//
//  QuoteViewController.swift
//  MTP2_iOS
//
//  Created by zhongyuan on 2018/4/3.
//  Copyright © 2018年 zhongyuan.All rights reserved.
//

import UIKit
import GTMRefresh
import JXSegmentedView
import WHToast

/// 期货商品行情报价列表视图容器控制类
class QuoteViewController: BaseTableViewController<QuoteModel>, QuoteSubscriptDelete {
    
    // MARK: - 属性列表
    /// 类目
    @IBOutlet weak var segmentedView: JXSegmentedView! {
        didSet {
            segmentedView.dataSource = subDataSource
            segmentedView.indicators = [backgroundIndicator]
            segmentedView.delegate = self
        }
    }
    
    /// 数据显示列表
    @IBOutlet weak var tableView: UITableView!
    /// 涨跌按钮
    @IBOutlet weak var riseButton: UIButton!
    /// 持仓量按钮
    @IBOutlet weak var volumnButton: UIButton!
    /// 无数据按钮
    @IBOutlet weak var dataButton: UIButton! {
        didSet {
            dataButton.set(image: UIImage.getImage(name: "noData-universal"), title: "没有查询记录", titlePosition: .bottom, additionalSpacing: 5.0, state: .normal)
            dataButton.tintColor = .hex999()
            dataButton.isHidden = true
        }
    }
    /// 所属市场
    var marketID: Int = Int.max {
        didSet {
            /// 构建行情列表
            self.buildQuoteModels()
        }
    }
    /// 外部交易市场
    var exchanges: [MoExternalExchange] = []
    
    // MARK: - 生命周期相关
    override func viewDidLoad() {
        super.viewDidLoad()
        
        /// loding...
        addLoadingView()
        /// cellReuseIdentifier
        cellReuseIdentifier = "Quote_Cell"
        /// 构建外部交易市场
        buildExternalExchanges()
        /// 添加下拉刷新控件
        tableView.gtm_addRefreshHeaderView(refreshHeader: DefaultGTMRefreshHeader()) { [weak self] in
            if self?.segmentedView.selectedIndex == 0 {        /// 自选
                self?.buildMyFavoriteGoods()
            } else if self?.segmentedView.selectedIndex == 1 { /// 主力
                self?.buildGoodsSortByPosition()
            } else {
                /// 请求数据
                self?.buildQuoteModels()
            }
        }
    }
    
    override func viewWillDisappear(_ animated: Bool) {
        super.viewWillDisappear(animated)
        /// 清除广播侦听
        MTP2BusinessCore.shared.broadcastManager?.removeBroadcastListener(owner: self)
    }
    
    override func viewDidAppear(_ animated: Bool) {
        super.viewDidAppear(animated)
        /// 初始化广播侦听
        initListen()
    }
    
    /// 初始化广播侦听
    func initListen() {
        /// 侦听行情推送广播
        MTP2BusinessCore.shared.broadcastManager?.addBroadcastListener(owner: self, action: .ReceiveTradeQuote) { [weak self] in
            guard let quoteGoodsInfos = $0.object as? [(goodsHqCode: String, exchHqCode: String)],
                let goodsManager = MTP2BusinessCore.shared.goodsManager,
                let weakSelf = self else { return }
            /// 有数据
            if quoteGoodsInfos.count != 0 {
                /// 待刷新行
                for (index, quoteModel) in weakSelf.tableCellModels.enumerated() {
                    if quoteGoodsInfos.first(where: { $0.goodsHqCode == quoteModel.outgoodscode }) != nil {
                        let indexPath = IndexPath(row: index, section: 0)
                        /// 更新显示行情数据
                        guard let moGoodsInfo = goodsManager.goodsInfos?.first(where: { $0.goodscode == quoteModel.goodscode }) else { continue }
                        if quoteModel.last != moGoodsInfo.moQuoteInfo?.last {
                            quoteModel.update(moGoodsInfo: moGoodsInfo)
                            DispatchQueue.main.async {
                                /// 判断是否在可见区域
                                if weakSelf.tableView.indexPathsForVisibleRows?.firstIndex(of: indexPath) != nil {
                                    weakSelf.tableView.reloadRows(at: [indexPath], with: .none)
                                }
                            }
                        }
                    }
                }
            }
        }
    }
    
