//
//  SPHomePageController.swift
//  ShortPlay
//
//  Created by 曾觉新 on 2025/4/8.
//

import UIKit

class SPHomePageController: SPViewController {
    
    private var topModel: SPHomeTopModel?
    
    private lazy var categoryArr: [SPHomeCategoryModel] = {
        let arr = [
            SPHomeCategoryModel(category_name: "Hot Picks".localized, category_id: nil, viewController: SPHomeViewController()),
            SPHomeCategoryModel(category_name: "Top 10".localized, category_id: nil, viewController: nil),
            SPHomeCategoryModel(category_name: "Fresh Drops".localized, category_id: nil, viewController: nil),
            SPHomeCategoryModel(category_name: "Free".localized, category_id: nil, viewController: nil),
        ]
        return arr
    }()
    
    private lazy var pageView: JYPageController = {
        let customIndicatorImage = UIImage(named: "page_indicator_icon_01")
        let customIndicator = UIImageView(image: customIndicatorImage)
        
        let pageView = JYPageController()
        pageView.delegate = self
        pageView.dataSource = self
        pageView.config.normalTitleColor = .colorD2D2D2()
        pageView.config.selectedTitleColor = .colorBF6BFF()
        pageView.config.normalTitleFont = 14
        pageView.config.selectedTitleFont = 16
        pageView.config.normalTitleFontWeight = .regular
        pageView.config.selectedTitleFontWeight = .medium
        pageView.config.alignment = .scatter
        pageView.config.customIndicator = customIndicator
        pageView.config.indicatorStyle = .customView
        pageView.config.indicatorWidth = customIndicatorImage?.size.width ?? 0
        pageView.config.indicatorHeight = customIndicatorImage?.size.height ?? 0
        pageView.config.leftPadding = 15
        pageView.config.rightPadding = 15
        pageView.config.itemsMargin = 24
        return pageView
    }()
    
    
    
    override func viewDidLoad() {
        super.viewDidLoad()

        sp_setupUI()
        
        requestData()
    }
    

    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        self.navigationController?.setNavigationBarHidden(true, animated: true)
    }

}

extension SPHomePageController {
    
    private func sp_setupUI() {
        addChild(pageView)
        view.addSubview(pageView.view)
        
        pageView.view.snp.makeConstraints { make in
//            make.edges.equalToSuperview()
            make.top.equalToSuperview().offset(kSPStatusbarHeight + 66)
            make.left.right.bottom.equalToSuperview()
        }
    }
}

//MARK: --------------   JYPageControllerDelegate & JYPageControllerDataSource  --------------
extension SPHomePageController: JYPageControllerDelegate, JYPageControllerDataSource {
    func pageController(_ pageController: JYPageController, frameForSegmentedView segmentedView: JYSegmentedView) -> CGRect {
        return .init(x: 0, y: 0, width: kSPScreenWidth, height: 40)
    }
    
    func pageController(_ pageController: JYPageController, frameForContainerView container: UIScrollView) -> CGRect {
        return .init(x: 0, y: 40, width: kSPScreenWidth, height: kSPScreenHeight - kSPTabBarHeight - kSPStatusbarHeight - 66 - 40)
    }
    
    func pageController(_ pageController: JYPageController, titleAt index: Int) -> String {
        return self.categoryArr[index].category_name ?? ""
    }
    
    func childController(atIndex index: Int) -> any JYPageChildContollerProtocol {
        let vc = SPHomeViewController()
        vc.topMargins = 15
        return vc
    }
    
    
    func numberOfChildControllers() -> Int {
        return self.categoryArr.count
    }
}


extension SPHomePageController {
    
    private func requestData() {
        if self.topModel != nil { return }
        
        
        SPHomeAPI.requestHomeTopData { [weak self] model in
            guard let self = self else { return }
            if let model = model {
                self.topModel = model
                if let category = self.topModel?.category {
                    self.categoryArr += category
                }
                self.pageView.reload()
            }
        }
        
    }
    
}