ihealth_ios/Inhealth/IHRoomHistoryView.swift

//
//  IHRoomHistoryView.swift
//  Inhealth
//
//  Created by weclouds on 2019/12/16.
//  Copyright © 2019 weclouds. All rights reserved.
//

import UIKit

protocol IHRoomHistoryViewDelegate {

}
class IHRoomHistoryView: UIView {
    
    var dateType:Int? = 0{
        didSet{
            if let dateType = self.dateType {
              self.toolbar.currentDateType = dateType
                if let updateTime = self.updatetimes{
                    let first = updateTime.first
                    let last = updateTime.last
                    if self.dateType == nil || self.dateType == 0 {
                        let nowDay = nowTime(nil)
                        let lastDay = getLastDay(nowDay)
                        self.timeRange = "\(lastDay) \(first!)-\(nowDay) \(last!)"
                    }else{
                        self.timeRange = "\(first!)～\(last!)"
                    }

                    self.details![0] = self.timeRange!
                    
                }
            }    
        }
    }
    
    var averageValue:String? = "0"{
        didSet{
            if let ava = self.averageValue {
                self.lineChartView.avarageValue = ava
                self.barchartsView.avarageValue = ava
            }
            
        }
    }
    var devID:String?
    var delegate : IHRoomHistoryViewDelegate?
    var history :[String]?{
        didSet{
            if let history = history {
                self.lineChartView.data = history
                self.barchartsView.data = history
                calculateAverageValue()
            }
        }
    }
    //时间范围
    var timeRange:String?{
        didSet{
            
        }
    }
    var updatetimes:[String]?{
        didSet{
            if let updateTime = self.updatetimes{
                let first = updateTime.first
                let last = updateTime.last
                if self.dateType == nil || self.dateType == 0 {
                    let nowDay = nowTime(nil)
                    let lastDay = getLastDay(nowDay)
                    self.timeRange = "\(lastDay) \(first!)-\(nowDay) \(last!)"
                     self.details![0] = self.timeRange!
                }
                self.lineChartView.xVals = updateTime
                self.barchartsView.xVals = updateTime
            }
        }
    }
    var unit :String?{
        didSet{
            if let unit = self.unit {
                self.details![2] = unit
                self.lineChartView.unit = unit
                self.barchartsView.unit = unit
            }

            
        }
    }
    
    var devType:String?{
        didSet{
            if let devType = self.devType {
                self.toolbar.devType = devType
            }
        }
    }
    let titles = ["当前选择时间","用电量","数据单位","平均值"]
    var details :[String]? = ["","","",""]{
        didSet{
            self.tableView.reloadData()
        }
    }
    lazy var tableView: UITableView = {
        let tableView = UITableView(frame: CGRect.zero, style: .plain)
        tableView.dataSource = self
        tableView.delegate = self
        tableView.separatorStyle = .none
        tableView.backgroundColor = .white
        tableView.register(UINib(nibName: "IHRoomHistoryCell", bundle: nil), forCellReuseIdentifier: "cell")
        return tableView
    }()
    
    lazy var lineChartView: IHLineChartView = {
        let lineChartView = IHLineChartView()
        lineChartView.delegate = self
        return lineChartView
    }()
    lazy var toolbar: IHRoomHistoryToolBar = {
        let toolBar = IHRoomHistoryToolBar()
        toolBar.delegate = self
        return toolBar
    }()
    
    lazy var barchartsView: IHHistoryBarChartView = {
        let barCharts = IHHistoryBarChartView()
        barCharts.isHidden = true
        barCharts.delegate = self
       // barCharts.backgroundColor = UIColor.red
        return barCharts
    }()

    override init(frame: CGRect) {
        super.init(frame: frame)

        addSubview(lineChartView)
       
        lineChartView.backgroundColor = .white
        addSubview(toolbar)
        addSubview(tableView)
        addSubview(barchartsView)

    }
    
    required init?(coder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    override func layoutSubviews() {
        super.layoutSubviews()
        lineChartView.snp.makeConstraints { (make) in
            make.top.right.left.equalToSuperview()
            make.height.equalTo(270)
        }
        barchartsView.snp.makeConstraints { (make) in
            make.top.right.left.equalToSuperview()
            make.height.equalTo(270)
        }
        toolbar.snp.makeConstraints { (make) in
            make.right.left.equalToSuperview()
            make.top.equalTo(lineChartView.snp.bottom)
            make.height.equalTo(50)
        }
        tableView.snp.makeConstraints { (make) in
            make.bottom.right.left.equalToSuperview()
            make.top.equalTo(toolbar.snp.bottom)
        }
        
