Class: PeriodsValidator::Periods

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

Constant Summary collapse

PERIODS = 
%i[monthly quarterly semesterly yearly].freeze
MONTHS_QUARTERLY = 
[3, 6, 9, 12].freeze
MONTHS_SEMESTERLY = 
[6, 12].freeze
YEARLY = 
11
QUARTERLY = 
2
SEMESTERLY = 
5

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ Periods

Returns a new instance of Periods.



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# File 'lib/periods_validator/periods.rb', line 12

def initialize(args={})
  @start_range = args.fetch(:start_range)
  @end_range = args.fetch(:end_range)
  @periods = args.fetch(:periods, [])
  @error = nil
  @months = 0
end

Instance Attribute Details

#error ⇒ Object (readonly)

Returns the value of attribute error.



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# File 'lib/periods_validator/periods.rb', line 3

def error
  @error
end

Instance Method Details

#valid? ⇒ Boolean Also known as: validate

Returns:

  • (Boolean) 


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# File 'lib/periods_validator/periods.rb', line 20

def valid?
  if @periods.empty? || !(@periods - PERIODS).empty?
    @error = :invalid_define_period
    return false
  end

  if @start_range.nil? || @end_range.nil?
    @error = :invalid_period
    return false
  end

  @months = (@end_range.year * 12 + @end_range.month) - (@start_range.year * 12 +
                                                         @start_range.month)

  @periods.each do |period|
    return true if send("period_#{period}")
  end

  @error = :invalid_period
  false
end