<?php
/**
 * User: shish
 * Date: 2019/11/20
 * Time: 23:21
 */

namespace common\components;

use linslin\yii2\curl;
use yii\helpers\Json;

class mapUtil
{
	
	public static $txMapKey = 'OFWBZ-2NTHP-EHNDD-LKWQY-GANM7-PXBJH';
	
	//腾讯地图关键词输入提醒 shish 2020.1.21
	//https://lbs.qq.com/webservice_v1/guide-suggestion.html
	public static function suggestion($region, $keyword)
	{
		$url = "http://apis.map.qq.com/ws/place/v1/suggestion/?region={$region}&keyword={$keyword}&key=" . self::$txMapKey;
		$curl = new curl\Curl();
		$result = $curl->get($url);
		$result = Json::decode($result);
		return $result;
	}
	
	//计算距离 lng经度 lat纬度 shish 2020.5.14
	public static function calculateDistance($fromLnt, $fromLat, $toLnt, $toLat)
	{
		$url = "https://apis.map.qq.com/ws/distance/v1/?mode=driving&from={$fromLat},{$fromLnt}&to={$toLat},{$toLnt}&key=" . self::$txMapKey;
		$curl = new curl\Curl();
		$result = $curl->get($url);
		$result = Json::decode($result);
		$distance = 0;
		if (isset($result['status']) && $result['status'] == 0) {
			$distance = isset($result['result']['elements'][0]['distance']) ? $result['result']['elements'][0]['distance'] : 0;
		}
		return $distance;
	}

}