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jsasg
2026-03-17 09:56:00 +08:00
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application/api/controller/wdsxh/mall/Cart.php Normal file
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<?php
/**
* Class Cart
* Desc 购物车
* Create on 2022/10/11 11:33
* Create by wangyafang
*/
namespace app\api\controller\wdsxh\mall;
use app\api\model\wdsxh\goods\Goods;
use app\api\model\wdsxh\UserWechat;
use app\common\controller\Api;
use think\Exception;
use think\exception\PDOException;
use think\exception\ValidateException;
class Cart extends Api
{
protected $noNeedLogin = [''];
// 无需鉴权的接口,*表示全部
protected $noNeedRight = ['*'];
protected $model = '';
protected $wechat_id = '';
public function _initialize()
{
parent::_initialize();
$this->model = new \app\api\model\wdsxh\mall\Cart();
$this->wechat_id = (new UserWechat())->where('user_id',$this->auth->id)->value('id');
}
//加入购物车
//param:token goods_id
public function add()
{
if(!$this->request->isPost()) {
$this->error('请求类型错误');
}
$user_id = $this->auth->id;
$goods_id = $this->request->post('goods_id');
if (!$goods_id) {
$this->error('参数错误');
}
$number = $this->request->post('number');
if (!$number) {
$this->error('参数错误');
}
if (!filter_var($number, FILTER_VALIDATE_INT)) {
$this->error('数量格式不正确');
}
if ($number <= 0) {
$this->error('数量不能小于0');
}
//判断商品是否已下架
$goodsObj = (new Goods())->where('id',$goods_id)->field('status,name,image,price')->find();
if (!$goodsObj) {
$this->error('商品不存在');
}
if ($goodsObj['status'] == 'hidden') {
$this->error('商品已下架');
}
//判断用户是否已加入购物车
$cartWhere['wechat_id'] = array('eq',$this->wechat_id);
$cartWhere['goods_id'] = array('eq',$goods_id);
$cartObj = $this->model->where($cartWhere)->find();
if ($cartObj) {
$goods_num = $handle_data['goods_num'] = $cartObj['goods_num'] + $number;
} else {
$goods_num = $handle_data['goods_num'] = $number;
}
$handle_data['user_id'] = $user_id;
$handle_data['wechat_id'] = $this->wechat_id;
$handle_data['goods_id'] = $goods_id;
$handle_data['buy_now'] = 2;
$handle_data['goods_name'] = $goodsObj['name'];
$handle_data['goods_image'] = $goodsObj['image'];
$handle_data['goods_price'] = $goodsObj['price'];
try {
if (!$cartObj) {
$this->model->allowField(true)->save($handle_data);
} else {
$cartObj->save(['goods_num'=>$goods_num]);
}
} catch (ValidateException|PDOException|Exception $e) {
$this->error($e->getMessage());
}
$goods_id = $this->model->where('wechat_id',$this->wechat_id)
->group('goods_id')
->column('goods_id');
$number = count($goods_id);
$this->success('加入购物车成功',array('number'=>$number));
}
//购物车列表
//param:token
public function list()
{
if(!$this->request->isGet()) {
$this->error('请求类型错误');
}
$cartWhere['wechat_id'] = array('eq',$this->wechat_id);
$cartWhere['buy_now'] = array('eq','2');
$data = $this->model
->where($cartWhere)
->order('createtime desc,id desc')
->field('goods_id id,goods_num number,
goods_name,goods_image,goods_price')
->select();
$goodsModel = new Goods();
foreach ($data as &$v) {
$goodsObj = $goodsModel->where('id',$v['id'])
->where('status','normal')
->find();
if ($goodsObj) {
$v->goods_status = 1;
$v->name = $goodsObj['name'];
$v->image = $goodsObj['image'];
$v->price = $goodsObj['price'];
unset($goodsObj);
unset($v['goods_name']);
unset($v['goods_image']);
unset($v['goods_price']);
} else {
$v->goods_status = 2;
$v->name = $v['goods_name'];
$v->image = $v['goods_image'];
$v->price = $v['goods_price'];
unset($v['goods_name']);
unset($v['goods_image']);
unset($v['goods_price']);
}
}
$this->success('请求成功',$data);
}
//清除购物车
//param:token ids列表id
public function del()
{
if(!$this->request->isPost()) {
$this->error('请求类型错误');
}
$goods_id = $this->request->post('goods_id');
if (!$goods_id) {
$this->error('参数错误');
}
$goods_id_array = explode(',',$goods_id);
$delete_count = $this->model
->where('wechat_id',$this->wechat_id)
->where('goods_id', 'in', $goods_id_array)
->count();
if (count($goods_id_array) != $delete_count) {
$this->error('数量错误');
}
$count = 0;
try {
$count = $this->model
->where('wechat_id',$this->wechat_id)
->where('goods_id', 'in', $goods_id_array)
->delete();
} catch (ValidateException|PDOException|Exception $e) {
$this->error($e->getMessage());
}
if ($count) {
$this->success();
} else {
$this->error('删除失败');
}
}
/**
* Desc 更新商品数量
* Create on 2025/4/14 14:17
* Create by wangyafang
*/
public function update_goods_number()
{
if(!$this->request->isPost()) {
$this->error('请求类型错误');
}
$goods_id = $this->request->post('goods_id');
if (!$goods_id) {
$this->error('参数错误');
}
$number = $this->request->post('number');
if (!$number) {
$this->error('参数错误');
}
if (!filter_var($number, FILTER_VALIDATE_INT)) {
$this->error('数量格式不正确');
}
if ($number <= 0) {
$this->error('数量不能小于0');
}
$cartWhere['wechat_id'] = array('eq',$this->wechat_id);
$cartWhere['goods_id'] = array('eq',$goods_id);
$cartObj = $this->model->where($cartWhere)->find();
if (!$cartObj) {
$this->error('没有查到购物车数据');
}
$cartObj->goods_num = $number;
$cartObj->save();
$this->success('操作成功');
}
/**
* Desc 购物车商品数量
* Create on 2025/4/15 10:14
* Create by wangyafang
*/
public function cart_goods_number()
{
if(!$this->request->isGet()) {
$this->error('请求类型错误');
}
$goods_id = $this->model->where('wechat_id',$this->wechat_id)
->group('goods_id')
->column('goods_id');
$number = count($goods_id);
if (!$number) {
$number = 0;
}
$this->success('请求成功',array('number'=>$number));
}
}