feat: add visible to address

app/models/address.rb

@@ -7,6 +7,8 @@ class Address < ApplicationRecord
   has_many :ckb_transactions, through: :account_books
   validates :balance, :cell_consumed, :ckb_transactions_count, :interest, :dao_deposit, numericality: { greater_than_or_equal_to: 0 }, allow_nil: true
 
+  scope :visible, -> { where(visible: true) }
+
   after_commit :flush_cache
 
   def lock_script
@@ -65,6 +67,7 @@ def flush_cache
 #  dao_deposit                 :decimal(30, )    default(0)
 #  interest                    :decimal(30, )    default(0)
 #  block_timestamp             :decimal(30, )
+#  visible                     :boolean          default(TRUE)
 #
 # Indexes
 #

app/models/statistic_info.rb

@@ -45,7 +45,7 @@ def miner_ranking
 
   def address_balance_ranking
     Rails.cache.realize("address_balance_ranking", expires_in: 4.hours) do
-      addresses = Address.order(balance: :desc).limit(50)
+      addresses = Address.visible.order(balance: :desc).limit(50)
       addresses.each.with_index(1).map do |address, index|
         { ranking: index.to_s, address: address.address_hash, balance: address.balance.to_s }
       end

db/migrate/20191213030520_add_visible_to_address.rb

@@ -0,0 +1,5 @@
+class AddVisibleToAddress < ActiveRecord::Migration[6.0]
+  def change
+    add_column :addresses, :visible, :boolean, default: true
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2019_12_09_054145) do
+ActiveRecord::Schema.define(version: 2019_12_13_030520) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -36,6 +36,7 @@
     t.decimal "dao_deposit", precision: 30, default: "0"
     t.decimal "interest", precision: 30, default: "0"
     t.decimal "block_timestamp", precision: 30
+    t.boolean "visible", default: true
     t.index ["address_hash"], name: "index_addresses_on_address_hash"
     t.index ["lock_hash"], name: "index_addresses_on_lock_hash", unique: true
   end