Class: Trifle::Stats::Nocturnal

Inherits:
Object
  • Object
show all
Defined in:
lib/trifle/stats/nocturnal.rb

Overview

rubocop:disable Metrics/ClassLength

Constant Summary collapse

DAYS_INTO_WEEK = 
{
  sunday: 0, monday: 1, tuesday: 2, wednesday: 3,
  thursday: 4, friday: 5, saturday: 6
}.freeze

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(at, config: nil) ⇒ Nocturnal

Returns a new instance of Nocturnal.



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# File 'lib/trifle/stats/nocturnal.rb', line 23

def initialize(at, config: nil)
  @at = at
  @config = config
end

Class Method Details

.timeline(from:, to:, range:, config: nil) ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 11

def self.timeline(from:, to:, range:, config: nil)
  list = []
  from = new(from, config: config).send(range)
  to = new(to, config: config).send(range)
  item = from.dup
  while item <= to
    list << item
    item = Nocturnal.new(item, config: config).send("next_#{range}")
  end
  list
end

Instance Method Details

#change(**fractions) ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 32

def change(**fractions)
  Time.new(
    fractions.fetch(:year, @at.year),
    fractions.fetch(:month, @at.month),
    fractions.fetch(:day, @at.day),
    fractions.fetch(:hour, @at.hour),
    fractions.fetch(:minute, @at.min),
    0, # second
    config.tz.utc_offset
  )
end

#config ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 28

def config
  @config || Trifle::Stats.default
end

#day ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 66

def day
  change(hour: 0, minute: 0)
end

#days_to_week_start ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 90

def days_to_week_start
  start_day_number = DAYS_INTO_WEEK.fetch(
    config.beginning_of_week
  )

  (@at.wday - start_day_number) % 7
end

#hour ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 55

def hour
  change(minute: 0)
end

#minute ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 44

def minute
  change
end

#month ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 98

def month
  change(day: 1, hour: 0, minute: 0)
end

#next_day ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 70

def next_day
  Nocturnal.new(
    day + 60 * 60 * 24,
    config: config
  ).day
end

#next_hour ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 59

def next_hour
  Nocturnal.new(
    hour + 60 * 60,
    config: config
  ).hour
end

#next_minute ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 48

def next_minute
  Nocturnal.new(
    minute + 60,
    config: config
  ).minute
end

#next_month ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 102

def next_month
  Nocturnal.new(
    month + 60 * 60 * 24 * 31,
    config: config
  ).month
end

#next_quarter ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 120

def next_quarter
  Nocturnal.new(
    quarter + 60 * 60 * 24 * 31 * 3,
    config: config
  ).quarter
end

#next_week ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 83

def next_week
  Nocturnal.new(
    week + 60 * 60 * 24 * 7,
    config: config
  ).week
end

#next_year ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 131

def next_year
  Nocturnal.new(
    year + 60 * 60 * 24 * 31 * 12,
    config: config
  ).year
end

#quarter ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 109

def quarter
  first_quarter_month = @at.month - (2 + @at.month) % 3

  change(
    month: first_quarter_month,
    day: 1,
    hour: 0,
    minute: 0
  )
end

#week ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 77

def week
  today = day

  (today.to_date - days_to_week_start).to_time
end

#year ⇒ Object 



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# File 'lib/trifle/stats/nocturnal.rb', line 127

def year
  change(month: 1, day: 1, hour: 0, minute: 0)
end