Class: ShellEv::Configuration

Inherits:
CoreLibrary::HttpClientConfiguration
  • Object
show all
Defined in:
lib/shell_ev/configuration.rb

Overview

All configuration including auth info and base URI for the API access are configured in this class.

Constant Summary collapse

ENVIRONMENTS =

All the environments the SDK can run in.

{
  Environment::PRODUCTION => {
    Server::DEFAULT => 'https://api.shell.com/ev'
  },
  Environment::ENVIRONMENT2 => {
    Server::DEFAULT => 'https://api.shell.com/v2/oauth'
  },
  Environment::ENVIRONMENT3 => {
    Server::DEFAULT => 'https://api-test.shell.com/ev'
  },
  Environment::ENVIRONMENT4 => {
    Server::DEFAULT => 'https://api-test.shell.com/v2/oauth'
  }
}.freeze

Class Attribute Summary collapse

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(connection: nil, adapter: :net_http_persistent, timeout: 60, max_retries: 0, retry_interval: 1, backoff_factor: 2, retry_statuses: [408, 413, 429, 500, 502, 503, 504, 521, 522, 524], retry_methods: %i[get put],, http_callback: nil, proxy_settings: nil, environment: Environment::PRODUCTION, o_auth_client_id: nil, o_auth_client_secret: nil, o_auth_token: nil, client_credentials_auth_credentials: nil) ⇒ Configuration

Returns a new instance of Configuration.



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# File 'lib/shell_ev/configuration.rb', line 74

def initialize(
  connection: nil, adapter: :net_http_persistent, timeout: 60,
  max_retries: 0, retry_interval: 1, backoff_factor: 2,
  retry_statuses: [408, 413, 429, 500, 502, 503, 504, 521, 522, 524],
  retry_methods: %i[get put], http_callback: nil, proxy_settings: nil,
  environment: Environment::PRODUCTION, o_auth_client_id: nil,
  o_auth_client_secret: nil, o_auth_token: nil,
  client_credentials_auth_credentials: nil
)
  super connection: connection, adapter: adapter, timeout: timeout,
        max_retries: max_retries, retry_interval: retry_interval,
        backoff_factor: backoff_factor, retry_statuses: retry_statuses,
        retry_methods: retry_methods, http_callback: http_callback,
        proxy_settings: proxy_settings

  # Current API environment
  @environment = String(environment)

  # OAuth 2 Client ID
  @o_auth_client_id = o_auth_client_id

  # OAuth 2 Client Secret
  @o_auth_client_secret = o_auth_client_secret

  # Object for storing information about the OAuth token
  @o_auth_token = if o_auth_token.is_a? OAuthToken
                    OAuthToken.from_hash o_auth_token.to_hash
                  else
                    o_auth_token
                  end

  # Initializing OAuth 2 Client Credentials Grant credentials with the provided auth parameters
  @client_credentials_auth_credentials = create_auth_credentials_object(
    o_auth_client_id, o_auth_client_secret, o_auth_token,
    client_credentials_auth_credentials
  )

  # The Http Client to use for making requests.
  set_http_client CoreLibrary::FaradayClient.new(self)
end

Class Attribute Details

.environments ⇒ Object (readonly)

Returns the value of attribute environments.



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# File 'lib/shell_ev/configuration.rb', line 71

def environments
  @environments
end

Instance Attribute Details

#client_credentials_auth_credentials ⇒ Object (readonly)

The attribute readers for properties.



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# File 'lib/shell_ev/configuration.rb', line 68

def client_credentials_auth_credentials
  @client_credentials_auth_credentials
end

#environment ⇒ Object (readonly)

The attribute readers for properties.



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# File 'lib/shell_ev/configuration.rb', line 68

def environment
  @environment
end

Class Method Details

.build_default_config_from_env ⇒ Object

Builds a Configuration instance using environment variables.



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# File 'lib/shell_ev/configuration.rb', line 197

def self.build_default_config_from_env
  # === Core environment ===
  environment = Environment.from_value(ENV.fetch('ENVIRONMENT', 'production'))
  timeout = (ENV['TIMEOUT'] || 60).to_f
  max_retries = (ENV['MAX_RETRIES'] || 0).to_i
  retry_interval = (ENV['RETRY_INTERVAL'] || 1).to_f
  backoff_factor = (ENV['BACKOFF_FACTOR'] || 2).to_f
  retry_statuses = ENV.fetch('RETRY_STATUSES',
                             '[408, 413, 429, 500, 502, 503, 504, 521, 522, 524]').gsub(/[\[\]]/, '')
                                      .split(',')
                                      .map(&:strip)
                                      .map do |item|
                                        item.match?(/\A\d+\z/) ? item.to_i : item.downcase
                                      end
  retry_methods = ENV.fetch('RETRY_METHODS', '%i[get put]').gsub(/[\[\]]/, '')
                                      .split(',')
                                      .map(&:strip)
                                      .map do |item|
                                        item.match?(/\A\d+\z/) ? item.to_i : item.downcase
                                      end

