//
//  SPHomeChildController.swift
//  MoviaBox
//
//  Created by 曾觉新 on 2025/4/14.
//

import UIKit

class SPHomeChildController: SPViewController, WMZPageProtocol {

    
    lazy var page = 1
    lazy var dataArr: [SPShortModel] = []
    
    
    private lazy var layout: UICollectionViewFlowLayout = {
        let width = floor((kSPScreenWidth - 32 - 13) / 2)
        let height = 221 / 165 * width + 44
        
        let layout = UICollectionViewFlowLayout()
        layout.itemSize = CGSize(width: width, height: height)
        layout.sectionInset = .init(top: 0, left: 16, bottom: 0, right: 16)
        layout.minimumInteritemSpacing = 13
        layout.minimumLineSpacing = 13
        return layout
    }()
    
    private lazy var collectionView: SPCollectionView = {
        let collectionView = SPCollectionView(frame: .zero, collectionViewLayout: layout)
        collectionView.delegate = self
        collectionView.dataSource = self
//        collectionView.sp_addRefreshHeader { [weak self] in
//            self?.handleHeaderRefresh(nil)
//        }
        collectionView.sp_addRefreshBackFooter(insetBottom: 0) { [weak self] in
            self?.handleFooterRefresh(nil)
        }
        SPHomeShortCell.registerCell(collectionView: collectionView)
        return collectionView
    }()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        setBackgroundView(isShowGradient: false, bgImage: nil, backgroundColor: .clear)
        sp_setupUI()
        
        requestListDataArr(page: 1, completer: nil)
    }
    
    
    override func handleHeaderRefresh(_ completer: (() -> Void)?) {
        requestListDataArr(page: 1, completer: completer)
    }

    override func handleFooterRefresh(_ completer: (() -> Void)?) {
        requestListDataArr(page: self.page + 1) { [weak self] in
            self?.collectionView.sp_endFooterRefreshing()
        }
    }
    
    func getMyScrollView() -> UIScrollView {
        return self.collectionView
    }

}

extension SPHomeChildController {
    
    private func sp_setupUI() {
        view.addSubview(collectionView)
        
        collectionView.snp.makeConstraints { make in
            make.edges.equalToSuperview()
        }
    }
    
}

//MARK: --------------   UICollectionViewDelegate & UICollectionViewDataSource  --------------
extension SPHomeChildController: UICollectionViewDelegate, UICollectionViewDataSource {
    
    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
        let cell = SPHomeShortCell.dequeueReusableCell(collectionView: collectionView, indexPath: indexPath)
        cell.model = dataArr[indexPath.row]
        return cell
    }
    
    
    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
        return dataArr.count
    }
    
    func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
        let model = dataArr[indexPath.row]
        
        let vc = SPPlayerDetailViewController()
        vc.shortPlayId = model.short_play_id
        self.navigationController?.pushViewController(vc, animated: true)
    }
}


extension SPHomeChildController {
    
    ///获取列表数据
    private func requestListDataArr(page: Int, completer: (() -> Void)?) {
        SPHomeAPI.requestHomeList(page: page) { [weak self] listModel in
            guard let self = self else { return }
            
            if let list = listModel?.list {
                if page == 1 {
                    self.dataArr.removeAll()
                }
                self.dataArr += list
                
                self.collectionView.reloadData()
                self.page = page
            }
            completer?()
        }
    }
}