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//
//  CNLiveGoodsCategoryController.swift
//  metaCode
//
//  Created by zx on 2023/11/8.
//  商品分类/店铺分类

import Foundation
import QMUIKit
///分类类型
enum CNLiveGoodsCategoryType:Int {
    ///商品分类
    case goods
    ///店铺分类
    case shop
}

typealias finishSelectCategoryCallBack = ()->Void

typealias successComplete = ()->Void
    
class CNLiveGoodsCategoryController: CNLiveBaseViewController, UITableViewDataSource, UITableViewDelegate {
    
    let kCNLiveShopClassifyCellIdentifier = "kCNLiveShopClassifyCellIdentifier"

    // MARK: - 属性
    //开始输入前的文本
    var firCategoryId:Int = 0
    var secCategoryId:Int = 0
    var thiCategoryId:Int = 0
    var firCategoryName:String?
    var secCategoryName:String?
    var thiCategoryName:String?
    ///分类类型，现在有商品分类，店铺分类
    var categoryType:CNLiveGoodsCategoryType?
    //完成回调
    var finishBlock:finishSelectCategoryCallBack?
    
    var shadowView:UIView?
    var contentView:UIView?
    var line:UIImageView?//DSImageView
    var firCategoryBtn:UIButton?
    var secCategoryBtn:UIButton?
    var thiCategoryBtn:UIButton?
    var selectImageView:UIImageView?//DSImageView
    lazy var tableView : UITableView = {
        let tableView = UITableView(frame:CGRect(x: 0, y: self.line!.bottom, width: self.contentView!.width, height: self.contentView!.height - self.line!.bottom), style: .plain)
        tableView.dataSource = self
        tableView.delegate = self
        tableView.rowHeight = 40
        tableView.showsVerticalScrollIndicator = false
        tableView.backgroundColor = .white
        tableView.separatorStyle = .none
        let headerView = UIView(frame: CGRect(x: 0, y: 0, width: self.contentView!.width, height: 5))
        tableView.tableHeaderView = headerView
        tableView.register(CNLiveShopClassifyCell.self, forCellReuseIdentifier: kCNLiveShopClassifyCellIdentifier)
        return tableView
    }()

    lazy var firCategoryDataArr: NSMutableArray = {
        var firCategoryDataArr = NSMutableArray()
        return firCategoryDataArr
    }()
    lazy var secCategoryDataArr: NSMutableArray = {
        var secCategoryDataArr = NSMutableArray()
        return secCategoryDataArr
    }()
    lazy var thiCategoryDataArr: NSMutableArray = {
        var thiCategoryDataArr = NSMutableArray()
        return thiCategoryDataArr
    }()

    /// 创建店铺分类按钮,没创建过店铺分类时展示
    lazy var addShopCalssifyBtn: UIButton = {
        let  addShopCalssifyBtn = UIButton(type: .custom)
        addShopCalssifyBtn.frame = CGRect(x: 0, y: self.contentView!.height/2, width: KSreenWidth, height: 40)
        addShopCalssifyBtn.setTitle("创建店铺分类", for: .normal)
        addShopCalssifyBtn.setImage(UIImage(named: "DS_WB_CJDP"), for: .normal)
        addShopCalssifyBtn.setupButtonImageAndTitlePossitionWith(padding: 8, style: .left)
        addShopCalssifyBtn.setTitleColor(HexColor("FD862E"), for: .normal)
        addShopCalssifyBtn.titleLabel?.font = Font_15
        addShopCalssifyBtn.addTarget(self, action: #selector(createBtnClick), for: .touchUpInside)
        return addShopCalssifyBtn
    }()

    var _displayLevel:Int = 0
    var displayLevel:Int {
        get{
            _displayLevel
        }
        set{
            _displayLevel = newValue
            UIView.animate(withDuration: 0.2) {
                if self.displayLevel == 2{
                    self.selectImageView?.centerX = self.secCategoryBtn!.centerX
                    self.secCategoryBtn?.setTitleColor(HexColor("333333"), for: .normal)
                }else if self.displayLevel == 3{
                    self.selectImageView?.centerX = self.thiCategoryBtn!.centerX
                    self.thiCategoryBtn?.setTitleColor(HexColor("333333"), for: .normal)
                }else{
                    self.selectImageView?.centerX = self.firCategoryBtn!.centerX
                }
            }
        }
    }
    