    // MARK: - 数据初始化
    /// 构建外部交易市场
    fileprivate func buildExternalExchanges() {
        /// 加载资管外部交易市场
        guard let goodsManager = MTP2BusinessCore.shared.goodsManager,
              let externals = goodsManager.exchanges?.filter({$0.goodsGroups.count != 0}),
              externals.count != 0 else {
            return
        }
        /// 外部交易市场
        exchanges = externals
        /// subDataSource
        subDataSource.titles = externals.map({ (obj) -> String in
            return obj.exexchangename
        })
        subDataSource.titles.insert(contentsOf: ["自选", "主力"], at: 0)
        /// 默认选中
        segmentedView.defaultSelectedIndex = 1
        segmentedView.reloadData()
        segmentedView.delegate?.segmentedView(segmentedView, didSelectedItemAt: 1)
    }
    
    // MARK: - 行情相关
    /// 构建行情
    fileprivate func buildQuoteModels() {
        /// 获取当前外部交易市场下的所有商品组的商品信息
        guard let goodsManager = MTP2BusinessCore.shared.goodsManager,
              let exchange = goodsManager.getMoExternalExchange(autoID: marketID) else { return }
        
        /// 显示外部交易所下面商品组的商品信息
        var showGoodsInfos: [MoGoodsInfo] = []
        if let goodsInfos = goodsManager.goodsInfos {
            for obj in exchange.goodsGroups {
                let desGoodsInfos = goodsInfos.filter { $0.goodsgroupid == obj.goodsgroupid }
                showGoodsInfos.append(contentsOf: desGoodsInfos)
            }
            
            /// endRefreshing
            tableView.endRefreshing()
            /// 移出所有数据
            tableCellModels.removeAll()
            /// 构建数据
            showGoodsInfos.forEach {
                tableCellModels.append(QuoteModel(moGoodsInfo: $0, rise: false, volumn: 0))
            }
            /// 刷新数据
            tableView.reloadData()
            /// 无数据按钮
            dataButton.isHidden = tableCellModels.count != 0
            
            if tableCellModels.count > 0 {
                /// 等待UI操作完成，也就是tableView刷新完之后执行
                DispatchQueue.main.async { [weak self] in
                    if self?.visibleGoodsCodes.count != 0 {
                        self?.shouldSubscriptGoodsCodes = self?.visibleGoodsCodes
                    }
                }
            }
        }
    }
    
    /// 构建我的自选商品信息
    fileprivate func buildMyFavoriteGoods() {
        /// 获取当前外部交易市场下的所有商品组的商品信息
        guard let goodsManager = MTP2BusinessCore.shared.goodsManager,
              let goodsInfos = goodsManager.goodsInfos else { return }
        
        /// startAnimating
        _anim?.startAnimating()
        /// 查询我得收藏商品
        goodsManager.queryUserFavoriteGoodses { (isSuccess, error, ids) in
            DispatchQueue.main.async {
                /// endRefreshing
                self.tableView.endRefreshing()
                /// stopAnimating
                self._anim?.stopAnimating()
                
                /// 查询失败
                if !isSuccess {
                    /// 为空
                    self.tableCellModels = []
                    /// 刷新数据
                    self.tableView.reloadData()
                    /// 无数据按钮
                    self.dataButton.isHidden = self.tableCellModels.count != 0
                    /// show error
                    WHToast.showMessage("自选获取失败", duration: ToastTimer, finishHandler: {})
                    return
                }
                /// 行情显示数据
                var objs: [QuoteModel] = []
                if let goodsids = ids, goodsids.count != 0 {
                    goodsids.forEach { (id) in
                        if let goodsInfo = goodsInfos.first(where: {$0.goodsid == id}) {
                            objs.append(QuoteModel(moGoodsInfo: goodsInfo, rise: false, volumn: 0))
                        }
                    }
                }
                self.tableCellModels = objs
                /// 刷新数据
                self.tableView.reloadData()
                /// 无数据按钮
                self.dataButton.isHidden = self.tableCellModels.count != 0
                /// 等待UI操作完成，也就是tableView刷新完之后执行
                if self.tableCellModels.count > 0 {
                    DispatchQueue.main.async { [weak self] in
                        if self?.visibleGoodsCodes.count != 0 { self?.shouldSubscriptGoodsCodes = self?.visibleGoodsCodes }
                    }
                }
            }
        }
    }
    
