//
//  StatisticsPageViewModel.swift
//  JiaPeiManage
//
//  Created by Ning.ge on 2023/7/13.
//

import UIKit
import RxSwift
import PGDatePicker

class StatisticsPageViewModel: NSObject {
    let cellIdentifier:String = "_StatisticsPageCell"
    // MARK: 服务属性
    private let statisticsService: StatisticsServiceType = StatisticsService(networking: StatisticsNetworking())
    
    @objc weak var vc:StatisticsPageController? = nil
    // MARK: 数据
    var stuTotalCountDataModel:StuTotalCountDataModel?
    var stuCountDataModel:StuCountDataModel?
    var dateType:DateType = .day
    var startDate:String = ""
    var endDate:String = ""
    var fieldType:Int = 1 //1：时间 2：学员数
    var sortType:Int = 2 //1：正序 2：倒序
    var type:StatisticsType = .normal // 普通-预售
    
    init(vc:StatisticsPageController) {
        super.init()
        self.vc = vc
    }
    // MARK: 请求数据
    //获取统计报名
    func getStatisticsList(isLoading:Bool){
        if isLoading {NYTips.show()}
        self.statisticsService.statisticsStuCount(city: LocalManager.userInfo.city!, schoolId: LocalManager.userInfo.schoolId).subscribe(onSuccess: {[unowned self] stuTotalCountDataModel in
                print("成功%@",stuTotalCountDataModel)
                self.stuTotalCountDataModel = stuTotalCountDataModel
                
                self.statisticsService.everyDayStuCountRequest(city: LocalManager.userInfo.city!, schoolId: LocalManager.userInfo.schoolId, startDate: self.startDate, endDate: self.endDate, fieldType: self.fieldType,sortType: self.sortType).subscribe(onSuccess: { stuCountDataModel in
                        self.stuCountDataModel = stuCountDataModel
//                        self.itemsSubject.onNext(stuCountDataModel.rows)//消息rx
                    self.vc!.hideLoadAnimation()
                        self.vc!.tableView.reloadData()
                        self.vc!.stopRefresh()
                        NYTips.hide()
                    }, onError: { error in
                        self.vc!.stopRefresh()
                        NYTips.hide()
                    })
                .disposed(by: self.vc!.disposeBag)
            }, onError: { error in
                self.vc!.stopRefresh()
                NYTips.hide()
            })
        .disposed(by: self.vc!.disposeBag)
    }
    
    //切换
    func switchStatisticsStuCount(){
        // 根据不同的 dateType 进行相应的数据请求
        switch dateType {
        case .day:
            // 发起请求，获取日数据
            self.statisticsService.everyDayStuCountRequest(city: LocalManager.userInfo.city!, schoolId: LocalManager.userInfo.schoolId, startDate: self.startDate, endDate: self.endDate, fieldType: self.fieldType,sortType: self.sortType).subscribe(onSuccess: { stuCountDataModel in
                    self.stuCountDataModel = stuCountDataModel
                self.vc!.tableView.reloadData()
                }, onError: { error in
                })
            .disposed(by: self.vc!.disposeBag)
        case .month:
            // 发起请求，获取月数据
            let startMonth = String(self.startDate.prefix(7))
            let endMonth =  String(self.endDate.prefix(7))
            self.statisticsService.everyMonthStuCount(city: LocalManager.userInfo.city!, schoolId: LocalManager.userInfo.schoolId, startMonth: startMonth, endMonth: endMonth, fieldType: self.fieldType,sortType: self.sortType).subscribe(onSuccess: { stuCountDataModel in
                    self.stuCountDataModel = stuCountDataModel
                self.vc!.tableView.reloadData()
                }, onError: { error in
                })
            .disposed(by: self.vc!.disposeBag)
        case .year:
            // 发起请求，获取年数据
            let startYear = String(self.startDate.prefix(4))
            let endYear =  String(self.endDate.prefix(4))
            self.statisticsService.everyYearStuCount(city: LocalManager.userInfo.city!, schoolId: LocalManager.userInfo.schoolId, startYear: startYear, endYear: endYear, fieldType: self.fieldType,sortType: self.sortType).subscribe(onSuccess: { stuCountDataModel in
                    self.stuCountDataModel = stuCountDataModel
                self.vc!.tableView.reloadData()
                }, onError: { error in
                })
            .disposed(by: self.vc!.disposeBag)
        }

