Class: Elevation

Inherits:
Object
  • Object
show all
Includes:
DecomposerHelper
Defined in:
lib/turkish_cities/elevation.rb

Constant Summary collapse

CITY_LIST = 
YAML.load_file(file_path)
MIN_ELEVATION = 
3
MAX_ELEVATION = 
1924

Instance Method Summary collapse

Methods included from DecomposerHelper

#check_input_range, #cities_not_found_error, #city_not_found_error, #city_population_not_found_error, #convert_chars, #create_district_list, #create_file_path, #district_not_found_error, #find_by_between, #postcode_not_found_error, #prepare_city_list, #sort_alphabetically, #sort_input_numbers, #subdistrict_not_found_error

Instance Method Details

#find_by_elevation(type, elevation_one, elevation_two = nil) ⇒ Object 



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# File 'lib/turkish_cities/elevation.rb', line 12

def find_by_elevation(type, elevation_one, elevation_two = nil)
  city_list = CITY_LIST

  case type
  when 'below'
    check_input_range(elevation_one, self.class::MIN_ELEVATION, Float::INFINITY)
    below_elevation(city_list, elevation_one)
  when 'above'
    check_input_range(elevation_one, 0, self.class::MAX_ELEVATION)
    above_elevation(city_list, elevation_one)
  when 'between'
    between_elevation(city_list, elevation_one.to_i, elevation_two.to_i)
  else
    unsupported_elevation_type(type)
  end
end