初始化项目
This commit is contained in:
@@ -0,0 +1,221 @@
|
||||
<?php
|
||||
// +----------------------------------------------------------------------
|
||||
// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
|
||||
// +----------------------------------------------------------------------
|
||||
// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
|
||||
// +----------------------------------------------------------------------
|
||||
// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
|
||||
// +----------------------------------------------------------------------
|
||||
// | Author: 萤火科技 <admin@yiovo.com>
|
||||
// +----------------------------------------------------------------------
|
||||
declare (strict_types=1);
|
||||
|
||||
namespace app\common\model;
|
||||
|
||||
use cores\BaseModel;
|
||||
use think\facade\Cache;
|
||||
use app\common\library\helper;
|
||||
|
||||
/**
|
||||
* 地区模型
|
||||
* Class Region
|
||||
* @package app\common\model
|
||||
*/
|
||||
class Region extends BaseModel
|
||||
{
|
||||
// 定义表名
|
||||
protected $name = 'region';
|
||||
|
||||
// 定义主键
|
||||
protected $pk = 'id';
|
||||
|
||||
protected $createTime = false;
|
||||
protected $updateTime = false;
|
||||
|
||||
/**
|
||||
* 类型自动转换
|
||||
* @var array
|
||||
*/
|
||||
protected $type = [
|
||||
'id' => 'integer',
|
||||
'pid' => 'integer',
|
||||
'level' => 'integer',
|
||||
];
|
||||
|
||||
// 当前数据版本号
|
||||
private static $version = '1.0.2';
|
||||
|
||||
/**
|
||||
* 根据id获取地区名称
|
||||
* @param int $id
|
||||
* @return mixed|string
|
||||
* @throws \think\db\exception\DataNotFoundException
|
||||
* @throws \think\db\exception\DbException
|
||||
* @throws \think\db\exception\ModelNotFoundException
|
||||
*/
|
||||
public static function getNameById(int $id = 0)
|
||||
{
|
||||
if ($id == 0) {
|
||||
return '其他';
|
||||
}
|
||||
$data = self::getCacheAll();
|
||||
return isset($data[$id]) ? $data[$id]['name'] : '其他';
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取所有地区(树状结构)
|
||||
* @return array|mixed
|
||||
* @throws \think\db\exception\DataNotFoundException
|
||||
* @throws \think\db\exception\DbException
|
||||
* @throws \think\db\exception\ModelNotFoundException
|
||||
*/
|
||||
public static function getCacheTree()
|
||||
{
|
||||
return static::getCacheData('tree');
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取所有地区列表
|
||||
* @return array|mixed
|
||||
* @throws \think\db\exception\DataNotFoundException
|
||||
* @throws \think\db\exception\DbException
|
||||
* @throws \think\db\exception\ModelNotFoundException
|
||||
*/
|
||||
public static function getCacheAll()
|
||||
{
|
||||
return static::getCacheData('all');
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取所有地区的总数
|
||||
* @return array|mixed
|
||||
* @throws \think\db\exception\DataNotFoundException
|
||||
* @throws \think\db\exception\DbException
|
||||
* @throws \think\db\exception\ModelNotFoundException
|
||||
*/
|
||||
public static function getCacheCounts()
|
||||
{
|
||||
return static::getCacheData('counts');
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取缓存中的数据(存入静态变量)
|
||||
* @param null $item
|
||||
* @return array|mixed
|
||||
* @throws \think\db\exception\DataNotFoundException
|
||||
* @throws \think\db\exception\DbException
|
||||
* @throws \think\db\exception\ModelNotFoundException
|
||||
*/
|
||||
private static function getCacheData($item = null)
|
||||
{
|
||||
static $cacheData = [];
|
||||
if (empty($cacheData)) {
|
||||
$static = new static;
|
||||
$cacheData = $static->regionCache();
|
||||
}
|
||||
if (is_null($item)) {
|
||||
return $cacheData;
|
||||
}
|
||||
return $cacheData[$item];
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取地区缓存
|
||||
* @return array
|
||||
* @throws \think\db\exception\DataNotFoundException
|
||||
* @throws \think\db\exception\DbException
|
||||
* @throws \think\db\exception\ModelNotFoundException
|
||||
*/
|
||||
private function regionCache()
|
||||
{
|
||||
// 缓存的数据
|
||||
$complete = Cache::get('region');
|
||||
// 如果存在缓存则返回缓存的数据，否则从数据库中查询
|
||||
// 条件1: 获取缓存数据
|
||||
// 条件2: 数据版本号要与当前一致
|
||||
if (
|
||||
!empty($complete)
|
||||
&& isset($complete['version'])
|
||||
&& $complete['version'] == self::$version
|
||||
) {
|
||||
return $complete;
|
||||
}
|
||||
// 所有地区
|
||||
$allList = $tempList = $this->getAllList();
|
||||
// 已完成的数据
|
||||
$complete = [
|
||||
'all' => $allList,
|
||||
'tree' => $this->getTreeList($allList),
|
||||
'counts' => $this->getCount($allList),
|
||||
'version' => self::$version,
|
||||
];
|
||||
// 写入缓存
|
||||
Cache::tag('cache')->set('region', $complete);
|
||||
return $complete;
|
||||
}
|
||||
|
||||
/**
|
||||
* 地区总数
|
||||
* @param $allList
|
||||
* @return array
|
||||
*/
|
||||
private static function getCount($allList)
|
||||
{
|
||||
$counts = [
|
||||
'total' => count($allList),
|
||||
'province' => 0,
|
||||
'city' => 0,
|
||||
'region' => 0,
|
||||
];
|
||||
$level = [1 => 'province', 2 => 'city', 3 => 'region'];
|
||||
foreach ($allList as $item) {
|
||||
$counts[$level[$item['level']]]++;
|
||||
}
|
||||
return $counts;
|
||||
}
|
||||
|
||||
/**
|
||||
* 格式化为树状格式
|
||||
* @param $allList
|
||||
* @return array
|
||||
*/
|
||||
private function getTreeList($allList)
|
||||
{
|
||||
$treeList = [];
|
||||
foreach ($allList as $pKey => $province) {
|
||||
if ($province['level'] == 1) { // 省份
|
||||
$treeList[$province['id']] = $province;
|
||||
unset($allList[$pKey]);
|
||||
foreach ($allList as $cKey => $city) {
|
||||
if ($city['level'] == 2 && $city['pid'] == $province['id']) { // 城市
|
||||
$treeList[$province['id']]['city'][$city['id']] = $city;
|
||||
unset($allList[$cKey]);
|
||||
foreach ($allList as $rKey => $region) {
|
||||
if ($region['level'] == 3 && $region['pid'] == $city['id']) { // 地区
|
||||
$treeList[$province['id']]['city'][$city['id']]['region'][$region['id']] = $region;
|
||||
unset($allList[$rKey]);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return $treeList;
|
||||
}
|
||||
|
||||
/**
|
||||
* 从数据库中获取所有地区
|
||||
* @return array
|
||||
* @throws \think\db\exception\DataNotFoundException
|
||||
* @throws \think\db\exception\DbException
|
||||
* @throws \think\db\exception\ModelNotFoundException
|
||||
*/
|
||||
private function getAllList()
|
||||
{
|
||||
$list = self::withoutGlobalScope()
|
||||
->field('id, pid, name, level')
|
||||
->select()
|
||||
->toArray();
|
||||
return helper::arrayColumn2Key($list, 'id');
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user