    //临时选中一级分类
    var _temp_selectFirCategoryModel :CNLiveShopClassifyModel?
    var temp_selectFirCategoryModel :CNLiveShopClassifyModel?{
        get{
            _temp_selectFirCategoryModel
        }
        set{
            if newValue != nil{
                _temp_selectFirCategoryModel = newValue!
            }else{
                return
            }
            if Int(_temp_selectFirCategoryModel?.id ?? "0")! > 0{
                self.firCategoryBtn?.setTitle(_temp_selectFirCategoryModel?.title, for: .normal)
            }else{
                self.firCategoryBtn?.setTitle("请选择", for: .normal)
            }
        }
    }
    //临时选中二级分类
    var _temp_selectSecCategoryModel :CNLiveShopClassifyModel?
    var temp_selectSecCategoryModel :CNLiveShopClassifyModel?{
        get{
            _temp_selectSecCategoryModel
        }
        set{
            if newValue != nil{
                _temp_selectSecCategoryModel = newValue!
            }else{
                return
            }
            if Int(_temp_selectSecCategoryModel?.id ?? "0")! > 0{
                self.secCategoryBtn?.setTitle(_temp_selectSecCategoryModel?.title, for: .normal)
                self.secCategoryBtn?.setTitleColor(HexColor("#333333"), for: .normal)
            }else{
                self.secCategoryBtn?.setTitle("请选择", for: .normal)
                if self.displayLevel == 2{
                    self.secCategoryBtn?.setTitleColor(HexColor("#333333"), for: .normal)
                }else{
                    self.secCategoryBtn?.setTitleColor(HexColor("#999999"), for: .normal)
                }
            }
        }
    }
    //临时选中三级分类
    var _temp_selectThiCategoryModel :CNLiveShopClassifyModel?
    var temp_selectThiCategoryModel :CNLiveShopClassifyModel?{
        get{
            _temp_selectThiCategoryModel
        }
        set{
            if newValue != nil{
                _temp_selectThiCategoryModel = newValue!
            }else{
                return
            }
            if Int(_temp_selectThiCategoryModel!.id ?? "0")! > 0{
                self.thiCategoryBtn?.setTitle(_temp_selectThiCategoryModel?.title, for: .normal)
                self.thiCategoryBtn?.setTitleColor(HexColor("#333333"), for: .normal)
            }else{
                self.thiCategoryBtn?.setTitle("请选择", for: .normal)
                if self.displayLevel == 3{
                    self.thiCategoryBtn?.setTitleColor(HexColor("#333333"), for: .normal)
                }else{
                    self.thiCategoryBtn?.setTitleColor(HexColor("#999999"), for: .normal)
                }
            }
        }
    }

    override func viewDidLoad() {
        super.viewDidLoad()
        navigationBarHidden = false
        self.view.backgroundColor = .clear
        self.initUI()
        if self.firCategoryId == 0{
            self.secCategoryId = 0
            self.thiCategoryId = 0
        }else if self.secCategoryId == 0 || self.secCategoryId == 0{
            self.thiCategoryId = 0
        }
        if self.categoryType == .goods{
            self.postDataWithPid(pid: "0", level: 1) {
                if self.secCategoryId > 0{
                    self.postDataWithPid(pid:String(format: "%d", self.firCategoryId), level: 2) {
                        if self.thiCategoryId > 0{
                            self.postDataWithPid(pid:String(format: "%d",self.secCategoryId), level: 3) {
                            }
                        }
                    }
                }
            }
        }else if self.categoryType == .shop{
            self.postShopClassify()
        }
    }
    
    func initTitleName(name:String){
        titleName = name
    }
    
    // MARK: - initUI
    func initUI(){
        self.shadowView = UIView(frame: CGRect(x: 0, y: self.topNavView.height, width: self.view.width, height: self.view.height - self.topNavView.height))
        self.shadowView?.backgroundColor = UIColor(white: 0, alpha: 0.26)
        self.shadowView?.isHidden = true
        self.view.addSubview(self.shadowView!)
        let shadowViewTap = UITapGestureRecognizer(target: self, action: #selector(shadowViewTap))
        self.shadowView?.addGestureRecognizer(shadowViewTap)
        
        self.contentView = UIView(frame: CGRect(x: 0, y: self.view.height, width: self.view.width, height: 400))
        self.contentView?.backgroundColor = .white
        self.view.addSubview(self.contentView!)
        
