//
//  SPSpeedSelectedView.swift
//  ShortPlay
//
//  Created by 曾觉新 on 2025/4/17.
//

import UIKit

class SPSpeedSelectedView: UIView {
    
    override var intrinsicContentSize: CGSize {
        return CGSize(width: kSPScreenWidth, height: 54)
    }
    
    var didSelectedSpeed: ((_ model: SPSpeedModel) -> Void)?
    
    var currentSpeed = SPSpeedModel.Speed.x1 {
        didSet {
            self.collectionView.reloadData()
        }
    }
    
    private lazy var dataArr: [SPSpeedModel] = SPSpeedModel.getAllSpeed()
    
    
    //MARK: UI属性
    private lazy var collectionViewLayout: UICollectionViewFlowLayout = {
        let layout = UICollectionViewFlowLayout()
        layout.scrollDirection = .horizontal
        layout.itemSize = .init(width: 70, height: 54)
        layout.minimumLineSpacing = 10
        layout.minimumInteritemSpacing = 10
        layout.sectionInset = .init(top: 0, left: 15, bottom: 0, right: 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
        SPSpeedSelectedCell.registerCell(collectionView: collectionView)
        return collectionView
    }()
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        
        _setupUI()
    }
    
    required init?(coder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
}

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

//MARK: --------------   UICollectionViewDelegate & UICollectionViewDataSource  --------------
extension SPSpeedSelectedView: UICollectionViewDelegate, UICollectionViewDataSource {
    
    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
        let model = dataArr[indexPath.row]
        let cell = SPSpeedSelectedCell.dequeueReusableCell(collectionView: collectionView, indexPath: indexPath)
        cell.model = model
        cell.sp_isSelected = model.speed == currentSpeed
        return cell
    }
    
    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
        return dataArr.count
    }
    
    func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
        
        self.didSelectedSpeed?(dataArr[indexPath.row])
        
    }
    
}