SwiftProject/MvpGoods/首页/View/YMOtherHeade...

//
//  YMOtherHeaderView.swift
//  MvpGoods
//
//  Created by 小花 on 2019/4/11.
//  Copyright © 2019 MVP. All rights reserved.
//

import UIKit

class YMOtherHeaderView: UIView {

    typealias ClickClosure = (_ model: YMOtherHeaderModel) -> Void
    var clickClosure: ClickClosure?
    
    var KMainGoodCell = "MainGoodCell"
    var KHeaderKey    = "KHeaderKey"
    var collectionView: UICollectionView?
    
    var dataArr: [YMOtherHeaderModel]?
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        self.initSubViews()
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    func initSubViews() {
        let layout = UICollectionViewFlowLayout()
        layout.scrollDirection = .horizontal
        layout.itemSize = CGSize(width: 70, height: 80)
        let collectionView = UICollectionView(frame: CGRect(x: 0, y: 0, width: SCREENW, height: self.height), collectionViewLayout:layout)
        collectionView.delegate = self
        collectionView.dataSource = self
        collectionView.showsHorizontalScrollIndicator = false
        collectionView.backgroundColor = UIColor.gloadGrayColor()
        collectionView.register(YMOtherHeaderCell.self, forCellWithReuseIdentifier: KMainGoodCell)
        collectionView.backgroundColor = UIColor.white
        self.addSubview(collectionView)
        self.collectionView = collectionView
    }
    
    func setDataArr(data: [YMOtherHeaderModel]){
        dataArr = data
        self.collectionView?.reloadData()
    }

}

extension YMOtherHeaderView: UICollectionViewDelegate,UICollectionViewDataSource,UICollectionViewDelegateFlowLayout {
    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
        return self.dataArr?.count ?? 0
    }
    
    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
        
        let cell = collectionView.dequeueReusableCell(withReuseIdentifier: KMainGoodCell, for:indexPath) as! YMOtherHeaderCell
        cell.model = self.dataArr![indexPath.row]
        return cell
    }
    
    func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
        let model = self.dataArr?[indexPath.row]
        self.clickClosure?(model!)
    }
    
}