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

import UIKit
import Photos

fileprivate enum Resuable {
    static let tableViewCell = ReusableCell<CommonTableViewCell>(nibName: "CommonTableViewCell")
}

class DeviceViewControllers: TableViewController {
    
    var imagePickerController: CustomPickerControllers?
    var isCamera: Bool = false
    var isOpenCamera: Bool = false
    
    lazy var noDeviceImg: UIImageView = {
        return UIImageView(image: R.image.default_device())
    }()
    lazy var headerView: DeviceHeaderView = {
        let view = DeviceHeaderView()
        return view
    }()
    lazy var bindingTipLabel: UILabel = {
        let label = UILabel()
        label.text = MultiLanguageKey.noDeviceTip.localized
        label.textAlignment = .center
        label.font = SystemRegularFont(14)
        label.textColor = kHexColor(0x858585)
        return label
    }()
    lazy var bindingBtn: UIButton = {
        let btn = UIButton()
        btn.gradient(colors: [kHexColor(0x59AAFF), kHexColor(0x2B75FF)], startPoint: CGPoint(x: 0, y: 0.5), endPoint: CGPoint(x: 1, y: 0.5), locations: [0, 1], autoLaoutFrame: CGRect(x: 0, y: 0, width: kScaleWidth(190), height: kScaleWidth(45)))
        btn.layer.cornerRadius = 22.5
        btn.layer.masksToBounds = true
        btn.setTitle(MultiLanguageKey.bindingDevice.localized, for: .normal)
        btn.titleLabel?.font = SystemRegularFont(18)
        btn.setTitleColor(kHexColor(0xffffff), for: .normal)
        return btn
    }()
    
   
    
    override func viewDidLoad() {
        super.viewDidLoad()
        monitor()
        tableView.rx.setDelegate(self).disposed(by: rx.disposeBag)
        tableView.register(Resuable.tableViewCell)
    }
    
    override func tongzhi() {
        monitor()
    }
    
    override func makeUI() {
        super.makeUI()
        isTitleCenter = true
        navigationTitle = MultiLanguageKey.mineDevice.localized
        tableViewStyle = .grouped
        tableView.backgroundColor = kHexColor(0xFAFAFA)
        view.addSubview(noDeviceImg)
        view.addSubview(bindingTipLabel)
        view.addSubview(bindingBtn)
        view.bringSubviewToFront(tableView)
        // 头视图
        headerView.backgroundColor = .white
        tableView.tableHeaderView = headerView
        layoutUI()
    }
    
    private func layoutUI() {
        tableView.snp.makeConstraints { (make) in
            make.edges.equalToSuperview()
        }
        noDeviceImg.snp.makeConstraints { (make) in
            make.top.equalTo(kScaleHeight(60))
            make.width.height.equalTo(kScaleWidth(180))
            make.centerX.equalToSuperview()
        }
        bindingTipLabel.snp.makeConstraints { (make) in
            make.top.equalTo(noDeviceImg.snp.bottom).offset(kScaleHeight(15))
            make.centerX.equalToSuperview()
        }
        bindingBtn.snp.makeConstraints { (make) in
            make.bottom.equalTo(-50)
            make.width.equalTo(kScaleWidth(190))
            make.height.equalTo(kScaleWidth(45))
            make.centerX.equalToSuperview()
        }
        headerView.snp.makeConstraints { (make) in
            make.width.equalTo(kScreenW)
            make.height.equalTo(kScaleWidth(85) + 10)
        }
    }
    
