lib/zold/commands/calculate.rb
# frozen_string_literal: true
# Copyright (c) 2018-2023 Zerocracy
#
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require 'slop'
require 'zold/score'
require_relative 'thread_badge'
require_relative '../log'
# SCORE command.
# Author:: Yegor Bugayenko (yegor256@gmail.com)
# Copyright:: Copyright (c) 2018 Yegor Bugayenko
# License:: MIT
module Zold
# Calculate score
class Calculate
prepend ThreadBadge
def initialize(log: Log::NULL)
@log = log
end
def run(args = [])
opts = Slop.parse(args, help: true, suppress_errors: true) do |o|
o.banner = "Usage: zold score [options]
Available options:"
o.string '--time',
'The time to start a score prefix with (default: current time)',
default: Time.now.utc.iso8601
o.string '--invoice',
'The invoice you want to collect money to'
o.integer '--port',
"TCP port to open for the Net (default: #{Remotes::PORT})",
default: Remotes::PORT
o.string '--host', 'Host name (default: 127.0.0.1)',
default: '127.0.0.1'
o.integer '--strength',
"The strength of the score (default: #{Score::STRENGTH})",
default: Score::STRENGTH
o.integer '--max',
'Maximum value to find and then stop (default: 8)',
default: 8
o.bool '--hide-hash', 'Don\'t print hash',
default: false
o.bool '--hide-time', 'Don\'t print calculation time per each score',
default: false
o.bool '--help', 'Print instructions'
end
if opts.help?
@log.info(opts.to_s)
return
end
calculate(opts)
end
private
def calculate(opts)
start = Time.now
mstart = Time.now
strength = opts[:strength]
raise "Invalid strength: #{strength}" if strength <= 0 || strength > 8
score = Zold::Score.new(
time: Txn.parse_time(opts[:time]), host: opts[:host], port: opts[:port].to_i,
invoice: opts[:invoice], strength: strength
)
loop do
msg = score.to_s
msg += (score.value.positive? ? " #{score.hash}" : '') unless opts['hide-hash']
msg += " #{(Time.now - mstart).round(2)}s" unless opts['hide-time']
@log.info(msg)
break if score.value >= opts[:max].to_i
mstart = Time.now
score = score.next
end
seconds = (Time.now - start).round(2)
@log.info("Took #{seconds} seconds, #{seconds / score.value} per value")
score
end
end
end