api-client.rb

require 'httparty'
require 'json'

# Use this in Rails
# rails g model report date:datetime count:integer
# rails db:migrate

# Because this isn't Rails
class Report
  attr_accessor :date, :count

  def initialize(params)
    @date = params[:time]
    @count = params[:count]
  end
end

def symbolize_keys(hash)
  # Rails has this already!
  # daily_report.symbolize_keys!
  results = {}
  hash.each_pair do |k, v|
    results[k.gsub(/\s+/, "_").to_sym] = v
  end
  results
end

def sum_all(reports)
  all_counts = reports.map(&:count)
  all_counts.inject { |sum, n| sum + n }
end

puts "Are we good at pharmaceuticals?"

# Controller or Rake task code, possibly a service object, background job
response = HTTParty.get("https://api.fda.gov/drug/event.json?search=receivedate:[20040101+TO+20150101]&count=receivedate")

results = JSON.parse(response.body)

reports = []

results['results'].each do |daily_report|
  params = symbolize_keys(daily_report)
  # Rails: Report.create(params)
  reports << Report.new(params)
end

puts sum_all(reports).to_s + " total incidents"