//
//  Navigator.swift
//  Lookfit
//
//  Created by lemo. on 2020/3/7.
//  Copyright © 2020 Sheldon. All rights reserved.
//

import Foundation
import UIKit
import RxSwift
import RxCocoa

protocol Navigatable {
    var navigator: Navigator! { get set }
}

class Navigator {
    static var `default` = Navigator()

    // MARK: - segues list, all app scenes
    enum Scene {
        case tabs(viewModel: HomeTabBarViewModel)
        case guideUserInfo
        case binding(viewModel: BindingViewModels)
        case notice(viewModel: NoticeViewModels)
        case heartRateCheck(viewModel: HeartRateCheckViewModels)
        case notDisturb(viewModel: NotDisturbViewModels)
        case drinkRemind(viewModel: DrinkRemindViewModels)
        case repeatSet(viewModel: RepeatViewModels)
        case sedentary(viewModel: SedentaryViewModels)
        case alarmList(viewModel: NewAlarmListViewModel)
        case addAlarm(viewModel: NewAddAlarmViewModel)
        case about
        case target(viewModel: TargetVM)
        case unitSet
        case userInfo(viewModel: UserInfoViewModel)
        case step(viewModel: StepViewModels)
        case sleep(viewModel: SleepViewModels)
        case heartRate(viewModel: HRViewModels)
        case sportDetail(viewModel: SportDetailViewModels)
        case firmwareUpdate(viewModel: FirmwareUpdateViewModels)
        case dialPush(viewModel: DialPushViewModels)
        case temperatureCheck(viewModel: TemperarureCheckViewModels)
        case temperature(viewModel: TemperatureViewModels)
        case wechatSport(viewModel: WeChatSportViewModelss)
        case bloodPressure(viewModel: BloodPressureViewModels)
        case bloodOxygen(viewModel: BloodOxygenViewModels)
        case telephonebook(ViewModel: TelephoneBookViewModels)
        case businesscard(ViewModel: businessCardViewModels)
        case theWallet(ViewModel: PaymentCodeViewModels)
        case upDataQRCodeImg(ViewModel:UpdataQRCodeImgViewModels)
    }

    enum Transition {
        case root(in: UIWindow)
        case navigation
        case modal
    }