        self.line = UIImageView(frame: CGRect(x: 0, y: 49-DS_RRV_ONE_PIXEL, width: self.view.width, height: DS_RRV_ONE_PIXEL))
        self.line!.clipsToBounds = true
        self.line!.contentMode = .scaleAspectFit
        self.line!.backgroundColor = HexColor("#EBE9EA")
        self.contentView?.addSubview(self.line!)
        
        self.firCategoryBtn = UIButton(type: .custom)
        self.firCategoryBtn?.frame = CGRect(x: 5, y: 0, width: 59, height: 49)
        self.firCategoryBtn?.setTitle("请选择", for: .normal)
        self.firCategoryBtn?.setTitleColor(HexColor("#333333"), for: .normal)
        self.firCategoryBtn?.clipsToBounds = true
        self.firCategoryBtn?.titleLabel?.font = Font_13
        self.firCategoryBtn?.titleLabel?.lineBreakMode = .byTruncatingTail
        self.firCategoryBtn?.addTarget(self, action: #selector(firCategoryBtnClick), for: .touchUpInside)
        self.contentView?.addSubview(self.firCategoryBtn!)
        
        self.secCategoryBtn = UIButton(type: .custom)
        self.secCategoryBtn?.frame = CGRect(x: self.firCategoryBtn!.right+5, y: 0, width: 59, height: 49)
        self.secCategoryBtn?.setTitle("请选择", for: .normal)
        self.secCategoryBtn?.setTitleColor(HexColor("#999999"), for: .normal)
        self.secCategoryBtn?.clipsToBounds = true
        self.secCategoryBtn?.titleLabel?.font = Font_13
        self.secCategoryBtn?.titleLabel?.lineBreakMode = .byTruncatingTail
        self.secCategoryBtn?.addTarget(self, action: #selector(secCategoryBtnClick), for: .touchUpInside)
        self.contentView?.addSubview(self.secCategoryBtn!)
        
        self.thiCategoryBtn = UIButton(type: .custom)
        self.thiCategoryBtn?.frame = CGRect(x: self.secCategoryBtn!.right+5, y: 0, width: 59, height: 49)
        self.thiCategoryBtn?.setTitle("请选择", for: .normal)
        self.thiCategoryBtn?.setTitleColor(HexColor("#999999"), for: .normal)
        self.thiCategoryBtn?.clipsToBounds = true
        self.thiCategoryBtn?.titleLabel?.font = Font_13
        self.thiCategoryBtn?.titleLabel?.lineBreakMode = .byTruncatingTail
        self.thiCategoryBtn?.addTarget(self, action: #selector(thiCategoryBtnClick), for: .touchUpInside)
        self.contentView?.addSubview(self.thiCategoryBtn!)
        
        if self.categoryType == .goods{
            ///商品分类三级
            self.thiCategoryBtn?.isHidden = false
        }else if self.categoryType == .shop{
            ///店铺分类二级
            self.thiCategoryBtn?.isHidden = true
        }
        self.selectImageView = UIImageView(frame: CGRect(x: 0, y: self.line!.bottom - 2, width: 39, height: 2))
        self.selectImageView!.clipsToBounds = true
        self.selectImageView!.contentMode = .scaleAspectFit
        self.selectImageView!.backgroundColor = HexColor("#FC1541")
        self.contentView?.addSubview(self.selectImageView!)
        self.selectImageView!.centerX = self.firCategoryBtn!.centerX
        
        
        let confirmBtn = UIButton(type: .custom)
        confirmBtn.frame = CGRect(x: self.contentView!.width-49, y: 0, width: 49, height: 49)
        confirmBtn.setTitle("确定", for: .normal)
        confirmBtn.setTitleColor(HexColor("#333333"), for: .normal)
        confirmBtn.titleLabel?.font = Font_13
        confirmBtn.addTarget(self, action: #selector(confirmBtnClick), for: .touchUpInside)
        self.contentView?.addSubview(confirmBtn)
        
        self.contentView?.addSubview(self.tableView)
    }
    deinit {
        print("CNLiveGoodsCategoryController销毁")
    }
    
