Simple application that filters our candidates based on experience, languages, points, etc. Create your own CSV to get started!

candidates.rb

# An important extention for Ruby... we need it for the date to manipulate data
require 'active_support/all'

@candidates = 
[
  {
    id: 5,
    years_of_experience: 4,
    github_points: 293,
    languages: ['C', 'Ruby', 'Python', 'Clojure'],
    date_applied: 5.days.ago.to_date,
    age: 26
  },
  {
    id: 7,
    years_of_experience: 1,
    github_points: 145,
    languages: ['JavaScript', 'Ruby', 'Go', 'Erlang'],
    date_applied: 15.days.ago.to_date,
    age: 19
  },
  {
    id: 9,
    years_of_experience: 6,
    github_points: 435,
    languages: ['JavaScript', 'SQL', 'C#'],
    date_applied: 1.day.ago.to_date,
    age: 32
  },
  {
    id: 10,
    years_of_experience: 3,
    github_points: 232,
    languages: ['Java', 'Ruby', 'JavaScript'],
    date_applied: 12.days.ago.to_date,
    age: 31
  },
  {
    id: 11,
    years_of_experience: 12,
    github_points: 32,
    languages: ['VB', 'Cobol', 'Fortran'],
    date_applied: 2.days.ago.to_date,
    age: 42
  },
  {
    id: 13,
    years_of_experience: 2,
    github_points: 328,
    languages: ['Python', 'Ruby', 'JavaScript'],
    date_applied: 4.days.ago.to_date,
    age: 25
  },
  {
    id: 15,
    years_of_experience: 1,
    github_points: 400,
    languages: ['JavaScript', 'Ruby'],
    date_applied: 3.days.ago.to_date,
    age: 16
  }
]

filters.rb

# In this file we define the methods to help filter out candidates
# This way, we keep these methods separated from other potential parts of the program

def find(id)
	@candidates.detect {|candidate| candidate[:id] == id}
end

def experienced?(candidate)
	candidate[:years_of_experience] >= 2
end

def github_points?(candidate)
	candidate[:github_points] >= 100
end

def programming_languages?(candidate)
	# candidate[:languages].include?("Ruby" || "Python")
	candidate[:languages].any?{|lang| ["Ruby","Python"].include? lang}
end

# Since a past date is smaller than future... we must use < operator
def applied_recently?(candidate)
	candidate[:date_applied] < 15.days.ago.to_date
end

def adult?(candidate)
	candidate[:age] > 18
end

# What select does.. is that if these are true... it will put that in a new set of an array
def qualified_candidates(candidates)
	#YOU CAN USE JUST @candidates.select since @ has wider scope AND HAVE NO PARAMATER
	candidates.select do |i|
		experienced?(i) &&
		github_points?(i) &&
		programming_languages?(i) &&
		adult?(i)
	end
end

main.rb

# This is the main entrypoint into the program
# It requires the other files/gems that it needs
require 'pry'
require './candidates'
require './filters'
require 'pp'

pp qualified_candidates(@candidates)

# Below you can throw in some binding.prys to test