Randomized Workout Schedule

workout.rb

#!/usr/bin/env ruby

workout = [ "leg", "chest", "arm", "back", "shoulder", "core", "cardio", "rest" ].sample
sets = (2..5).to_a.sample
reps = (5..12).to_a.sample

case workout
when "leg"
  exercises = [ 'Squats', 'Lunges', 'Calf Raises', 'Dead Lift', 'Rear Lunge', 'Dumbell Step-ups' ]
  url = 'https://www.bodybuilding.com/content/5-leg-workouts-for-mass-a-beginners-guide.html'

when "chest"
  exercises = [ 'Incline Dumbell Press', 'Dumbell Flys', 'Push-Ups', 'Decline Dumbell Press', 'Decline Dumbell Flys' ]
  url = 'https://www.bodybuilding.com/content/beginner-chest-training-guide.html'
when "arm"
  exercises = [ 'Tricep Pulldown', 'Hammer Curl', 'Close Grip Barbell Curl', 'Medium Grip Barbell Curl', 'Wide Grip Barbell Curl', 'Overhead Tricep Extension', 'Tricep Dips' ]
  url = 'https://www.bodybuilding.com/content/beginner-arm-training-guide.html'

when "back"
  exercises = [ 'Mid Back - Bent Over Barbell Row', 'Mid Back - Seated Cable Rows', 'Lat Pulldowns', 'Traps - Shoulder Shrugs', 'Lower Back - Stiff Leg Good Mornings' ]
  url = 'https://www.bodybuilding.com/content/5-back-workouts-for-mass-a-beginners-guide.html'

when "shoulder"
  exercises = [ 'Side Laterals', 'Front Raises', 'Push-Ups', 'Reverse Flyes', 'Dumbell Shoulder Press', 'Low Pully Deltoid Raise', 'Military Press' ]
  url = 'https://www.bodybuilding.com/content/5-shoulder-workouts-for-mass-a-beginners-guide.html'

when "core"
  exercises = [ 'Cable Crunches', 'Side Bends', 'Crunches', 'Leg Raises', 'Plank', 'Russian Twists' ]
  url = 'https://www.bodybuilding.com/content/beginner-core-training-guide.html'

when "cardio"
  exercises = [ 'Bike', 'Walk', 'Stairs', 'Jump Rope', 'Burpies' ]

end

puts "Today is #{workout} day. \n\n"
puts "You need to do #{sets} sets of #{reps} reps for the following exercises: \n" unless workout == "cardio" || workout == "rest"

exercises.each do |exercise|
  puts "#{exercise}\n"
end unless exercises == nil

puts "\n"

puts url unless url == nil