//
//  SPAllShortViewController.swift
//  Thimra
//
//  Created by Overseas on 2025/4/23.
//

import UIKit

class SPAllShortViewController: SPViewController {
    
    
    private lazy var allCategoryModel: SPCategoryModel = {
        let model = SPCategoryModel()
        model.id = "0"
        model.name = "All".localized
        return model
    }()
    private lazy var categoryArr: [SPCategoryModel] = [self.allCategoryModel]
    private lazy var currentCategoryModel: SPCategoryModel = self.allCategoryModel
    
    private lazy var dataArr: [SPShortModel] = []
    private lazy var page = 1
    
    //MARK: UI属性
    private lazy var tagView: JXTagView = {
        let tagView = JXTagView()
        tagView.delegate = self
        tagView.dataSource = self
        tagView.tagHeight = 24
        tagView.tagCornerRadius = 12
        tagView.tagBorderWidth = 1
        tagView.tagBorderColor = .clear
        tagView.tagBorderSelectedColor = .colorFF4B5A()
        tagView.textColor = .colorCCCCCC()
        tagView.textSelectedColor = .colorFF4B5A()
        tagView.tagBackgroundColor = .clear
        tagView.tagSelectedBackgroundColor = .clear
        tagView.textFont = .fontRegular(ofSize: 14)
        tagView.textMargin = 14
        tagView.tagVerticalGap = 5
        tagView.tagHorizontalGap = 0
        tagView.leftAndRightMargin = 16
        return tagView
    }()
    
    private lazy var collectionViewLayout: UICollectionViewFlowLayout = {
        let width = floor((kSPScreenWidth - 32 - 14 * 2) / 3)
        let height = 145 / 105 * width + 36
        
        let layout = UICollectionViewFlowLayout()
        layout.itemSize = CGSize(width: width, height: height)
        layout.minimumLineSpacing = 14
        layout.minimumInteritemSpacing = 14
        layout.sectionInset = .init(top: 0, left: 16, bottom: 0, right: 16)
        return layout
    }()
    
    private lazy var bgView: UIView = {
        let view = UIView()
        view.addEffectView(style: .dark)
        return view
    }()
    
    private lazy var collectionView: SPCollectionView = {
        let collectionView = SPCollectionView(frame: .zero, collectionViewLayout: collectionViewLayout)
        collectionView.delegate = self
        collectionView.dataSource = self
        collectionView.contentInset = .init(top: 10, left: 0, bottom: 10, right: 0)
        collectionView.sp_addRefreshHeader(insetTop: collectionView.contentInset.top) { [weak self] in
            self?.handleHeaderRefresh(nil)
        }
        collectionView.sp_addRefreshBackFooter(insetBottom: collectionView.contentInset.bottom) { [weak self] in
            self?.handleFooterRefresh(nil)
        }
        SPAllShortCell.registerCell(collectionView: collectionView)
        return collectionView
    }()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        self.view.backgroundColor = .clear
        
        requestCategoryList()
        requestDataArr(page: 1, completer: nil)
        
        _setupUI()
    }
    
    override func setBgImageView() {
        
    }
    
    override func handleHeaderRefresh(_ completer: (() -> Void)?) {
        requestDataArr(page: 1) { [weak self] in
            self?.collectionView.sp_endHeaderRefreshing()
        }
    }
    
    override func handleFooterRefresh(_ completer: (() -> Void)?) {
        requestDataArr(page: self.page + 1) { [weak self] in
            self?.collectionView.sp_endFooterRefreshing()
        }
    }
}

extension SPAllShortViewController {
    private func _setupUI() {
        view.addSubview(tagView)
        view.addSubview(bgView)
        bgView.addSubview(collectionView)
        
        tagView.snp.makeConstraints { make in
            make.left.right.equalToSuperview()
            make.top.equalToSuperview().offset(kSPStatusbarHeight + 40 + 12)
        }
        
        bgView.snp.makeConstraints { make in
            make.left.right.bottom.equalToSuperview()
            make.top.equalTo(tagView.snp.bottom).offset(5)
        }
        
        collectionView.snp.makeConstraints { make in
            make.left.right.bottom.equalToSuperview()
            make.top.equalToSuperview()
        }
    }
    
}

//MARK: --------------   UICollectionViewDelegate & UICollectionViewDataSource  --------------
extension SPAllShortViewController: UICollectionViewDelegate, UICollectionViewDataSource {
    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
        let cell = SPAllShortCell.dequeueReusableCell(collectionView: collectionView, indexPath: indexPath)
        cell.model = dataArr[indexPath.row]
        return cell
    }
    
    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
        return self.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)
    }
}

//MARK: --------------   JXTagViewDelegate & JXTagViewDataSource  --------------
extension SPAllShortViewController: JXTagViewDelegate, JXTagViewDataSource {
    func jx_number(in tagView: JXTagView) -> Int {
        return self.categoryArr.count
    }
    
    func jx_tagView(tagView: JXTagView, titleForIndex index: Int) -> String? {
        return self.categoryArr[index].name
    }
    
    func jx_tagView(tagView: JXTagView, selectedForIndex index: Int) -> Bool {
        let model = self.categoryArr[index]
        return model.id == self.currentCategoryModel.id
    }
    
    func jx_tagView(tagView: JXTagView, didSelectedTagAt index: Int) {
        let model = self.categoryArr[index]
        if model.id == self.currentCategoryModel.id { return }
        
        self.currentCategoryModel = model
        tagView.updateState()
        
        requestDataArr(page: 1, completer: nil)
    }
}

extension SPAllShortViewController {
    private func requestCategoryList() {
        SPVideoAPI.requestShortCategoryList { [weak self] list in
            guard let self = self else { return }
            if let list = list {
                self.categoryArr = list
                self.categoryArr.insert(self.allCategoryModel, at: 0)
                self.tagView.reloadData()
            }
        }
    }
    
    private func requestDataArr(page: Int, completer: (() -> Void)?) {
        guard let id = self.currentCategoryModel.id else { return }
        
        SPVideoAPI.requestCategoryShortList(page: page, id: id) { [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.page = page
                
                self.collectionView.reloadData()
            }
            
            completer?()
        }
        
    }
    
    
}