        
    }
    //计算
    func calculateAverageValue()  {
        var sum:Double = 0
        for hisStr in self.history! {
            let hisDow = Double(hisStr)
            sum += hisDow!
        }
        let avarerage = sum / Double(self.history!.count)
        let avaStr = String(format: "%.1f", avarerage)
        self.details![3] =  avaStr
        self.averageValue = avaStr
    }
    
    // MARK: 获取当前时间
    // 这里的 type 是指日期的格式 “yyyyMMdd” 或者 “yyyy-MM-dd” 这样子
     func nowTime(_ type: String?) -> String {
            let currentDate = Date()
            let formatter = DateFormatter()
            formatter.dateFormat = type ?? "dd/MM/yyyy"
            let time = formatter.string(from: currentDate)
            return time
    }
    // MARK: 前一天的时间
    // nowDay 是传入的需要计算的日期
    func getLastDay(_ nowDay: String) -> String {
            let dateFormatter = DateFormatter()
            dateFormatter.dateFormat = "dd/MM/yyyy"
            
            // 先把传入的时间转为 date
            let date = dateFormatter.date(from: nowDay)
            let lastTime: TimeInterval = -(24*60*60) // 往前减去一天的秒数，昨天
    //        let nextTime: TimeInterval = 24*60*60 // 这是后一天的时间，明天
            
            let lastDate = date?.addingTimeInterval(lastTime)
            let lastDay = dateFormatter.string(from: lastDate!)
            return lastDay
        }
    override func touchesBegan(_ touches: Set<UITouch>, with event: UIEvent?) {
        
    }
}
extension IHRoomHistoryView:IHRoomHistoryToolBarDelegate{
    func roomHistorydidSelectedLeftBarItem(at index: Int) {
        log.debug("index = \(index)")
        if index == 0 {
            lineChartView.chartView!.animate(xAxisDuration: 2)
            lineChartView.isHidden = false
            barchartsView.isHidden = true
        }else{
            lineChartView.isHidden = true
            barchartsView.isHidden = false
            barchartsView.chartView.animate(yAxisDuration: 2)
        }
    }
    
    func roomHistorydidSelectedRightBarItem(at index: Int) {
        if  self.devType == "1" || self.devType == "2" || self.devType == "4"  {
            if index == 4 {
                let format = "yyyy-MM-dd"
                DatePickerAlertView.show(withDateFormat: format, datePickerMode: .date, selectCompletion: { (fromDate, toDate) in
                    let fromStr =  DatePickerAlertView.dateString(with: fromDate, format: format)
                    let toStr =  DatePickerAlertView.dateString(with: toDate, format: format)
                    log.debug("fromdate  = = \(fromStr), toDate - \(toStr)")
                    let date = "\(fromStr!)/\(toStr!)"
                    let dict = ["index":"\(index)","date":date]
                    NotificationCenter.default.post(name: NSNotification.Name(kNotifactionIHRoomLightHistoryVCtrReloadSegmentViewData), object: dict)
                }) { (error) in
                    if let error = error{
                        g_showHUD(error)
                    }
                    
                }

            }else{
                let dict = ["index":"\(index)","date":""]
                NotificationCenter.default.post(name: NSNotification.Name(kNotifactionIHRoomLightHistoryVCtrReloadSegmentViewData), object: dict)
            }
        }else if self.devType == "3"{
            let dict = ["index":"\(index)","date":""]
            NotificationCenter.default.post(name: NSNotification.Name(kNotifactionIHRoomLightHistoryVCtrReloadSegmentViewData), object: dict)
            
        }

        
  
    }
    
    
}


extension IHRoomHistoryView : UITableViewDelegate,UITableViewDataSource{
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return 4
    }
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let cell = tableView.dequeueReusableCell(withIdentifier: "cell") as! IHRoomHistoryCell
        cell.selectionStyle = .none
        cell.mTitle = titles[indexPath.row]
        cell.mDetail = details![indexPath.row]
        return cell
    }
    
    func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
        return 66
    }
    
}

extension IHRoomHistoryView:IHLineChartViewDelegate{
    func lineChartDidSelected(_ index: Int) {
        self.details![0] = self.updatetimes![index]
        self.details![1] = self.history![index]
    }
    func lineChartDeselected() {
        self.details![0] = self.timeRange!
        self.details![1] = ""
    }
    
}