(offerId: String) {
//        offerId_ = offerId
//        if #available(macOS 12.0, *) {
//            winbackOffers(productId: "com.pdfreaderpro.mac_free.member.all_access_pack_advanced_6months.001") { offsers in
//                for offse in offsers {
//                    let data = offse.id
//                    if data == offerId {
//                        self.displayPriceString_ = offse.displayPrice
//                        
//                        self.origialPrice_ = self._fetchOrigialPrice() ?? ""
//                        
//                        self.interfaceThemeDidChanged(self.window?.appearance?.name ?? .aqua)
//                    }
//                }
//            }
//        } else {
//            
//        }
//    }
//    
//    private func _showAlert(message: String) {
//        KMMainThreadExecute {
//            let alert = NSAlert()
//            alert.alertStyle = .critical
//            alert.messageText = message
//            alert.addButton(withTitle: NSLocalizedString("OK", comment: ""))
//            alert.runModal()
//        }
//    }
//    
//    private func _beginLoading() {
//        self.window?.contentView?.beginLoading()
//    }
//    
//    private func _endLoading() {
//        self.window?.contentView?.endLoading()
//    }
//    
//    // MARK: - Public Methods
//    
//    public func openWindow() {
////        self.showWindow(nil)
//        
//        if #available(macOS 12.0, *) {
//            winbackOffers(productId: "com.pdfreaderpro.mac_free.member.all_access_pack_advanced_6months.001") { [weak self] offers in
//                if offers.isEmpty { // 商品没有配置 Win Back 优惠卷
//                    self?.window?.setIsVisible(false)
//                    self?.window?.close()
//                } else {
//                    if let data = self?.offerId_, data.isEmpty == false {
//                        // no things
//                    } else {
//                        self?.showWindow(nil)
//                        
//                        self?.window?.setIsVisible(false)
//                        self?.window?.close()
//                    }
//                }
//            }
//        } else {
//            window?.setIsVisible(false)
//            window?.close()
//        }
//    }
//    
//    public func needShow() -> Bool {
//        if #available(macOS 15.0, iOS 18.0, *) {
//            if KMDataManager.ud_integer(forKey: showCountKey_) >= 3 {
//#if DEBUG
//                return true
//#else
//                return false
//#endif
//            }
//            
//            let lastShowTime = KMDataManager.ud_double(forKey: lastShowTimeKey_)
//            if lastShowTime > 0 {
//                let date = Date(timeIntervalSince1970: lastShowTime)
//                if date.isToday() {
//#if DEBUG
//#else
//                    return false
//#endif
//                }
//            }
//            
//            if KMNewUserGiftManager.default.loginProgressState == .none || KMNewUserGiftManager.default.fetchReceiptProgressState == .none {
//                return false
//            }
//            
//            let member = KMMemberInfo.shared
////            if member.isLogin {
////                if member.is_advanced() && member.is_subscribe() && (member.is_year() || member.is_half_year()) {
////                    return false
////                }
////            }
//            if member.isMemberAllFunction { // 有本地或账号权益
//                return false
//            }
//            
//            return true
//        }
//        return false
//    }
//    
//    public func clearRecord() {
//        KMDataManager.ud_set(0, forKey: showCountKey_)
//        KMDataManager.ud_set(0, forKey: lastShowTimeKey_)
//    }
//    
//    @available(macOS 12.0, *)
//    public func winbackOffers(productId: String?, callback: (([Product.SubscriptionOffer])->Void)?) {
//        if #available(macOS 15.0, iOS 18.0, *) {
//            guard let theProductId = productId else {
//                callback?([])
//                return
//            }
//            
//            Task {
//                let products = try await Product.products(for: [theProductId])
//                guard let product = products.first else {
//                    callback?([])
//                    return
//                }
//                
//                guard let subscriptionInfo = product.subscription else {
//                    callback?([])
//                    return
//                }
//                
//                callback?(subscriptionInfo.winBackOffers)
//            }
//        } else {
//            callback?([])
//        }
//    }
//    
//    public func purchase() {
//        Task { @MainActor in
//            // 加载产品
//            if #available(macOS 15.0, *) {
//                let products = try? await Product.products(for: ["com.pdfreaderpro.mac_free.member.all_access_pack_advanced_6months.001"])
//                guard let product = products?.first else {
//                    _showAlert(message: "未找到指定的产品")
//                    return
//                }
//                
//                // 确保产品为订阅类型
//                guard let subscriptionInfo = product.subscription else {
//                    _showAlert(message: "该产品不是订阅类型")
//                    return
//                }
//                
//                // 查找可用的 Win-Back Offer
//                KMPrint("product：\(product)")
//                KMPrint("subscriptionInfo.winBackOffers：\(subscriptionInfo.winBackOffers)")
//                let offers = subscriptionInfo.winBackOffers
//
//                var off: Product.SubscriptionOffer?
//                for offer in offers {
//                    if self.offerId_ == offer.id {
//                        off = offer
//                        break
//                    }
//                }
//                
//                guard let winBackOffer = off else {
//                    KMPrint("没有找到适合用户的 Win-Back Offer")
//                    _showAlert(message: "No Offer")
//                    return
//                }
//                
//                // 使用 Win-Back Offer 创建购买选项
//                let purchaseOption = Product.PurchaseOption.winBackOffer(winBackOffer)
//                
//                self._beginLoading()
//                // 发起购买
//                let purchaseResult = try await product.purchase(options: [purchaseOption])
//                switch purchaseResult {
//                case .success(let verificationResult):
//                    self._endLoading()
//                    
//                    switch verificationResult {
//                    case .verified(let transaction):
//                        KMPrint("购买成功：\(transaction.id)")
//                        await transaction.finish()
//                        
//                        DispatchQueue.main.asyncAfter(deadline: .now()+1) {
//                            self.window?.close()
//                            
//                            let man = IAPProductsManager.default()
//                            man?.winbackIAPPurchased(withProdcutId: transaction.productID, transactionId: "\(transaction.id)")
//                        }
//                         
//                    case .unverified(_, let error):
//                        KMPrint("验证失败：\(error)")
//                    }
//                case .userCancelled:
//                    KMPrint("用户取消了购买")
//                    self._endLoading()
//                case .pending:
//                    KMPrint("购买失败")
//                @unknown default:
//                    KMPrint("购买失败")
//                }
//            }
//        }
//    }
//}
//
//// MARK: - NSWindowDelegate
//
//extension KMWinBackWindowController: NSWindowDelegate {
//    func windowDidResize(_ notification: Notification) {
//        guard let data = window?.isEqual(to: notification.object), data == true else {
//            return
//        }
//        backgroundIv.image?.size = window?.frame.size ?? NSMakeSize(520, 540)
//    }
//}