Class: Zold::Propagate

Inherits:
Object
  • Object
show all
Defined in:
lib/zold/commands/propagate.rb

Overview

PROPAGATE pulling command

Instance Method Summary collapse

Constructor Details

#initialize(wallets:, log: Log::Quiet.new) ⇒ Propagate

Returns a new instance of Propagate.



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# File 'lib/zold/commands/propagate.rb', line 36

def initialize(wallets:, log: Log::Quiet.new)
  @wallets = wallets
  @log = log
end

Instance Method Details

#propagate(wallet, _) ⇒ Object

Returns list of Wallet IDs which were affected



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# File 'lib/zold/commands/propagate.rb', line 58

def propagate(wallet, _)
  me = wallet.id
  modified = []
  wallet.txns.select { |t| t.amount.negative? }.each do |t|
    target = @wallets.find(t.bnf)
    unless target.exists?
      @log.debug("#{t.amount * -1} to #{t.bnf}: wallet is absent")
      next
    end
    unless target.network == wallet.network
      @log.error("#{t.amount * -1} to #{t.bnf}: network mismatch, '#{target.network}'!='#{wallet.network}'")
      next
    end
    next if target.has?(t.id, me)
    unless Prefixes.new(target).valid?(t.prefix)
      @log.error("#{t.amount * -1} to #{t.bnf}: wrong prefix")
      next
    end
    target.add(t.inverse(me))
    @log.info("#{t.amount * -1} arrived to #{t.bnf}: #{t.details}")
    modified << t.bnf
  end
  modified.uniq!
  @log.debug("Wallet #{me} propagated successfully, #{modified.count} wallets affected")
  modified
end

#run(args = []) ⇒ Object

Returns list of Wallet IDs which were affected



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# File 'lib/zold/commands/propagate.rb', line 42

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
  mine = @wallets.all if mine.empty?
  modified = []
  mine.each do |id|
    modified += propagate(@wallets.find(id), opts)
  end
  modified
end