//
//  SPPlayerDetailViewController.swift
//  Thimra
//
//  Created by 曾觉新 on 2025/4/10.
//

import UIKit

class SPPlayerDetailViewController: SPPlayerListViewController {
    
    override var PlayerCellClass: SPPlayerListCell.Type {
        return SPPlayerDetailCell.self
    }
    
    override var contentSize: CGSize {
        return CGSize(width: kSPScreenWidth, height: kSPScreenHeight - kSPTabbarSafeBottomMargin - 35)
    }
    
    
    var videoId: String?
    var shortPlayId: String?
    var playHistoryModel: SPShortModel?
    
    private var detailModel: SPVideoDetailModel?
    
    //MARK: UI属性
    ///选集视图
    private weak var episodeView: SPEpisodeView?
    
    private lazy var backButton: UIButton = {
        let button = UIButton(type: .custom)
        button.setImage(UIImage(named: "arrow_left_icon_01"), for: .normal)
        button.addTarget(self, action: #selector(handleBack), for: .touchUpInside)
        return button
    }()
    
    private lazy var titleLabel: UILabel = {
        let label = UILabel()
        label.font = .fontBold(ofSize: 18)
        label.textColor = .colorFFFFFF()
        return label
    }()
    
    private lazy var episodeLabel: UILabel = {
        let label = UILabel()
        label.font = .fontMedium(ofSize: 18)
        label.textColor = .colorFFFFFF(alpha: 0.4)
        return label
    }()
    
    private lazy var bottomView: UIView = {
        let view = UIView()
        view.backgroundColor = .color1C1C1E()
        return view
    }()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        self.autoNextEpisode = true
        self.dataSource = self
        self.delegate = self
        
        requestDetailData()
        
        _addAction()
        
        _setupUI()
    }
    

    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        self.navigationController?.setNavigationBarHidden(true, animated: true)
        
    }
    
    override func play() {
        super.play()
        if let _ = self.detailModel,
           let videoInfo = self.viewModel.currentPlayer?.videoInfo
        {
            SPVideoAPI.requestRequestVideoPlayHistory(videoId: videoInfo.short_play_video_id ?? "", shortPlayId: videoInfo.short_play_id ?? "")
        }
    }

}

extension SPPlayerDetailViewController {
    
    private func _setupUI() {
        view.addSubview(backButton)
        view.addSubview(titleLabel)
        view.addSubview(episodeLabel)
        view.addSubview(bottomView)
        
        backButton.snp.makeConstraints { make in
            make.left.equalToSuperview().offset(5)
            make.top.equalToSuperview().offset(5 + kSPStatusbarHeight)
            make.width.height.equalTo(37)
        }
        
        titleLabel.snp.makeConstraints { make in
            make.left.equalTo(backButton.snp.right)
            make.centerY.equalTo(backButton)
//            make.right.equalToSuperview().offset(-15)
            make.width.lessThanOrEqualTo(kSPScreenWidth - 130)
        }
        
        episodeLabel.snp.makeConstraints { make in
            make.centerY.equalTo(titleLabel)
            make.left.equalTo(titleLabel.snp.right).offset(16)
        }
        
        bottomView.snp.makeConstraints { make in
            make.left.right.bottom.equalToSuperview()
            make.top.equalTo(self.collectionView.snp.bottom)
        }
    }
    
    private func _addAction() {
        self.viewModel.handleEpisode = { [weak self] in
            self?.onEpisode()
        }
    }
}

extension SPPlayerDetailViewController {
    
    
    
    private func onEpisode() {
        let view = SPEpisodeView()
        view.dataArr = detailModel?.episodeList ?? []
        view.shortModel = detailModel?.shortPlayInfo
        view.currentIndex = self.currentIndexPath.row
        view.didSelectedIndex = { [weak self] (index) in
            self?.scrollToItem(indexPath: IndexPath(row: index, section: 0), animated: false)
        }
        view.present(in: nil)
        self.episodeView = view
    }
    
}

//MARK: --------------   SPPlayerListViewControllerDataSource  --------------
extension SPPlayerDetailViewController: SPPlayerListViewControllerDataSource, SPPlayerListViewControllerDelegate {
    func sp_playerListViewController(_ viewController: SPPlayerListViewController, _ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath, oldCell: UICollectionViewCell) -> UICollectionViewCell {
        if let cell = oldCell as? SPPlayerDetailCell {
            cell.shortModel = detailModel?.shortPlayInfo
            cell.videoInfo = detailModel?.episodeList?[indexPath.row]
            cell.isLoop = false
        }
        return oldCell
    }
    
    func sp_playerListViewController(_ viewController: SPPlayerListViewController, _ collectionView: UICollectionView, numberOfItemsInSection section: Int, oldNumber: Int) -> Int {
        return detailModel?.episodeList?.count ?? 0
    }
    
    func sp_playerListViewController(_ viewController: SPPlayerListViewController, didChangeIndexPathForVisible indexPath: IndexPath) {
        self.episodeView?.currentIndex = indexPath.row
        let videoInfo = detailModel?.episodeList?[indexPath.row]

//        titleLabel.text = String(format: "kPlayerDetailTitleString".localized, "\(videoInfo?.episode ?? "0")", self.detailModel?.shortPlayInfo?.name ?? "")
        titleLabel.text = detailModel?.shortPlayInfo?.name
        episodeLabel.text = "\(videoInfo?.episode ?? "0")/\(detailModel?.shortPlayInfo?.episode_total ?? 0)"
    }
}


extension SPPlayerDetailViewController {
    
    private func requestDetailData() {
        guard let shortPlayId = self.shortPlayId else { return }
        
        SPVideoAPI.requestVideoDetail(videoId: videoId, shortPlayId: shortPlayId) { [weak self] model in
            guard let self = self else { return }
            if let model = model {
                self.detailModel = model
                self.reloadData { [weak self] in
                    guard let self = self else { return }
                    
                    if let playHistoryModel = self.playHistoryModel {
                        var row: Int?
                        self.detailModel?.episodeList?.enumerated().forEach({
                            if $1.episode == playHistoryModel.current_episode {
                                row = $0
                            }
                        })
                        if let row = row {
                            self.scrollToItem(indexPath: IndexPath(row: row, section: 0), animated: false)
                        }
                        self.playHistoryModel = nil
                    } else {
                        self.play()
                    }
                }

            }
        }
    }
}