ihealth_ios/Inhealth/IHClassControlCtr.swift

//
//  IHClassControlCtr.swift
//  Inhealth
//
//  Created by weclouds on 2020/8/19.
//  Copyright © 2020 weclouds. All rights reserved.
//

import UIKit
let KNotifiDissVC = "KNotifiDissVC"

class IHClassControlCtr: UIViewController {
    var gatewayList : [gatewayInfor]?
    let manager = IHClassControlManager()
    var viewH :  CGFloat?
    var bottomView : UIView?
    var once : Bool = true
    override func viewDidLoad() {
        super.viewDidLoad()
        
        manager.bindController(self)
        
        setLeftButtom()
    }
    
    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        //开启
         self.bottomView?.isHidden = false
        
        //设置一个导航栏背景图片为一个空的image，这样就透明了
        self.navigationController?.navigationBar.setBackgroundImage(UIImage(), for: .default)
        //去掉透明后导航栏的黑边
        self.navigationController?.navigationBar.shadowImage = UIImage()
        self.navigationController?.navigationBar.isTranslucent = true
        
        if once == false {
            //更新新数据
            manager.getClassDevice(isReload : true)
        }
        once = false
    }

    func setLeftButtom() {
        var backButtonImage : UIImage?
        if gatewayList?.count ?? 0 > 0{
            backButtonImage = UIImage(named: "返回_白")?.withRenderingMode(UIImage.RenderingMode.alwaysOriginal)
        }else{
            backButtonImage = UIImage(named: "返回")?.withRenderingMode(UIImage.RenderingMode.alwaysOriginal)
        }
         
        let leftBtn = UIBarButtonItem.init(image: backButtonImage!, style: .plain, target: self, action: #selector(goBack))
        self.navigationItem.leftBarButtonItem = leftBtn
        
    }
    @objc func goBack(){
        NotificationCenter.default.post(name: NSNotification.Name(KNotifiDissVC), object: nil)
        //self.navigationController?.dismiss(animated: true, completion: nil)
    }
    
    deinit {
        log.debug("IHClassControlCtr销毁")
    }
}