Class: Zakuro::Calculation::Gengou::Reserve::DatedList

Inherits:
AbstractList
  • Object
show all
Defined in:
lib/zakuro/calculation/era/gengou/internal/reserve/dated_list.rb

Overview

List

予約元号一覧

Constant Summary

Constants inherited from AbstractList

AbstractList::INVALID_YEAR, AbstractList::MAX_MONTH_DAYS

Instance Attribute Summary

Attributes inherited from AbstractList

#index, #last_date, #list, #operated, #restored, #start_date

Instance Method Summary collapse

Methods inherited from AbstractList

#change_start_date?, #collect, #get, #invalid?, #japan_start_date, #native_start_date, #western_last_date, #western_last_year, #western_start_date, #western_start_year

Constructor Details

#initialize(first: true, start_date: Western::Calendar.new, last_date: Western::Calendar, operated: false, restored: false) ⇒ DatedList

初期化

Parameters:

  • first (True, False) (defaults to: true) —

    true:1行目元号, false:2行目元号

  • start_date (Western::Calendar) (defaults to: Western::Calendar.new) —

    開始日

  • last_date (Western::Calendar) (defaults to: Western::Calendar) —

    終了日

  • operated (True, False) (defaults to: false) —

    運用値設定

  • restored (True, False) (defaults to: false) —

    運用値から計算値に戻すか



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# File 'lib/zakuro/calculation/era/gengou/internal/reserve/dated_list.rb', line 27

def initialize(first: true, start_date: Western::Calendar.new,
               last_date: Western::Calendar, operated: false, restored: false)
  @index = parse_index(first: first)
  @start_date = start_date.clone
  @last_date = last_date.invalid? ? start_date.clone : last_date.clone
  super(
    index: @index, start_date: start_date, last_date: last_date, operated: operated,
    restored: restored
  )
end

Instance Method Details

#update ⇒ Object

予約元号一覧を更新する



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# File 'lib/zakuro/calculation/era/gengou/internal/reserve/dated_list.rb', line 41

def update
  # 開始日の30日前に前の元号がある場合は、前の元号を設定する
  start = start_date.clone - (MAX_MONTH_DAYS + 1)
  # 開始日の30日後に次の元号がある場合は、次の元号を設定する
  last = last_date.clone + (MAX_MONTH_DAYS + 1)

  @list |= line(start_date: start, last_date: last)
end