feat: add liquidity to daily statistic

shaojunda · May 28, 2020 · 493a50c · 493a50c
1 parent c253aea
commit 493a50c
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Showing 2 changed files with 15 additions and 2 deletions.
diff --git a/app/models/daily_statistic.rb b/app/models/daily_statistic.rb
@@ -2,12 +2,17 @@ class DailyStatistic < ApplicationRecord
   VALID_INDICATORS = %w(
     transactions_count addresses_count total_dao_deposit live_cells_count dead_cells_count avg_hash_rate avg_difficulty uncle_rate
     total_depositors_count address_balance_distribution total_tx_fee occupied_capacity daily_dao_deposit daily_dao_depositors_count
-    circulation_ratio daily_dao_withdraw nodes_count circulating_supply burnt locked_capacity treasury_amount mining_reward deposit_compensation
+    circulation_ratio daily_dao_withdraw nodes_count circulating_supply burnt locked_capacity treasury_amount mining_reward
+    deposit_compensation liquidity
   ).freeze
 
   def burnt
     treasury_amount.to_i + MarketData::BURN_QUOTA
   end
+
+  def liquidity
+    circulating_supply - total_dao_deposit.to_d
+  end
 end
 
 # == Schema Information

diff --git a/app/serializers/daily_statistic_serializer.rb b/app/serializers/daily_statistic_serializer.rb
@@ -93,7 +93,9 @@ class DailyStatisticSerializer
 
   attribute :burnt, if: Proc.new { |_record, params|
     params && params[:indicator].include?("burnt")
-  }
+  } do |object|
+    object.burnt.to_s
+  end
 
   attribute :locked_capacity, if: Proc.new { |_record, params|
     params && params[:indicator].include?("locked_capacity")
@@ -112,4 +114,10 @@ class DailyStatisticSerializer
   attribute :deposit_compensation, if: Proc.new { |_record, params|
     params && params[:indicator].include?("deposit_compensation")
   }
+
+  attribute :liquidity, if: Proc.new { |_record, params|
+    params && params[:indicator].include?("liquidity")
+  } do |object|
+    object.liquidity.to_s
+  end
 end