class Parser

# File lib/tempus/parser.rb, line 5
def initialize(only_hours = true)
  @only_hours = only_hours
end

# File lib/tempus/parser.rb, line 9
def parse(value)
  @value = value

  if @value.is_a?(String)
    from_string.to_f
  elsif @value.is_a?(Time)
    from_time.to_f
  else
    @value.to_f
  end
end

# File lib/tempus/parser.rb, line 29
def from_string
  str = @value.to_s.split(':')
  value = 0

  %i[hours minutes seconds].each_with_index do |m, i|
    value += str.at(i).to_i.abs.send(m.to_s)
  end

  str.to_s.include?('-') ? value * -1 : value
end

# File lib/tempus/parser.rb, line 23
def from_time
  return @value.to_f unless @only_hours

  (@value - @value.beginning_of_day).to_f
end