class Geocoder::Lookup::Baidu

def name
  "Baidu"
end

def query_url(query)
  "http://api.map.baidu.com/geocoder/v2/?" + url_query_string(query)
end

def query_url_params(query)
  {
    (query.reverse_geocode? ? :location : :address) => query.sanitized_text,
    :ak => configuration.api_key,
    :output => "json"
  }.merge(super)
end

def required_api_key_parts
  ["key"]
end

def results(query, reverse = false)
  return [] unless doc = fetch_data(query)
  case doc['status']
  when 0
    return [doc['result']] unless doc['result'].blank?
  when 1, 3, 4
    raise_error(Geocoder::Error, "server error.") ||
      warn("Baidu Geocoding API error: server error.")
  when 2
    raise_error(Geocoder::InvalidRequest, "invalid request.") ||
      warn("Baidu Geocoding API error: invalid request.")
  when 5
    raise_error(Geocoder::InvalidApiKey, "invalid api key") ||
      warn("Baidu Geocoding API error: invalid api key.")
  when 101, 102, 200..299
    raise_error(Geocoder::RequestDenied, "request denied") ||
      warn("Baidu Geocoding API error: request denied.")
  when 300..399
    raise_error(Geocoder::OverQueryLimitError, "over query limit.") ||
      warn("Baidu Geocoding API error: over query limit.")
  end
  return []
end