//
//  KMCheckInWindowController.swift
//  PDF Reader Pro
//
//  Created by User-Tangchao on 2024/12/18.
//

import Cocoa

class KMCheckInWindowController: KMBaseWindowController {
    @IBOutlet weak var contentBox: NSBox!
    @IBOutlet weak var backgroundIv: NSImageView!
    @IBOutlet weak var titleLabel: NSTextField!
    
    @IBOutlet weak var subTitleBox: NSBox!
    @IBOutlet weak var giftIv: NSImageView!
    @IBOutlet weak var subTitleLabel: NSTextField!
    @IBOutlet weak var despScrollView: NSScrollView!
    @IBOutlet var despTextView: NSTextView!
    
    @IBOutlet weak var checkInBox: NSBox!
    @IBOutlet weak var checkTopBox: NSBox!
    @IBOutlet weak var checkInLabel: NSTextField!
    @IBOutlet weak var checkInTotalLabel: NSTextField!
    @IBOutlet weak var checkInBackgroundIv: NSImageView!
    @IBOutlet weak var checkInBackgroundIv2: NSImageView!
    @IBOutlet weak var checkInScrollView: NSScrollView!
    @IBOutlet weak var checkInCollectionView: NSCollectionView!

    @IBOutlet weak var ipIv: NSImageView!
    
    static let shared = KMCheckInWindowController(windowNibName: "KMCheckInWindowController")
    
    private var dayNum_: Int = 0
    private var learnMoreActionString_ = "action://LearnMore"
    private var cellItemIdentifier_ = NSUserInterfaceItemIdentifier(rawValue: "CellID")
    
    private var showPopGuideing_ = false
    
    private var datas_: [KMCheckInModel] = []
    
    override func windowDidLoad() {
        super.windowDidLoad()
        
        window?.standardWindowButton(.zoomButton)?.isHidden = true
        window?.standardWindowButton(.miniaturizeButton)?.isHidden = true
        let closeButton = window?.standardWindowButton(.closeButton)
        closeButton?.target = self
        closeButton?.action = #selector(closeAction)
        window?.delegate = self
        
        backgroundIv.image = NSImage(named: "KMImageNameCheckInBg")
        backgroundIv.image?.size = window?.frame.size ?? NSMakeSize(661, 442)
        titleLabel.font = .UbuntuMediumFontWithSize(30)
        
        subTitleBox.borderWidth = 0
        giftIv.image = NSImage(named: "KMImageNameCheckInGift")
        subTitleLabel.font = .UbuntuMediumFontWithSize(20)
        
        despScrollView.drawsBackground = false
        despScrollView.backgroundColor = .clear
        despScrollView.hasVerticalScroller = false
        despScrollView.hasHorizontalScroller = false
        _initDespAttriText()
        despTextView.isSelectable = true
        despTextView.isEditable = false
        despTextView.delegate = self
        despTextView.backgroundColor = .clear
        
        checkInBox.borderWidth = 0
        checkInBackgroundIv.image = NSImage(named: "KMImageNameCheckInListBg")
        checkInBackgroundIv2.image = NSImage(named: "KMImageNameCheckInListBg2")
        checkTopBox.borderWidth = 0
        checkInLabel.stringValue = NSLocalizedString("Cumulatively Sign in to Get AI Credits", comment: "")
        checkInLabel.font = .SFProTextRegularFont(16)
        checkInTotalLabel.font = .SFProTextRegularFont(12)
        checkInTotalLabel.alignment = .center
        
        checkInScrollView.drawsBackground = false
        checkInScrollView.borderType = .noBorder
        checkInCollectionView.wantsLayer = true
        checkInCollectionView.backgroundColors = [.clear]
        checkInCollectionView.delegate = self
        checkInCollectionView.dataSource = self
        checkInCollectionView.register(KMCheckInViewItem.self, forItemWithIdentifier: cellItemIdentifier_)
        let layout = checkInCollectionView.collectionViewLayout as? NSCollectionViewFlowLayout
        layout?.itemSize = NSMakeSize(84, 115)
        layout?.minimumLineSpacing = 0
        layout?.minimumInteritemSpacing = 0
        layout?.sectionInset = .init(top: 0, left: 12, bottom: 0, right: 12)
        
        ipIv.image = NSImage(named: "KMImageNameCheckInIP")
        
