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

import UIKit
import Toast_Swift
import SnapKit
import MMKV
import APNGKit
import JFPopup
import WebKit

class AgreementVC: UIViewController {
    static let ENTER_KEY:String = "enterMain"
    static let AGREE_KEY:String = "wcAgreement"
    let agreeButton = UIButton()
    var width = 0.0
    var height = 0.0
    var mmkv:MMKV = MMKV.default()!
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        self.navigationController?.navigationBar.isHidden = true
        self.navigationController?.interactivePopGestureRecognizer?.isEnabled = false
        
        if mmkv.contains(key: AgreementVC.ENTER_KEY) {
            let entryCampusAssistantIndex = mmkv.bool(forKey: AgreementVC.ENTER_KEY)
            if entryCampusAssistantIndex == true {
                DispatchQueue.main.asyncAfter(deadline: .now()) {
                    AppUtils.shared.showMainController()
                }
            }
        }
        
        self.view.backgroundColor = .white
        
        self.width = self.view.frame.width
        self.height = self.view.frame.height
        
        print("屏幕尺寸为：宽度：\(width),高度：\(height)")
        

        let topBackgroundWidth = 375*width/375
        let topBackgroundHeight = 440*width/375
        let top = UIView(frame: CGRect(x: 0, y: 0, width: Int(topBackgroundWidth), height: Int(topBackgroundHeight)))
        let topBackgroundImageView = UIImageView(frame: top.frame)
        topBackgroundImageView.image = UIImage(named:"静态BG@3x.png")
        topBackgroundImageView.contentMode = .scaleAspectFill
        top.addSubview(topBackgroundImageView)
        
        
        do {
            let topImageWidth = 375*width/375
            let topImageHeight = 286*width/375
            let topImageYDistance = 124.5*width/375
            let image = try APNGImage(named: "dct_00_iSpt")
            let topImageView = APNGImageView(image: image)
            topImageView.frame = CGRect(x: 0, y: Int(topImageYDistance), width: Int(topImageWidth), height: Int(topImageHeight))
            top.addSubview(topImageView)
        }catch {
            
        }
        self.view.addSubview(top)
        
        let enterButtonWidth = 280*width/375
        let enterButtonHeight = 44*width/375
        let enterButtonXDistance = (width - enterButtonWidth)/2
        let enterButtonYDistance = height - 100*width/375
        let enterButtonView = UIView(frame: CGRect(x: enterButtonXDistance, y: enterButtonYDistance,  width: enterButtonWidth, height: enterButtonHeight))
        let enterButton = UIButton()
        enterButton.frame = CGRect(x: 0, y: 0,  width: enterButtonWidth, height: enterButtonHeight)
        enterButton.setBackgroundImage(UIImage(named: "登录按钮@2x.png"), for: .normal)
        enterButton.imageView?.contentMode = .scaleAspectFill
        enterButton.titleLabel?.font = UIFont.init(name: "PingFang-SC-Medium", size: 18*width/375)//文字大小
        enterButton.setTitle("进入智慧校园", for: .normal) //按钮文字
        enterButton.setTitleColor(UIColor.white, for: .normal) //文字颜色
        enterButtonView.addSubview(enterButton);
        enterButton.addTarget(self, action: #selector(enterButtonClicked), for: .touchUpInside)
        self.view.addSubview(enterButtonView)
        
        
        let agreeButtonSideLength = 15*width/375
        let agreeButtonXDistance = 90*width/375
        let agreeButtonYDistance = enterButtonYDistance + enterButtonHeight + 15*width/375
        let agreeButtonView = UIView(frame: CGRect(x: agreeButtonXDistance, y: agreeButtonYDistance,  width: agreeButtonSideLength, height: agreeButtonSideLength))
        agreeButton.frame = CGRect(x: 0, y: 0,  width: agreeButtonSideLength, height: agreeButtonSideLength)
        agreeButton.setBackgroundImage(UIImage(named: "未打钩@2x.png"), for: .normal)
        if mmkv.contains(key: AgreementVC.AGREE_KEY) {
            let agreeAllProtocol = mmkv.bool(forKey: AgreementVC.AGREE_KEY)
            if (agreeAllProtocol == true) {
                agreeButton.setBackgroundImage(UIImage(named: "打钩@2x.png"), for: .normal)
            }
        }
        
        agreeButtonView.addSubview(agreeButton)
        agreeButton.addTarget(self, action: #selector(agreeButtonClicked), for: .touchUpInside)
        self.view.addSubview(agreeButtonView)
        
