Class: Gcloud::Search::Index::List

Inherits:
Array
  • Object
show all
Defined in:
lib/gcloud/search/index/list.rb

Overview

Index::List is a special case Array with additional values.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(arr = []) ⇒ List

Create a new Index::List with an array of Index instances.



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# File 'lib/gcloud/search/index/list.rb', line 29

def initialize arr = []
  super arr
end

Instance Attribute Details

#token ⇒ Object

If not empty, indicates that there are more records that match the request and this value should be passed to continue.



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# File 'lib/gcloud/search/index/list.rb', line 25

def token
  @token
end

Class Method Details

.from_response(resp, conn) ⇒ Object

New Indexs::List from a response object.



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# File 'lib/gcloud/search/index/list.rb', line 66

def self.from_response resp, conn #:nodoc:
  data = JSON.parse resp.body
  indexes = new(Array(data["indexes"]).map do |raw_index|
    Index.from_raw raw_index, conn
  end)
  indexes.instance_eval do
    @token = data["nextPageToken"]
    @connection = conn
  end
  indexes
rescue JSON::ParserError
  raise ApiError.from_response(resp)
end

Instance Method Details

#all ⇒ Object

Retrieves all indexes by repeatedly loading pages until #next? returns false. Returns the list instance for method chaining.



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# File 'lib/gcloud/search/index/list.rb', line 55

def all
  while next?
    next_indexes = self.next
    push(*next_indexes)
    self.token = next_indexes.token
  end
  self
end

#next ⇒ Object

Retrieve the next page of indexes.



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# File 'lib/gcloud/search/index/list.rb', line 41

def next
  return nil unless next?
  ensure_connection!
  resp = @connection.list_indexes token: token
  if resp.success?
    Index::List.from_response resp, @connection
  else
    fail ApiError.from_response(resp)
  end
end

#next? ⇒ Boolean

Whether there a next page of indexes.

Returns:

  • (Boolean) 


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# File 'lib/gcloud/search/index/list.rb', line 35

def next?
  !token.nil?
end