remove corrupted recs and schedule task

app/models/token_collection.rb

@@ -89,6 +89,21 @@ def self.update_cell
       tc.update_info
     end
   end
+
+  # removed the wrong token collections
+  def self.remove_corrupted
+    where(standard: 'nrc721').where(type_script_id: nil).or(where(creator_id: nil)).find_each do |tc|
+      tc.update_info rescue nil
+
+      if tc.cell.blank?
+        tc.destroy
+      end
+
+      unless CkbUtils.is_nrc_721_factory_cell?(tc.cell.data)
+        tc.destroy
+      end
+    end
+  end
 end
 
 # == Schema Information

app/workers/clean_up_worker.rb

@@ -0,0 +1,8 @@
+# refresh materialized views periodically
+class AverageBlockTimeGenerator
+  include Sidekiq::Worker
+
+  def perform
+    TokenCollection.remove_corrupted
+  end
+end

config/schedule.yml

@@ -37,3 +37,7 @@ cal_address_unclaimed_compensation:
 update_pool_txs_status:
   cron: "*/5 * * * *"
   class: "PoolTransactionCheckWorker"
+
+clean_up_worker:
+  cron: "0 * * * *"
+  class: 'CleanUpWorker'