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danott/main.rb

Created January 28, 2022 21:32
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  1. danott created this gist Jan 28, 2022.
    50 changes: 50 additions & 0 deletions main.rb
    View file
    Original file line number Diff line number Diff line change
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    require 'bundler/inline'

    gemfile do
    source 'https://rubygems.org'
    gem 'repeatable', "= 1.0.0"
    end

    weekdays = Repeatable::Expression::Union.new(
    Repeatable::Expression::Weekday.new(weekday: 1),
    Repeatable::Expression::Weekday.new(weekday: 2),
    Repeatable::Expression::Weekday.new(weekday: 3),
    Repeatable::Expression::Weekday.new(weekday: 4),
    Repeatable::Expression::Weekday.new(weekday: 5),
    )

    every_other_friday = Repeatable::Expression::Biweekly.new(weekday: 5, start_after: Date.new(2022, 2, 3))
    summer_fridays = Repeatable::Expression::Intersection.new(
    Repeatable::Expression::RangeInYear.new(start_month: 6, end_month: 8),
    Repeatable::Expression::Weekday.new(weekday: 5),
    )

    christmas_break = Repeatable::Expression::RangeInYear.new(start_month: 12, start_day: 24, end_month: 1, end_day: 1),

    # TODO: all the holidays
    holidays = Repeatable::Expression::Union.new(
    Repeatable::Expression::Intersection.new([
    Repeatable::Expression::WeekdayInMonth.new(weekday: 1, count: 3),
    Repeatable::Expression::RangeInYear.new(start_month: 1),
    ]), # MLK
    )

    planning_center_workdays = Repeatable::Schedule.new(
    Repeatable::Expression::Difference.new(
    included: weekdays,
    excluded: Repeatable::Expression::Union.new(
    every_other_friday,
    summer_fridays,
    christmas_break,
    holidays,
    )
    )
    )

    date = Date.today

    365.times do
    verdict = planning_center_workdays.include?(date) ? "✅" : "❌"
    puts "Is #{date} (#{date.strftime('%a')}) a work day? #{verdict}"
    date = date.next
    end