kmall-haikong/kmall-admin/src/main/java/com/kmall/admin/controller/CashierController.java

package com.kmall.admin.controller;

import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.util.List;
import java.util.Map;

import com.kmall.admin.service.CashierService;
import com.kmall.common.utils.PageUtils;
import com.kmall.common.utils.Query;
import com.kmall.common.utils.R;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;
import com.kmall.admin.entity.CashierEntity;


/**
 * 收银机表Controller
 *
 * @author emato
 * @email admin@qhdswl.com
 * @date 2020-06-13 09:39:15
 */
@Controller
@RequestMapping("cashier")
public class CashierController {
    @Autowired
    private CashierService cashierService;

    /**
     * 查看列表
     */
    @RequestMapping("/list")
//    @RequiresPermissions("cashier:list")
    @ResponseBody
    public R list(@RequestParam Map<String, Object> params) {
        //查询列表数据
        Query query = new Query(params);

        List<CashierEntity> cashierList = cashierService.queryList(query);
        int total = cashierService.queryTotal(query);

        PageUtils pageUtil = new PageUtils(cashierList, total, query.getLimit(), query.getPage());

        return R.ok().put("page", pageUtil);
    }

    /**
     * 查看信息
     */
    @RequestMapping("/info/{mcId}")
//    @RequiresPermissions("cashier:info")
    @ResponseBody
    public R info(@PathVariable("mcId") String mcId) {
        CashierEntity cashier = cashierService.queryObject(mcId);

        return R.ok().put("cashier", cashier);
    }

    /**
     * 保存
     */
    @RequestMapping("/save")
//    @RequiresPermissions("cashier:save")
    @ResponseBody
    public R save(@RequestBody CashierEntity cashier) throws UnknownHostException, SocketException {

        if(StringUtils.isEmpty(cashier.getMachineCode())) {
            // 获取mac地址
            InetAddress ia = InetAddress.getLocalHost();
            System.out.println(ia);
            String mac = getLocalMac(ia);

            cashier.setMachineCodeType("01"); // 默认mac地址
            cashier.setMachineCode(mac);
        }
        cashierService.save(cashier);

        return R.ok();
    }

    private static String getLocalMac(InetAddress ia) throws SocketException {
        // TODO Auto-generated method stub
        //获取网卡，获取地址
        byte[] mac = NetworkInterface.getByInetAddress(ia).getHardwareAddress();
        System.out.println("mac数组长度："+mac.length);
        StringBuffer sb = new StringBuffer("");
        for(int i=0; i<mac.length; i++) {
            if(i!=0) {
                sb.append("-");
            }
            //字节转换为整数
            int temp = mac[i]&0xff;
            String str = Integer.toHexString(temp);
            System.out.println("每8位:"+str);
            if(str.length()==1) {
                sb.append("0"+str);
            }else {
                sb.append(str);
            }
        }
        System.out.println("本机MAC地址:"+sb.toString().toUpperCase());
        return sb.toString().toUpperCase();
    }

    /**
     * 修改
     */
    @RequestMapping("/update")
//    @RequiresPermissions("cashier:update")
    @ResponseBody
    public R update(@RequestBody CashierEntity cashier) {
        cashierService.update(cashier);

        return R.ok();
    }

    /**
     * 删除
     */
    @RequestMapping("/delete")
//    @RequiresPermissions("cashier:delete")
    @ResponseBody
    public R delete(@RequestBody String[]mcIds) {
        cashierService.deleteBatch(mcIds);

        return R.ok();
    }

    /**
     * 查看所有列表
     */
    @RequestMapping("/queryAll")
    @ResponseBody
    public R queryAll(@RequestParam Map<String, Object> params) {

        List<CashierEntity> list = cashierService.queryList(params);

        return R.ok().put("list", list);
    }
}