区块链确权相关

app/services/blockchain/transfer_service.rb

@@ -0,0 +1,36 @@
+class Blockchain::TransferService < ApplicationService
+
+  attr_reader :params
+
+  def initialize(params)
+    @params  = params
+  end
+
+  def call
+    ActiveRecord::Base.transaction do
+      transfer_amount = params['transfer_amount']
+      if (Float(transfer_amount) rescue false) == false or transfer_amount.to_i < 0 or Float(transfer_amount) != transfer_amount.to_i
+        raise Error, "请输入正确的转账金额"
+      end
+      transfer_amount = params['transfer_amount'].to_i
+      transfer_login = params['transfer_login']
+      payer = params['payer_id'].to_s
+      payee = User.find_by(login: transfer_login)
+      if payee.nil?
+        raise Error, "未找到接收转账的用户"
+      else
+        payee = payee.id.to_s
+        token_name = params['project_id'].to_s
+        # 调用token转移函数
+        transfer_balance_on_blockchain(payer, payee, token_name, transfer_amount)
+      end
+    end
+  end
+
+  private
+
+  def no_use
+    puts "this function does not have any usage"
+  end
+
+end