module Bitstamp

# File lib/bitstamp.rb, line 50
def self.balance(currency_pair = "btcusd")
  self.sanity_check!
  path = currency_pair ? "/v2/balance/#{currency_pair}" : "/v2/balance"
  JSON.parse Bitstamp::Net.post(path).to_str
end

# File lib/bitstamp.rb, line 73
def self.bitcoin_deposit_address
  # returns the deposit address
  self.sanity_check!
  return Bitstamp::Net.post('/bitcoin_deposit_address').to_str
end

# File lib/bitstamp.rb, line 96
def self.configured?
  self.key && self.secret && self.client_id
end

# File lib/bitstamp.rb, line 56
def self.create_withdrawal(options = {})
  self.sanity_check!
  Bitstamp::Withdrawals.new.create(options)
end

# File lib/bitstamp.rb, line 88
def self.order_book(currency_pair = "btcusd")
  return JSON.parse Bitstamp::Net.get("/v2/order_book/#{currency_pair}").to_str
end

# File lib/bitstamp.rb, line 34
def self.orders
  self.sanity_check!

  @@orders ||= Bitstamp::Orders.new
end

# File lib/bitstamp.rb, line 100
def self.sanity_check!
  unless configured?
    raise MissingConfigExeception.new("Bitstamp Gem not properly configured")
  end
end

# File lib/bitstamp.rb, line 92
def self.setup
  yield self
end

# File lib/bitstamp.rb, line 84
def self.ticker(currency_pair = "btcusd")
  return Bitstamp::Ticker.from_api(currency_pair)
end

# File lib/bitstamp.rb, line 46
def self.transactions(currency_pair = "btcusd")
  return Bitstamp::Transactions.from_api(currency_pair)
end

# File lib/bitstamp.rb, line 79
def self.unconfirmed_user_deposits
  self.sanity_check!
  return JSON.parse Bitstamp::Net::post("/unconfirmed_btc").to_str
end

# File lib/bitstamp.rb, line 40
def self.user_transactions
  self.sanity_check!

  @@transactions ||= Bitstamp::UserTransactions.new
end

# File lib/bitstamp.rb, line 61
def self.withdraw_bitcoins(options = {})
  self.sanity_check!
  if options[:amount].nil? || options[:address].nil?
    raise MissingConfigExeception.new("Required parameters not supplied, :amount, :address")
  end
  response_body = Bitstamp::Net.post('/bitcoin_withdrawal',options).to_str
  if response_body != 'true'
    return JSON.parse response_body
  else
    return response_body
  end
end