Class: HealthCalculator::BMI

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

Overview

BMI Caluclator

Instance Method Summary collapse

Instance Method Details

#bmi_kg(weight_kg, height_mi) ⇒ Object

Calucalte BMI with weight in Kilos(KGS) and Height in Meters



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# File 'lib/health_calculator.rb', line 30

def bmi_kg(weight_kg,height_mi)
	puts "Weight should be in Kilos and Height should be in meters"
	#puts "Weight = 10kgs ; height = 6 meters"
  @bmi_calac_kg = (weight_kg / (height_mi * height_mi)).round(2)
end

#bmi_lb(weight_lb, height_in) ⇒ Object

Calucalte BMI with weight in Pounds(LBS) and Height in Inches If Mass in Pounds(lbs)



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# File 'lib/health_calculator.rb', line 38

def bmi_lb(weight_lb,height_in)
puts "Weight should be in Pounds and Height in Inches "
	#puts "Weight = 10lbs ; height = 160 Inches , 1 Foot  = 12 Inches"
 #@bmi_calac_lb = ( (weight_lb / (height_in * height_in)).round(2) ) * 703
	@bmi_calac_lb = ( (weight_lb) / (height_in * height_in).round(2) ) * 703.06957964
end

#bmi_prime_kg(bmi_value) ⇒ Object

For instance, a person with BMI 34 has a BMI Prime of 34/25 = 1.36, BMI PRIME = BMIVALUE / 25



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# File 'lib/health_calculator.rb', line 48

def bmi_prime_kg(bmi_value)
  if bmi_value > 25
  @bmi_prime_kg = bmi_value / 25
		end	
end

#inch_to_feet_converter ⇒ Object

Convert height Inches into Feet



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# File 'lib/health_calculator.rb', line 24

def inch_to_feet_converter
   
end

#kilo_to_pound_converter(weight_kg) ⇒ Object

Kilo to Pound Converter



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# File 'lib/health_calculator.rb', line 17

def kilo_to_pound_converter(weight_kg)
	  puts "#{weight_kg} Kilos"
   @weight_lb =   ( (weight_kg)  * (0.453592)  ).to_f + "\s Pounds"
end

#pound_to_kilo_converter(weight_lb) ⇒ Object

convert weight into kilos one pound = 0.4535 ( 1 lb = 453.59 gms) one kilo = 2.20462 lbs



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# File 'lib/health_calculator.rb', line 11

def pound_to_kilo_converter(weight_lb)
   @weight_kg = ( weight_lb * (0.453592)  ) #one pound = 0.453592 kilos
	  print @weight_kg      
end

#rating_kg(bmi_value) ⇒ Object

RATING FOR BMI VALUE MASS (KILO) BASED



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# File 'lib/health_calculator.rb', line 84

def rating_kg(bmi_value)
   result = case bmi_value
     when 0..15 then "Very severely underweight less than 0.60"
     when 15..16 then "Severely underweight 	from 0.60 to 0.64"
     when 16..18.5 then "Underweight 		from 0.64 to 0.74"
     when 18.5..25 then "Normal (healthy weight) 	from 0.74 to 1.0"
     when 25..30 then "Overweight 	from 1.0 to 1.2"
     when 30..35 then " Obese Class I (Moderately obese) 		from 1.2 to 1.4"
     when 35..40 then "Obese Class II (Severely obese) 	 	from 1.4 to 1.6" 
     when 40..100 then "Obese Class III (Very severely obese) 	over 1.6"
     else "Invalid Score"
   end
end

#rating_lb(bmi_value) ⇒ Object

RATING FOR BMI VALUE POUND BASED



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# File 'lib/health_calculator.rb', line 68

def rating_lb(bmi_value)
  result = case bmi_value
     when 0..15 then "Very severely underweight less than 15"
     when 15..16 then "Severely underweight 	from 15.0 to 16.0"
     when 16..18.5 then "Underweight 		from 16.0 to 18.5"
     when 18.5..25 then "Normal (healthy weight) 	from 18.25 to 25"
     when 25..30 then "Overweight 	from 25 to 30"
     when 30..35 then " Obese Class I (Moderately obese) 		from 30 to 35"
     when 35..40 then "Obese Class II (Severely obese) 	 	from 35 to 40" 
     when 40..100 then "Obese Class III (Very severely obese) 	over 40"
     else "Invalid Score"
   end
end