        _initData()
        self.checkInCollectionView.reloadData()
        interfaceThemeDidChanged(self.window?.appearance?.name ?? .aqua)
    }
    
    override func interfaceThemeDidChanged(_ appearance: NSAppearance.Name) {
        super.interfaceThemeDidChanged(appearance)
        
        KMMainThreadExecute {
            if KMAppearance.isDarkMode() {
                self.titleLabel.textColor = .white
                self.subTitleLabel.textColor = .white
            } else {
                self.titleLabel.textColor = NSColor(hex: "#00071D")
                self.subTitleLabel.textColor = NSColor(hex: "#0E1114")
            }
            self.checkInLabel.textColor = NSColor(hex: "#42464D")
            self.checkInTotalLabel.textColor = NSColor(hex: "#42464D")
            
            self._initDespAttriText()
        }
    }
    
    // MARK: - Private Methods
    
    private func _initData() {
        datas_.removeAll()
        for i in 1 ... 7 {
            let model = KMCheckInModel()
            model.dayNum = i
            if i == 1 || i == 3 || i == 7 {
                model.isGift = true
                if i == 7 {
                    model.creditNum = 20
                } else {
                    model.creditNum = 10
                }
            }
            datas_.append(model)
        }
    }
    
    private func _initDespAttriText() {
        let string = NSLocalizedString("PDF Reader Pro AI Tools: With AI Summarize, Translate, Proofread, and Rewrite", comment: "")
        let linkString = NSLocalizedString("Learn More", comment: "")
        let textString = String(format: "%@ %@", string, linkString)
        let style = NSMutableParagraphStyle()
        
        var textColor = NSColor(hex: "#0E1114")
        var linkColor = NSColor(hex: "#4982E6")
        if KMAppearance.isDarkMode() {
            textColor = .white
            linkColor = NSColor(hex: "#227AFF")
        }
        let font = NSFont.SFProTextRegularFont(14)
        let attriText = NSMutableAttributedString(string: textString, attributes: [
            .foregroundColor: textColor,
            .font: font,
            .paragraphStyle: style
        ])
        let range = (textString as NSString).range(of: linkString)
        attriText.addAttributes([
            .foregroundColor: linkColor,
            .underlineStyle: NSUnderlineStyle.single.rawValue,
            .link: learnMoreActionString_,
            .font: font
        ], range: range)
        despTextView.textStorage?.setAttributedString(attriText)
    }
    
    private func _openAIWindow() {
        let winC = AINewConfigWindowController.currentWC()
        winC.chooseCurFileHandle = { windowVC in
            if AIChatInfoManager.defaultManager.currentFilePath.isEmpty == false {
                var didFileEdit = false
                var curDoc: KMMainDocument? = nil
                for document in NSDocumentController.shared.documents {
                    if document.fileURL?.path == AIChatInfoManager.defaultManager.currentFilePath {
                        didFileEdit = document.isDocumentEdited
                        curDoc = document as? KMMainDocument
                        break
                    }
                }
                if didFileEdit {
                    let tempFileURL = FileManager.default.temporaryDirectory.appendingPathComponent(AIChatInfoManager.defaultManager.currentFilePath.lastPathComponent)
                    if FileManager.default.fileExists(atPath: tempFileURL.path) {
                        do {
                            try FileManager.default.removeItem(at: tempFileURL)
                            
                        } catch {
                            
                        }
                    }
                    curDoc?.mainViewController?.SaveTempPDFDocumentToURLPath(tempPath: tempFileURL.path)
                }
                winC.window?.becomeMain()
            }
        }
        if winC.window?.isVisible == true && winC.didSetOriginFrame == true {
        } else {
            winC.window?.center()
            winC.didSetOriginFrame = true
        }
        winC.eventLabel = "AITools_Onboard"
        winC.showWindow(nil)
    }
    
    private func _updateItemView(_ itemView: KMCheckInItemView, model: KMCheckInModel) {
        itemView.backgroundView.wantsLayer = true
        itemView.backgroundView.layer?.cornerRadius = 8
        
