Class: CensusFor::County

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

Class Method Summary collapse

Class Method Details

.coeff(county_state) ⇒ Object 



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# File 'lib/census_for.rb', line 91

def self.coeff(county_state)
  coefficient = (population(county_state) * 1000 / highest_county_pop).to_f
  coefficient < 1 ? 1 : coefficient
end

.highest_county_pop ⇒ Object 



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# File 'lib/census_for.rb', line 96

def self.highest_county_pop
  most_populous_county = CensusData.data.max_by { |x| x[:respop72014] }
  most_populous_county[:respop72014]
    #for 2014, this is Los Angeles County, CA: pop 10,116,705
end

.parse_county_state(county_state) ⇒ Object 



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# File 'lib/census_for.rb', line 57

def self.parse_county_state(county_state)
  transit = county_state.downcase.split(/[\s,]+/) - ["county"] - ["parish"] - ["borough"] - ["municipio"] - ["municipality"]
  if transit.size >= 3
    city_state_key_array = []
    1.upto((transit.size - 1)) do |x|
      y = transit.size
      first = transit.take(x).join(' ')
      second = transit.last(y-x).join(' ')
      city_state_key_array << [first, second].flatten
    end
  else
    city_state_key_array = [transit]
  end
  city_state_key_array.each do |cs|
    county_name = cs.first
    state_name = cs.last
    state = Abbrev.converter(state_name)
    result = CensusData.data.find { |x| x[:"geo.display_label"] == 
        "#{county_name.split.map(&:capitalize).join(' ')} County, #{state}" || x[:"geo.display_label"] == "#{county_name.split.map(&:capitalize).join(' ')} Parish, Louisiana" || x[:"geo.display_label"] == "#{county_name.split.map(&:capitalize).join(' ')} Municipio, Puerto Rico" }
    if result
      return result[:"geo.display_label"]
    end
  end
  return "not found"
end

.population(request) ⇒ Object 



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# File 'lib/census_for.rb', line 52

def self.population(request)
  parsed_request = parse_county_state(request)
  return population_lookup(parsed_request)
end

.population_lookup(parsed_county_state) ⇒ Object 



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# File 'lib/census_for.rb', line 83

def self.population_lookup(parsed_county_state)
  if parsed_county_state == "not found"
    return "not found"
  else
    return CensusData.data.find { |x| x[:"geo.display_label"] == parsed_county_state }[:respop72014]
  end
end