Class: Datebox::Period

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

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(from, to) ⇒ Period

Returns a new instance of Period.



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# File 'lib/datebox/period.rb', line 5

def initialize(from, to)
  @from = from.is_a?(Date) ? from : Date.parse(from)
  @to = to.is_a?(Date) ? to : Date.parse(to)
  raise "FROM date should not be later than TO date" if @to < @from
end

Instance Attribute Details

#from ⇒ Object (readonly)

Returns the value of attribute from.



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# File 'lib/datebox/period.rb', line 3

def from
  @from
end

#to ⇒ Object (readonly)

Returns the value of attribute to.



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# File 'lib/datebox/period.rb', line 3

def to
  @to
end

Class Method Details

.split_dates(start_date, end_date, period, options = {}) ⇒ Object 



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# File 'lib/datebox/period.rb', line 24

def split_dates(start_date, end_date, period, options = {})
  return (start_date..end_date).to_a if period == "day"
  return split_monthly_dates(start_date, end_date) if period == "month"
  if period =~ /week/
    return split_weekly_dates(start_date, end_date, options.merge({last_weekday: "Saturday"})) if period == "week_ss"
    return split_weekly_dates(start_date, end_date, options)
  end
end

.split_monthly_dates(start_date, end_date) ⇒ Object 



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# File 'lib/datebox/period.rb', line 44

def split_monthly_dates(start_date, end_date)
  end_dates = []
  beginning_of_month = ::Date.parse("#{end_date.year}-#{end_date.month}-01").next_month
  end_of_month = (beginning_of_month - 1 == end_date) ? end_date : beginning_of_month.prev_month - 1
  while beginning_of_month.prev_month >= start_date
    end_dates << end_of_month
    beginning_of_month = ::Date.parse("#{end_of_month.year}-#{end_of_month.month}-01")
    end_of_month =  beginning_of_month - 1
  end
  end_dates.sort
end

.split_weekly_dates(start_date, end_date, options = {}) ⇒ Object 



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# File 'lib/datebox/period.rb', line 33

def split_weekly_dates(start_date, end_date, options = {})
  last_weekday = options[:last_weekday] || "Sunday"
  end_dates = []
  end_of_week = (end_date.downto end_date - 6).to_a.find { |d| d.strftime("%A") == last_weekday }
  while end_of_week - 6 >= start_date
    end_dates << end_of_week
    end_of_week -= 7
  end
  end_dates.sort
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/datebox/period.rb', line 15

def ==(other)
  @from == other.from && @to == other.to
end

#dates ⇒ Object 



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# File 'lib/datebox/period.rb', line 11

def dates
  (@from..@to).to_a
end

#split_dates(period, options = {}) ⇒ Object 



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# File 'lib/datebox/period.rb', line 19

def split_dates(period, options = {})
  self.class.split_dates(from, to, period, options)
end