//
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// CommmonBannerView.swift
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// WanPai
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//
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// Created by 无故事王国 on 2023/11/1.
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//
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import UIKit
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//struct CommmonBannerModel {
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// var index = 0 //自定义索引
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// var id:Int? //ID
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// var name:String? //名称
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// var resource:String? //数据源：URL等
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// var mediaType:CommmonBannerView.MediaType?
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//}
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//class CommmonBannerView: UIView, UICollectionViewDelegate, UICollectionViewDataSource,UICollectionViewDelegateFlowLayout {
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//
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// enum MediaType {
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// case videoUrl,imageUrl,imageLocal,videoLocal
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// }
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//
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// private lazy var collectionView:UICollectionView = {
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// var layout = UICollectionViewFlowLayout()
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// layout.minimumLineSpacing = 0
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// layout.minimumInteritemSpacing = 0
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// layout.scrollDirection = .horizontal
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// layout.sectionInset = .zero
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// layout.headerReferenceSize = .zero
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// layout.footerReferenceSize = .zero
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// layout.itemSize = CGSize(width: self.width, height: self.height)
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// let collectionView = UICollectionView(frame:CGRect(x: 0, y: 0, width: self.width, height: self.height), collectionViewLayout: layout)
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// collectionView.delegate = self
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// collectionView.dataSource = self
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// collectionView.isPagingEnabled = true
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// collectionView.showsHorizontalScrollIndicator = false
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// collectionView.register(CommmonBannerViewCell.self, forCellWithReuseIdentifier: "BannerView")
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// collectionView.decelerationRate = .normal
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// collectionView.contentInsetAdjustmentBehavior = .never
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// collectionView.backgroundColor = .white
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// collectionView.bounces = false
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// return collectionView
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// }()
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//
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// private lazy var pageControl:UIPageControl = {
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// let control = UIPageControl()
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// control.currentPageIndicatorTintColor = .white
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// control.pageIndicatorTintColor = .gray.withAlphaComponent(0.6)
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// return control
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// }()
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//
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// private var timer:Timer?
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//
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// private var items = [CommmonBannerModel]()
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// private var selectClouse:((CommmonBannerModel)->Void)?
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// private var autoRoll:Bool = true
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// private var currentPage:Int = 0
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// private var timeInterval:Int = 5
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//
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// override func awakeFromNib() {
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// super.awakeFromNib()
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// setUI()
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// }
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//
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// public func setItems(items:[CommmonBannerModel],autoRoll:Bool = true,selectClouse:((CommmonBannerModel)->Void)? = nil){
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//
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// self.items = items
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// if items.count > 1{
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// self.items.append(items.first!)
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// }
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// self.autoRoll = autoRoll
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// self.selectClouse = selectClouse
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// if items.count <= 1{self.autoRoll = false}
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//
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// setUI()
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// collectionView.reloadData()
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//
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// if self.autoRoll{
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// DispatchQueue.main.asyncAfter(deadline: .now()+5) {
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// self.startTimer()
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// }
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// }
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// }
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//
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// private func setUI(){
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// addSubview(collectionView)
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// collectionView.snp.makeConstraints { make in
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// make.edges.equalToSuperview()
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// }
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//
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// if items.count > 1{
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// pageControl.numberOfPages = items.count - 1
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//
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// addSubview(pageControl)
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// pageControl.snp.makeConstraints { make in
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// make.centerX.equalToSuperview()
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// make.bottom.equalToSuperview().offset(-10)
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// make.height.equalTo(8)
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// }
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// }
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// }
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//
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// private func startTimer(){
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// timer = Timer(timeInterval: TimeInterval(timeInterval), repeats: true, block: {[weak self] t in
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// guard let weakSelf = self else { return }
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// weakSelf.currentPage += 1
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//
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// if weakSelf.currentPage >= weakSelf.pageControl.numberOfPages{
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// weakSelf.currentPage = 0
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// weakSelf.collectionView.setContentOffset(.zero, animated: false)
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// weakSelf.pageControl.currentPage = 0
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// }
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// weakSelf.collectionView.setContentOffset(CGPoint(x: weakSelf.currentPage * Int(weakSelf.width), y: 0), animated: true)
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// })
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// timer?.fire()
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// RunLoop.current.add(timer!, forMode: .common)
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// }
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//
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// func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
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// return items.count
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// }
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//
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// func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
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// let item = items[indexPath.row]
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// selectClouse?(item)
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// }
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//
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// func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexPath) -> CGSize {
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// return CGSize(width:collectionView.bounds.size.width,height:ceil(collectionView.bounds.size.height))
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// }
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//
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// func scrollViewWillBeginDragging(_ scrollView: UIScrollView) {
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// print("--开始滑动")
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// timer?.fireDate = Date.distantFuture
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// }
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//
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// func scrollViewDidEndDragging(_ scrollView: UIScrollView, willDecelerate decelerate: Bool) {
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// print("--结束滑动")
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// timer?.fireDate = Date.init(timeIntervalSinceNow: 3.0) //3秒后开启
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// }
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//
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// func scrollViewDidEndScrollingAnimation(_ scrollView: UIScrollView) {
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// let page = scrollView.contentOffset.x / scrollView.width
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// if page.int > pageControl.numberOfPages{
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// pageControl.currentPage = 0
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// }else{
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// pageControl.currentPage = page.int
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// }
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// }
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//
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// func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
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// let page = scrollView.contentOffset.x / scrollView.width
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// if page.int >= pageControl.numberOfPages{
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// pageControl.currentPage = 0
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// collectionView.setContentOffset(.zero, animated: false)
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// }else{
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// pageControl.currentPage = page.int
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// }
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// }
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//
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// func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
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// let cell = collectionView.dequeueReusableCell(withReuseIdentifier: "BannerView", for: indexPath) as! CommmonBannerViewCell
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// let item = items[indexPath.row]
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//
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// switch item.mediaType {
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// case .imageUrl:
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// if let i = item.resource{
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// cell.imgView.sd_setImage(with: URL(string: i))
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// }
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// case .imageLocal:
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// if let i = item.resource{
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// cell.imgView.image = UIImage(named: i)
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// }
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// default:break
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// }
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// return cell
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// }
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//}
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//
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//class CommmonBannerViewCell: UICollectionViewCell {
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//
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// lazy var imgView:UIImageView = {
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// let img = UIImageView()
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// img.contentMode = .scaleAspectFit
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// return img
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// }()
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//
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// override init(frame: CGRect) {
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// super.init(frame: frame)
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// contentView.addSubview(imgView)
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// imgView.snp.makeConstraints { make in
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// make.edges.equalToSuperview()
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// }
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// }
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//
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// required init?(coder aDecoder: NSCoder) {
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// fatalError("init(coder:) has not been implemented")
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// }
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//}
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