lib/zold/commands/propagate.rb
# frozen_string_literal: true
# Copyright (c) 2018-2023 Zerocracy
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the 'Software'), to deal
# in the Software without restriction, including without limitation the rights
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# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFINGEMENT. IN NO EVENT SHALL THE
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# SOFTWARE.
require 'slop'
require 'rainbow'
require_relative 'thread_badge'
require_relative 'args'
require_relative '../log'
require_relative '../age'
require_relative '../wallet'
require_relative '../wallets'
require_relative '../prefixes'
# PROPAGATE command.
# Author:: Yegor Bugayenko (yegor256@gmail.com)
# Copyright:: Copyright (c) 2018 Yegor Bugayenko
# License:: MIT
module Zold
# PROPAGATE pulling command
class Propagate
prepend ThreadBadge
def initialize(wallets:, log: Log::NULL)
@wallets = wallets
@log = log
end
# Returns list of Wallet IDs which were affected
def run(args = [])
opts = Slop.parse(args, help: true, suppress_errors: true) do |o|
o.banner = "Usage: zold propagate [ID...] [options]
Available options:"
o.bool '--help', 'Print instructions'
end
mine = Args.new(opts, @log).take || return
modified = []
(mine.empty? ? @wallets.all : mine.map { |i| Id.new(i) }).each do |id|
modified += propagate(id, opts)
end
modified
end
private
# Returns list of Wallet IDs which were affected
def propagate(id, _)
start = Time.now
modified = []
total = 0
network = @wallets.acq(id, &:network)
@wallets.acq(id, &:txns).select { |t| t.amount.negative? }.each do |t|
total += 1
if t.bnf == id
@log.error("Paying itself in #{id}? #{t}")
next
end
@wallets.acq(t.bnf, exclusive: true) do |target|
unless target.exists?
@log.debug("#{t.amount * -1} from #{id} to #{t.bnf}: wallet is absent")
next
end
unless target.network == network
@log.debug("#{t.amount * -1} to #{t.bnf}: network mismatch, '#{target.network}'!='#{network}'")
next
end
next if target.includes_positive?(t.id, id)
unless target.prefix?(t.prefix)
@log.debug("#{t.amount * -1} from #{id} to #{t.bnf}: wrong prefix \"#{t.prefix}\" in \"#{t}\"")
next
end
target.add(t.inverse(id))
@log.info("#{t.amount * -1} arrived to #{t.bnf}: #{t.details}")
modified << t.bnf
end
end
modified.uniq!
@log.debug("Wallet #{id} propagated successfully, #{total} txns \
in #{Age.new(start, limit: 20 + (total * 0.005))}, #{modified.count} wallets affected")
modified.each do |w|
@wallets.acq(w, &:refurbish)
end
modified
end
end
end