Class: Propina::Builder

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

Instance Method Summary collapse

Constructor Details

#initialize(total:, gratuity:) ⇒ Builder

Returns a new instance of Builder.



4
5
6
7
 
# File 'lib/propina/builder.rb', line 4

def initialize total:, gratuity:
  @total = total
  @gratuity = gratuity
end

Instance Method Details

#calculation(gratuity = @gratuity) ⇒ Object 



26
27
28
 
# File 'lib/propina/builder.rb', line 26

def calculation gratuity = @gratuity
  @total += @total *(gratuity.to_f / 100)
end

#generate ⇒ Object 



9
10
11
12
 
# File 'lib/propina/builder.rb', line 9

def generate
return calculation if number_based?
string_based
end

#number_based? ⇒ Boolean

Returns:

  • (Boolean) 


14
15
16
 
# File 'lib/propina/builder.rb', line 14

def number_based?
  (@gratuity.is_a? Numeric) || (@gratuity.integer?)
end

#string_based ⇒ Object 



18
19
20
21
22
23
24
 
# File 'lib/propina/builder.rb', line 18

def string_based
    case @gratuity.downcase
    when 'high'     then calculation 25
    when 'standard' then calculation 18
    when 'low'      then calculation 15
  end
end