测试

@@ -26,6 +26,21 @@ class CartController extends HomeBaseController
         }
     }
 
+    //直接购买
+    public function purchase() {
+        $cart = new CartModel;
+        $request = request();
+        if ($request->isAjax()) {
+            $gid = $request->param('gid');
+            $num = $request->param('num');
+            $cart_id = $cart->addToCart(session('user.id'), $gid, $num, 1);
+            if ($cart_id) {
+                session('cart.id', $cart_id);
+                $this->success('', url('cart/zj_cart/cart'), true);
+            }
+        }
+    }
+
     public function editCart()
     {
         $request = request();

@@ -13,7 +13,7 @@ use think\Db;
 class CartModel extends Model
 {
 
-    public function addToCart($uid, $gid, $num)
+    public function addToCart($uid, $gid, $num, $is_purchase = null)
     {
         if ($this->checkIsExist($uid, $gid)) {
             $cart = [
@@ -22,7 +22,7 @@ class CartModel extends Model
                 'num' => $num
             ];
             if (Db::name('zj_cart')->insert($cart)) {
-                return true;
+                return Db::name('zj_cart')->getLastInsID();
             } else {
                 return false;
             }
@@ -31,6 +31,9 @@ class CartModel extends Model
                 'uid' => $uid,
                 'gid' => $gid
             ];
+            if($is_purchase) {
+                $num = 1;
+            }
             if (Db::name('zj_cart')->where($map)->setInc('num', $num)) {
                 return true;
             } else {

@@ -142,7 +142,21 @@
     })
     //立即购买
     $(".buynow").click(function(){
-        window.location.href='order.html'
+        $.ajax({
+            url:"{:url('cart/Cart/purchase')}",
+            data:{
+                gid:'{$id}',
+                num:1
+            },
+            type:"POST",
+            dataType:"JSON",
+
+            success: function (data) {
+                if(data.data === true) {
+                    window.location.href=data.url;
+                }
+            }
+        })
     })
     //加入购物车
     $(".addcart").click(function(){