Class: Meeseeker::SteemEngine::FollowerJob

Inherits:
Object
  • Object
show all
Defined in:
lib/meeseeker/steem_engine/follower_job.rb

Instance Method Summary collapse

Instance Method Details

#perform(options = {}) ⇒ Object



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# File 'lib/meeseeker/steem_engine/follower_job.rb', line 5

def perform(options = {})
  redis = Meeseeker.redis
  last_key_prefix = nil
  trx_index = 0
  current_block_num = nil
  block_transactions = []
  
  stream_transactions(options) do |data, block|
    transaction = data[:transaction]
    virtual = !!data[:virtual]
    
    begin
      trx_id = transaction['transactionId'].to_s.split('-').first
      block_num = block['blockNumber']
      current_key_prefix = "steem_engine:#{block_num}:#{trx_id}"
      contract = transaction['contract']
      action = transaction['action']

      if current_key_prefix == last_key_prefix
        trx_index += 1
      else
        if !!last_key_prefix
          _, b, t = last_key_prefix.split(':')
          transaction_payload = {
            block_num: b.to_i,
            transaction_id: t,
            transaction_num: block_transactions.size
          }
          
          block_transactions << trx_id
          
          trx_pub_key = if !!virtual
            'steem_engine:virtual_transaction'
          else
            'steem_engine:transaction'
          end
          
          redis.publish(trx_pub_key, transaction_payload.to_json)
        end
        
        last_key_prefix = "steem_engine:#{block_num}:#{trx_id}"
        trx_index = 0
      end
      
      key = "#{current_key_prefix}:#{trx_index}:#{contract}:#{action}"
      puts key
    end

    redis.set(key, transaction.to_json)
    redis.expire(key, Meeseeker.expire_keys) unless Meeseeker.expire_keys == -1
    
    if current_block_num != block_num
      block_transactions = []
      block_payload = {
        block_num: block_num
      }
      
      redis.set(Meeseeker::LAST_STEEM_ENGINE_BLOCK_NUM_KEY, block_num)
      redis.publish('steem_engine:block', block_payload.to_json)
      current_block_num = block_num
    end
    
    redis.publish("steem_engine:#{contract}", {key: key}.to_json)
    redis.publish("steem_engine:#{contract}:#{action}", {key: key}.to_json)
  end
end