class PactBroker::Client::Pacts::ListLatestVersions

def self.call(pact_broker_base_url, output, pact_broker_client_options)
  new(pact_broker_base_url, output, pact_broker_client_options).call
end

def call
  message = if output == 'json'
    versions_resource.response.raw_body
  else
    to_text(versions)
  end
  PactBroker::Client::CommandResult.new(true, message)
rescue StandardError => e
  PactBroker::Client::CommandResult.new(false, e.message)
end

def initialize(pact_broker_base_url, output, pact_broker_client_options)
  @index_entry_point = create_index_entry_point(pact_broker_base_url, pact_broker_client_options)
  @output = output
end

def to_text(pacts)
  require 'table_print'
  options = [
    { consumer_name: {display_name: 'consumer'} },
    { consumer_version_number: {display_name: 'consumer_version'} },
    { provider_name: {display_name: 'provider'} },
    { created_at: {} }
  ]
  TablePrint::Printer.new(pacts, options).table_print
end

def versions
  versions_resource.pacts.collect do | pact |
    OpenStruct.new(
      consumer_name: pact['_embedded']['consumer']['name'],
      provider_name: pact['_embedded']['provider']['name'],
      consumer_version_number: pact['_embedded']['consumer']['_embedded']['version']['number'],
      created_at: pact['createdAt']
    )
  end
end

def versions_resource
  index_entry_point.get!._link('pb:latest-pact-versions').get!
end