        let agreeTextWidth = 190*width/375
        let agreeTextHeight = 20*width/375
        let agreeTextXDistance = agreeButtonXDistance + agreeButtonSideLength
        let agreeTextYDistance = agreeButtonYDistance
        let agreeTextView = UITextView(frame: CGRect(x: agreeTextXDistance, y: agreeTextYDistance, width: agreeTextWidth, height: agreeTextHeight))
        agreeTextView.dataDetectorTypes = .all
        agreeTextView.isEditable = false
        agreeTextView.isScrollEnabled = false
        agreeTextView.isSelectable = false
        agreeTextView.textContainerInset.top = 0
        agreeTextView.backgroundColor = .white
        self.view.addSubview(agreeTextView)
        //UIlabel的富⽂本设置
        let attributeString  = NSMutableAttributedString.init(string: "我已阅读并同意服务协议和隐私协议")
        let pstyle = NSMutableParagraphStyle()
        pstyle.alignment = NSTextAlignment.left
        attributeString.addAttribute(NSAttributedString.Key.paragraphStyle, value: pstyle, range: NSMakeRange(0, attributeString.length))
        //设置字体颜色
        attributeString.addAttribute(NSAttributedString.Key.foregroundColor, value: "3f4041".uicolor(), range: NSMakeRange(0, attributeString.length))
        //文本所有字符字体PingFang-SC-Regular，字体大小11*width/375
        attributeString.addAttribute(NSAttributedString.Key.font, value: UIFont(name: "PingFang-SC-Regular", size: 11*width/375)!, range: NSMakeRange(0, attributeString.length))
        
        //文本7开始4个字符字体PingFang-SC-Regular，字体大小11*width/375
        attributeString.addAttribute(NSAttributedString.Key.font, value: UIFont(name: "PingFang-SC-Regular", size: 11*width/375)!, range: NSMakeRange(7, 4))
        //设置字体颜色
        attributeString.addAttribute(NSAttributedString.Key.foregroundColor, value: "4c77ff".uicolor(), range: NSMakeRange(7, 4))
        
        //文本12开始4个字符字体PingFang-SC-Regular，字体大小11*width/375
        attributeString.addAttribute(NSAttributedString.Key.font, value: UIFont(name: "PingFang-SC-Regular", size: 11*width/375)!, range: NSMakeRange(12, 4))
        //设置字体颜色
        attributeString.addAttribute(NSAttributedString.Key.foregroundColor, value: "4c77ff".uicolor(), range: NSMakeRange(12, 4))
        
        //文本12开始4个字符字体PingFang-SC-Regular，字体大小11*width/375
        attributeString.addAttribute(NSAttributedString.Key.font, value: UIFont(name: "PingFang-SC-Regular", size: 11*width/375)!, range: NSMakeRange(11, 1))
        //设置字体颜色
        attributeString.addAttribute(NSAttributedString.Key.foregroundColor, value: "585858".uicolor(), range: NSMakeRange(11, 1))
        
        agreeTextView.attributedText = attributeString
        agreeTextView.addGestureRecognizer(UITapGestureRecognizer.init(target: self, action: #selector(agreeViewTextClick)))
        
        let webView = WKWebView(frame: .zero,configuration: WKWebViewConfiguration())
        let myURL = URL(string: "http://www.baidu.com")!
        let myRequest = URLRequest(url: myURL)
        webView.load(myRequest)
    }

    @objc func enterButtonClicked() {
        if mmkv.contains(key: AgreementVC.AGREE_KEY) {
            let agree = mmkv.bool(forKey: AgreementVC.AGREE_KEY)
            if agree == true {
                mmkv.set(true, forKey: AgreementVC.ENTER_KEY)
                DispatchQueue.main.asyncAfter(deadline: .now()) {
                    //show main vc
                    AppUtils.shared.showMainController()
                }
                return
            }
        }
        self.view.makeToast("请先同意协议")

    }
    
    @objc func agreeButtonClicked() {
        if mmkv.contains(key: AgreementVC.AGREE_KEY) {
            let agree = mmkv.bool(forKey: AgreementVC.AGREE_KEY)
            if agree == true {
                agreeButton.setBackgroundImage(UIImage(named: "未打钩@2x.png"), for: .normal)
                mmkv.set(false, forKey: AgreementVC.AGREE_KEY)
                return
            }
        }
        agreeButton.setBackgroundImage(UIImage(named: "打钩@2x.png"), for: .normal)
        mmkv.set(true, forKey: AgreementVC.AGREE_KEY)
    }
    