    override func bindViewModel() {
        guard let viewModel = viewModel as? DeviceViewModels else { return }
        viewModel.isBinding
            .map { !$0 }
            .bind(to: tableView.rx.isHidden)
            .disposed(by: rx.disposeBag)
        // 数据源
        let rxDataSource = RxTableViewSectionedReloadDataSource<SectionModel<String, TableViewCellModel>>(configureCell: { (_ , tv, indexPath, model) -> UITableViewCell in
            let cell: CommonTableViewCell = tv.dequeue(Resuable.tableViewCell, for: indexPath)
            cell.bindViewModel(model: model)
            // CELL上开关时间处理
            cell.rightSwitch.rx.isOn
                .skip(1)
                .subscribe(onNext: { (isOn) in
                    guard let functionType = model.functionType else { return }
                    if !BluetoothService.shared.checkBleCmdEnable(isShow: true) {
                        return;
                    }
                    switch functionType {
                    case .handUp:
                        BluetoothService.shared.handup(isOn: isOn)
                        GlobalDeviceProfileModel.shareInstance.gestureModel?.Raise = isOn
                    case .callRemind:
                        BluetoothService.shared.setPushStatus(pushType: .call, isOn: isOn)
                    case .messageRemind:
                        BluetoothService.shared.setPushStatus(pushType: .message, isOn: isOn)
                    default: break
                    }
                    viewModel.loadFuncation()
                })
                .disposed(by: cell.cellDisposeBag)
            return cell
        })
        viewModel.datasource
            .bind(to: tableView.rx.items(dataSource: rxDataSource))
            .disposed(by: rx.disposeBag)
        // 头视图
        viewModel.deviceName
            .bind(to: headerView.deviceNameLabel.rx.text)
            .disposed(by: rx.disposeBag)
        let connectState = viewModel.connectState.share(replay: 1)
        connectState
            .bind(to: headerView.statusBtn.rx.isSelected)
            .disposed(by: rx.disposeBag)
        viewModel.powerState
            .bind(to: headerView.powerBtn.rx.image(for: .normal))
            .disposed(by: rx.disposeBag)
        // 设备未连接处理
        connectState
            .map { !$0 }
            .bind(to: headerView.syncBtn.rx.isHidden)
            .disposed(by: rx.disposeBag)
        
        // 绑定
        let input = DeviceViewModels.Input(syncData: headerView.syncBtn.rx.tap.asObservable())
        let output = viewModel.transform(input: input)
        output.syncState
            .drive(headerView.syncBtn.rx.title(for: .normal))
            .disposed(by: rx.disposeBag)
        
        tableView.rx.modelSelected(TableViewCellModel.self)
            .map { $0.functionType }
            .filter { $0 != nil }
            .subscribe(onNext: { [weak self] (functionType) in
                guard let `self` = self else { return }
                guard let functionType = functionType else { return }
                switch functionType {
                case .handUp, .callRemind, .messageRemind, .unBinding, .wechatSport: break
                default:
                    // 检查指令状态
                    if !BluetoothService.shared.checkBleCmdEnable(isShow: true) {
                        return
                    }
                }
                switch functionType {
                case .findPhone:
                    BluetoothService.shared.findDevice()
                case .remoteCamera:
                    // 获取相机权限
                    SystemAuthority.shared.getCameraAuthority(result: { (result) in
                        if result {
                            self.isCamera = true
                            if BluetoothService.shared.checkBleCmdEnable(isShow: true) {
                                BluetoothService.shared.cameraSwitchWithBleCmdType(isOpen: true)
                            }
                        }
                    })
                case .notice:
                    let viewModel = NoticeViewModels()
                    self.navigator.show(segue: .notice(viewModel: viewModel), sender: self)
                case .heartCheck:
                    let viewModel = HeartRateCheckViewModels()
                    self.navigator.show(segue: .heartRateCheck(viewModel: viewModel), sender: self)
                case .tempeartureCheck:
                    let viewModel = TemperarureCheckViewModels()
                    self.navigator.show(segue: .temperatureCheck(viewModel: viewModel), sender: self)
                case .notDisturb:
                    let viewModel = NotDisturbViewModels()
                    self.navigator.show(segue: .notDisturb(viewModel: viewModel), sender: self)
                case .drinkRemind:
                    let viewModel = DrinkRemindViewModels()
                    self.navigator.show(segue: .drinkRemind(viewModel: viewModel), sender: self)
                case .sedentary:
                    let viewModel = SedentaryViewModels()
                    self.navigator.show(segue: .sedentary(viewModel: viewModel), sender: self)
                case .alarmClock:
                    let viewModel = NewAlarmListViewModel()
                    self.navigator.show(segue: .alarmList(viewModel: viewModel), sender: self)
                case .dialPush:
                    let viewModel = DialPushViewModels()
                    self.navigator.show(segue: .dialPush(viewModel: viewModel), sender: self)
                case .firmwareUpgrade:
                    let viewModel = FirmwareUpdateViewModels()
                    self.navigator.show(segue: .firmwareUpdate(viewModel: viewModel), sender: self)
                case .unBinding:
                    showAlert(self, MultiLanguageKey.unbindingTip.localized, cancelText: MultiLanguageKey.cancel.localized, confirmText: MultiLanguageKey.confirm.localized) { (result) in
                        if result {
                            UserDefaultsManager.deleteDeviceInfo()
                            Bluetooth.shareInstance()?.disConnectedCurrenDevice(true)
                            kNotificationCenter.post(name: NSNotification.Name(UnBindingDevice), object: nil)
                        }
                    }
                case .wechatSport:
                    let viewModel = WeChatSportViewModelss()
                    self.navigator.show(segue: .wechatSport(viewModel: viewModel), sender: self)
                case .telephoneBook:
                    NSLog("%@", "通讯录")
                    let viewModel = TelephoneBookViewModels()
                    self.navigator.show(segue: .telephonebook(ViewModel: viewModel), sender: self)
                case .businessCard:
                    NSLog("%@", "名片")
                    let viewModel = businessCardViewModels()
                    self.navigator.show(segue: .businesscard(ViewModel: viewModel), sender: self)
                case .theWallet:
                    NSLog("%@", "钱包")
                    let viewModel = PaymentCodeViewModels()
                    self.navigator.show(segue: .theWallet(ViewModel: viewModel), sender: self)
                case .music:
                    print("音乐管理")
                    let vc = MusicManageViewControllers()
                    vc.view.backgroundColor = UIColor.white;
                    vc.hidesBottomBarWhenPushed = true;
                    self.navigationController?.pushViewController(vc, animated: true)
                            