    // MARK: - 显示/隐藏方法
    public func display(){

        self.view.isUserInteractionEnabled = true
        UIView.animate(withDuration: 0.2) {
            self.shadowView?.isHidden = false
            self.contentView!.top = self.view.height-400
        }
    }
    public func hide(){
        let vc = self.view.superview?.qmui_viewController?.qmui_visibleViewControllerIfExist() as! CNLiveShopNewProductController
        if self.categoryType == .goods{
            vc.isShowGoodsCategory = false
        }else{
            vc.isShowShopCategory = false
        }
        UIView.animate(withDuration: 0.2) {
            self.shadowView?.isHidden = true
            self.contentView!.top = self.view.height
            self.view.removeFromSuperview()
        }completion: { finished in
            self.view.isUserInteractionEnabled = false
        }
    }
    public func hideView(){
        self.shadowView?.isHidden = true
        self.contentView!.top = self.view.height
        self.view.isUserInteractionEnabled = false
    }

    // MARK: - UITableViewDelegate
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        if (self.displayLevel == 1) {
            return self.firCategoryDataArr.count
        }else if (self.displayLevel == 2) {
            return self.secCategoryDataArr.count
        }else if (self.displayLevel == 3) {
            return self.thiCategoryDataArr.count
        }else {
            return 0
        }
    }
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        guard let cell = tableView.dequeueReusableCell(withIdentifier: kCNLiveShopClassifyCellIdentifier) as? CNLiveShopClassifyCell
        else {
            let cell = CNLiveShopClassifyCell()
            return cell
        }
        if self.displayLevel == 1{
            let model = self.firCategoryDataArr[indexPath.row] as! CNLiveShopClassifyModel
            
            cell.titleLabel.text = model.title
            if model.id == self.temp_selectFirCategoryModel?.id{
                cell.titleLabel.textColor = HexColor("#FC1541")
            }else{
                cell.titleLabel.textColor = HexColor("#666666")
            }
        }else if (self.displayLevel == 2) {
            let model = self.secCategoryDataArr[indexPath.row] as! CNLiveShopClassifyModel
            
            cell.titleLabel.text = model.title
            if model.id == self.temp_selectSecCategoryModel?.id{
                cell.titleLabel.textColor = HexColor("#FC1541")
            }else{
                cell.titleLabel.textColor = HexColor("#666666")
            }
        }else if (self.displayLevel == 3) {
            let model = self.thiCategoryDataArr[indexPath.row] as! CNLiveShopClassifyModel
            cell.titleLabel.text = model.title
            if model.id == self.temp_selectThiCategoryModel?.id{
                cell.titleLabel.textColor = HexColor("#FC1541")
            }else{
                cell.titleLabel.textColor = HexColor("#666666")
            }
        }else{
            cell.titleLabel.text = ""
        }
        return cell
    }
    
    func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
        if self.categoryType == .goods{
            if self.displayLevel == 1{
                let model = self.firCategoryDataArr[indexPath.row] as! CNLiveShopClassifyModel
                self.postDataWithPid(pid: model.id ?? "", level: 2) {
//                self.postDataWithPid(pid: String(format: "%d", model.id), level: 2) {
                    self.temp_selectFirCategoryModel = model
                    self.temp_selectSecCategoryModel = nil
                    self.temp_selectThiCategoryModel = nil
                }
            }else if (self.displayLevel == 2) {
                let model = self.secCategoryDataArr[indexPath.row] as! CNLiveShopClassifyModel
                self.postDataWithPid(pid: model.id ?? "", level: 3) {
//                self.postDataWithPid(pid: String(format: "%d", model.id), level: 3) {
                    self.temp_selectSecCategoryModel = model
                    self.temp_selectThiCategoryModel = nil
                }
            }else if (self.displayLevel == 3) {
                let model = self.thiCategoryDataArr[indexPath.row] as! CNLiveShopClassifyModel
                self.temp_selectThiCategoryModel = model
                self.tableView.reloadData()
            }
        }else if self.categoryType == .shop{
            if (self.displayLevel == 1) {
                let model = self.firCategoryDataArr[indexPath.row] as! CNLiveShopClassifyModel
                self.temp_selectFirCategoryModel = model
                self.temp_selectSecCategoryModel = nil
                if (model.child.count == 0) {
                    self.tableView.reloadData()
                    return
                }
                self.displayLevel = 2
                self.secCategoryDataArr = NSMutableArray(array: model.child)
                self.tableView.reloadData()
            }else if (self.displayLevel == 2){
                let model = self.secCategoryDataArr[indexPath.row] as! CNLiveShopClassifyModel
                self.temp_selectSecCategoryModel = model
                self.tableView.reloadData()
            }
        }
    }
    
