Class: NextBuses::Request

Inherits:
Object
  • Object
show all
Defined in:
lib/next_buses/request.rb

Constant Summary collapse

API_URL_STRING = 
"http://nextbus.mxdata.co.uk/nextbuses/1.0/1"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(stop_code, username = nil, password = nil) ⇒ Request

Returns a new instance of Request.



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# File 'lib/next_buses/request.rb', line 10

def initialize(stop_code, username=nil, password=nil)
  @stop_code = stop_code
  @username = username == nil ? NextBuses.configuration.username : username
  @password = password == nil ? NextBuses.configuration.password : password
end

Instance Attribute Details

#password ⇒ Object

Returns the value of attribute password.



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# File 'lib/next_buses/request.rb', line 8

def password
  @password
end

#stop_code ⇒ Object

Returns the value of attribute stop_code.



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# File 'lib/next_buses/request.rb', line 8

def stop_code
  @stop_code
end

#username ⇒ Object

Returns the value of attribute username.



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# File 'lib/next_buses/request.rb', line 8

def username
  @username
end

Instance Method Details

#execute ⇒ Object

Raises:



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# File 'lib/next_buses/request.rb', line 16

def execute
  raise NoStopCodeError, 'A stop_code is required' if @stop_code.nil? || @stop_code.empty?
  raise InvalidCredentialsError, 'A username is required' if @username.nil? || @username.empty?
  raise InvalidCredentialsError, 'A password is required' if @password.nil? || @password.empty?
  
  response = HTTParty.post(API_URL_STRING, basic_auth: auth_hash, body: http_body)
  
  services = Array.new
  response['Siri']['ServiceDelivery']['StopMonitoringDelivery']['MonitoredStopVisit'].each do |visit|
    service = Service.new
    service.vehicle_mode = visit['MonitoredVehicleJourney']['VehicleMode']
    service.published_line_name = visit['MonitoredVehicleJourney']['PublishedLineName']
    service.direction_name = visit['MonitoredVehicleJourney']['DirectionName']
    service.operator_ref = visit['MonitoredVehicleJourney']['OperatorRef']
    service.aimed_departure_time = Time.parse(visit['MonitoredVehicleJourney']['MonitoredCall']['AimedDepartureTime'])
    services.push service
  end
  
  services
end