fix bug

apps/home/Tpl/default/Home/order_w3g.html

@@ -216,13 +216,6 @@
             },
             onPay: function (item) {
                 var uid = '{$uid}';
-                ui.confirm('请先登录', {
-                    yes: function () {
-                        window.location.href = "{:U('basic/Passport/login')}";
-                    }
-                });
-                return false;
-
                 if(MID<=0){
                     ui.confirm('请先登录', {
                         yes: function () {
@@ -231,6 +224,12 @@
                     });
                     return false;
                 }
+
+                if(item['money'] <= 0){
+                    ui.error('此课程不需要您购买');
+                    return false;
+                }
+
                 let url = "/pay/exams_"+item['order']+".html";
                 console.log(item, url, "{$check_type}");
             }