                default: return
                }
            })
            .disposed(by: rx.disposeBag)
        // 强制升级
        viewModel.mandatoryUpdate
            .subscribe(onNext: { [weak self] viewModel in
                guard let `self` = self, let temp = viewModel else { return }
                showAlert(self, MultiLanguageKey.updateConfirm.localized, confirmText: "YES") {
                    self.navigator.show(segue: .firmwareUpdate(viewModel: temp), sender: self)
                }
            })
            .disposed(by: rx.disposeBag)
    }
    
    override func handleEvent() {
        bindingBtn.rx.tap
            .subscribe(onNext: { [weak self] _ in
                guard let `self` = self else { return }
                self.navigator.show(segue:.binding(viewModel: BindingViewModels()), sender: self)
            })
            .disposed(by: rx.disposeBag)
    }
    
    private func monitor() {
        /// 指令成功失败监听
        Observable.of(kNotificationCenter.rx.notification(Notification.Name(rawValue: CmdSuccess)),
                      kNotificationCenter.rx.notification(Notification.Name(rawValue: CmdTimeout)))
            .merge()
            .subscribe(onNext: { [weak self] notification in
                guard let `self` = self, let cmd = notification.object as? BleCMD else { return }
                let isSuccess = notification.name.rawValue == CmdSuccess
                switch cmd {
                case .cameraSwitch:
                    if isSuccess {
                        if self.isCamera {
                            self.openAndtoTakePhoto()
                        }
                        return
                    }
                    SVProgressHUD.showSuccess(withStatus: MultiLanguageKey.setFail.localized)
                default: break
                }
            })
            .disposed(by: rx.disposeBag)
        
        // 设备上报指令
        kNotificationCenter.rx.notification(Notification.Name(rawValue: "DeviceControlNotification"), object: nil)
            .subscribe(onNext: { [weak self] notification in
                guard let `self` = self, let cmdInt = notification.object as? Int, let cmd = BleCMD(rawValue: cmdInt) else { return }
                let data = notification.userInfo?["data"] as! NSData
                let contentData = data.subdata(with: NSMakeRange(13, data.length - 13)) as NSData
                switch cmd {
                case .cameraSwitch:
                    // 0：退出 1:打开相机 //2:拍照
                    let state = contentData.bytes.load(as: Int.self)
                    switch state {
                    case 0:
                        guard self.isOpenCamera else { return }
                        self.isOpenCamera = false
                        self.imagePickerController?.dismiss(animated: true, completion: nil)
                    case 1:
                        if self.isOpenCamera == true { return }
                        self.openAndtoTakePhoto()
                    case 2:
                        guard self.isOpenCamera else { return }
                        // source type 必须在实例化UIImagePickerController后面设置
                        if UIImagePickerController.isSourceTypeAvailable(.camera) {
                            self.imagePickerController?.sourceType = UIImagePickerController.SourceType.camera
                            self.imagePickerController?.selfTakePicture()
                        }
                    default: break
                    }
                default: break
                }
            })
            .disposed(by: rx.disposeBag)
       
