class BinaryEdge::Client::Base

Constants

BASE_URL
CONVERT_TABLE
HOST
VERSION

Attributes

api_key[R]

Public Class Methods

new(api_key) click to toggle source
# File lib/binaryedge/clients/base.rb, line 16
def initialize(api_key)
  @api_key = api_key
end

Private Instance Methods

_get(path, params = {}, &block) click to toggle source
# File lib/binaryedge/clients/base.rb, line 79
def _get(path, params = {}, &block)
  request = build_request(type: "GET", path: path, params: params)
  make_request(request, &block)
end
_post(path, params = {}, &block) click to toggle source
# File lib/binaryedge/clients/base.rb, line 84
def _post(path, params = {}, &block)
  request = build_request(type: "POST", path: path, params: params)
  make_request(request, &block)
end
base_path() click to toggle source
# File lib/binaryedge/clients/base.rb, line 102
def base_path
  name = CONVERT_TABLE.fetch(klass)
  ["query", name].compact.join("/")
end
build_request(type: "GET", path:, params: {}) click to toggle source
# File lib/binaryedge/clients/base.rb, line 62
def build_request(type: "GET", path:, params: {})
  uri = url_for(path)
  uri.query = URI.encode_www_form(params) if type == "GET"

  request = case type
            when "GET"
              Net::HTTP::Get.new(uri, default_headers)
            when "POST"
              Net::HTTP::Post.new(uri, default_headers)
            else
              raise ArgumentError, "#{type} HTTP method is not supported"
            end

  request.body = JSON.generate(params) unless type == "GET"
  request
end
default_headers() click to toggle source
# File lib/binaryedge/clients/base.rb, line 40
def default_headers
  { "X-Key": api_key }
end
https_options() click to toggle source
# File lib/binaryedge/clients/base.rb, line 26
def https_options
  if proxy = ENV["HTTPS_PROXY"] || ENV["https_proxy"]
    uri = URI(proxy)
    {
      proxy_address: uri.hostname,
      proxy_port: uri.port,
      proxy_from_env: false,
      use_ssl: true
    }
  else
    { use_ssl: true }
  end
end
klass() click to toggle source
# File lib/binaryedge/clients/base.rb, line 98
def klass
  self.class.to_s.split("::").last.to_s.downcase.to_sym
end
make_request(req) { |json| ... } click to toggle source
# File lib/binaryedge/clients/base.rb, line 44
def make_request(req)
  Net::HTTP.start(HOST, 443, https_options) do |http|
    response = http.request(req)

    code = response.code.to_i
    body = response.body
    json = JSON.parse(body)

    case code
    when 200
      yield json
    else
      error = json.dig("message") || body
      raise Error, "Unsupported response code returned: #{code} - #{error}"
    end
  end
end
url_for(path) click to toggle source
# File lib/binaryedge/clients/base.rb, line 22
def url_for(path)
  URI(BASE_URL + path)
end