Module: LucaBook::Accumulator::ClassMethods

Defined in:
lib/luca_book/accumulator.rb

Instance Method Summary collapse

Instance Method Details

#accumulate_month(year, month) ⇒ Object 



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# File 'lib/luca_book/accumulator.rb', line 14

def accumulate_month(year, month)
  monthly_record, count = net(year, month)
  [total_subaccount(monthly_record), count]
end

#gross(start_year, start_month, end_year = nil, end_month = nil, code: nil, date_range: nil, rows: 4, recursive: false, header: nil) ⇒ Object

for assert purpose

header: { customer: ‘some-customer’ }



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# File 'lib/luca_book/accumulator.rb', line 80

def gross(start_year, start_month, end_year = nil, end_month = nil, code:  nil, date_range: nil, rows: 4, recursive: false, header: nil)
  if ! date_range.nil?
    raise if date_range.class != Range

    start_year = date_range.first.year
    start_month = date_range.first.month
    end_year = date_range.last.year
    end_month = date_range.last.month
    date_bound = {
      start: {
        month: "#{start_year}#{LucaSupport::Code.encode_month(start_month)}",
        day: LucaSupport::Code.encode_date(date_range.first)
      },
      end: {
        month: "#{end_year}#{LucaSupport::Code.encode_month(end_month)}",
        day: LucaSupport::Code.encode_date(date_range.last)
      }
    }
  end
  scan_headers = header&.map { |k, v|
    [:customer, :editor].include?(k) ? [ "x-#{k.to_s}", v ] : nil
  }&.compact&.to_h

  end_year ||= start_year
  end_month ||= start_month
  sum = { debit: {}, credit: {}, debit_count: {}, credit_count: {} }
  idx_memo = []

  enm = if scan_headers.nil? || scan_headers.empty?
          term(start_year, start_month, end_year, end_month, code, 'journals')
        else
          Enumerator.new do |y|
            term(start_year, start_month, end_year, end_month, code, 'journals') do |f, path|
              4.times { f.gets } # skip to headers
              CSV.new(f, headers: false, col_sep: "\t", encoding: 'UTF-8')
                .each do |line|
                break if line.empty?

                if scan_headers.keys.include? line[0]
                  f.rewind
                  y << [f, path]
                end
              end
            end
          end
        end
  enm.each do |f, path|
    if date_bound
      if path[0] == date_bound[:start][:month]
        next if path[1][0] < date_bound[:start][:day]
      elsif path[0] == date_bound[:end][:month]
        next if path[1][0] > date_bound[:end][:day]
      end
    end

    CSV.new(f, headers: false, col_sep: "\t", encoding: 'UTF-8')
      .each_with_index do |row, i|
      break if i >= rows

      case i
      when 0
        idx_memo = row.map(&:to_s)
        next if code && idx_memo.select { |idx| /^#{code}/.match(idx) }.empty?

        idx_memo.each do |r|
          sum[:debit][r] ||= BigDecimal('0')
          sum[:debit_count][r] ||= 0
        end
      when 1
        next if code && idx_memo.select { |idx| /^#{code}/.match(idx) }.empty?

        row.each_with_index do |r, j|
          sum[:debit][idx_memo[j]] += BigDecimal(r.to_s)
          sum[:debit_count][idx_memo[j]] += 1
        end
      when 2
        idx_memo = row.map(&:to_s)
        break if code && idx_memo.select { |idx| /^#{code}/.match(idx) }.empty?

        idx_memo.each do |r|
          sum[:credit][r] ||= BigDecimal('0')
          sum[:credit_count][r] ||= 0
        end
      when 3
        row.each_with_index do |r, j|
          sum[:credit][idx_memo[j]] += BigDecimal(r.to_s)
          sum[:credit_count][idx_memo[j]] += 1
        end
      else
        puts row # for debug
      end
    end
  end
  return sum if code.nil?

