ihealth_ios/Inhealth/IHGatewayListView.swift

//
//  IHGatewayListView.swift
//  Inhealth
//
//  Created by weclouds on 2020/4/7.
//  Copyright © 2020 weclouds. All rights reserved.
//

import UIKit

protocol IHGatewayListViewDelegate {
 //   func (<#parameters#>)
}
class IHGatewayListView: UIView {
    
    var devDataList:[GatewayData]?{
        didSet{
            self.tableView.reloadData()
        }
    }
   //编辑的cell
   var editingIndexPath : IndexPath?

   lazy var tableView: UITableView = {
       let tableView = UITableView(frame: .zero, style: .plain)
       tableView.delegate = self
       tableView.dataSource = self
       tableView.allowsSelection = true
       tableView.separatorStyle = .none

       tableView.register(UINib(nibName: "IHEquipmentListCell", bundle: nil), forCellReuseIdentifier: "cell")
       return tableView
   }()
   override init(frame: CGRect) {
       super.init(frame: frame)
       addSubview(tableView)
   }
   
   required init?(coder: NSCoder) {
       fatalError("init(coder:) has not been implemented")
   }
    
    override func layoutSubviews() {
        super.layoutSubviews()
     
        tableView.frame = CGRect(x: 0, y: 0, width: KSCREENWIDTH, height: KSCREENHEIGHT  - KNavBarHeight )
       
        if self.editingIndexPath != nil {
                 configSwipeButtons()
        }
    }
}


extension IHGatewayListView:UITableViewDelegate,UITableViewDataSource{
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {

        return  self.devDataList?.count ?? 0
    }
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let cell = tableView.dequeueReusableCell(withIdentifier: "cell") as! IHEquipmentListCell
        cell.selectionStyle = .none
        
        cell.gateway =  self.devDataList![indexPath.row]
        
        return cell
    }
    
    func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
        return 135
    }
    
    //iOS 11 将进入此方法 actions.performsFirstActionWithFullSwipe = NO 可以控制是否自动删除。
    func tableView(_ tableView: UITableView, trailingSwipeActionsConfigurationForRowAt indexPath: IndexPath) -> UISwipeActionsConfiguration? {
          
           let deleteAction = UIContextualAction(style: .normal, title: "") { (action, sourceView, completionHandler) in
               completionHandler(true)
               log.debug("删除")
//            if let delegate = self.delegate{
//                let devData = self.devDataList![indexPath.row]
//                delegate.equipmentListDeleteDevice(devData.devType!, devId: devData.id!, segmentIndex: self.currentIndex ?? 0)
//            }
            //处理事件
           }
        deleteAction.backgroundColor = UIColor(hexString: "#EBEFF2")
           
           let historyAction = UIContextualAction(style: .normal, title: "") { (action, sourceView, completionHandler) in
               completionHandler(true)
               //处理事件0
              log.debug("历史数据")
//            if let delegate = self.delegate{
//               // delegate.equipmentHistory(indexPath.row)
//                let data = self.devDataList![indexPath.row]
//                delegate.equipmentHistory(data, segmentIndex: self.currentIndex ?? 0)
//            }
           }
        // #05CFAB
        historyAction.backgroundColor = UIColor(hexString: "#573F95")
        let settingAction = UIContextualAction(style: .normal, title: "") { (action, sourceView, completionHandler) in
            completionHandler(true)
            //处理事件
            log.debug("设置")
//            if let delegate = self.delegate{
//                let data = self.devDataList![indexPath.row]
//                delegate.equipmentSetting(data, segmentIndex: self.currentIndex ?? 0)
//            }

        }
        // #05CFAB
         settingAction.backgroundColor = UIColor(hexString: "#573F95")

        let actions = UISwipeActionsConfiguration(actions: [settingAction,historyAction,deleteAction])
        actions.performsFirstActionWithFullSwipe = false
           return actions
    }
        
    
    func tableView(_ tableView: UITableView, commit editingStyle: UITableViewCell.EditingStyle, forRowAt indexPath: IndexPath) {
        
    }
    func tableView(_ tableView: UITableView, canEditRowAt indexPath: IndexPath) -> Bool {
        return true
    }
    func tableView(_ tableView: UITableView, willBeginEditingRowAt indexPath: IndexPath) {
        editingIndexPath = indexPath
      //  log.debug("willBeginEditingRowAt")
        setNeedsLayout() // 触发layoutSubviews()
    }
    //取消选中
    func tableView(_ tableView: UITableView, didEndEditingRowAt indexPath: IndexPath?) {
        editingIndexPath = nil
        // log.debug("didEndEditingRowAt")
    }
    
    func tableView(_ tableView: UITableView, canMoveRowAt indexPath: IndexPath) -> Bool {
       // log.debug("canMoveRowAt")
        return true
    }
    
    func tableView(_ tableView: UITableView, moveRowAt sourceIndexPath: IndexPath, to destinationIndexPath: IndexPath) {
       // log.debug("sourceIndexPath - \(sourceIndexPath) --destinationIndexPath \(destinationIndexPath)")
    }
    func configSwipeButtons()  {
       // log.debug("重新绘制 ")
           //iOS 11 层级 UITableView -> UISwipActionPull
        var swipeButtons : [UIView]?
           if #available(iOS 11, *) {
             swipeButtons = self.tableView.getSwipeButtonView()
           }else{
               // iOS 8-10： 画UITableView->UITableViewCell->UITableVIewCellDeleteConfirmationView
            let tabCell = self.tableView.cellForRow(at: self.editingIndexPath!)
             swipeButtons = tabCell?.getSwipeButtonView()
           }
       // log.debug("子控件 -- \(swipeButtons)")
        if swipeButtons?.count == 0 || swipeButtons == nil {
            return
        }
        for i in 0..<(swipeButtons?.count)!{
             let button = swipeButtons![i] as! UIButton
             if i == 0 {
                configSwipeButton(button, backgroundImage: UIImage(named: "ic_delete_bg")!)
             }else if i == 1{
                configSwipeButton(button, backgroundImage: UIImage(named: "ic_update")!)
             }else{
                configSwipeButton(button, backgroundImage: UIImage(named: "ic_setting_bg")!)
             }
         }
     }
    
    func configSwipeButton(_ button: UIButton,backgroundImage:UIImage)  {
        button.layer.cornerRadius = 5
        button.layer.masksToBounds = true

        button.setBackgroundImage(backgroundImage, for: .normal)
        button.setBackgroundImage(backgroundImage, for: .selected)
        button.titleLabel?.font = UIFont(name: PingFangSC_Medium, size: 11)
        
        let frame = button.frame
        button.frame = CGRect(x: frame.origin.x + 5 , y: frame.origin.y + 10, width: frame.size.width - 10, height: frame.size.height - 20)
     

    }
 
    

}