<?php

namespace app\api\controller;

use app\common\controller\Api;
use think\Db;

class Companys extends Api
{
    protected $noNeedLogin = [];
    protected $noNeedRight = '*';
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = Db::name('company');
    }

    /**
     * 列表
     * @return void
     */
    public function getList()
    {
        try {
            $page = $this->request->param('page',1);
            $limit = $this->request->param('listrow',15);
            $offset = ($page - 1) * $limit;
            //获取门店信息
            $params = [
                'lng' => $this->request->param('lng',''),
                'lat' => $this->request->param('lat',''),
            ];
            $companyList = $this->getCompanySort($params);
            $result = array_slice($companyList['data'],$offset,$limit);
            $this->success('获取成功',$result);
        } catch (Exception $e) {
            $this->error($e->getMessage());
        }
    }
    
    /**
     * 获取门店距离排序
     * @return void
     */
    public function getCompanySort($params=[])
    {
        try {
            $result = [
                'status' => true,
                'msg' => '获取成功',
                'data' => [],
            ];
            $lng = isset($params['lng']) ? $params['lng'] : '';
            $lat = isset($params['lat']) ? $params['lat'] : '';

            $field = 'id,name,image,contacts,mobile,full_address,longitude,latitude,is_open,open_hours';
            $where['status'] = 1;
            $data = $this->model->where($where)->field($field)->select();
            if (!empty($data)) {
                foreach ($data as $key => &$value) {
                    $value['distance'] = getDistance($lng, $lat, $value['longitude'], $value['latitude'], true, 2);
                    $value['distance_text'] = !empty($value['distance']) ? $value['distance'].'km' : '';
                }
                $n = count($data);
                for($i=1;$i<$n;$i++) { //从第二个元素开始插入
                    for($j=$i-1;$j>=0;$j--) { //与前面的数比较，找到插入的位置
                        if($data[$j]['distance'] > $data[$j+1]['distance']) { //比前面的数小，交换位置
                            $tmp = $data[$j];
                            $data[$j] = $data[$j+1];
                            $data[$j+1] = $tmp;
                        } else { //大于或等于前面的数，表示已找到插入的位置
                            break;
                        }
                    }
                }
            }
            $result['data'] = $data;
            return $result;
        } catch (Exception $e) {
            $result['status'] = 0;
            $result['msg'] = $e->getMessage();
            return $result;
        }
    }
}