    }
    // MARK: 公共方法
    //配置-日期
    func configDefaulthDate(){
        switch dateType {
        case .day:
            let dates = NYDate.getDateMonth()
            self.endDate = dates[1]
            self.startDate = dates[0]
        case .month:
            let dates = NYDate.getDateYear() //本年 NYDate.getDateMonthSectionNum(num: -2)
            self.endDate =  String(dates[1].prefix(7))
            self.startDate =  String(dates[0].prefix(7))
        case .year:
            let dates = NYDate.getDateYearSectionNum(num: 4)
            self.endDate =  String(dates[1].prefix(4))
            self.startDate =  String(dates[0].prefix(4))
        }
    }
    //配置显示时间
    func configUIdata(){
        // 根据不同的 dateType 进行相应的数据请求
        var starttime = ""
        var endtime = ""
        switch dateType {
        case .day:
            starttime = startDate
            endtime = endDate
        case .month:
            starttime = String(startDate.prefix(7))
            endtime = String(endDate.prefix(7))
        case .year:
            starttime = String(startDate.prefix(4))
            endtime = String(endDate.prefix(4))
        }
        if(type == .presell){
            vc!.headerView.date_section_button.setTitle("\(starttime)~\(endtime)", for: .normal)
        }else {
            vc!.officialheaderView.date_section_button.setTitle("\(starttime)~\(endtime)", for: .normal)
        }
    }
    //confirm 确定处理
    func confirmHandledo(){
        //刷新数据
        self.startDate = vc!.selectDateView.startdate_button.currentTitle!
        self.endDate = vc!.selectDateView.enddate_button.currentTitle!
        self.configUIdata()
        self.showSelectDateView()
        self.switchStatisticsStuCount()
    }
    //重置
    func resetHandledo(){
        self.vc!.selectDateView.showCount = 0
        self.vc!.selectDateView.startdate_button.setTitle(getButtonDate(date: self.startDate), for: .normal)
        self.vc!.selectDateView.enddate_button.setTitle(getButtonDate(date: self.endDate), for: .normal)
        self.vc!.selectDateView.setDateType(type: dateType)
        self.vc!.selectDateView.selectItemIndex(index: self.vc!.selectDateView.current_button.tag-99)
    }
    
    func getButtonDate(date:String)->String{
        var _date = ""
        switch dateType {
        case .month:
            _date = String(date.prefix(7))
        case .year:
            _date = String(date.prefix(4))
        case .day:
            _date = String(date.prefix(10))
        }
        return _date
    }
    //时间排序
    func getDateSortdo(){
        self.fieldType = 1 //1：时间 2：学员数
        if type == .presell {
            self.sortType = vc!.headerView.time_button.isSelected ? 1:2
        }else {
            self.sortType = vc!.officialheaderView.time_button.isSelected ? 1:2
        }
        self.switchStatisticsStuCount()
    }
    //学员排序
    func getStuCountdo(){
        self.fieldType = 2 //1：时间 2：学员数
        if type == .presell {
            self.sortType = vc!.headerView.student_button.isSelected ? 1:2
        }else {
            self.sortType = vc!.officialheaderView.student_button.isSelected ? 1:2
        }
        self.switchStatisticsStuCount()
    }
    //切换swictdo selectedSegmentIndex do
    func selectedSegmentIndexdo(dateType:DateType){
        self.dateType = dateType
        self.configDefaulthDate()
        self.configUIdata()
        vc!.selectDateView.showCount = 0
        self.switchStatisticsStuCount()
    }
    
    // MARK: selectDateView
    //显示selectDateView
    func showSelectDateView(){
        if(self.vc!.selectDateView.isHidden)
        {
            let  bottomY = (type == .presell ? vc!.headerView.qmui_bottom : vc!.officialheaderView.qmui_bottom )
            //计算相对坐标
            let headerFrameInSuperview = vc!.tableView.convert(CGPoint(x: 0, y: bottomY), to: vc!.tableView.superview)
            vc!.selectDateView.snp.remakeConstraints { make in
                make.top.equalTo(headerFrameInSuperview.y-vc!.navBar.bottom+(isIphoneX==true ? 20:0))
                make.left.right.equalToSuperview()
                make.height.equalTo(172.f)
            }
            vc!.loadViewIfNeeded()//提醒刷
            //显示
            vc!.selectDateView.startdate_button.setTitle(startDate, for: .normal)
            vc!.selectDateView.enddate_button.setTitle(endDate, for: .normal)
            vc!.selectDateView.setDateType(type: dateType)
            vc!.selectDateView.isHidden = false
            vc!.selectDateViewBgBtn.isHidden = false
        }else{
            //隐藏
            vc!.selectDateView.isHidden = true
            vc!.selectDateViewBgBtn.isHidden = true
        }
        
