Class: GoogleApiDirections::GoogleDirections

Inherits:
Object
  • Object
show all
Defined in:
lib/google_api_directions/google_directions.rb

Instance Method Summary collapse

Constructor Details

#initialize(apikey = "") ⇒ GoogleDirections

Returns a new instance of GoogleDirections.



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# File 'lib/google_api_directions/google_directions.rb', line 9

def initialize(apikey = "")
  @apikey = apikey
  @directions = []
end

Instance Method Details

#directions(origin, destination, language = "en") ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/google_api_directions/google_directions.rb', line 14

def directions(origin, destination, language = "en")
  raise ArgumentError, "Argument(s) are missing or are empty" if origin.strip.empty? || destination.strip.empty?

  @directions.clear unless @directions.empty?
  set_uri(origin, destination, language)

  begin
    resp = Net::HTTP.get_response(URI.parse(@uri))
    data = resp.body
    distance = JSON.parse(data)["routes"][0]["legs"][0]["distance"]["text"]
    duration = JSON.parse(data)["routes"][0]["legs"][0]["duration"]["text"]
    result = JSON.parse(data)["routes"][0]["legs"][0]["steps"]
  rescue Exception => e
    raise e.message
  end

  result.each do |direction|
    text = remove_html_tags(direction["html_instructions"])
    route_distance = direction["distance"]["text"]
    route_duration = direction["duration"]["text"]

    @directions << GoogleApiDirections::GoogleDirectionsRoute.new(text.gsub("  ", " "), route_distance, route_duration)
  end

  {:directions => @directions, :distance => distance, :duration => duration}
end