Class: Usps::Imis::Api

Inherits:
Object
  • Object
show all
Includes:
Requests
Defined in:
lib/usps/imis/api.rb

Overview

The core API wrapper

Constant Summary collapse

AUTHENTICATION_PATH =

Endpoint for (re-)authentication requests

'Token'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(imis_id: nil) ⇒ Api

A new instance of Api

Parameters:

  • imis_id (Integer, String) (defaults to: nil) —

    iMIS ID to select immediately on initialization



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# File 'lib/usps/imis/api.rb', line 41

def initialize(imis_id: nil)
  self.imis_id = imis_id if imis_id
end

Instance Attribute Details

#imis_id ⇒ Object

Currently selected iMIS ID for API requests



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# File 'lib/usps/imis/api.rb', line 31

def imis_id
  @imis_id
end

#lock_imis_id ⇒ Object (readonly)

Whether to lock changes to the selected iMIS ID



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# File 'lib/usps/imis/api.rb', line 35

def lock_imis_id
  @lock_imis_id
end

#token ⇒ Object (readonly)

API bearer token



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# File 'lib/usps/imis/api.rb', line 21

def token
  @token
end

#token_expiration ⇒ Object (readonly)

Expiration time for the API bearer token

Used to automatically re-authenticate as needed



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# File 'lib/usps/imis/api.rb', line 27

def token_expiration
  @token_expiration
end

Instance Method Details

#business_objects ⇒ Hash<Symbol, Array<String>>

List of available Business Object names

Returns:

  • (Hash<Symbol, Array<String>>) —

    Grouped available Business Objects



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# File 'lib/usps/imis/api.rb', line 169

def business_objects
  abc, other = query('BOEntityDefinition').map(&:entity).partition { it.include?('ABC') }

  { abc:, other: }
end

#fetch(field_key) ⇒ Object Also known as: []

Convenience alias for reading mapped fields

Returns:

  • Value of the specified field



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# File 'lib/usps/imis/api.rb', line 143

def fetch(field_key) = mapper.fetch(field_key)

#fetch_all(*fields) ⇒ Array

Convenience alias for reading multiple mapped fields

Returns:

  • (Array) —

    Values of the specified fields



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# File 'lib/usps/imis/api.rb', line 150

def fetch_all(*fields) = mapper.fetch_all(*fields)

#imis_id_for(certificate) ⇒ Integer

Convert a member’s certificate number into an iMIS ID number

Parameters:

  • certificate (String) —

    Certificate number to lookup the corresponding iMIS ID for

Returns:

  • (Integer) —

    Corresponding iMIS ID

Raises:



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# File 'lib/usps/imis/api.rb', line 63

def imis_id_for(certificate)
  raise Errors::LockedIdError if lock_imis_id

  logger.debug "Fetching iMIS ID for #{certificate}"

  begin
    result = query(Imis.configuration.imis_id_query_name, { certificate: }).tap { logger.debug it }
    page = result.page.tap { logger.debug it }
    self.imis_id = page.first['ID'].to_i
  rescue StandardError
    raise Errors::NotFoundError, 'Member not found'
  end
end

#instance_variables_to_inspect ⇒ Object

Ruby 3.5 instance variable filter



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# File 'lib/usps/imis/api.rb', line 184

def instance_variables_to_inspect = %i[@token_expiration @imis_id]

#mapper ⇒ Object

An instance of Mapper, using this instance as its parent Api



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# File 'lib/usps/imis/api.rb', line 135

def mapper
  @mapper ||= Mapper.new(self)
end

#on(business_object_name, ordinal: nil) ⇒ Usps::Imis::BusinessObject

Run requests as DSL, with specific BusinessObject only maintained for this scope

If no block is given, this returns the specified BusinessObject.

Parameters:

  • business_object_name (String) —

    Name of the business object

  • ordinal (Integer) (defaults to: nil) —

    Ordinal to build override ID param of the URL (e.g. used for Panels)

Returns:



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# File 'lib/usps/imis/api.rb', line 126

def on(business_object_name, ordinal: nil, &)
  object = BusinessObject.new(self, business_object_name, ordinal:)
  return object unless block_given?

  object.instance_eval(&)
end

#panels ⇒ Object

Convenience accessor for available Panel objects, each using this instance as its parent Api



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# File 'lib/usps/imis/api.rb', line 178

def panels
  @panels ||= Panels.all(self)
end

#put_field(field_key, value) ⇒ Array Also known as: []=

Convenience alias for updating mapped fields

Returns:

  • (Array) —

    Array containing the updated object



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# File 'lib/usps/imis/api.rb', line 156

def put_field(field_key, value) = update(field_key => value)

#query(query_name, query_params = {}) ⇒ Usps::Imis::Query

Build a Query interface

Works with IQA queries and Business Objects

Parameters:

  • query_name (String) —

    Full path of the query, e.g. $/_ABC/Fiander/iMIS_ID

Returns:



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# File 'lib/usps/imis/api.rb', line 115

def query(query_name, query_params = {}) = Query.new(self, query_name, **query_params)

#update(data) ⇒ Usps::Imis::Data

Convenience alias for updating mapped fields

Returns:



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# File 'lib/usps/imis/api.rb', line 163

def update(data) = mapper.update(data)

#with(id) ⇒ Usps::Imis::Api

Run requests as DSL, with specific iMIS ID only maintained for this scope

While in this block, changes to the value of imis_id are not allowed

If no block is given, this sets the iMIS ID and returns self.

Examples:

with(12345) do
  update(mm: 15)
end

Parameters:

  • id (Integer, String) —

    iMIS ID to select for requests within the block

Returns:



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# File 'lib/usps/imis/api.rb', line 92

def with(id, &)
  old_id = imis_id
  self.imis_id = id
  return self unless block_given?

  @lock_imis_id = true
  instance_eval(&)
ensure
  if block_given?
    @lock_imis_id = false
    self.imis_id = old_id
  end
end