//
//  SPHomeHeaderView.swift
//  Thimra
//
//  Created by 曾觉新 on 2025/4/14.
//

import UIKit

class SPHomeHeaderView: UICollectionReusableView {
    
    var viewModel: SPHomeViewModel? {
        didSet {
            let moduleModel = viewModel?.moduleModel
            
            stackView.removeAllArrangedSubview()
            
            stackView.addArrangedSubview(bannerView)
            bannerView.reloadData()
            
            if let historyList = viewModel?.playHistoryArr, historyList.count > 0 {
                stackView.addArrangedSubview(playHistoryView)
                playHistoryView.dataArr = historyList
            }
            
            if let list = moduleModel?.nineSquare?.list, list.count > 0 {
                stackView.addArrangedSubview(exploreView)
                exploreView.titleLabel.text = moduleModel?.nineSquare?.title
                exploreView.dataArr = list
            }

//            stackView.addArrangedSubview(trendingView)
//            trendingView.dataArr = moduleModel?.bannerData
//            
//            stackView.addArrangedSubview(hotView)
//            hotView.dataArr = moduleModel?.bannerData
//            
//            stackView.addArrangedSubview(shortsForYouView)
//            shortsForYouView.dataArr = moduleModel?.bannerData
            
            stackView.addArrangedSubview(titleView)
        }
    }
    
    
    private lazy var stackView: UIStackView = {
        let view = UIStackView()
        view.axis = .vertical
        view.spacing = 25
        return view
    }()
    
    private lazy var bannerLayout: SPZoomCollectionViewLayout = {
        let layout = SPZoomCollectionViewLayout()
        layout.itemSize = .init(width: 234, height: Self.bannerHeight())
        layout.minimumLineSpacing = 10
        layout.minimumInteritemSpacing = 0
        return layout
    }()
    
    private lazy var bannerView: SPCollectionView = {
        let view = SPCollectionView(frame: .zero, collectionViewLayout: bannerLayout)
        view.delegate = self
        view.dataSource = self
        view.showsVerticalScrollIndicator = false
        view.showsHorizontalScrollIndicator = false
        SPHomeZoomBannerCell.registerCell(collectionView: view)
        
        view.snp.makeConstraints { make in
            make.width.equalTo(kSPScreenWidth)
            make.height.equalTo(Self.bannerHeight())
        }
        return view
    }()
    
    private lazy var playHistoryView: SPHomePlayHistoryView = {
        let view = SPHomePlayHistoryView()
        return view
    }()
    
    private lazy var exploreView: SPHomeExploreView = {
        let view = SPHomeExploreView()
        return view
    }()
    
    private lazy var trendingView: SPHomeTrendingView = {
        let view = SPHomeTrendingView()
        return view
    }()
    
    private lazy var hotView: SPHomeHotView = {
        let view = SPHomeHotView()
        return view
    }()
    
    private lazy var shortsForYouView: SPHomeShortsForYouView = {
        let view = SPHomeShortsForYouView()
        return view
    }()
    
    private lazy var titleView: SPHomeDataItemView = {
        let view = SPHomeDataItemView()
        view.titleLabel.text = "More for you!".localized
        return view
    }()
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        _setupUI()
    }
    
    required init?(coder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
}

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

//MARK: --------------   UICollectionViewDelegate & UICollectionViewDataSource  --------------
extension SPHomeHeaderView: UICollectionViewDelegate, UICollectionViewDataSource {
    
    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
        let cell = SPHomeZoomBannerCell.dequeueReusableCell(collectionView: collectionView, indexPath: indexPath)
        cell.model = self.viewModel?.moduleModel?.bannerData?[indexPath.row]
        return cell
    }
    
    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
        return self.viewModel?.moduleModel?.bannerData?.count ?? 0
    }
    
    func numberOfSections(in collectionView: UICollectionView) -> Int {
        return 1
    }
    
    func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
        let model = self.viewModel?.moduleModel?.bannerData?[indexPath.row]
        
        let vc = SPPlayerDetailViewController()
        vc.shortPlayId = model?.short_play_id
        self.viewController?.navigationController?.pushViewController(vc, animated: true)
    }
}


extension SPHomeHeaderView {
    
    static func contentHeight(viewModel: SPHomeViewModel) -> CGFloat {
        var height = bannerHeight()
        let moduleModel = viewModel.moduleModel
        
        ///历史记录
        if let historyList = viewModel.playHistoryArr, historyList.count > 0 {
            height = height + SPHomePlayHistoryView.contentHeight(dataArr: historyList) + 25
        }
        
        
        ///九宫格数据
        if let list = moduleModel?.nineSquare?.list, list.count > 0 {
            height = height + SPHomeExploreView.contentHeight(dataArr: list) + 25
        }
        
//        height = height + SPHomeTrendingView.contentHeight(dataArr: moduleModel?.bannerData ?? []) + 25
//        
//        
//        height = height + SPHomeHotView.contentHeight(dataArr: moduleModel?.bannerData ?? []) + 25
//        
//        height = height + SPHomeShortsForYouView.contentHeight(dataArr: moduleModel?.bannerData ?? []) + 25
        
        ///标题高度
        height = height + SPHomeDataItemView.contentHeight(dataArr: []) + 25
        
        return height
    }
    
    static func bannerHeight() -> CGFloat {
        return 336
    }
    
    
    
}