创建一个购物车的控制器
控制器层
namespace app\api\controller;
use app\common\lib\Show;
use think\facade\cache;
use app\common\business\Cart as CartBis;
class Cart extends AuthBase {
public function add() {
if(!$this->request->isPost()) {
return Show::error();
}
$id = input("param.id", 0, "intval");
$num = input("param.num", 0, "intval");
if(!$id || !$num) {
return Show::error("参数不合法");
}
$data = [
]
cache::hSet("mall_cart_".$this->userId, $id, $num);
$res = (new CartBis())->insertRedis($this->userId, $id, $num);
if($res === FALSE) {
return Show::error();
}
return Show::success();
}
public function lists() {
$ids = input("param.id", "", "trim");
$res = (new CartBis())->lists($this->userId, $ids);
if($res === FALSE) {
return Show::error();
}
return Show::success($res);
}
public function delete() {
if(!$this->request->isPost()) {
return Show::error();
}
$id = input("param.id", 0, "intval");
if(!$id) {
return Show::error("参数不合法");
}
$res = (new CartBis())->deleteRedis($this->userId, $id);
if($res === FALSE) {
return Show::error();
}
return Show::success($res);
}
public function update() {
if(!$this->request->isPost()) {
return Show::error();
}
$id = input("param.id", 0, "intval");
$num = input("param.num", 0, "intval");
if(!$id || !$num) {
return Show::error("参数不合法");
}
try {
$res = (new CartBis())->updateRedis($this->userId, $id, $num);
}catch (\think\Exception $e) {
return Show::error($e->getMessage());
}
if($res === FALSE) {
return Show::error();
}
return Show::success($res);
}
}
完成添加逻辑后,将信息添加到redis中

逻辑层