    /// 获取主力合约商品信息
    fileprivate func buildGoodsSortByPosition() {
        /// 获取当前外部交易市场下的所有商品组的商品信息
        guard let goodsManager = MTP2BusinessCore.shared.goodsManager,
              let goodsInfos = goodsManager.goodsInfos else { return }
        /// endRefreshing
        tableView.endRefreshing()
        /// 行情显示数据
        var objs: [QuoteModel] = []
        let infos = goodsManager.sortByPositions
        if infos.count != 0 {
            infos.forEach { (id) in
                if let goodsInfo = goodsInfos.first(where: {$0.goodscode == id.goodscode}) {
                    goodsInfo.ismian = true
                    objs.append(QuoteModel(moGoodsInfo: goodsInfo, rise: false, volumn: 0))
                }
            }
        }
        tableCellModels = objs
        /// 刷新数据
        tableView.reloadData()
        /// 无数据按钮
        dataButton.isHidden = self.tableCellModels.count != 0
        /// 等待UI操作完成，也就是tableView刷新完之后执行
        if tableCellModels.count > 0 {
            DispatchQueue.main.async { [weak self] in
                if self?.visibleGoodsCodes.count != 0 {
                    self?.shouldSubscriptGoodsCodes = self?.visibleGoodsCodes
                }
            }
        }
    }
    
    // MARK: - 交互相关
    /// onButtonPressed
    /// - Parameter sender: sender
    @IBAction func onButtonPressed(_ sender: UIButton) {}
    
    // MARK: - 订阅行情相关
    var uuid: String = UUID().uuidString
    var shouldSubscriptGoodsCodes: Set<String>? {
        didSet {
            guard let quoteSubscriptManager = MTP2BusinessCore.shared.quoteSubscriptManager else { return }
            quoteSubscriptManager.updateQuoteSubcriptGoods(uuid: uuid, goodsCode: shouldSubscriptGoodsCodes ?? [])
        }
    }
    var visibleGoodsCodes: Set<String> {
        var goodsCodes = Set<String>()
        self.tableView.visibleCells.forEach { (cell) in
            if let quoteCell = cell as? QuoteCell,
               let goodsCode = quoteCell.model?.outgoodscode {
                goodsCodes.insert(goodsCode)
            }
        }
        return goodsCodes
    }
    
    // MARK: - UIScrollViewDelegate
    override func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
        if visibleGoodsCodes.count != 0 {
            shouldSubscriptGoodsCodes = visibleGoodsCodes
        }
    }
    
    override func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
        return 60.0
    }
    
    // MARK: - Navigation

    // In a storyboard-based application, you will often want to do a little preparation before navigation
    override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
        // Get the new view controller using segue.destination.
        // Pass the selected object to the new view controller.
        if segue.identifier == "ShowATPTrade", let t = segue.destination as? ATPTradeViewController, let goodsid = (sender as? QuoteCell)?.model?.goodsid {     /// 交易下单
            t.moGoodsInfo = MTP2BusinessCore.shared.goodsManager?.goodsInfos?.first(where: {$0.goodsid == goodsid})
        } else if segue.identifier == "ShowChart", let c = segue.destination as? ChartViewController, let goodsid = (sender as? QuoteCell)?.model?.goodsid {    /// 图表
            c.moGoodsInfo = MTP2BusinessCore.shared.goodsManager?.goodsInfos?.first(where: {$0.goodsid == goodsid})
        }
    }
}

