//
//  SPCoinRechargeView.swift
//  MoviaBox
//
//  Created by 佳尔 on 2025/4/28.
//

import UIKit

class SPCoinRechargeView: UIView {
    
    override var intrinsicContentSize: CGSize {
        return CGSize(width: kSPScreenWidth, height: 20 + 14 + 125)
    }
    
    private lazy var currentIndexPath: IndexPath = .init(row: 0, section: 0)
    
    ///充值成功回调
    var rechargeFinishHandle: (() -> Void)?
    
    var dataArr: [SPPayTemplateItem]? {
        didSet {
            self.collectionView.reloadData()
        }
    }
    
    var userInfo: SPUserInfo? {
        didSet {
            coinLabel.text = "\(userInfo?.coin_left_total ?? 0)"
        }
    }
    
    //MARK: UI属性
    private lazy var coinNameLabel: UILabel = {
        let label = UILabel()
        label.font = .fontRegular(ofSize: 14)
        label.textColor = .colorFFFFFF(alpha: 0.7)
        label.text = "Coins Balance:"
        return label
    }()
    
    private lazy var coinIconImageView: UIImageView = {
        let imageView = UIImageView(image: UIImage(named: "coin_icon_04"))
        return imageView
    }()
    
    private lazy var coinLabel: UILabel = {
        let label = UILabel()
        label.font = .fontRegular(ofSize: 14)
        label.textColor = .colorFFFFFF()
        return label
    }()
    
    private lazy var collectionViewLayout: UICollectionViewFlowLayout = {
        let layout = UICollectionViewFlowLayout()
        layout.scrollDirection = .horizontal
        layout.minimumLineSpacing = 8
        layout.minimumInteritemSpacing = 8
        layout.sectionInset = .init(top: 0, left: 16, bottom: 0, right: 16)
        layout.itemSize = CGSize(width: 120, height: 125)
        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
        SPCoinRechargeCell.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 SPCoinRechargeView {
    
    private func _setupUI() {
        addSubview(coinNameLabel)
        addSubview(coinIconImageView)
        addSubview(coinLabel)
        addSubview(collectionView)
        
        coinNameLabel.snp.makeConstraints { make in
            make.left.equalToSuperview().offset(16)
            make.top.equalToSuperview()
            make.height.equalTo(20)
        }
        
        coinIconImageView.snp.makeConstraints { make in
            make.centerY.equalTo(coinNameLabel)
            make.left.equalTo(coinNameLabel.snp.right).offset(4)
        }
        
        coinLabel.snp.makeConstraints { make in
            make.centerY.equalTo(coinNameLabel)
            make.left.equalTo(coinIconImageView.snp.right).offset(4)
        }
        
        collectionView.snp.makeConstraints { make in
            make.left.right.bottom.equalToSuperview()
            make.height.equalTo(125)
        }
    }
    
    
}

//MARK: --------------   UICollectionViewDelegate & UICollectionViewDataSource  --------------
extension SPCoinRechargeView: UICollectionViewDelegate, UICollectionViewDataSource {
    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
        let cell = SPCoinRechargeCell.dequeueReusableCell(collectionView: collectionView, indexPath: indexPath)
        cell.sp_isSelected = indexPath == currentIndexPath
        cell.model = dataArr?[indexPath.row]
        return cell
    }
    
    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
        return dataArr?.count ?? 0
    }
    
    func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
        currentIndexPath = indexPath
        collectionView.reloadData()
        
        guard let model = self.dataArr?[indexPath.row] else { return }
        
        SPIAPManager.manager.startRecharge(model: model) { [weak self] finish in
            if finish {
                self?.rechargeFinishHandle?()
            }
        }
    }
    
}