    }
    //显示时间选择器
    func showPGDatePickManager(tag:Int){
        switch dateType {
        case .day:
            let datePickerManager = PGDatePickManager()
            datePickerManager.headerViewBackgroundColor = UIColor("#031223")
            datePickerManager.titleLabel.text = "选择年月日"
            datePickerManager.titleLabel.textColor = UIColor.white
            datePickerManager.cancelButtonTextColor = .db_fontGray
            datePickerManager.confirmButtonTextColor = .db_green
            let datePicker = datePickerManager.datePicker!
            datePicker.tag = tag
            datePicker.lineBackgroundColor = .db_green
            datePicker.textColorOfSelectedRow = .db_green
            datePicker.backgroundColor = UIColor("#031223")
            datePicker.delegate = self
            datePicker.isHiddenMiddleText = false;
            datePicker.datePickerType = .segment;
            datePicker.datePickerMode = .date
            vc!.present(datePickerManager, animated: false, completion: nil)
        case .month:
            let datePickerManager = PGDatePickManager()
            datePickerManager.headerViewBackgroundColor = UIColor("#031223")
            datePickerManager.titleLabel.text = "选择年月"
            datePickerManager.titleLabel.textColor = UIColor.white
            datePickerManager.cancelButtonTextColor = .db_fontGray
            datePickerManager.confirmButtonTextColor = .db_green
            let datePicker = datePickerManager.datePicker!
            datePicker.tag = tag
            datePicker.lineBackgroundColor = .db_green
            datePicker.textColorOfSelectedRow = .db_green
            datePicker.backgroundColor = UIColor("#031223")
            datePicker.delegate = self
            datePicker.isHiddenMiddleText = false;
            datePicker.datePickerType = .segment
            datePicker.datePickerMode = .yearAndMonth
            vc!.present(datePickerManager, animated: false, completion: nil)
        case .year:
            let datePickerManager = PGDatePickManager()
            datePickerManager.headerViewBackgroundColor = UIColor("#031223")
            datePickerManager.titleLabel.text = "选择年"
            datePickerManager.titleLabel.textColor = UIColor.white
            datePickerManager.cancelButtonTextColor = .db_fontGray
            datePickerManager.confirmButtonTextColor = .db_green
            let datePicker = datePickerManager.datePicker!
            datePicker.tag = tag
            datePicker.lineBackgroundColor = .db_green
            datePicker.textColorOfSelectedRow = .db_green
            datePicker.backgroundColor = UIColor("#031223")
            datePicker.delegate = self
            datePicker.isHiddenMiddleText = false;
            datePicker.datePickerType = .segment
            datePicker.datePickerMode = .year
            vc!.present(datePickerManager, animated: false, completion: nil)
        }
    }
    
}


//数据源
extension StatisticsPageViewModel:UITableViewDataSource {
    
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        if  stuCountDataModel != nil&&(stuCountDataModel?.rows!.count)!>0 {
            return (stuCountDataModel?.rows.count)!+1
        }
        return 0
    }
    
    func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
        if (type == .presell){
            if stuTotalCountDataModel != nil {
                vc!.headerView.setStuTotalCountDataModel(stuTotalCountDataModel: stuTotalCountDataModel!)
            }else{
                return UIView()
            }
            return vc!.headerView
        }
        if stuTotalCountDataModel != nil {
            vc!.officialheaderView.setStuTotalCountDataModel(stuTotalCountDataModel: stuTotalCountDataModel!)
        }else{
            return UIView()
        }
        return vc!.officialheaderView
    }
    
    func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
        var height = 232.f
        if (type == .presell){
            height = 352.f
        }
        return height
    }
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let cell = tableView.dequeueReusableCell(withIdentifier: cellIdentifier, for: indexPath) as! StatisticsPageCell
        cell.contentView.backgroundColor = ((indexPath.row%2) != 0) ? UIColor("#113357") : UIColor("#0B2B4D")
        cell.backgroundColor = ((indexPath.row%2) != 0) ? UIColor("#113357") : UIColor("#0B2B4D")
        if (indexPath.row==0){
            let obj = (stuCountDataModel?.data)! as StuCountTotalModel
            cell.date_label.text = "总计"
            cell.num_label.text = String(obj.total)
            cell.num_label.textColor = .db_green
        }else{
            let info = (stuCountDataModel?.rows[indexPath.row-1])! as StuCountInfoModel
            cell.date_label.text = info.dateTime
            cell.num_label.text = String(info.stuCount)
            cell.num_label.textColor = .db_fontGray
        }
        return cell
    }
}

//事件
extension StatisticsPageViewModel:UITableViewDelegate {

    
}

//PGDatePickerDelegate
extension StatisticsPageViewModel: PGDatePickerDelegate {
    func datePicker(_ datePicker: PGDatePicker!, didSelectDate dateComponents: DateComponents!) {
        
        print("dateComponents = ", dateComponents)
        var date = String(format: "%02d", dateComponents.year ?? 0)+"-"+String(format: "%02d", dateComponents.month ?? 0)+"-"+String(format: "%02d", dateComponents.day ?? 0)
        date = getButtonDate(date: date)
        if datePicker.tag == 1 {
            vc!.selectDateView.startdate_button.setTitle(date, for: .normal)
        }else if datePicker.tag == 2 {
            vc!.selectDateView.enddate_button.setTitle(date, for: .normal)
        }

    }
}