// MARK: - JXSegmentedViewDelegate
extension QuoteViewController: JXSegmentedViewDelegate {
    func segmentedView(_ segmentedView: JXSegmentedView, didSelectedItemAt index: Int) {
        if index == 0 { /// 自选
            buildMyFavoriteGoods()
        } else if index == 1 { /// 主力
            buildGoodsSortByPosition()
        } else {
            marketID = exchanges[index-2].autoid
        }
    }
}

// MARK: - 行情报价牌Cell
class QuoteCell: BaseTableViewCell<QuoteModel> {
    /// 商品名称
    @IBOutlet weak var goodsName: UILabel!
    /// 商品代码
    @IBOutlet weak var goodsCode: UILabel!
    /// 最新价
    @IBOutlet weak var last: UILabel!
    /// 涨跌
    @IBOutlet weak var increase: UILabel!
    /// 最低
    @IBOutlet weak var lowest: UILabel!
    /// 交易所标识
    @IBOutlet weak var flag: UILabel!
    /// 自选按钮
    @IBOutlet weak var favorit: UIButton!
    /// 最新价视图
    @IBOutlet weak var lastBgView: UIView!
    
    /// 是否是自选
    fileprivate var isSelfGoods = false {
        didSet {
            /// 图标
            favorit.setImage(UIImage(named: isSelfGoods ? "favorited" : "unfavorited"), for: .normal)
        }
    }
    
    override var model: QuoteModel? {
        didSet {
            if let obj = model {
                /// 商品名称
                goodsName.text = obj.goodsname
                /// 商品代码
                goodsCode.text = obj.outgoodscode
                /// 最新价
                last.text = (obj.last != nil && obj.last != 0.0) ? String(format: "%.\(obj.decimalplace)f", obj.last!) : "--"
                
                /// 自选商品
                isSelfGoods = MTP2BusinessCore.shared.goodsManager?.favGoodsIds?.contains(where: {$0 == obj.goodsid}) ?? false
                /// 涨跌值
                increase.text = obj.last == 0.0 ? "--" : "\(((obj.last ?? 0.0 )-obj.preSettle).toUpString(place: obj.decimalplace))"
                
                /// 持仓量 最低 最高 为0 则显示--
                let high = Double(obj.highest ?? "0.0") == 0.0 ? "--" : obj.highest?.isBlank()
                let low = Double(obj.lowest ?? "0.0") == 0.0 ? "--" : obj.lowest?.isBlank()
                let totalVolumn = obj.totalVolumn ?? "--"
                lowest.text = obj.volumn == 0 ? totalVolumn : (obj.volumn == 1 ? high : low)
                
                /// 昨结颜色
                if obj.preColorFlag == 1 {
                    last.textColor = Color_Quote_Up
                    increase.textColor = Color_Quote_Up
                    lowest.textColor = Color_Quote_Up
                } else if obj.preColorFlag == -1 {
                    last.textColor = Color_Quote_Down
                    increase.textColor = Color_Quote_Down
                    lowest.textColor = Color_Quote_Up
                } else {
                    last.textColor = Color_Quote_Normal
                    increase.textColor = Color_Quote_Normal
                    lowest.textColor = Color_Quote_Up
                }
                
                /// 涨跌颜色
                if obj.colorFlag == 1 {
                    lastBgView.backgroundColor = .fromHex(rgbValue: 0xFFEAEC)
                } else if obj.colorFlag == -1 {
                    lastBgView.backgroundColor = .fromHex(rgbValue: 0xDDFFF4)
                } else {
                    lastBgView.backgroundColor = .white
                }
                
                /// 获取标志
                guard let goodsManager = MTP2BusinessCore.shared.goodsManager,
                    let goodsGroup = goodsManager.goodsGroups?.first(where: {$0.goodsgroupid == obj.goodsgroupid}),
                    let exchange = goodsManager.exchanges?.first(where: {$0.autoid == goodsGroup.exexchangeid}) else {
                    return
                }
                flag.text = exchange.exexchangecode.getExchangeCodeVerb()
            }
        }
    }
    
    @IBAction fileprivate func onButtonPressed(_ sender: UIButton) {
        switch sender {
        case favorit:
            /// 异常
            guard let goodsManager = MTP2BusinessCore.shared.goodsManager,
                  let goodsid = model?.goodsid else {
                return
            }
            
