seafood/app/FxOrder.php

<?php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2017/12/5
 * Time: 15:07
 */

namespace App;
use Illuminate\Database\Eloquent\Model;
use PHPExcel;
use PHPExcel_Writer_Excel2007;

class FxOrder extends Model
{
    public $timestamps = false;
    protected $table = "fx_order";
   
   	public static function olist(){
   		$result = FxOrder::orderBy('id', 'desc')->get();
   		return json_decode(json_encode($result),true);
   	}

	# 生成外部订单号
	public static function createOuterCode(){
		$order_sn = 'fx'.rand(100, 9999). substr(time(), 5, 5). rand(10, 9999);
		return $order_sn;
	}

    /*更新城市天气信息*/
    public static function updateWeather($order_id) {
        $redisKey = 'seafood_order_city_weather';
        $appKey = self::getAppKey();
        //查询订单收件人所在的城市（过滤关键字 市）
        $city = self::where('id', $order_id)->pluck('receiverCity');
        $city = str_replace('市','',$city);
        $specialCity = array('朝阳区','嘉定区','海淀区','昌平区','密云区','大兴区','房山区','通州区','普陀区',);
        if(in_array($city, $specialCity)) {
            $city = str_replace('区','',$city);
        }
        //查询redis中是否有该键，若没有则查询
        $weather = RedisModel::get($redisKey.'_'.$city);
        if($weather) {
            $sellerMemo = self::where('id', $order_id)->pluck('sellerMemo');
            if(strstr($sellerMemo, $city.'天气状况:'.$weather)) {
                return true;
            }
            $sellerMemo = $sellerMemo.'  '.$city.'天气状况:'.$weather;
            self::where('id', $order_id)->update(['sellerMemo'=>$sellerMemo]);
        } else {
            $url = 'http://apis.juhe.cn/simpleWeather/query?city='.urlencode($city).'&key='.$appKey;
            $result = file_get_contents($url);
            $result = json_decode($result, true);
            if($result['error_code'] == '0') {
                //将数据缓存到redis里
                $today = date('Y-m-d',time());
                $tomorrow = date('Y-m-d',strtotime('+1 days'));
                $weather = '';
                foreach ($result['result']['future'] as $value) {
                    if($value['date'] == $today) {
                        $weather .= $today.'日气温:'.$value['temperature'].';  ';
                    }
                    if($value['date'] == $tomorrow) {
                        $weather .= $tomorrow.'日气温:'.$value['temperature'];
                    }
                }

                RedisModel::set($redisKey.'_'.$city, $weather);
                $endTime = strtotime(date('Y-m-d 00:00:00',strtotime('+1 days'))) -1;
                $expire = $endTime - time();
                RedisModel::expire($redisKey.'_'.$city, $expire);
                $sellerMemo = self::where('id', $order_id)->pluck('sellerMemo');
                if(strstr($sellerMemo, $city.'天气状况:'.$weather)) {
                    return true;
                }
                $sellerMemo = $sellerMemo.'  '.$city.'天气状况:'.$weather;
                self::where('id', $order_id)->update(['sellerMemo'=>$sellerMemo]);
            } else if($result['error_code'] == '10012'){
                //判断是否为第二个APPkey也用完了
                $key = (string) RedisModel::get('seafood_order_city_weather_key');
                if($key == '0') {
                    //超过100次/天上限 更换APPKey
                    RedisModel::set('seafood_order_city_weather_key', '1');
                    $endTime = strtotime(date('Y-m-d 00:00:00',strtotime('+1 days'))) -1;
                    $expire = $endTime - time();
                    RedisModel::expire('seafood_order_city_weather_key', $expire);
                    self::updateWeather($order_id);
                }
            }
        }

        return true;
    }

    public static function getAppKey() {
        $redisKey = 'seafood_order_city_weather_key';
        $appKeyArr = ['32c8f844f8055f70f702fc28ec930e52', '85bfc19adb25998b2559d7ceba950e13'];
        $appKey = (string)RedisModel::get($redisKey);
        if($appKey != '') {
            return $appKeyArr[$appKey];
        } else {
            RedisModel::set($redisKey, '0');
            $endTime = strtotime(date('Y-m-d 00:00:00',strtotime('+1 days'))) -1;
            $expire = $endTime - time();
            RedisModel::expire($redisKey, $expire);
            return $appKeyArr['0'];
        }
    }
}