class Geocoder::Lookup::Pelias

def endpoint
  configuration[:endpoint] || 'localhost'
end

def name
  'Pelias'
end

def query_url(query)
  query_type = query.reverse_geocode? ? 'reverse' : 'search'
  "#{protocol}://#{endpoint}/v1/#{query_type}?" + url_query_string(query)
end

def query_url_params(query)
  params = {
    api_key: configuration.api_key,
    size: 1
  }.merge(super)
  if query.reverse_geocode?
    lat,lon = query.coordinates
    params[:'point.lat'] = lat
    params[:'point.lon'] = lon
  else
    params[:text] = query.text
  end
  params
end

def required_api_key_parts
  ['search-XXXX']
end

def results(query)
  return [] unless doc = fetch_data(query)
  # not all responses include a meta
  if doc['meta']
    error = doc.fetch('results', {}).fetch('error', {})
    message = error.fetch('type', 'Unknown Error') + ': ' + error.fetch('message', 'No message')
    log_message = 'Pelias Geocoding API error - ' + message
    case doc['meta']['status_code']
      when '200'
        # nothing to see here
      when '403'
        raise_error(Geocoder::RequestDenied, message) || Geocoder.log(:warn, log_message)
      when '429'
        raise_error(Geocoder::OverQueryLimitError, message) || Geocoder.log(:warn, log_message)
      else
        raise_error(Geocoder::Error, message) || Geocoder.log(:warn, log_message)
    end
  end
  doc['features'] || []
end