Class: CoinSync::Importers::EtherDelta

Inherits:
Base
  • Object
show all
Defined in:
lib/coinsync/importers/etherdelta.rb

Overview

Look up your transactions using DeltaBalances at deltabalances.github.io/history.html, specifying the time range you need, and then download the “Default” CSV in the top-right section

Defined Under Namespace

Classes: HistoryEntry

Constant Summary collapse

ETH = 
CryptoCurrency.new('ETH')

Instance Method Summary collapse

Methods inherited from Base

#can_build?, #initialize, register_commands, register_importer, registered_commands

Constructor Details

This class inherits a constructor from CoinSync::Importers::Base

Instance Method Details

#read_transaction_list(source) ⇒ Object 



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# File 'lib/coinsync/importers/etherdelta.rb', line 48

def read_transaction_list(source)
  csv = CSV.new(source, col_sep: ',')

  transactions = []

  csv.each do |line|
    next if line[0] == 'Type'

    entry = HistoryEntry.new(line)

    next if entry.amount.round(8) == 0 || entry.total.round(8) == 0

    if entry.trade == 'Buy'
      if entry.fee_token != ETH
        raise "EtherDelta importer: Unexpected fee currency: #{entry.fee_token.code}"
      end

      transactions << Transaction.new(
        exchange: 'EtherDelta',
        time: entry.date,
        bought_amount: entry.amount,
        bought_currency: entry.token,
        sold_amount: entry.total + entry.fee,
        sold_currency: ETH
      )
    else
      if entry.fee_token != entry.token
        raise "EtherDelta importer: Unexpected fee currency: #{entry.fee_token.code}"
      end

      transactions << Transaction.new(
        exchange: 'EtherDelta',
        time: entry.date,
        bought_amount: entry.total,
        bought_currency: ETH,
        sold_amount: entry.amount + entry.fee,
        sold_currency: entry.token
      )
    end
  end

  transactions.sort_by(&:time)
end