Class: UkCountyLocator::PolygonFetcher

Inherits:
Object
  • Object
show all
Defined in:
lib/uk_county_locator/polygon_fetcher.rb

Overview

The ‘UkCountyLocator::PolygonFetcher` retrieves geographic polygon data for UK counties. Supports `:current`, `:ceremonial`, and `:historic` county types. The class supports a large number of aliases for each county, stored in the aliases directory.

Instance Method Summary collapse

Constructor Details

#initialize(type:) ⇒ PolygonFetcher

Returns a new instance of PolygonFetcher.



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# File 'lib/uk_county_locator/polygon_fetcher.rb', line 15

def initialize(type:)
  @type = type
  @counties = fetch_county_polygons.transform_keys(&:downcase)
end

Instance Method Details

#county_list ⇒ Object 



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# File 'lib/uk_county_locator/polygon_fetcher.rb', line 28

def county_list
  fetch_county_polygons.keys.sort
end

#county_polygon(county) ⇒ Object 



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# File 'lib/uk_county_locator/polygon_fetcher.rb', line 20

def county_polygon(county)
  county = county.downcase
  return @counties[county] if @counties[county]
  return @counties[county_by_alias(county)] if @counties[county_by_alias(county)]

  nil
end