//
//  VipWaivePopView.swift
//  QuickLocation
//
//  Created by 八条 on 2026/6/4.
//

import UIKit
import RxSwift
import RxCocoa

class VipWaivePopView: UIView {

    private static let shared = VipWaivePopView(frame: CGRect(origin: .zero, size: kScreenSize))

    var disposeBag = DisposeBag()
    
    static func show() {
        guard let superView = kKeyWindow else {
            return
        }
        
        if VipWaivePopView.shared.superview != nil {
            VipWaivePopView.shared.removeFromSuperview()
            VipWaivePopView.shared.bgView.frame = .zero
        }
        VipWaivePopView.shared.bgView.alpha = 1
        VipWaivePopView.shared.bgView.frame = CGRect(x: 0, y: 0, width: kScreenWidth, height: kScreenHeight)
        superView.addSubview(VipWaivePopView.shared)
        superView.bringSubviewToFront(VipWaivePopView.shared)
        
        UIView.animate(withDuration: 0.25) {
            VipWaivePopView.shared.bgView.alpha = 1
        }
    }
    
    /// 关闭
    static func dismiss() {
        guard VipWaivePopView.shared.superview != nil else { return }

        UIView.animate(withDuration: 0.25, delay: 0, options: [.curveEaseIn]) {
            VipWaivePopView.shared.bgView.alpha = 0
        } completion: { _ in
            VipWaivePopView.shared.removeFromSuperview()
        }
    }
    
    private func setupRx() {
        confirmBtn.rx.tap.subscribe(onNext: { _ in
            VipWaivePopView.dismiss()
            
        }).disposed(by: disposeBag)
        
        closeBtn.rx.tap.subscribe(onNext: { _ in
            VipWaivePopView.dismiss()
            AppRouter.shared.popOrDismiss()
        }).disposed(by: disposeBag)
    }
    
    private lazy var bgView: UIView = {
        let view = UIView()
        view.backgroundColor = .black.withAlphaComponent(0.5)
        return view
    }()
    
    lazy var popView: UIView = {
        let view = UIView()
        view.backgroundColor = .clear
        return view
    }()
    
    lazy var bgImgView: UIImageView = {
        let view = UIImageView()
        view.image = UIImage(named: "VipRecharge/waive_bg")
        view.contentMode = .scaleAspectFill
        return view
    }()
    
    lazy var confirmBtn: UIButton = {
        let btn = UIButton(type: .custom)
        btn.setTitle("确认开通", for: .normal)
        btn.setTitleColor(.white, for: .normal)
        btn.titleLabel?.font = .systemFont(ofSize: 16, weight: .bold)
//        btn.backgroundColor = UIColor(hexStr: "#00ADFE")
//        btn.setBackgroundImage(UIImage(named: "Common/gradient_bg"), for: .normal)
        btn.cornerRadius = 25
        return btn
    }()
    
    lazy var closeBtn: UIButton = {
        let btn = UIButton(type: .custom)
        btn.setTitle("残忍放弃", for: .normal)
        btn.setTitleColor(UIColor(hexStr: "#00ADFE"), for: .normal)
        btn.titleLabel?.font = .systemFont(ofSize: 16, weight: .medium)
        btn.backgroundColor = .white
        btn.borderWidth = 1
        btn.borderColor = UIColor(hexStr: "#00ADFE")
        btn.cornerRadius = 25
        return btn
    }()
    
    // MARK: - Init
    override init(frame: CGRect) {
        super.init(frame: frame)
        backgroundColor = .clear
        addSubview(bgView)
        bgView.addSubview(popView)
        popView.addSubview(bgImgView)
        popView.addSubview(confirmBtn)
        popView.addSubview(closeBtn)
        
        popView.layoutChain
            .centerY()
            .edgesHorzontal(30)
            .heightToWidth(389/315)
        
        bgImgView.layoutChain.edges()
        
        closeBtn.layoutChain
            .left(18)
            .bottom(18)
            .width(100)
            .height(50)
        
        confirmBtn.layoutChain
            .topToView(closeBtn)
            .leftToRightOfView(closeBtn, offset: 19)
            .right(18)
            .height(50)
        
        setupRx()
        self.layoutIfNeeded()
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }

    override func layoutSubviews() {
        super.layoutSubviews()
        popView.layoutIfNeeded()
        confirmBtn.setGradientLayer(frame: confirmBtn.bounds,
                                    startPoint: CGPoint(x: 0.5, y: 0.5),
                                    endPoint: CGPoint(x: 1, y: 0),
                                    colors: [UIColor(hexStr: "#00ADFE"), UIColor(hexStr: "#46C8FF")],
                                    locations: [0.1, 1])
    }
}