Category.php
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<?php
namespace app\api\controller;
use app\common\controller\Api;
use fast\Tree;
/**
* 分类
*/
class Category extends Api
{
protected $noNeedLogin = '*';
protected $noNeedRight = '*';
public function _initialize()
{
parent::_initialize();
$this->model = model('app\common\model\Category');
}
/**
* 分类-首页
* @ApiMethod (GET)
* @ApiRoute (/api/category/index)
* @ApiReturnParams (name="code", type="integer", required=true, sample="0")
* @ApiReturnParams (name="msg", type="string", required=true, sample="返回成功")
* @ApiReturnParams (name="data", type="object", description="扩展数据返回")
* @ApiReturn ({
'code':'1',
'msg':'返回成功'
})
*/
public function index()
{
$list = $this->model->where('type','goods')->order('weigh desc,id desc')->select();
foreach($list as $v){
$v->visible(['id','pid','name','image']);
}
$tree = Tree::instance();
$tree->init(collection($list)->toArray(), 'pid');
$list = $this->getTreeList($tree->getTreeArray(0));
// 拼接全部一级分类，方便前端展示
$all_list = [];
foreach($list as $v){
$v['childlist'] = [];
$all_list[] = $v;
}
$all = [
"id" => 0,
"pid" => 0,
"name" => "全部",
"image" => cdnurl('/assets/img/qrcode.png',true),
"type_text" => "商品分类",
"flag_text" => "",
"spacer" => "",
"childlist" => [
[
"id" => 0,
"pid" => 0,
"name" => "全部",
"image" => cdnurl('/assets/img/qrcode.png',true),
"type_text" => "商品分类",
"flag_text" => "",
"spacer" => "",
"childlist" => $all_list
]
],
"haschild" => 1,
"level" => 1
];
array_unshift($list,$all);
$this->success(__('成功'),compact('list'));
}
/**
* 分类-商品
* @ApiMethod (GET)
* @ApiParams (name="rows", type="integer", required=true, description="每页条数")
* @ApiParams (name="page", type="integer", required=true, description="页码")
* @ApiParams (name="category_id", type="integer", required=true, description="分类ID")
* @ApiReturnParams (name="code", type="integer", required=true, sample="0")
* @ApiReturnParams (name="msg", type="string", required=true, sample="返回成功")
* @ApiReturnParams (name="data", type="object", description="扩展数据返回")
* @ApiReturn ({
'code':'1',
'msg':'返回成功'
})
*/
public function goods()
{
$rows = $this->request->get('rows',null);// 每页条数
$page = $this->request->get('page',1);// 页码
$category_id = $this->request->get('category_id');
$category = $this->model->get($category_id);
empty($category) && $this->error(__('分类信息不存在'));
$has_parent = $this->model->where('pid','>','0')->where('id',$category['pid'])->find();
$where = "FIND_IN_SET('{$category_id}', category_ids)";
if($has_parent){
$where .= " OR FIND_IN_SET('{$has_parent['id']}', category_ids)";
}
$list = \app\common\model\Goods::getList($where,$page,$rows);
$this->success(__('成功'),compact('list'));
}
// 判断等级和是否有下级
public function getTreeList($data = [], $level = 1)
{
$arr = [];
$n = 0;
foreach ($data as $k => $v) {
$childlist = isset($v['childlist']) ? $v['childlist'] : [];
$v['haschild'] = $childlist ? 1 : 0;
$v['level'] = $v['pid'] == 0 ? 1 : $level+1;
$arr[$n] = $v;
if ($childlist) {
$arr[$n]['childlist'] = $this->getTreeList($childlist, $v['level']);
}
$n++;
}
return $arr;
}
}