    // MARK: - 触发事件
    @objc func shadowViewTap(){
        self.hide()
    }

    @objc func confirmBtnClick(){
        if self.categoryType == .goods{
            if (self.temp_selectFirCategoryModel == nil) || (self.temp_selectSecCategoryModel == nil) || (self.temp_selectThiCategoryModel == nil){
                showMessage(message: "未选择三级分类")
                return
            }
        }else if self.categoryType == .shop{
            if (self.temp_selectFirCategoryModel == nil && self.temp_selectSecCategoryModel == nil){
                showMessage(message: "请选择级分类")
                return
            }
            if let classModel = self.temp_selectFirCategoryModel{
                if classModel.child.count > 0 && self.temp_selectSecCategoryModel == nil{
                    showMessage(message: "未选择二级分类")
                    return
                }
            }
        }
        
        self.firCategoryId = Int(self.temp_selectFirCategoryModel?.id ?? "0")!
        self.firCategoryName = self.temp_selectFirCategoryModel?.title
        self.secCategoryId = Int(self.temp_selectSecCategoryModel?.id ?? "0")!
        self.secCategoryName = self.temp_selectSecCategoryModel?.title
        self.thiCategoryId = Int(self.temp_selectThiCategoryModel?.id ?? "0")!
        self.thiCategoryName = self.temp_selectThiCategoryModel?.title
        self.finishBlock!()
        self.hide()
    }

    @objc func firCategoryBtnClick(){
        self.displayLevel = 1
        self.tableView.reloadData()
        self.tableView.setContentOffset(CGPointZero, animated: true)
        if self.temp_selectSecCategoryModel != nil{
            self.secCategoryBtn?.setTitleColor(HexColor("#333333"), for: .normal)
            if self.temp_selectThiCategoryModel != nil{
                self.thiCategoryBtn?.setTitleColor(HexColor("#333333"), for: .normal)
            }else{
                self.thiCategoryBtn?.setTitleColor(HexColor("#999999"), for: .normal)
            }
        }else{
            self.secCategoryBtn?.setTitleColor(HexColor("#999999"), for: .normal)
            self.thiCategoryBtn?.setTitleColor(HexColor("#999999"), for: .normal)
        }
    }

    @objc func secCategoryBtnClick(){
        if self.categoryType == .shop{
            let model = self.temp_selectFirCategoryModel
            if model?.child.count == 0 {
                showMessage(message: "该分类暂没有添加子分类")
                return
            }
        }
        if self.temp_selectFirCategoryModel == nil{
            return
        }
        self.displayLevel = 2
        self.tableView.reloadData()
        self.tableView.setContentOffset(CGPointZero, animated: true)
        if self.temp_selectThiCategoryModel != nil{
            self.thiCategoryBtn?.setTitleColor(HexColor("#333333"), for: .normal)
        }else{
            self.thiCategoryBtn?.setTitleColor(HexColor("#999999"), for: .normal)
        }
    }
    @objc func thiCategoryBtnClick(){
        if self.temp_selectSecCategoryModel == nil{
            return
        }
        self.displayLevel = 3
        self.tableView.reloadData()
        self.tableView.setContentOffset(CGPointZero, animated: true)
    }
    
