Class: ScaleChain::BlockController

Inherits:
Object
  • Object
show all
Defined in:
lib/scalechain/controllers/block_controller.rb

Instance Method Summary collapse

Instance Method Details

#get_block(block, network) ⇒ Object

Returns details about a block, including all transaction hashes.

Parameters:

  • block (String) —

    Required parameter: Hash, Height, or Latest

  • network (String) —

    Required parameter: Blockchain network

Returns:

  • mixed response from the API call



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# File 'lib/scalechain/controllers/block_controller.rb', line 10

def get_block block, network
  # the base uri for api requests
  query_builder = Configuration.BASE_URI.dup

  # prepare query string for API call
  query_builder << "/blocks/{block}"

  # process optional query parameters
  query_builder = APIHelper.append_url_with_template_parameters query_builder, {
    "block" => block,
  }

  # validate and preprocess url
  query_url = APIHelper.clean_url query_builder

  # prepare headers
  headers = {
    "user-agent" => "APIMATIC 2.0",
    "accept" => "application/json",
    "Authorization" => "Bearer %s" % (Configuration.o_auth_access_token),
    "network" => network
  }

  # invoke the API call request to fetch the response
  response = Unirest.get query_url, headers:headers

  #Error handling using HTTP status codes
  if !(response.code.between?(200,206)) # [200,206] = HTTP OK
    raise APIException.new "HTTP Response Not OK", response.code, response.raw_body
  end

  response.body
end