SwiftProject/MvpGoods/详情/Controller/YMDetailView...

//
//  YMDetailViewController.swift
//  MvpGoods
//
//  Created by 小花 on 2019/4/15.
//  Copyright © 2019 MVP. All rights reserved.
//

import UIKit
import ObjectMapper
import WebKit

class YMDetailViewController: YMBaseViewController {

    var WebViewObserKey = "WebViewObserKey"
    
    var tableView: UITableView?
    var tableViewHeader: UIView?
    var detailInfo: YMDetailInfoView?
    var shopInfo: YMDetailShopView?
    
    var goodModel: YMMainGoodModel!
    var detailModel: YMGoodDetailModel!

    var webView: WKWebView!
    override func viewDidLoad() {
        super.viewDidLoad()
        self.fd_prefersNavigationBarHidden = true
        self.view.backgroundColor = UIColor.white
        configSubViews()
        loadDetailData()
    }
    
    //初始化控件
    func configSubViews() {
        
        configTableView()
        configHeader()
        configWebView()
        let backBtn = UIButton(frame: CGRect(x: 15, y: 30, width: 40, height: 40))
        backBtn.setImage(UIImage(named: "back_detail"), for: .normal)
        backBtn.addTarget(self, action: #selector(backAction), for: .touchUpInside)
        self.view.addSubview(backBtn)
        self.view.addSubview(bottomView)
    }
    
    @objc func backAction() {
        self.navigationController?.popViewController(animated: true)
    }
    
    //加载详情数据
    func loadDetailData() {
        let url = BASE_URL + "/api/v2/goods/detail"
        let para = ["goods_id":self.goodModel.goods_id ?? 0,
                    "coupon_price":self.goodModel.coupon_price ?? 0,
                    "price":self.goodModel.price ?? "",
                    "discount_price":self.goodModel.discount_price ?? "",
                    "coupon_start_time":self.goodModel.coupon_start_time ?? "",
                    "coupon_end_time":self.goodModel.coupon_end_time ?? ""] as [String : Any]
        
        NetWorkTool.postRequest(url: url, param: para, success: { (json) in
            let dict = json["rst"]!["data"].dictionaryObject
            self.detailModel = Mapper<YMGoodDetailModel>().map(JSON: dict!)
            print(json)
            self.setDataForHeader()
        }) { (error) in
            
        }
    }
    
    //给view赋值
    func setDataForHeader() {
        self.detailInfo?.detailModel = self.detailModel
        self.cycleView.setUrlsGroup(self.detailModel.small_img!)
        self.shopInfo?.detailModel = self.detailModel
        if self.detailModel.detail_pic!.count == 0 {
            let url = self.detailModel.detail_url!
            let request = URLRequest(url: URL(string: url)!)
            self.webView.load(request)
            self.webView.addObserver(self, forKeyPath: "scrollView.contentSize", options: .new, context: nil)
        }
    }
    
    
    func configTableView() {
        let tableView = UITableView(frame: CGRect(x: 0, y: 0, width: SCREENW, height: SCREENH), style: .plain)
        tableView.estimatedSectionHeaderHeight = 0;
        tableView.estimatedSectionFooterHeight = 0;
        tableView.sectionFooterHeight = 0;
        tableView.sectionHeaderHeight = 0;
        tableView.estimatedRowHeight = 0;
        tableView.delegate = self;
        tableView.dataSource = self;
        tableView.tableFooterView = UIView(frame: CGRect.zero)
        tableView.tableHeaderView = UIView(frame: CGRect.zero)
        tableView.backgroundColor = UIColor.white;
        tableView.showsVerticalScrollIndicator = false;
        tableView.separatorColor = UIColor.hexadecimalColor(hexadecimal: "0xe5e5e5");
        tableView.separatorStyle = .singleLine
        
        self.tableView = tableView
        self.view.addSubview(tableView)
    }
    
    func configWebView() {
        self.webView = WKWebView(frame: CGRect(x: 0, y: 0, width: SCREENW, height: 0))
        self.tableView?.tableFooterView = self.webView
    }
    
    //初始化头部
    func configHeader() {
        self.tableViewHeader = UIView(frame: CGRect(x: 0, y: 0, width: SCREENW, height: 0))
        self.tableViewHeader?.backgroundColor = UIColor.gloadGrayColor()
        self.tableViewHeader?.addSubview(cycleView)
        self.detailInfo = YMDetailInfoView(frame: CGRect(x: 0, y: cycleView.bottom, width: SCREENW, height: 125))
        self.detailInfo?.backgroundColor = UIColor.white
        self.tableViewHeader?.addSubview(self.detailInfo!)
        self.shopInfo = YMDetailShopView(frame: CGRect(x: 0, y: self.detailInfo!.bottom+5, width: SCREENW, height: 70))
        self.shopInfo?.backgroundColor = UIColor.white
        self.tableViewHeader!.addSubview(self.shopInfo!)
        self.tableViewHeader?.height = self.shopInfo!.bottom
        self.tableView?.tableHeaderView = self.tableViewHeader
    }
    