            /// 判断是否为自选
            if isSelfGoods {
                /// 删自选
                goodsManager.requestRemoveUserFavoriteGoods(goodsID: goodsid, callback: { (isSuccess, _) in
                    DispatchQueue.main.async {
                        self.isSelfGoods = !isSuccess
                    }
                })
            } else { /// 加自选
                goodsManager.requestAddUserFavoriteGoods(goodsID: goodsid, callback: { (isSuccess, _) in
                    DispatchQueue.main.async {
                        self.isSelfGoods = isSuccess
                    }
                })
            }
        default: break
        }
    }
}

// MARK: - 行情显示模型
class QuoteModel {
    /// 商品ID
    var goodsid: Int = 0
    /// 商品名称
    var goodsname: String
    /// 商品代码
    var goodscode: String
    /// 外部商品代码
    var outgoodscode: String
    /// 最新价
    var last: Double?
    /// 成交量
    var totalVolumn: String?
    /// 最低
    var lowest: String?
    /// 最高
    var highest: String?
    /// 小数位
    var decimalplace: Int = 0
    /// 颜色标识
    var colorFlag: Int = 0
    /// 昨收颜色标识
    var preColorFlag: Int = 0
    /// 商品组ID
    var goodsgroupid: Int = 0
    /// 涨跌变量
    var rise: Bool = false
    /// 持仓量变量
    var volumn: Int = 0
    /// 昨结算
    var preSettle: Double = 0.0
    
    init(goodsid: Int = 0,
         goodscode: String,
         goodsname: String,
         outgoodscode: String) {
        self.goodscode = goodscode
        self.goodsname = goodsname
        self.goodsid = goodsid
        self.outgoodscode = outgoodscode
    }
    
    init(moGoodsInfo: MoGoodsInfo) {
        self.goodscode = moGoodsInfo.goodscode
        self.goodsname = moGoodsInfo.goodsname
        self.decimalplace = moGoodsInfo.decimalplace
        self.goodsgroupid = moGoodsInfo.goodsgroupid
        self.goodsid = moGoodsInfo.goodsid
        self.outgoodscode = moGoodsInfo.outgoodscode
        /// 更新行情信息
        self.update(moGoodsInfo: moGoodsInfo)
    }
    
    init(moGoodsInfo: MoGoodsInfo,
         rise: Bool = false,
         volumn: Int = 0) {
        self.goodscode = moGoodsInfo.goodscode
        self.goodsname = moGoodsInfo.goodsname
        self.decimalplace = moGoodsInfo.decimalplace
        self.goodsgroupid = moGoodsInfo.goodsgroupid
        self.rise = rise
        self.volumn = volumn
        self.goodsid = moGoodsInfo.goodsid
        self.outgoodscode = moGoodsInfo.outgoodscode
        /// 更新行情信息
        self.update(moGoodsInfo: moGoodsInfo)
    }
    
    func update(moGoodsInfo: MoGoodsInfo) {
        /// 行情相关字段赋值
        if let quote = moGoodsInfo.moQuoteInfo {
            /// 最新价
            self.last = quote.last
            /// 成交量
            self.totalVolumn = Double(moGoodsInfo.moQuoteInfo?.totalVolume ?? 0).getTotalTurnoverString(reserve: 2).isBlank()
            /// 颜色
            let preColorFlag = quote.last.compare(settle: moGoodsInfo.getPreClose())
            /// 昨收颜色标识
            self.preColorFlag = preColorFlag
            /// 昨结算
            self.preSettle = quote.presettle
        }
        
        /// 颜色值
        self.colorFlag = moGoodsInfo.colorFlag
        /// 最低价
        self.lowest = moGoodsInfo.moQuoteInfo?.lowest.toUpString(place: moGoodsInfo.decimalplace).isBlank()
        /// 最高价
        self.highest = moGoodsInfo.moQuoteInfo?.highest.toUpString(place: moGoodsInfo.decimalplace).isBlank()
    }
}