NN2021052501/app/Services/DevicesService.php

<?php
// +----------------------------------------------------------------------
// | Laravel框架 [ Laravel ]
// +----------------------------------------------------------------------
// | 版权所有 2017~2021 Laravel研发中心
// +----------------------------------------------------------------------
// | 官方网站: http://www.laravel.cn
// +----------------------------------------------------------------------
// | Author: wesmiler <12345678@qq.com>
// +----------------------------------------------------------------------

namespace App\Services;

use App\Models\DevicesModel;
use App\Models\GongdengOrderModel;
use Illuminate\Support\Facades\DB;

/**
 * 供灯设备管理-服务类
 * @author wesmiler
 * @since 2020/11/11
 * Class DevicesService
 * @package App\Services
 */
class DevicesService extends BaseService
{
    protected static $instance=null;
    /**
     * 构造函数
     * @author wesmiler
     * @since 2020/11/11
     * DevicesService constructor.
     */
    public function __construct()
    {
        $this->model = new DevicesModel();
    }

    /**
     * 静态入口
     * @return DevicesService|null
     */
    public static function make(){
        if(!self::$instance){
            self::$instance = new DevicesService();
        }

        return self::$instance;
    }

    /**
     * 获取友链列表
     * @return array
     * @since 2020/11/11
     * @author wesmiler
     */
    public function getList()
    {
        $params = request()->all();

        return parent::getList();
    }

    /**
     * 添加或编辑
     * @return array
     * @since 2020/11/11
     * @author wesmiler
     */
    public function edit()
    {
        $data = request()->all();
        $code = isset($data['code'])? $data['code'] : '';
        $id = isset($data['id'])? $data['id'] : 0;
        if($code && $checkId = $this->model->where('code', $code)->value('id')){
            if(($checkId && !$id) || ($id && $checkId != $id) ){
                return message("设备编号[{$code}]已存在",false);
            }
        }
        $startNum = isset($data['start_num'])? $data['start_num'] : 0;
        $endNum = isset($data['end_num'])? $data['end_num'] : 0;
        if($endNum<=$startNum){
            return message("截止可选灯号必须大于开始可选灯号",false);
        }

        $data['update_time'] = time();
        return parent::edit($data); // TODO: Change the autogenerated stub
    }

    /**
     * 获取设备端口
     * @return array
     */
    public function getDevice(){
        $datas = $this->model::where(['status'=> 1])->orderBy(DB::raw('RAND()'))->first();
        $datas = $datas? $datas->toArray() : [];
        return $datas;
    }

    /**
     * 获取可用设备号
     * @return array|false|mixed
     */
    public function getDeviceNums($deviceInfo){
        $deviceCode = isset($deviceInfo['code'])? $deviceInfo['code'] : '';
        if(empty($deviceCode)){
            return false;
        }

        if(!$deviceInfo || $deviceInfo['start_num'] >= $deviceInfo['end_num']){
            return false;
        }

        $cacheKey = "caches:devices:nums_{$deviceCode}";
        $datas = RedisService::get($cacheKey);
        if($datas){
            $datas = array_values($datas);
            shuffle($datas);
            return $datas;
        }

        $deviceNums = range($deviceInfo['start_num'], $deviceInfo['end_num']);
        $datas = GongdengOrderModel::where(['status'=> 2, 'lamp_status'=> 2])->pluck('device_num');
        $datas = $datas? $datas->toArray() : [];
        if($deviceNums){
            $datas = $datas? array_diff($deviceNums, $datas) : $deviceNums;
            if($datas){
                $datas = array_values($datas);
                shuffle($datas);
                RedisService::set($cacheKey, $datas, rand(3,5));
            }
        }

        return $datas;
    }

    /**
     * 亮灯处理
     * @param $orderSn 订单号
     * @return bool
     */
    public function catchLamp($orderSn){
        if(empty($orderSn)){
            return false;
        }

        // 验证是否已处理

        // 获取可用设备
        $errorKey = "caches:lamps:{$orderSn}";
        $deviceInfo = $this->getDevice();

        $deviceCode = isset($deviceInfo['code'])? $deviceInfo['code'] : '';
        $startNum = isset($deviceInfo['start_num'])? $deviceInfo['start_num'] : 0;
        $endNum = isset($deviceInfo['end_num'])? $deviceInfo['end_num'] : 0;
        $port = isset($deviceInfo['port'])? $deviceInfo['port'] : 0;
        if(empty($deviceInfo) || empty($deviceCode) || ($startNum >= $endNum) || !$port){
            RedisService::set("{$errorKey}:error_check", ['info'=> $deviceInfo], 3600);
            return false;
        }

        // 获取可用设备号
        $deviceNums = DevicesService::make()->getDeviceNums($deviceInfo);
        $deviceLampNo = $deviceNums? $deviceNums[0] : 0;
        if(empty($deviceLampNo)){
            RedisService::set("{$errorKey}:error_device", ['info'=> $deviceInfo,'nums'=> $deviceNums], 3600);
            return false;
        }

        // 亮灯处理
        unset($deviceNums[0]);
        RedisService::set("caches:devices:nums_{$deviceCode}", $deviceNums, rand(10,30));
        $colors = ['黄色','红色','绿色','白色'];
        shuffle($colors);
        $data = [
            'CommandType'=> 'OpenLed', // 执行命令方式：OpenLed-开灯，CloseLed-关灯，QuitStatus-查询状态
            'MD'=> $deviceCode, // 机器号设备号
            'MDPORT'=> $port, // 设备端口：暂与设备号一致
            'LEDID'=> $deviceLampNo, // 亮灯灯号1-498对应1号设备，498后为设备2
            'Color'=> $colors[0], // 颜色
            'OrderNo'=> $orderSn, // 订单号
        ];
        $dataStr = [];
        foreach($data as $k => $v){
            $dataStr[] = $k.'='.$v;
        }

        // 调用亮灯接口处理
        $dataStr = implode('&', $dataStr);
        $headers = ["Content-Type:application/x-www-form-urlencoded; charset=UTF-8"];
        $apiUrl = ConfigService::make()->getConfigByCode('gd_api_url').'/LEDControl.ashx';
        RedisService::set($errorKey.':request', ['url'=> $apiUrl,'data'=> $data], 3600);
        $result = httpHeaderRequest($apiUrl, $dataStr,'post',$headers,'text');
        RedisService::set($errorKey.':result', $result, 3600);

        // 更新灯状态
        if($result == 'True'){
            GongdengOrderModel::where('order_sn', $orderSn)->update(['lamp_status'=> 2,'device_num'=> $deviceLampNo,'params'=> json_encode($data, 256)]);
            return true;
        }else{
            return false;
        }

    }
}