spacestation/api/controllers/wxapp/app/City.php

<?php
defined('WXAPP_APP') or exit('No direct script access allowed');
/**
 * Created by vim
 * User: lcc
 * Desc: 城市
 * Date: 2021/07/27
 * Time: 10:22
 */
require_once APPPATH . 'controllers/wxapp/Wxapp.php';

class City extends Wxapp
{
    private $province_lists = [350000, 430000]; //开放省份 湖南 福建

    function __construct($inputs, $app_key)
    {
        parent::__construct($inputs, $app_key);

        $this->login_white = array('get');//登录白名单
        $this->check_status = array();//用户状态校验
        $this->check_mobile = array();//需要手机号
        $this->check_headimg = array();//授权微信信息
        $this->load->model("sys/sys_city_model");
        $this->load->model("sys/sys_area_model");
        $this->load->model("biz/biz_model");
        $this->load->model('area_model', 'mdArea');
        $this->biz_id = $this->get_biz_id();
    }

    protected function get()
    {
        $page = $this->input_param('page');
        $size = $this->input_param('size');
        !$page && $page = 1;
        !$size && $size = 20;
        $default_city = $this->session['city_id'] ? $this->session['city_id'] : 350200;

        $where = [
            'status' => 1
        ];
        if ($this->app_id == 2 && $this->session['group_id'] == 4) {
            $biz_id_arr = explode(',', $this->session['biz_id']);

            $biz_where = ['city_id>' => 0, 'status' => 1, 'type<>' => 4];
            if ($this->session['biz_id'] && $biz_id_arr) {
                $biz_ids = implode(',', $biz_id_arr);
                $biz_where["id in ({$biz_ids})"] = null;
            }

            $biz_rows = $this->biz_model->select_groupby('city_id', $biz_where, '', '', '', 'id,city_id');
            $city_ids = implode(',', array_column($biz_rows, 'city_id'));
            $city_ids && $where["city_id in ($city_ids)"] = null;
        }
        $count = $this->sys_city_model->count($where);
        $lists = [];
        if ($count) {
            $rows = $this->sys_city_model->select($where, 'id desc', $page, $size, 'id,city_id,name');
            $city_id_arr = array_column($rows, 'city_id');
            $default_city = in_array($default_city, $city_id_arr) ? $default_city : $city_id_arr[0];
            foreach ($rows as $key => $val) {
                $lists = $val;
            }
            $lists = $rows;
        }
        $data = [
            'list' => $lists,
            'total' => $count,
            'default' => $default_city
        ];
        return $data;
    }

    protected function get_lists()
    {

        if ($this->session['province_id']) {
            $province_lists[] = $this->session['province_id'];
        } else {
            $province_lists = $this->province_lists; //开发城省份 湖南 福建
        }
        $lists = [];
        foreach ($province_lists as $item) {
            $where['province_id'] = $item;
            $rows = $this->mdArea->select_groupby('city_id', $where, '', 0, 100, 'city_id,city_name,id,province_name');
            $children = [];
            foreach ($rows as $k => $item2) {
                if (!$k) {
                    $children[] = ['city_id' => 0, 'name' => '全省'];
                }
                $children[] = ['city_id' => $item2['city_id'], 'name' => $item2['city_name']];
            }
            $lists[] = ['name' => $rows[0]['province_name'], 'province_id' => $item, 'children' => $children];
        }
        $data = [
            'area_list' => $lists,
            'default_area_id' => [$province_lists[0], 0]
        ];
        return $data;
    }

    /**
     * Notes:获取省/市/区/街道
     * Created on: 2022/7/1 11:17
     * Created by: dengbw
     * @return mixed
     */
    public function get_area()
    {
        $type = $this->input->get('type');
        $pid = intval($this->input->get('pid'));
        $lists = [];
        switch ($type) {
            case 'city':
                if(!$pid && $this->biz_id){
                    $biz = $this->biz_model->get(['id' => $this->biz_id]);
                    $biz['province_id'] && $pid = $biz['province_id'];
                }
                $res = $this->mdArea->select(['province_id' => $pid], null, null, null, 'distinct(city_id), city_name');
                foreach ($res as $v) {
                    $lists[] = ['id' => $v['city_id'], 'name' => $v['city_name']];
                }
                break;
            case 'county':
                $res = $this->mdArea->select(['city_id' => $pid], null, null, null, 'distinct(county_id), county_name');
                foreach ($res as $v) {
                    $lists[] = ['id' => $v['county_id'], 'name' => $v['county_name']];
                }
                break;
            case 'street':
                $this->load->model('sys/sys_street_model', 'mdStreet');
                $res = $this->mdStreet->select(['county_id' => $pid], 'id ASC', 0, 0, 'street_id,street_name');
                foreach ($res as $v) {
                    $lists[] = ['id' => $v['street_id'], 'name' => $v['street_name']];
                }
                break;
            default:
                $res = $this->mdArea->select([], null, null, null, 'distinct(province_id), province_name');
                foreach ($res as $v) {
                    $lists[] = ['id' => $v['province_id'], 'name' => $v['province_name']];
                }
                break;
        }
        $data = [
            'list' => $lists,
        ];
        return $data;
    }
}