SolarBT_iOS/SolarBT/Classes/Main/UI/基础信息/SBTFirmwareUpdate.swift

//
//  SBTFirmwareUpdate.swift
//  SolarBT
//
//  Created by weclouds on 2019/9/23.
//  Copyright © 2019 weclouds. All rights reserved.
//

import UIKit

class SBTFirmwareUpdate: NSObject {
    static let share :SBTFirmwareUpdate = SBTFirmwareUpdate()
    var dataSource :[String]?
    func end(_ resposeStr :String)  {
        let encode = resposeStr as String
        let encode1 = encode.fromBase64()
        let encode2 = encode1?.subString(start: 3)
        // print(encode2)
        let code = encode2?.fromBase64()
        // log.debug(code)
        log.debug("字节数 \(code!.count)")
        let bytes = code!.count / 2048
        log.debug("大小\(bytes)")
        for i in 0..<bytes{
            let data = code?.subString(start: i * 2048, length: 2048)
           // log.debug("第\(i)包 dataCount \(data!.count)")
            let complementCode = 255 - (i + 1)
            let cmd = "02" + String(format: "%02x", i + 1) +  String(format: "%02x", complementCode)
           // log.debug("下发指令\(cmd)")
            let crcStr =  UUUtils.crc16Test(data!)
            let  sendCMD = cmd + crcStr!
            self.dataSource?.append(sendCMD)
        }
        //最后一包
        var lastPack = code?.subString(start: 2048 * bytes)
        log.debug("第83包 dataCount \(lastPack!.count)")
        let restCont = 2048 - lastPack!.count
        for _ in 0..<(restCont/2){
            lastPack?.append("1a")
        }
        log.debug("data===  \(lastPack!.count)")
        let complementCode = 255 -  (bytes + 1)
        let cmd = "02" + String(format: "%02x", bytes + 1) +  String(format: "%02x", complementCode)
       // log.debug("下发指令\(cmd)")
        let crcStr =  UUUtils.crc16Test(lastPack!)
        let  sendCMD = cmd + crcStr!
      //  log.debug("每包字节数   \(sendCMD.count / 2)")
        log.debug(sendCMD)
        self.dataSource?.append(sendCMD)
        doSmallPack(self.dataSource!)
    }
    
    func doSmallPack(_ datasource :[String])  {
        for i in 0..<datasource.count {
            let cmd = datasource[i]
            log.debug("cmd")
        }
    }
    
}