        
        let selectedBgColor = NSColor(hex: "#FEE4EC")
        let unSelectedBgColor = NSColor(hex: "#FCFDFF")
        let unSelectedBgBorderColor = NSColor(hex: "#EBECF0")
        if model.isGift {
            let itemView = itemView as? KMCheckInGiftItemView
            itemView?.numLabel.stringValue = "+\(model.creditNum)"
            itemView?.numLabel.font = .SFProTextRegularFont(14)
            itemView?.creditsLabel.stringValue = NSLocalizedString("Credits", comment: "")
            itemView?.creditsLabel.font = .SFProTextRegularFont(14)
            itemView?.giftIv.image = NSImage(named: "KMImageNameCheckInGift")

            if model.isSelected {
                if dayNum_ == model.dayNum {
                    itemView?.numLabel.textColor = NSColor(hex: "#FCFDFF")
                    itemView?.creditsLabel.textColor = NSColor(hex: "#FCFDFF")
                    
                    itemView?.backgroundView.layer?.backgroundColor = NSColor(hex: "#F76959").cgColor
                    
                    itemView?.gradientView.colors = [NSColor(hex: "#FA388C"), NSColor(hex: "#F76959")]
                    itemView?.gradientView.angle = -90
                } else {
                    itemView?.gradientView.isHidden = true
                    
                    itemView?.numLabel.textColor = NSColor(hex: "#FA1E5D")
                    itemView?.creditsLabel.textColor = NSColor(hex: "#FA1E5D")
                    
                    itemView?.backgroundView.layer?.backgroundColor = selectedBgColor.cgColor
                }
            } else {
                itemView?.gradientView.isHidden = true
                
                itemView?.numLabel.textColor = NSColor(hex: "#757780")
                itemView?.creditsLabel.textColor = NSColor(hex: "#757780")
                
                itemView?.backgroundView.layer?.borderWidth = 1
                itemView?.backgroundView.layer?.borderColor = unSelectedBgBorderColor.cgColor
                itemView?.backgroundView.layer?.backgroundColor = unSelectedBgColor.cgColor
            }
        } else {
            if model.isSelected {
                itemView.checkIv.image = NSImage(named: "KMImageNameCheckInSelected")
                itemView.backgroundView.layer?.backgroundColor = selectedBgColor.cgColor
            } else {
                itemView.checkIv.image = NSImage(named: "KMImageNameCheckInNormal")
                itemView.backgroundView.layer?.borderWidth = 1
                itemView.backgroundView.layer?.borderColor = unSelectedBgBorderColor.cgColor
                itemView.backgroundView.layer?.backgroundColor = unSelectedBgColor.cgColor
            }
        }
        itemView.nameLabel.stringValue = String(format: NSLocalizedString("Day %d", comment: ""), model.dayNum)
        itemView.nameLabel.font = .SFProTextRegularFont(12)
        itemView.nameLabel.textColor = NSColor(hex: "#757780")
    }
    
    private func _trackEvent(dayNum: Int) {
        if dayNum == 1 {
            trackEvent(eventName: "PUW_2", params: ["PUW_Exposure" : "CumulativeOnline_1Day"], platform: .AppCenter)
        } else if dayNum == 3 {
            trackEvent(eventName: "PUW_2", params: ["PUW_Exposure" : "CumulativeOnline_3Day"], platform: .AppCenter)
        } else if dayNum == 7 {
            trackEvent(eventName: "PUW_2", params: ["PUW_Exposure" : "CumulativeOnline_7Day"], platform: .AppCenter)
        }
    }
    
    private func _fetchBrowserWindowC() -> KMBrowserWindowController? {
        if let win = NSApp.mainWindow as? CTBrowserWindow {
            return win.windowController as? KMBrowserWindowController
        }
        if let win = NSApp.keyWindow as? CTBrowserWindow {
            return win.windowController as? KMBrowserWindowController
        }
        
        for win in NSApp.windows {
            if win.isVisible == false {
                continue
            }
            guard let winC = win.windowController as? KMBrowserWindowController else {
                continue
            }
            if winC.browser == nil {
                continue
            }
            return winC
        }
        return nil
    }
    
    private func _showPopGuide() {
        if KMMemberInfo.shared.isLogin == false { // 未登陆
            return
        }
        guard let winC = _fetchBrowserWindowC() else { // 没找到有效的窗口
            return
        }
        guard let doc = winC.browser.activeTabContents() as? KMMainDocument else {
            return
        }
        if doc.isHome || doc.isNewTab {
            return
        }
        if showPopGuideing_ { // 正在显示，避免出现多个
            return
        }
        
        showPopGuideing_ = true
        doc.mainViewController?.loadOpenFileFunctionGuide(.aiToolForCheckIn)
    }
    
