class Faker::Blockchain::Aeternity

def address
  "ak_#{rand_strings}"
end

def contract
  "ct_#{rand_strings}"
end

def oracle
  "ok_#{rand_strings(51)}"
end

def rand_strings(length = 50)
  hex_alphabet = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
  var = +''
  length.times { var << sample(shuffle(hex_alphabet.chars)) }
  var
end

def transaction
  "th_#{rand_strings(51)}"
end