<?php

namespace app\admin\controller\nk;

use app\admin\BaseController;
use think\facade\Db;
use think\facade\View;


/**
 * 蔬菜基地
 *
 * @icon fa fa-circle-o
 */
class Vegetable extends BaseController
{

    /**
     * 构造函数
     */
    public function __construct()
    {
        $this->adminInfo = get_login_admin();
        $this->url=[
            '/admin/nk.vegetable/index',
            '/admin/nk.vegetable/add',
            '/admin/nk.vegetable/edit',
            '/admin/nk.vegetable/del',
            '/admin/nk.vegetable/read',
        ];
    }
    /**
     * 数据列表
     */
    public function index()
    {
        if (request()->isAjax()) {
            $params= get_params();
            $where[]= ['status','=',1];
            if (isset($params['keywords']) && !empty($params['keywords'])){
                $where[]= ['title','like','%'.$params['keywords'].'%'];
            }
            if($this->adminInfo['position_id'] != 1){ //不是超级管理员
                $www['admin_id'] = $this->adminInfo['id'];
                $user_address = Db::table('fa_szxc_information_useraddress')->where($www)->find();
                if ($user_address){
                    if($user_address['auth_range'] == 1){
                        $where[] = ['village_id','=',$user_address['village_id']];
                    }elseif ($user_address['auth_range'] == 2){
                        $where[] = ['street_id','=',$user_address['street_id']];
                    }elseif ($user_address['auth_range'] == 3){
                        $where[] =  ['area_id','=',$user_address['area_id']];
                    }else{
                        $where[] = ['village_id','=',$user_address['village_id']];
                    }
                }else{
                    $where[]  = ['village_id','=',''];
                }
            }

            $total = Db::table('cms_manufacturer')
                ->where($where)
                ->count();
            $list = Db::table('cms_manufacturer')
                ->withAttr('area_id',function ($value,$data){
                    return Db::table('fa_geo_area')->where('area_code',$data['area_id'])->value('area_name');
                })
                ->withAttr('street_id',function ($value,$data){
                    return Db::table('fa_geo_street')->where('street_code',$data['street_id'])->value('street_name');
                })
                ->withAttr('village_id',function ($value,$data){
                    return Db::table('fa_geo_village')->where('village_id',$data['village_id'])->value('village_name');
                })
                ->withAttr('status',function ($value,$data){
                    if($value == 1){
                        return '正常';
                    }else{
                        return '禁用';
                    }
                })
                ->where($where)
                ->page($params['page'])
                ->limit($params['limit'])
                ->order('id desc')
                ->select();
            $result = ['total' => $total, 'data' => $list];
            return table_assign(0, '', $result);
        }
        else{
            return view('nk/vegetable/index',['url'=>$this->url]);
        }
    }

    public function add(){
        if (request()->isAjax()) {
            $param= get_params();
            $adds=Db::table('fa_szxc_information_useraddress')->where('admin_id',$this->adminInfo['id'])->find();
            $param['area_id']=$adds['area_id'];
            $param['street_id']=$adds['street_id'];
            $param['village_id']=$adds['village_id'];
            $param['add_time']=date('Y-m-d H:i:s');
            $res=Db::table('cms_manufacturer')->strict(false)->field(true)->insertGetId($param);
            if ($res){
                return to_assign(0,'操作成功',['aid'=>$res]);
            }
            return to_assign(1, '操作失败，原因：'.$res);
        }else{
            View::assign('editor', get_system_config('other','editor'));
            return view();
        }
    }


    public function edit(){
        $param= get_params();
        if (request()->isAjax()) {
            $res=Db::table('cms_manufacturer')->where('id',$param['id'])->strict(false)->field(true)->update($param);
            if ($res){
                return to_assign();
            }else{
                return to_assign(1, '操作失败，原因：'.$res);
            }
        }else{
            $id = isset($param['id']) ? $param['id'] : 0;
            $detail = Db::table('cms_manufacturer')->where('id',$id)->find();
            View::assign('editor', get_system_config('other','editor'));
            if (!empty($detail)) {
                View::assign('detail', $detail);
                return view();
            }
            else{
                throw new \think\exception\HttpException(404, '找不到页面');
            }
        }
    }
    /**
     * 查看信息
     */
    public function read()
    {
        $param= get_params();
        $id = isset($param['id']) ? $param['id'] : 0;
        $detail = Db::table('cms_manufacturer')->where('id',$id)->find();
        if (!empty($detail)) {
            View::assign('detail', $detail);
            $farmers = Db::table('cms_farm_product_market')->where('status',1)->select()->toArray();
            foreach ($farmers as $k =>$v){
                $farmers[$k]['juli'] = $this->getDistance($detail['lng'],$detail['lat'],$v['lng'],$v['lat'],2);
            }
            View::assign('farmers', $farmers);
            return view();
        }
        else{
            throw new \think\exception\HttpException(404, '找不到页面');
        }
    }

    /**
     * 计算两点地理坐标之间的距离
     * @param Decimal $longitude1 起点经度
     * @param Decimal $latitude1 起点纬度
     * @param Decimal $longitude2 终点经度
     * @param Decimal $latitude2 终点纬度
     * @param Int   $unit    单位 1:米 2:公里
     * @param Int   $decimal  精度 保留小数位数
     * @return Decimal
     */
    function getDistance($longitude1, $latitude1, $longitude2, $latitude2, $unit=2, $decimal=2){

        $EARTH_RADIUS = 6370.996; // 地球半径系数
        $PI = 3.1415926;

        $radLat1 = $latitude1 * $PI / 180.0;
        $radLat2 = $latitude2 * $PI / 180.0;

        $radLng1 = $longitude1 * $PI / 180.0;
        $radLng2 = $longitude2 * $PI /180.0;

        $a = $radLat1 - $radLat2;
        $b = $radLng1 - $radLng2;

        $distance = 2 * asin(sqrt(pow(sin($a/2),2) + cos($radLat1) * cos($radLat2) * pow(sin($b/2),2)));
        $distance = $distance * $EARTH_RADIUS * 1000;

        if($unit==2){
            $distance = $distance / 1000;
        }

        return round($distance, $decimal);

    }

    /**
     * 删除
     */
    public function del()
    {
        $param= get_params();
        $id = isset($param['id']) ? $param['id'] : 0;
        $type = isset($param['type']) ? $param['type'] : 0;
        $res = Db::table('cms_manufacturer')->where('id',$id)->delete();
        if ($res){
            return to_assign();
        }else{
            return to_assign(1, '操作失败，原因：'.$res);
        }
    }


}