add shipping rules

app/Repositories/Core/Stat.php

@@ -7,6 +7,7 @@ use Carbon\Carbon;
 class Stat
 {
     public static $is_debug = false;
+
     public static $force_output = true;
 
     public static function getNewByPeriod($model, $start, $end)
@@ -45,6 +46,7 @@ class Stat
             $var_option = $var;
         }
         $options = self::getOption($var_option);
+
         return self::getStatsbyMultiOptions($var, $options);
     }
 
@@ -53,6 +55,7 @@ class Stat
         $count = self::getModel()
             ->whereBetween($var, $begin, $end)
             ->count();
+
         return $count;
     }
 
@@ -64,10 +67,9 @@ class Stat
             ->groupBy($var)
             ->get();
         // var_Debug::message($data);
-        return ($data);
+        return $data;
     }
 
-
     public static function getStatsbyOptions($var, $var_option = '')
     {
         if (empty($var_option)) {
@@ -81,7 +83,7 @@ class Stat
             $data[] = ['y' => $y, 'name' => $value];
         }
         // var_Debug::message($data);
-        return ($data);
+        return $data;
     }
 
     public static function getCountbyOption($var)
@@ -98,7 +100,8 @@ class Stat
                 $data[$key] = (int) $data[$key]->nb;
             }
         }
-        return ($data);
+
+        return $data;
     }
 
     public static function getStatsbyMultiOptions($var, $options)
@@ -107,7 +110,8 @@ class Stat
             $nb = self::getCountbyBin($var, $key);
             $data[] = ['y' => $nb, 'name' => $value];
         }
-        return ($data);
+
+        return $data;
     }
 
     public static function getCountbyBin($var, $value)
@@ -116,27 +120,28 @@ class Stat
         $count = self::getModel()
             ->where($var, '&', $bit)
             ->count();
+
         return $count;
     }
 
-
     public static function getStatsbyPeriod($begin = '', $end = '', $period = 'days')
     {
         $end = Carbon::now();
         $begin = Carbon::now()->subMonth(1);
         switch ($period) {
-        case 'days':
-            $periods = DateRange::getPeriodsbyDay($begin, $end);
-            break;
-        case 'months':
-            $periods = DateRange::getPeriodsbyMonth($begin, $end);
-            break;
-        case 'weeks':
-            $periods = DateRange::getPeriodsbyWeek($begin, $end);
-            break;
-        default:
+            case 'days':
+                $periods = DateRange::getPeriodsbyDay($begin, $end);
+                break;
+            case 'months':
+                $periods = DateRange::getPeriodsbyMonth($begin, $end);
+                break;
+            case 'weeks':
+                $periods = DateRange::getPeriodsbyWeek($begin, $end);
+                break;
+            default:
         }
-        return ($periods);
+
+        return $periods;
     }
 
     public static function serializeValues($tab)
@@ -154,7 +159,7 @@ class Stat
             $tab = $collection->pluck($var)->toArray();
         }
 
-        return implode(",", $tab);
+        return implode(',', $tab);
     }
 
     public static function avgByVar($tab, $var)