    // MARK: - get a single VC
    func get(segue: Scene) -> UIViewController? {
        switch segue {
        case .tabs(let viewModel):
            let rootVC = HomeTabBarController(viewModel: viewModel, navigator: self)
            return rootVC
        case .guideUserInfo:
            let guideVC = GuideUserInfoViewController(viewModel: nil, navigator: self)
            guideVC.modalPresentationStyle = .fullScreen
            return guideVC
        case .binding(let viewModel):
             let bindingVC = BindingViewControllers(viewModel: viewModel, navigator: self)
             bindingVC.navigationTitle = MultiLanguageKey.binding.localized
             return bindingVC
        case .notice(let viewModel):
             let noticeVC = NoticeViewConrtollers(viewModel: viewModel, navigator: self)
             noticeVC.navigationTitle = MultiLanguageKey.notice.localized
             return noticeVC
        case .heartRateCheck(let viewModel):
            let heartRateCheckVC = HeartRateMonitorViewControllers(viewModel: viewModel, navigator: self)
            heartRateCheckVC.navigationTitle = MultiLanguageKey.heartCheck.localized
            return heartRateCheckVC
        case .notDisturb(let viewModel):
            let notDisturbVC = NotDisturbViewControllers(viewModel: viewModel, navigator: self)
            notDisturbVC.navigationTitle = MultiLanguageKey.notDisturb.localized
            return notDisturbVC
        case .drinkRemind(let viewModel):
            let drinkRemindVC = DrinkRemindViewControllers(viewModel: viewModel, navigator: self)
            drinkRemindVC.navigationTitle = MultiLanguageKey.drinkRemind.localized
            return drinkRemindVC
        case .repeatSet(let viewModel):
            let repeatTimeVC = RepeatTimeViewControllers(viewModel: viewModel, navigator: self)
            repeatTimeVC.navigationTitle = MultiLanguageKey.repeatCycle.localized
            return repeatTimeVC
        case .sedentary(let viewModel):
            let sedentaryVC = SedentaryViewControllers(viewModel: viewModel, navigator: self)
            sedentaryVC.navigationTitle = MultiLanguageKey.sedentary.localized
            return sedentaryVC
        case .alarmList(let viewModel):
            let newAlarmVC = NewAlarmViewController(viewModel: viewModel, navigator: self)
            newAlarmVC.navigationTitle = MultiLanguageKey.alarmClock.localized
            return newAlarmVC
        case .addAlarm(let viewModel):
            let newAddAlarmVC = NewAddAlarmVC(viewModel: viewModel, navigator: self)
            newAddAlarmVC.navigationTitle = viewModel.isAdd ? MultiLanguageKey.addAlarm.localized : MultiLanguageKey.editAlarm.localized
            return newAddAlarmVC
        case .about:
            let vc = AboutVC(viewModel: nil, navigator: self)
            vc.navigationTitle = MultiLanguageKey.about.localized
            return vc
        case .target(let viewModel):
            let vc = TargetVC(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.targetSet.localized
            return vc
        case .unitSet:
            let vc = UnitSetVC(viewModel: nil, navigator: self)
            vc.navigationTitle = MultiLanguageKey.unitSet.localized
            return vc
        case .userInfo(let viewModel):
            let vc = UserInfoViewController(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.mineInfo.localized
            return vc
        case .step(let viewModel):
            let vc = StepViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.step.localized
            return vc
        case .sleep(let viewModel):
            let vc = SleepViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.sleep.localized
            return vc
        case .heartRate(let viewModel):
            let vc = HRViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.heartRate.localized
            return vc
        case .sportDetail(let viewModel):
            let vc = SportDetailViewControllers(viewModel: viewModel, navigator: self)
            return vc
        case .firmwareUpdate(let viewModel):
            let vc = FirmwareUpdateViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.firmwareUpgrade.localized
            return vc
        case .dialPush(let viewModel):
            let vc = DialPushViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.dialPush.localized
            return vc
        case .temperatureCheck(let viewModel):
            let vc = TemperarureCheckViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.temperatureCheck.localized
            return vc
        case .temperature(let viewModel):
            let vc = TemperatureViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.temperature.localized
            return vc
        case .wechatSport(let viewModel):
            let vc = WeChatSportViewControllerss(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.wechatSport.localized
            return vc
        case .bloodPressure(let viewModel):
            let vc = BloodPressureViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.bloodPressure.localized
            return vc
        case .bloodOxygen(let viewModel):
            let vc = BloodOxygenViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.bloodOxygen.localized
            return vc
        case .telephonebook(let viewModel):
            let vc = TelephoneBookViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.telephoneBook.localized
            return vc
        case .theWallet(let viewModel):
            let vc = PaymentCodeViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.theWallet.localized
            return vc
        case .businesscard(let viewModel):
            let vc = businessCardViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = MultiLanguageKey.businessCard.localized
            return vc
        case .upDataQRCodeImg(let viewModel):
            let vc = UpdataQRCodeImgViewControllers(viewModel: viewModel, navigator: self)
            vc.navigationTitle = viewModel.titleName
            return vc
        }
    }

    func pop(sender: UIViewController?, toRoot: Bool = false) {
        if toRoot {
            sender?.navigationController?.popToRootViewController(animated: true)
        } else {
            sender?.navigationController?.popViewController(animated: true)
        }
    }

    func dismiss(sender: UIViewController?) {
        sender?.navigationController?.dismiss(animated: true, completion: nil)
    }

    // MARK: - invoke a single segue
    func show(segue: Scene, sender: UIViewController?, transition: Transition = .navigation) {
        if let target = get(segue: segue) {
            show(target: target, sender: sender, transition: transition)
        }
    }

    private func show(target: UIViewController, sender: UIViewController?, transition: Transition) {
        switch transition {
        case .root(in: let window):
            window.rootViewController = target
            window.makeKeyAndVisible()
            return
        default: break
        }

        guard let sender = sender else {
            fatalError("You need to pass in a sender for .navigation or .modal transitions")
        }

        if let nav = sender as? UINavigationController {
            //push root controller on navigation stack
            nav.pushViewController(target, animated: false)
            return
        }

        switch transition {
        case .navigation:
            if let nav = sender.navigationController {
                // push controller to navigation stack
                nav.pushViewController(target, animated: true)
            }
        case .modal:
            // present modally
            DispatchQueue.main.async {
                let nav = NavigationController(rootViewController: target)
                nav.modalPresentationStyle = target.modalPresentationStyle
                sender.present(nav, animated: true, completion: nil)
            }
        default: break
        }
    }

}