限购一次，新旧会员限购

application/api/controller/Lesson.php

@@ -609,14 +609,38 @@ class Lesson extends Api
         }
     }
 
-    //售课套餐列表
+    //从预约过来的 售课套餐列表
     public function package_list(){
         $lesson_id = input('lesson_id',0);
 
+        $where2 = [];
+        //排除限购一次的
+        $map = [
+            'o.user_id'      => $this->auth->id,
+            'o.order_status' => 1,
+            'o.is_gift'      => 0,
+            'p.buytimes'     => 1,
+        ];
+        $check_first = Db::name('package_order')->alias('o')
+            ->join('lesson_package p','o.package_id = p.id','LEFT')
+            ->where($map)->column('o.package_id');
+        if(!empty($check_first)){
+            $where2['id'] = ['NOTIN',$check_first];
+        }
+
+        //排除新旧会员群体
+        if($this->auth->oldstatus == 0){ //新会员
+            $where2['newuser'] = 1;
+        }
+        if($this->auth->oldstatus == 1){ //旧会员
+            $where2['olduser'] = 1;
+        }
+
         //套餐列表
         $list = Db::name('lesson_package')
             ->where('find_in_set(:lesson_ids,lesson_ids)', ['lesson_ids' => $lesson_id])
             ->where('is_show',1)
+            ->where($where2)
             ->order('weigh desc')->select();
         $list = list_domain_image($list,['image']);
         $list = $this->list_lang($list,['name','validity','activeremark']);
@@ -645,6 +669,20 @@ class Lesson extends Api
 
         $package_info = Db::name('lesson_package')->where('id',$package_id)->find();
 
+        //如果限购，则报错
+        if($package_info['buytimes'] == 1){
+            $map = [
+                'user_id'      => $this->auth->id,
+                'order_status' => 1,
+                'is_gift'      => 0,
+                'package_id'   => $package_id,
+            ];
+            $check_first = Db::name('package_order')->where($map)->find();
+            if(!empty($check_first)){
+                $this->error('该配套限购一次，您已经买过了');
+            }
+        }
+
         //套餐订单
         $data = [
             'order_no'    => createUniqueNo('P',$this->auth->id),