    }
    
    /// 打开相机
    private func openAndtoTakePhoto() {
        isCamera = false
        let permission = handleCameraPower(viewController: self)
        guard permission else { return }
        self.imagePickerController = CustomPickerControllers()
        self.imagePickerController?.delegate = self
        self.imagePickerController?.allowsEditing = true;
        imagePickerController?.selectedClosure = { [weak self] (selectedType) in
            guard let `self` = self else { return }
            if selectedType == ImagePickerButtonType.cancelCamera {
                self.imagePickerController?.dismiss(animated: true, completion: nil)
                if BluetoothService.shared.checkBleCmdEnable(isShow: true) {
                    BluetoothService.shared.cameraSwitchWithBleCmdType(isOpen: false)
                }
                self.isOpenCamera = false
            }
        }
        if UIImagePickerController.isSourceTypeAvailable(.camera) {
            self.imagePickerController?.sourceType = UIImagePickerController.SourceType.camera
            self.imagePickerController?.delegate = self
            isOpenCamera = true
            if let pickerVC = self.imagePickerController {
                self.present(pickerVC, animated: true, completion: nil)
            }
        }else {
            let alertVC = UIAlertController.init(title: "提示", message: "无可用摄像头", preferredStyle: .alert)
            let sureAction = UIAlertAction.init(title: "确定", style: .default, handler: nil)
            alertVC.addAction(sureAction)
            self.present(alertVC, animated: true, completion: nil)
        }
        
    }
    
}

// MARK: - 相机相册协议
extension DeviceViewControllers: UIImagePickerControllerDelegate, UINavigationControllerDelegate {
    func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [UIImagePickerController.InfoKey : Any]) {
        SystemAuthority.shared.getPhotoAuthority { [weak self] (result) in
            if result {
                if let image = info[UIImagePickerController.InfoKey.originalImage] as? UIImage {
                    // 保存图片至相册
                    UIImageWriteToSavedPhotosAlbum(image, self, nil, nil)
                }
            }
        }
    }
    
    func imagePickerControllerDidCancel(_ picker: UIImagePickerController) {
        isOpenCamera = false
        isCamera = false
        if BluetoothService.shared.checkBleCmdEnable(isShow: true) {
            BluetoothService.shared.cameraSwitchWithBleCmdType(isOpen: false)
        }
        picker.dismiss(animated: true, completion: nil)
    }
    
    func handleCameraPower(viewController: UIViewController) -> Bool {
        let authStatus = AVCaptureDevice.authorizationStatus(for: AVMediaType.video)
        if authStatus == .denied || authStatus == .restricted {
            let alertVC = UIAlertController.init(title: MultiLanguageKey.tip.localized, message: MultiLanguageKey.carmaPower.localized, preferredStyle: .alert)
            let cancelAction = UIAlertAction.init(title: MultiLanguageKey.cancel.localized, style: UIAlertAction.Style.cancel, handler: nil)
            let goToAction = UIAlertAction.init(title: MultiLanguageKey.goto.localized, style: UIAlertAction.Style.default) { (action) in
                if let url = URL(string: UIApplication.openSettingsURLString) {
                    if UIApplication.shared.canOpenURL(url) {
                        UIApplication.shared.openURL(url)
                    }
                }
            }
                  alertVC.addAction(cancelAction)
            alertVC.addAction(goToAction)
            viewController.present(alertVC, animated: true, completion: nil)
            return false
        }
        return true
    }
}

extension DeviceViewControllers: UITableViewDelegate {
    func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
        tableView.deselectRow(at: indexPath, animated: true)
    }
}