Initial commit

lib/peatio/airdrop.rb

@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+module Peatio
+  class Airdrop
+    def process(src_user, params)
+      Transfer.transaction do
+        CSV.parse(params[:file][:tempfile], headers: true, quote_empty: false).each do |row|
+          row = row.to_h.compact.symbolize_keys!
+          currency = Currency.find(row[:currency_id])
+          amount = row[:amount]
+          credited_user = Member.find_by_uid(row[:uid])
+          next if credited_user.blank?
+
+          code = currency.coin? ? 202 : 201
+          liabilities = [
+            Operations::Liability.new(
+              code: code,
+              currency: currency,
+              debit: amount,
+              member_id: src_user.id
+            ),
+            Operations::Liability.new(
+              code: code,
+              currency: currency,
+              credit: amount,
+              member_id: credited_user.id
+            )
+          ]
+
+          Transfer.create!(
+            key: "#{credited_user.uid}_#{currency.id}_#{Time.now.to_i}",
+            category: 'airdrop',
+            description: "Transfer from #{src_user.uid} to #{credited_user.uid} currency_id: #{currency.id}, amount: #{amount}",
+            liabilities: liabilities
+          )
+        end
+      end
+    rescue StandardError => e
+      Rails.logger.error { e.message }
+    end
+  end
+end