Initial commit

db/migrate/20180417085823_migrate_deposit_channels_to_currency.rb

@@ -0,0 +1,15 @@
+# encoding: UTF-8
+# frozen_string_literal: true
+
+class MigrateDepositChannelsToCurrency < ActiveRecord::Migration[4.2]
+  def change
+    if defined?(Currency) && File.file?('config/deposit_channels.old.yml')
+      (YAML.load_file('config/deposit_channels.old.yml') || []).each do |channel|
+        next unless channel.key?('min_confirm')
+        Currency.find(channel.fetch('currency')).tap do |ccy|
+          ccy.update_columns(options: ccy.options.reverse_merge(deposit_confirmations: channel['min_confirm']))
+        end
+      end
+    end
+  end
+end