Class: RunbyPace::PaceTime

Inherits:
Object
  • Object
show all
Defined in:
lib/runby_pace/pace_time.rb

Overview

Represents a human-readable time in the format MM:ss

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(time) ⇒ PaceTime

Returns a new instance of PaceTime.



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# File 'lib/runby_pace/pace_time.rb', line 6

def initialize(time)
  if time.is_a?(String) || time.is_a?(Symbol)
    init_from_string time
  elsif time.is_a?(PaceTime)
    init_from_clone time
  elsif time.is_a?(Hash)
    init_from_hash time
  end
end

Instance Attribute Details

#minutes_part ⇒ Object (readonly)

Returns the value of attribute minutes_part.



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# File 'lib/runby_pace/pace_time.rb', line 4

def minutes_part
  @minutes_part
end

#seconds_part ⇒ Object (readonly)

Returns the value of attribute seconds_part.



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# File 'lib/runby_pace/pace_time.rb', line 4

def seconds_part
  @seconds_part
end

#time_s ⇒ Object (readonly)

Returns the value of attribute time_s.



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# File 'lib/runby_pace/pace_time.rb', line 4

def time_s
  @time_s
end

Class Method Details

.from_minutes(total_minutes) ⇒ Object

Parameters:

  • total_minutes (numeric) 


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# File 'lib/runby_pace/pace_time.rb', line 24

def self.from_minutes(total_minutes)
  from_seconds(total_minutes * 60.0)
end

.from_seconds(total_seconds) ⇒ Object

Parameters:

  • total_seconds (numeric) 


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# File 'lib/runby_pace/pace_time.rb', line 17

def self.from_seconds(total_seconds)
  minutes = total_seconds.abs.to_i / 60
  seconds = total_seconds.abs.to_i % 60
  PaceTime.new format("#{'%02d'}:#{'%02d'}", minutes, seconds)
end

.parse(str) ⇒ Object 



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# File 'lib/runby_pace/pace_time.rb', line 28

def self.parse(str)
  time = str.to_s.strip.chomp
  is_negative = false

  if time[0] == '-'
    is_negative = true
    time = time[1..-1]
  end

  if time.match(/^\d?\d:\d\d$/)
    parts = time.split(':')
    minutes_part = parts[0].to_i
    seconds_part = parts[1].to_i
  elsif time.match(/^\d+$/)
    minutes_part = time.to_i
    seconds_part = 0
  elsif time.match(/^\d+[,\. ]\d+$/)
    parts = time.split(/[,\. ]/)
    minutes_part = parts[0].to_i
    seconds_part = (parts[1].to_i / 10.0 * 60).to_i
  else
    raise 'Invalid time format'
  end

  raise 'Minutes must be less than 100' if minutes_part > 99
  raise 'Seconds must be less than 60' if seconds_part > 59
  if is_negative
    minutes_part *= -1
    seconds_part *= -1
  end
  time_formatted = "#{minutes_part.to_s.rjust(2, '0')}:#{seconds_part.to_s.rjust(2, '0')}"

  PaceTime.new(time_s: time_formatted, minutes_part: minutes_part, seconds_part: seconds_part)
end

.try_parse(str, is_five_k = false) ⇒ Object 



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# File 'lib/runby_pace/pace_time.rb', line 63

def self.try_parse(str, is_five_k = false)
  time, error_message, warning_message = nil
  begin
    time = parse str
  rescue StandardError => ex
    error_message = "#{ex.message} (#{str})"
  end

  # Break out these sanity checks into their own class if we add any more.
  if !time.nil? && is_five_k
    if time.minutes_part < 14 then warning_message = '5K times of less than 14:00 are unlikely' end
    if time.total_seconds > (42 * 60) then warning_message = '5K times of greater than 42:00 are not fully supported' end
  end

  { time: time, error: error_message, warning: warning_message }
end

Instance Method Details

#+(other) ⇒ Object

Parameters:



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# File 'lib/runby_pace/pace_time.rb', line 100

def +(other)
  if other.is_a?(PaceTime)
    PaceTime.from_seconds(total_seconds + other.total_seconds)
  end
end

#-(other) ⇒ Object

Parameters:



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# File 'lib/runby_pace/pace_time.rb', line 93

def -(other)
  if other.is_a?(PaceTime)
    PaceTime.from_seconds(total_seconds - other.total_seconds)
  end
end

#<(other) ⇒ Object 



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# File 'lib/runby_pace/pace_time.rb', line 134

def <(other)
  if other.is_a?(PaceTime)
    total_seconds < other.total_seconds
  end
end

#<=(other) ⇒ Object 



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# File 'lib/runby_pace/pace_time.rb', line 140

def <=(other)
  if other.is_a?(PaceTime)
    total_seconds <= other.total_seconds
  end
end

#==(other) ⇒ Object 



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# File 'lib/runby_pace/pace_time.rb', line 106

def ==(other)
  if other.is_a?(PaceTime)
    total_seconds == other.total_seconds
  elsif other.is_a?(String)
    @time_s == other
  end
end

#>(other) ⇒ Object 



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# File 'lib/runby_pace/pace_time.rb', line 122

def >(other)
  if other.is_a?(PaceTime)
    total_seconds > other.total_seconds
  end
end

#>=(other) ⇒ Object 



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# File 'lib/runby_pace/pace_time.rb', line 128

def >=(other)
  if other.is_a?(PaceTime)
    total_seconds >= other.total_seconds
  end
end

#almost_equals?(other_time, tolerance_time = '00:01') ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/runby_pace/pace_time.rb', line 114

def almost_equals?(other_time, tolerance_time = '00:01')
  if other_time.is_a?(String)
    other_time = PaceTime.new(other_time)
  end
  tolerance = PaceTime.new(tolerance_time)
  self >= (other_time - tolerance) && self <= (other_time + tolerance)
end

#to_s ⇒ Object 



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# File 'lib/runby_pace/pace_time.rb', line 80

def to_s
  @time_s
end

#total_minutes ⇒ Object 



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# File 'lib/runby_pace/pace_time.rb', line 88

def total_minutes
  @minutes_part + (@seconds_part / 60.0)
end

#total_seconds ⇒ Object 



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# File 'lib/runby_pace/pace_time.rb', line 84

def total_seconds
  @minutes_part * 60 + @seconds_part
end