    @objc func getCoupleUrl() {
        let url = BASE_URL + "/api/v2/goods/getCouponShareUrl"
        let param: [String: Any] = ["goods_id":self.goodModel.goods_id!]
        NetWorkTool.postRequest(url: url, param: param, success: { (json) in
            let url = json["rst"]?["coupon_share_url"].string
            self.jumpAction(urlStr: url ?? "")
        }) { (error) in
            
        }
    }
    
    func jumpAction(urlStr: String){
        let page = AlibcTradePageFactory.page(urlStr)
        let taoKeParams: AlibcTradeTaokeParams = AlibcTradeTaokeParams()
        taoKeParams.pid = ALBC_PID
        let showParam: AlibcTradeShowParams = AlibcTradeShowParams()
        showParam.openType = AlibcOpenType.native
    
        AlibcTradeSDK.sharedInstance()?.tradeService()?.show(self, page: page, showParams: showParam, taoKeParams: taoKeParams, trackParam: nil, tradeProcessSuccessCallback: { (result) in
            
        }, tradeProcessFailedCallback: { (error) in
            
        })
    
    }
    
    lazy var cycleView: ZCycleView = {
        let cycleView = ZCycleView(frame: CGRect(x: 0, y: 0, width: SCREENW, height:SCREENW))
        cycleView.timeInterval = 3
        cycleView.pageControlIndictorImage = UIImage(named: "page_nor")
        cycleView.pageControlCurrentIndictorImage = UIImage(named: "page_sel")
        cycleView.pageControlHeight = 18
        cycleView.pageControlItemSize = CGSize(width: 8, height: 3)
        cycleView.pageControlAlignment = .center
        cycleView.itemSize = CGSize(width: SCREENW, height: SCREENW)
        cycleView.itemZoomScale = 1
        return cycleView
    }()
    
    lazy var bottomView: UIView = {
        let bottom = UIView(frame: CGRect(x: 0, y: SCREENH-bottomSafeHeight-50, width: SCREENW, height: 50))
        bottom.backgroundColor = UIColor.white
        let buy = UIButton(frame: CGRect(x: 15, y: 5, width: SCREENW-30, height: 40))
        buy.backgroundColor = UIColor.gloadRedColor()
        buy.layer.cornerRadius = 20
        buy.setTitle("领券购买", for: .normal)
        buy.setTitleColor(UIColor.white, for: .normal)
        buy.addTarget(self, action: #selector(getCoupleUrl), for: .touchUpInside)
        buy.titleLabel?.font = UIFont.systemFont(ofSize: 15)
        bottom.addSubview(buy)
        return bottom
    }()
    
    override func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?) {
        if let newValue = change![NSKeyValueChangeKey.newKey]{
            let new = newValue as! CGSize
            self.webView.height = new.height
            self.tableView?.tableFooterView = self.webView
        }
    }
    
    deinit {
        if self.detailModel.detail_pic?.count == 0 {
            self.webView.removeObserver(self, forKeyPath: "scrollView.contentSize")
        }
        
    }
    
    func StringToFloat(str:String)->(CGFloat){
    
        let string = str
        var cgFloat:CGFloat = 0
        if let doubleValue = Double(string) {
            cgFloat = CGFloat(doubleValue)
        }
        return cgFloat
    }
 
}


extension YMDetailViewController: UITableViewDataSource, UITableViewDelegate {
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        if self.detailModel == nil {
            return 0
        }
        if self.detailModel.detail_pic!.count > 0 {
            let pic = detailModel.detail_pic!
            return pic.count
        }else {
            return 0
        }
        
    }
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let cell = YMDetailImageCell.cellWithTableView(tableView: tableView) as! YMDetailImageCell
        cell.model = self.detailModel.detail_pic![indexPath.row]
        return cell
    }
    
    func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
        if self.detailModel.detail_pic!.count > 0 {
            let model = detailModel.detail_pic![indexPath.row]
            let picW = self.StringToFloat(str: model.width!)
            let picH = self.StringToFloat(str: model.height!)
            let height = picW/SCREENW * picH
            return height
        }else {
            return 0
        }
    }
    
    func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
        return 40
    }
    
    func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
        let header = UIView(frame: CGRect(x: 0, y: 0, width: SCREENW, height: 40))
        header.backgroundColor = UIColor.gloadGrayColor()
        let title = UILabel(frame: header.bounds)
        title.textColor = UIColor.gloadRedColor()
        title.font = UIFont.systemFont(ofSize: 14)
        title.textAlignment = .center
        title.text = "······ 商品详情 ······"
        header.addSubview(title)
        return header
    }
    
    
}