Class: Datebox::Relative

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

Instance Method Summary collapse

Instance Method Details

#day_before ⇒ Object 



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# File 'lib/datebox/relative.rb', line 28

def day_before
  @period_proc = Proc.new {|relative_to| Period.new(relative_to - 1, relative_to - 1) }
  self
end

#last(period) ⇒ Object 



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# File 'lib/datebox/relative.rb', line 12

def last(period)
  periods = [:day, :week, :month, :year]
  raise "Expected one of: #{periods}" unless periods.include?(period)
  case period
    when :day then day_before
    when :week then last_week
    when :month then last_month
    when :year then last_year
  end
end

#last_month ⇒ Object 



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# File 'lib/datebox/relative.rb', line 59

def last_month
  @period_proc = Proc.new do |relative_to| 
    previous_month_start = Date.parse("#{relative_to.prev_month.strftime('%Y-%m')}-01")
    previous_month_end = previous_month_start.next_month - 1
    Period.new(previous_month_start, previous_month_end)
  end
  self
end

#last_week(last_weekday = "Sunday") ⇒ Object 



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

def last_week(last_weekday = "Sunday")
  @period_proc = Proc.new do |relative_to|
    end_date = (relative_to.downto relative_to - 6).to_a.find { |d| d.strftime("%A") == last_weekday }
    Period.new(end_date - 6, end_date)
  end
  self
end

#last_weekdays_between(start_day, end_day) ⇒ Object 



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# File 'lib/datebox/relative.rb', line 41

def last_weekdays_between(start_day, end_day)
  @period_proc = Proc.new do |relative_to|
    end_date = (relative_to.downto relative_to - 6).to_a.find { |d| d.strftime("%A") == end_day }
    start_date = (end_date - 7 .. end_date).to_a.find { |d| d.strftime("%A") == start_day }
    Period.new(start_date, end_date)
  end
  self
end

#last_weeks_weekdays_as!(*days) ⇒ Object

this one returns array!



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# File 'lib/datebox/relative.rb', line 50

def last_weeks_weekdays_as!(*days) #this one returns array!
  @period_proc = Proc.new do |relative_to|
    days.map do |p|
      (relative_to.downto relative_to - 6).to_a.find { |d| d.strftime("%A") == p }
    end
  end
  self
end

#last_year ⇒ Object 



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# File 'lib/datebox/relative.rb', line 76

def last_year
  @period_proc = Proc.new do |relative_to|
    previous_year_start = Date.parse("#{relative_to.prev_year.year}-01-01")
    previous_year_end = previous_year_start.next_year - 1
    Period.new(previous_year_start, previous_year_end)
  end
  self
end

#month_to_date ⇒ Object 



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# File 'lib/datebox/relative.rb', line 68

def month_to_date
  @period_proc = Proc.new do |relative_to|
    month_start = Date.parse("#{relative_to.strftime('%Y-%m')}-01")
    Period.new(month_start, relative_to)
  end
  self
end

#same_day ⇒ Object 



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# File 'lib/datebox/relative.rb', line 23

def same_day
  @period_proc = Proc.new {|relative_to| Period.new(relative_to, relative_to) }
  self
end

#to(relative_to) ⇒ Object 



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# File 'lib/datebox/relative.rb', line 7

def to(relative_to)
  relative_to = (relative_to.is_a?(Date) ? relative_to : Date.parse(relative_to))
  @period_proc.call relative_to
end

#year_to_date ⇒ Object 



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# File 'lib/datebox/relative.rb', line 85

def year_to_date
  @period_proc = Proc.new do |relative_to|
    year_start = Date.parse("#{relative_to.year}-01-01")
    Period.new(year_start, relative_to)
  end
  self
end