Class: Istox::BlockchainStatusHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/istox/consumers/blockchain_status_handler.rb

Class Method Summary collapse

Class Method Details

.chainhub_response_event(transaction) ⇒ Object

format of transaction 

type: 'CHAINHUB_RESPONSE_EVENT',
uuid:'123', //original request uuid sent from backend
success:true, //status of the whole request in true/false
message:'',  //In case of error, the message contain the error reason
txnCount:1,  //Number of blockchain transactions from the original request
txnHashes:[] //Hashes for all transactions that has been submitted and mined by the blockchain for verification purpose




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# File 'lib/istox/consumers/blockchain_status_handler.rb', line 16

def chainhub_response_event(transaction)
  receipt = ::Istox::BlockchainReceipt.where(txid: transaction.uuid).first
  if receipt.blank?
    log.info 'Transaction doesn\'t belong to this backend, skipping...'
    return
  end

  status = transaction.success ? 'confirmed' : 'failed'

  receipt.update!(status: status, message: transaction.message,
                  txhash: transaction.txn_hashes.present? ? transaction.txn_hashes.join(',') : nil)

  resource = begin
    cls = class_eval("::#{receipt.resource_name}", __FILE__, __LINE__)
    if cls.respond_to?('with_deleted')
      cls.with_deleted.find(receipt.resource_id)
    else
      cls.find(receipt.resource_id)
    end
             rescue NameError
               log.warn "Transaction bind to #{receipt.resource_name} with id #{receipt.resource_id} class not found, skipping..."
               return
  end

  return if resource_handled?(receipt)

  if status == 'confirmed'
    resource.handle_confirm(receipt)

    mark_resource_handled(receipt)
    publish_to_frontend(resource, true, receipt, receipt.sid)

  elsif status == 'failed'
    resource.handle_fail(receipt)

    mark_resource_handled(receipt)
    publish_to_frontend(resource, false, receipt, receipt.sid)
  end
end