migrate script

lib/tasks/universal_table_tasks.rake

@@ -174,4 +174,31 @@ namespace :universal_table_tasks do
 		File.delete(file_path) if File.exist?(file_path)
     puts "Import finished. Total entries in table: #{table.table_entries.count}"
   end
+
+  desc "Migrate old tags to new tags"
+  task :migrate_tags => :environment do
+    module_app = ModuleApp.find_by_key("universal_table")
+    dataset = {}
+    TableTag.all.each do |tt|
+      next if tt.title.blank? # Skip if tag name is blank
+      puts "Processing tag: #{tt.title}"
+      module_app.reload
+      hashtag = module_app.hashtags.where(name: tt.title).first_or_initialize
+      hashtag.module_app_ids << module_app.id.to_s unless hashtag.module_app_ids.include?(module_app.id.to_s)
+      puts "New record #{hashtag.new_record?}"
+      hashtag.save if hashtag.new_record?
+      puts "Hashtag ID: #{hashtag.id} - #{hashtag.name}"
+      tt.table_entries.each do |te|
+        unless te.hashtags.include?(hashtag)
+          dataset[te] ||= []
+          dataset[te] << hashtag.id
+        end
+      end
+    end
+    dataset.each do |te, tag_ids|
+      puts "Updating TableEntry #{te.id} with tags: #{tag_ids.join(', ')}"
+      te.hashtags= tag_ids
+      te.save
+    end
+  end
 end