module Holidays::LV

def self.custom_methods
  {
      "lv_song_and_dance_festival_end_date(year)" => Proc.new { |year|
 year
 2018
https://likumi.lv/ta/id/281541 (Ministru kabineta rīkojums Nr. 252 "Par XXVI Vispārējo latviešu dziesmu un XVI Deju svētku norises laiku")
te.new(2018, 7, 8)
 2023
https://likumi.lv/ta/id/330067 (Ministru kabineta rīkojums Nr. 92 "Par XXVII Vispārējo latviešu dziesmu un XVII Deju svētku norises laiku")
te.new(2023, 7, 9)
 2028
Event's period/next year is known, but precise dates aren't.
Previously, dates were announced 2 years ahead, so on ~2026-05 this method would need to be revisited.
  }
end

def self.defined_regions
  [:lv]
end

def self.holidays_by_month
  {
            0 => [{:function => "easter(year)", :function_arguments => [:year], :function_modifier => -2, :name => "Lielā Piektdiena", :regions => [:lv]},
        {:function => "easter(year)", :function_arguments => [:year], :name => "Pirmās Lieldienas", :regions => [:lv]},
        {:function => "easter(year)", :function_arguments => [:year], :function_modifier => 1, :name => "Otrās Lieldienas", :regions => [:lv]},
        {:function => "easter(year)", :function_arguments => [:year], :function_modifier => 49, :name => "Vasarsvētki", :regions => [:lv]},
        {:function => "lv_song_and_dance_festival_end_date(year)", :function_arguments => [:year], :year_ranges => { :from => 2018 },:observed => "to_monday_if_weekend(date)", :observed_arguments => [:date], :name => "Vispārējo latviešu Dziesmu un deju svētku noslēguma diena", :regions => [:lv]}],
  1 => [{:mday => 1, :name => "Jaungada diena", :regions => [:lv]}],
  5 => [{:mday => 1, :name => "Darba svētki, Latvijas Republikas Satversmes sapulces sasaukšanas diena", :regions => [:lv]},
        {:mday => 4, :observed => "to_monday_if_weekend(date)", :observed_arguments => [:date], :name => "Latvijas Republikas Neatkarības atjaunošanas diena", :regions => [:lv]},
        {:wday => 0, :week => 2, :name => "Mātes diena", :regions => [:lv]}],
  6 => [{:mday => 23, :name => "Līgo diena", :regions => [:lv]},
        {:mday => 24, :name => "Jāņu diena", :regions => [:lv]}],
  9 => [{:mday => 24, :year_ranges => { :limited => [2018] },:name => "Viņa Svētības pāvesta Franciska pastorālās vizītes Latvijā diena", :regions => [:lv]}],
  11 => [{:mday => 18, :observed => "to_monday_if_weekend(date)", :observed_arguments => [:date], :name => "Latvijas Republikas Proklamēšanas diena", :regions => [:lv]}],
  12 => [{:mday => 24, :name => "Ziemassvētku vakars", :regions => [:lv]},
        {:mday => 25, :name => "Pirmie Ziemassvētki", :regions => [:lv]},
        {:mday => 26, :name => "Otrie Ziemassvētki", :regions => [:lv]},
        {:mday => 31, :name => "Vecgada diena", :regions => [:lv]}]
  }
end