Module: StarkBank::Utils::Request

Defined in:
lib/utils/request.rb

Defined Under Namespace

Classes: Response

Class Method Summary collapse

Class Method Details

.fetch(method:, path:, payload: nil, query: nil, user: nil) ⇒ Object

Raises:



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# File 'lib/utils/request.rb', line 25

def self.fetch(method:, path:, payload: nil, query: nil, user: nil)
  user = Checks.check_user(user)
  language = Checks.check_language

  base_url = {
    Environment::PRODUCTION => 'https://api.starkbank.com/',
    Environment::SANDBOX => 'https://sandbox.api.starkbank.com/'
  }[user.environment] + 'v2'

  url = "#{base_url}/#{path}#{StarkBank::Utils::URL.urlencode(query)}"
  uri = URI(url)

  access_time = Time.now.to_i
  body = payload.nil? ? '' : payload.to_json
  message = "#{user.access_id}:#{access_time}:#{body}"
  signature = EllipticCurve::Ecdsa.sign(message, user.private_key).toBase64

  case method
  when 'GET'
    req = Net::HTTP::Get.new(uri)
  when 'DELETE'
    req = Net::HTTP::Delete.new(uri)
  when 'POST'
    req = Net::HTTP::Post.new(uri)
    req.body = body
  when 'PATCH'
    req = Net::HTTP::Patch.new(uri)
    req.body = body
  when 'PUT'
    req = Net::HTTP::Put.new(uri)
    req.body = body
  else
    raise(ArgumentError, 'unknown HTTP method ' + method)
  end

  req['Access-Id'] = user.access_id
  req['Access-Time'] = access_time
  req['Access-Signature'] = signature
  req['Content-Type'] = 'application/json'
  req['User-Agent'] = "Ruby-#{RUBY_VERSION}-SDK-2.6.0"
  req['Accept-Language'] = language

  request = Net::HTTP.start(uri.hostname, use_ssl: true) { |http| http.request(req) }

  response = Response.new(Integer(request.code, 10), request.body)

  raise(StarkBank::Error::InternalServerError) if response.status == 500
  raise(StarkBank::Error::InputErrors, response.json['errors']) if response.status == 400
  raise(StarkBank::Error::UnknownError, response.content) unless response.status == 200

  response
end