From 9abe9b71b6d4f5858d26f673a4846a56c3be0c98 Mon Sep 17 00:00:00 2001
From: bohung <bohung@rulingcom.com>
Date: Sat, 31 Oct 2020 10:17:24 +0800
Subject: [PATCH] Automatically add sort order.

---
 app/models/album.rb | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/app/models/album.rb b/app/models/album.rb
index 325b4a6..66486b4 100644
--- a/app/models/album.rb
+++ b/app/models/album.rb
@@ -20,6 +20,16 @@ class Album
   has_many :album_colors, :autosave => true, :dependent => :destroy
   accepts_nested_attributes_for :album_images, :allow_destroy => true
   accepts_nested_attributes_for :album_colors, :allow_destroy => true
+  before_save do |record|
+    if record.order.nil? || record.order == -1
+      topest_order = Album.all.pluck(:order).sort{|a,b| a.to_i<=>b.to_i}.first
+      if topest_order.nil? || topest_order == 0
+        record.order = -2
+      else
+        record.order = topest_order - 1
+      end
+    end
+  end
   def self.find_by_param(input)
     self.find_by(uid: input)
   end