    @objc func agreeViewTextClick(recognizer: UIGestureRecognizer) {
        let textView: UITextView = recognizer.view as! UITextView
        let layoutManager: NSLayoutManager = textView.layoutManager
        var location: CGPoint = recognizer.location(in: textView)
        location.x -= textView.textContainerInset.left
        location.y -= textView.textContainerInset.top

        var charIndex: Int
        charIndex = layoutManager.characterIndex(for: location, in: textView.textContainer, fractionOfDistanceBetweenInsertionPoints: nil)

        if charIndex < textView.textStorage.length {
            if charIndex >= 7 && charIndex < 11 {
                self.popup.dialog {
                    return getDialog(filename: "服务协议")
                }
            }else if (charIndex >= 12 && charIndex < 16) {
                self.popup.dialog {
                    return getDialog(filename: "隐私协议")
                }
            }
        }
    }
    
    func getDialog(filename: String) -> UIView {
        let myDialog = UIView(frame: CGRect(x: 0, y: 0, width: 300*width/375, height: 500*width/375))
        myDialog.backgroundColor = .white
        let titleLabel = UILabel.init(frame: CGRect(x: 0, y: 10*width/375, width: 300*width/375, height: 20*width/375))
        titleLabel.text = filename
        titleLabel.font = UIFont.init(name: "PingFang-SC-Medium", size: 20*width/375)//文字大小
        titleLabel.textColor = "3f4041".uicolor()
        titleLabel.textAlignment = .center
        // 协议内容
        let content = getTextFileStr(filename: filename)
        let contentScrollView = UIScrollView.init(frame: CGRect(x: 0, y: 40*width/375, width: 300*width/375, height: 450*width/375))
        contentScrollView.contentSize = CGSize.init(width: 300*width/375, height: 3250*width/375)
        contentScrollView.showsVerticalScrollIndicator = false
        let contentLabel = UILabel.init(frame: CGRect(x: 12*width/375, y: 0, width: 280*width/375, height: 450*width/375))
        contentLabel.numberOfLines = 0
        contentLabel.text = content
        contentLabel.font = UIFont.init(name: "PingFang-SC-Medium", size: 16*width/375)//文字大小
        contentLabel.textColor = "3f4041".uicolor()
        contentLabel.sizeToFit()
        contentScrollView.addSubview(contentLabel)
        myDialog.addSubview(contentScrollView)
        myDialog.addSubview(titleLabel)
        myDialog.layer.cornerRadius = 10
        return myDialog
    }
    
    func getTextFileStr(filename:String!) -> String! {
        if let path = Bundle.main.path(forResource: filename, ofType: "txt") {
            do {
                let data = try String(contentsOfFile: path, encoding: .utf8)
                return data
            } catch {
                print(error)
            }
        }
        return ""
    }
}

extension String {
     /// 十六进制字符串颜色转为UIColor
     /// - Parameter alpha: 透明度
     func uicolor(alpha: CGFloat = 1.0) -> UIColor {
        // 存储转换后的数值
        var red: UInt64 = 0, green: UInt64 = 0, blue: UInt64 = 0
        var hex = self
        // 如果传入的十六进制颜色有前缀，去掉前缀
        if hex.hasPrefix("0x") || hex.hasPrefix("0X") {
            hex = String(hex[hex.index(hex.startIndex, offsetBy: 2)...])
        } else if hex.hasPrefix("#") {
            hex = String(hex[hex.index(hex.startIndex, offsetBy: 1)...])
        }
        // 如果传入的字符数量不足6位按照后边都为0处理，当然你也可以进行其它操作
        if hex.count < 6 {
            for _ in 0..<6-hex.count {
                hex += "0"
            }
        }

        // 分别进行转换
        // 红
        Scanner(string: String(hex[..<hex.index(hex.startIndex, offsetBy: 2)])).scanHexInt64(&red)
        // 绿
        Scanner(string: String(hex[hex.index(hex.startIndex, offsetBy: 2)..<hex.index(hex.startIndex, offsetBy: 4)])).scanHexInt64(&green)
        // 蓝
        Scanner(string: String(hex[hex.index(startIndex, offsetBy: 4)...])).scanHexInt64(&blue)

        return UIColor(red: CGFloat(red)/255.0, green: CGFloat(green)/255.0, blue: CGFloat(blue)/255.0, alpha: alpha)
     }
}