    ///创建店铺分类
    @objc func createBtnClick(){
        let vc = CNLiveCreateShopClassifyViewController()
        vc.classifyType = .oneLevelClassify
        vc.successCompleteBlock = {
            self.postShopClassify()
        }
        if self.navigationController == nil{
            print("self nil")
        }
        navigationViewController().pushViewController(vc, animated: pushAnimated)
//        currentViewController()?.navigationController?.pushViewController(vc, animated: pushAnimated)
    }
    
    // MARK: - 数据请求
    /**
     商品分类数据请求

     @param pid 父级id
     @param level 第几级
     */
    func postDataWithPid(pid:String,level:Int,successCompleteBlock:@escaping successComplete){
        showLoading(message: "")
        CNLiveShopGoodListViewModel.getGetGroupWithUid(uid: DSUserInfoManager.shared.dsUserInfo.uid!, pid: pid) { result, status in
            hiddenLoading()
            if status == .success{
                
                let dataArr = result as! [CNLiveShopClassifyModel]
                self.displayLevel = level
                if level == 1{
                    self.firCategoryDataArr = NSMutableArray(array: dataArr)
                    self.temp_selectSecCategoryModel = nil
                    self.temp_selectThiCategoryModel = nil
                    self.secCategoryDataArr.removeAllObjects()
                    self.thiCategoryDataArr.removeAllObjects()
                    if self.firCategoryId > 0{
                        
                        let tempDataArr = Array(self.firCategoryDataArr)
                        for (_,mdl) in tempDataArr.enumerated() {
                            let model = mdl as! CNLiveShopClassifyModel
                            if Int(model.id ?? "0")! == self.firCategoryId{
                                self.temp_selectFirCategoryModel = model
                                break
                            }
                        }
                    }
                }else if (level == 2){
                    self.secCategoryDataArr = NSMutableArray(array: dataArr)
                    self.temp_selectSecCategoryModel = nil
                    self.temp_selectThiCategoryModel = nil
                    self.thiCategoryDataArr.removeAllObjects()
                    if self.secCategoryId > 0{
                        let tempDataArr = Array(self.thiCategoryDataArr)
                        for (_,mdl) in tempDataArr.enumerated() {
                            let model = mdl as! CNLiveShopClassifyModel
                            if Int(model.id ?? "0")! == self.secCategoryId{
                                self.temp_selectSecCategoryModel = model
                                break
                            }
                        }
                    }else {
                        self.secCategoryBtn?.setTitle("请选择", for: .normal)
                    }
                }else if (level == 3) {
                    self.thiCategoryDataArr = NSMutableArray(array: dataArr)
                    self.temp_selectThiCategoryModel = nil
                    if self.thiCategoryId > 0{
                        let tempDataArr = Array(self.thiCategoryDataArr)
                        for (_,mdl) in tempDataArr.enumerated() {
                            let model = mdl as! CNLiveShopClassifyModel
                            if Int(model.id ?? "0")! == self.thiCategoryId{
                                self.temp_selectThiCategoryModel = model
                                break
                            }
                        }
                    }else {
                        self.thiCategoryBtn?.setTitle("请选择", for: .normal)
                    }
                }
                self.tableView.reloadData()
                self.tableView.setContentOffset(CGPointZero, animated: true)
                successCompleteBlock()
                
            }else if (status == .failed){
//                self.network_type = .failed
            }else if (status == .noNetwork){
//                self.network_type = .noNetwork
            }
        }
    }
    
    ///店铺分类数据请求
    func postShopClassify(){
        showLoading(message: "")
        CNLiveShopGoodListViewModel.getCateListWithShopId(shopId: DSUserInfoManager.shared.dsUserInfo.id!) { result, status in
            hiddenLoading()
            if status == .success{
                let classifyListModel = result as! CNLiveShopClassifyListModel
                self.firCategoryDataArr = NSMutableArray(array: classifyListModel.list)
                self.displayLevel = 1
                self.tableView.reloadData()
                
                if (self.firCategoryDataArr.count == 0) {
                    self.contentView?.addSubview(self.addShopCalssifyBtn)
                }
                else{
                    self.addShopCalssifyBtn.removeFromSuperview()
                }
            }else if (status == .failed){
                //self.network_type = .failed
                
            }else if (status == .noNetwork){
                //self.network_type = .noNetwork
            }
        }
    }
    
}