    // MARK: - Actions
    
    @objc func closeAction() {
        _showPopGuide()
        
        closeWindow()
    }
    
    // MARK: - Public Methods
    
    public func openWindow(num: Int) {
        showWindow(nil)
        
        showPopGuideing_ = false
        
        dayNum_ = num
        if dayNum_ == 1 {
            titleLabel.stringValue = NSLocalizedString("Welcome to Becoming a Member of PDF Reader Pro", comment: "")
        } else {
            titleLabel.stringValue = String(format: NSLocalizedString("Cumulatively Online for %d Days!", comment: ""), dayNum_)
        }
        
        if datas_.isEmpty {
            _initData()
        }
        var creditNum = 0
        for model in datas_ {
            model.isSelected = model.dayNum <= dayNum_
            if model.dayNum == dayNum_ {
                if dayNum_ == 1 {
                    subTitleLabel.stringValue = String(format: NSLocalizedString("First Meeting Gift - %d AI Credits", comment: ""), model.creditNum)
                } else {
                    subTitleLabel.stringValue = String(format: NSLocalizedString("%d AI Credits Giveaway", comment: ""), model.creditNum)
                }
            }
            if model.dayNum <= dayNum_ {
                creditNum += model.creditNum
            }
        }
        checkInTotalLabel.stringValue = String(format: NSLocalizedString("Total AI Credits", comment: "")+": %d", creditNum)
        
        checkInCollectionView.reloadData()
        
        _trackEvent(dayNum: dayNum_)
    }
    
    public func closeWindow() {
        window?.close()
    }
    
    public func learnMoreAction() {
        closeWindow()
        
        _openAIWindow()
    }
    
    public func needShow() -> Bool {
        let member = KMMemberInfo.shared
        if member.isLogin == false {
            return false
        }
        #if DEBUG
        return true
        #endif
        if member.is_advanced_year_subscribe() == false { // 不是高级版年订阅
            return false
        }
        if member.isCancelSubscribe() { // 已经退订
            return false
        }
        
        // 高级版年订阅
        var isTrail = false
        for vip in member.activeVips {
            if vip.levels == "3" && vip.paymentModel == "1" && vip.cycle == 4 {
                isTrail = vip.isTrail == "1"
                break
            }
        }
        if isTrail == false {
            return false
        }
        
        return true
    }
}

// MARK: - NSWindowDelegate

extension KMCheckInWindowController: NSWindowDelegate {
    func windowDidResize(_ notification: Notification) {
        guard let data = window?.isEqual(to: notification.object), data == true else {
            return
        }
        backgroundIv.image?.size = window?.frame.size ?? NSMakeSize(661, 442)
    }
}

// MARK: - NSTextViewDelegate

extension KMCheckInWindowController: NSTextViewDelegate {
    func textView(_ textView: NSTextView, clickedOnLink link: Any, at charIndex: Int) -> Bool {
        if let data = link as? String, data == learnMoreActionString_ {
            learnMoreAction()
            return true
        }
        return false
    }
}

// MARK: - NSCollectionViewDelegate, NSCollectionViewDataSource

extension KMCheckInWindowController: NSCollectionViewDelegate, NSCollectionViewDataSource {
    func collectionView(_ collectionView: NSCollectionView, numberOfItemsInSection section: Int) -> Int {
        return datas_.count
    }
    
    func collectionView(_ collectionView: NSCollectionView, itemForRepresentedObjectAt indexPath: IndexPath) -> NSCollectionViewItem {
        let model = datas_[indexPath.item]
        
        if model.isGift {
            let cell = collectionView.makeItem(withIdentifier: cellItemIdentifier_, for: indexPath) as? KMCheckInViewItem
            
            let itemView = KMCheckInGiftItemView()
            cell?.contentBox.contentView = itemView
            
            _updateItemView(itemView, model: model)
            
            return cell ?? NSCollectionViewItem()
        }
        
        let cell = collectionView.makeItem(withIdentifier: cellItemIdentifier_, for: indexPath) as? KMCheckInViewItem
        let itemView = KMCheckInItemView()
        cell?.contentBox.contentView = itemView
        
        _updateItemView(itemView, model: model)
        
        return cell ?? NSCollectionViewItem()
    }
}