//
//  SPHomeShortsForYouView.swift
//  ShortPlay
//
//  Created by 曾觉新 on 2025/4/14.
//

import UIKit

class SPHomeShortsForYouView: SPHomeDataItemView {

    
    override class func contentHeight(dataArr: [SPShortModel]) -> CGFloat {
        return 271 + contentToTop
    }
    
    override var dataArr: [SPShortModel]? {
        didSet {
            self.collectionView.reloadData()
        }
    }
    
    
    private lazy var collectionViewLayout: UICollectionViewFlowLayout = {
        let layout = UICollectionViewFlowLayout()
        layout.scrollDirection = .horizontal
        layout.itemSize = CGSize(width: 204, height: 271)
        layout.sectionInset = UIEdgeInsets(top: 0, left: 15, bottom: 0, right: 15)
        layout.minimumLineSpacing = 15
        layout.minimumInteritemSpacing = 15
        return layout
    }()
    
    private lazy var collectionView: SPCollectionView = {
        let collectionView = SPCollectionView(frame: .zero, collectionViewLayout: collectionViewLayout)
        collectionView.delegate = self
        collectionView.dataSource = self
        collectionView.showsVerticalScrollIndicator = false
        collectionView.showsHorizontalScrollIndicator = false
        SPHomeShortsForYouCell.registerCell(collectionView: collectionView)
        return collectionView
    }()
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        self.titleLabel.text = "Shorts for You".localized
        
        _setupUI()
    }
    
    @MainActor required init?(coder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
}

extension SPHomeShortsForYouView {
    
    private func _setupUI() {
        contentView.addSubview(collectionView)
        
        collectionView.snp.makeConstraints { make in
            make.edges.equalToSuperview()
        }
    }
    
}

//MARK: --------------   UICollectionViewDelegate & UICollectionViewDataSource  --------------
extension SPHomeShortsForYouView: UICollectionViewDelegate, UICollectionViewDataSource {
    
    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
        let cell = SPHomeShortsForYouCell.dequeueReusableCell(collectionView: collectionView, indexPath: indexPath)
        return cell
    }
    
    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
        return dataArr?.count ?? 0
    }
    
}