  # === Authentication credentials ===
  client_credentials_auth_credentials = ClientCredentialsAuthCredentials.from_env

  # === Proxy settings ===
  proxy_settings = ProxySettings.from_env

  Configuration.new(
    environment: environment,
    timeout: timeout,
    max_retries: max_retries,
    retry_interval: retry_interval,
    backoff_factor: backoff_factor,
    retry_statuses: retry_statuses,
    retry_methods: retry_methods,
    client_credentials_auth_credentials: client_credentials_auth_credentials,
    proxy_settings: proxy_settings
  )
end

Instance Method Details

#clone_with(connection: nil, adapter: nil, timeout: nil, max_retries: nil, retry_interval: nil, backoff_factor: nil, retry_statuses: nil, retry_methods: nil, http_callback: nil, proxy_settings: nil, environment: nil, o_auth_client_id: nil, o_auth_client_secret: nil, o_auth_token: nil, client_credentials_auth_credentials: nil) ⇒ Object 



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# File 'lib/shell_ev/configuration.rb', line 115

def clone_with(connection: nil, adapter: nil, timeout: nil,
               max_retries: nil, retry_interval: nil, backoff_factor: nil,
               retry_statuses: nil, retry_methods: nil, http_callback: nil,
               proxy_settings: nil, environment: nil, o_auth_client_id: nil,
               o_auth_client_secret: nil, o_auth_token: nil,
               client_credentials_auth_credentials: nil)
  connection ||= self.connection
  adapter ||= self.adapter
  timeout ||= self.timeout
  max_retries ||= self.max_retries
  retry_interval ||= self.retry_interval
  backoff_factor ||= self.backoff_factor
  retry_statuses ||= self.retry_statuses
  retry_methods ||= self.retry_methods
  http_callback ||= self.http_callback
  proxy_settings ||= self.proxy_settings
  environment ||= self.environment
  client_credentials_auth_credentials = create_auth_credentials_object(
    o_auth_client_id, o_auth_client_secret, o_auth_token,
    client_credentials_auth_credentials || self.client_credentials_auth_credentials
  )

  Configuration.new(
    connection: connection, adapter: adapter, timeout: timeout,
    max_retries: max_retries, retry_interval: retry_interval,
    backoff_factor: backoff_factor, retry_statuses: retry_statuses,
    retry_methods: retry_methods, http_callback: http_callback,
    proxy_settings: proxy_settings, environment: environment,
    client_credentials_auth_credentials: client_credentials_auth_credentials
  )
end

#create_auth_credentials_object(o_auth_client_id, o_auth_client_secret, o_auth_token, client_credentials_auth_credentials) ⇒ Object 



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# File 'lib/shell_ev/configuration.rb', line 147

def create_auth_credentials_object(o_auth_client_id, o_auth_client_secret,
                                   o_auth_token,
                                   client_credentials_auth_credentials)
  return client_credentials_auth_credentials if o_auth_client_id.nil? &&
                                                o_auth_client_secret.nil? &&
                                                o_auth_token.nil?

  warn('The \'o_auth_client_id\', \'o_auth_client_secret\', \'o_auth_token'\
       '\' params are deprecated. Use \'client_credentials_auth_credential'\
       's\' param instead.')

  unless client_credentials_auth_credentials.nil?
    return client_credentials_auth_credentials.clone_with(
      o_auth_client_id: o_auth_client_id,
      o_auth_client_secret: o_auth_client_secret,
      o_auth_token: o_auth_token
    )
  end

  ClientCredentialsAuthCredentials.new(
    o_auth_client_id: o_auth_client_id,
    o_auth_client_secret: o_auth_client_secret, o_auth_token: o_auth_token
  )
end

#get_base_uri(server = Server::DEFAULT) ⇒ String

Generates the appropriate base URI for the environment and the server. required.

Parameters:

  • server (Configuration::Server) (defaults to: Server::DEFAULT) —

    The server enum for which the base URI is

Returns:

  • (String) —

    The base URI.



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# File 'lib/shell_ev/configuration.rb', line 192

def get_base_uri(server = Server::DEFAULT)
  ENVIRONMENTS[environment][server].clone
end

#o_auth_client_id ⇒ Object 



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# File 'lib/shell_ev/configuration.rb', line 55

def o_auth_client_id
  @client_credentials_auth_credentials.o_auth_client_id
end

#o_auth_client_secret ⇒ Object 



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# File 'lib/shell_ev/configuration.rb', line 59

def o_auth_client_secret
  @client_credentials_auth_credentials.o_auth_client_secret
end

#o_auth_token ⇒ Object 



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# File 'lib/shell_ev/configuration.rb', line 63

def o_auth_token
  @client_credentials_auth_credentials.o_auth_token
end