No need for deleted_at in notifications table

migrations/2018_01_18_133000_change_notifications_columns.php

@@ -9,6 +9,7 @@
  * file that was distributed with this source code.
  */
 
+use Carbon\Carbon;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Database\Schema\Builder;
 
@@ -19,21 +20,15 @@ return [
 
             $table->renameColumn('time', 'created_at');
 
-            $table->timestamp('read_at')->nullable();
-            $table->timestamp('deleted_at')->nullable();
+            $table->dateTime('read_at')->nullable();
         });
 
         $schema->getConnection()->table('notifications')
             ->where('is_read', 1)
-            ->update(['read_at' => time()]);
-
-        $schema->getConnection()->table('notifications')
-            ->where('is_deleted', 1)
-            ->update(['deleted_at' => time()]);
+            ->update(['read_at' => Carbon::now()]);
 
         $schema->table('notifications', function (Blueprint $table) {
             $table->dropColumn('is_read');
-            $table->dropColumn('is_deleted');
         });
     },
 
@@ -45,20 +40,14 @@ return [
             $table->renameColumn('created_at', 'time');
 
             $table->boolean('is_read');
-            $table->boolean('is_deleted');
         });
 
         $schema->getConnection()->table('notifications')
             ->whereNotNull('read_at')
             ->update(['is_read' => 1]);
 
-        $schema->getConnection()->table('notifications')
-            ->whereNotNull('deleted_at')
-            ->update(['is_deleted' => 1]);
-
         $schema->table('notifications', function (Blueprint $table) {
             $table->dropColumn('read_at');
-            $table->dropColumn('deleted_at');
         });
     }
 ];