  codes = if recursive
            sum[:debit].keys.concat(sum[:credit].keys).uniq.select { |k| /^#{code}/.match(k) }
          else
            Array(code)
          end
  res = { debit: { code => 0 }, credit: { code => 0 }, debit_count: { code => 0 }, credit_count: { code => 0 } }
  codes.each do |cd|
    res[:debit][code] += sum[:debit][cd] || BigDecimal('0')
    res[:credit][code] += sum[:credit][cd] || BigDecimal('0')
    res[:debit_count][code] += sum[:debit_count][cd] || 0
    res[:credit_count][code] += sum[:credit_count][cd] || 0
  end
  res
end

#load_data(io, path = nil) ⇒ Object

Override LucaRecord::IO.load_data



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# File 'lib/luca_book/accumulator.rb', line 208

def load_data(io, path = nil)
  [io, path]
end

#net(start_year, start_month, end_year = nil, end_month = nil, code: nil, date_range: nil, recursive: false, header: nil) ⇒ Object

netting vouchers in specified term



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# File 'lib/luca_book/accumulator.rb', line 192

def net(start_year, start_month, end_year = nil, end_month = nil, code: nil, date_range: nil, recursive: false, header: nil)
  g = gross(start_year, start_month, end_year, end_month, code: code, date_range: date_range, recursive: recursive, header: header)
  idx = (g[:debit].keys + g[:credit].keys).uniq.sort
  count = {}
  diff = {}.tap do |sum|
    idx.each do |code|
      sum[code] = g.dig(:debit, code).nil? ? BigDecimal('0') : LucaBook::Util.calc_diff(g[:debit][code], code)
      sum[code] -= g.dig(:credit, code).nil? ? BigDecimal('0') : LucaBook::Util.calc_diff(g[:credit][code], code)
      count[code] = (g.dig(:debit_count, code) || 0) + (g.dig(:credit_count, code) || 0)
    end
  end
  [diff, count]
end

#sum_matched(report, reg) ⇒ Object 



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# File 'lib/luca_book/accumulator.rb', line 72

def sum_matched(report, reg)
  report.select { |k, v| reg.match(k)}.values.sum
end

#total_subaccount(report) ⇒ Object

Accumulate Level 2, 3 account.



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# File 'lib/luca_book/accumulator.rb', line 21

def total_subaccount(report)
  {}.tap do |res|
    res['A0'] = sum_matched(report, /^[A][0-9A-Z]{2,}/)
    res['B0'] = sum_matched(report, /^[B][0-9A-Z]{2,}/)
    res['BA'] = res['A0'] - res['B0']
    res['C0'] = sum_matched(report, /^[C][0-9A-Z]{2,}/)
    res['CA'] = res['BA'] - res['C0']
    res['D0'] = sum_matched(report, /^[D][0-9A-Z]{2,}/)
    res['E0'] = sum_matched(report, /^[E][0-9A-Z]{2,}/)
    res['EA'] = res['CA'] + res['D0'] - res['E0']
    res['F0'] = sum_matched(report, /^[F][0-9A-Z]{2,}/)
    res['G0'] = sum_matched(report, /^[G][0-9][0-9A-Z]{1,}/)
    res['GA'] = res['EA'] + res['F0'] - res['G0']
    res['H0'] = sum_matched(report, /^[H][0-9][0-9A-Z]{1,}/)
    res['HA'] = res['GA'] - res['H0']

    report['9142'] = (report['9142'] || BigDecimal('0')) + res['HA']
    res['9142'] = report['9142']
    res['10'] = sum_matched(report, /^[12][0-9A-Z]{2,}/)
    jp_4v = sum_matched(report, /^[4][V]{2,}/) # deferred assets for JP GAAP
    res['30'] = sum_matched(report, /^[34][0-9A-Z]{2,}/) - jp_4v
    res['4V'] = jp_4v if LucaSupport::CONST.config['country'] == 'jp'
    res['50'] = sum_matched(report, /^[56][0-9A-Z]{2,}/)
    res['70'] = sum_matched(report, /^[78][0-9A-Z]{2,}/)
    res['91'] = sum_matched(report, /^91[0-9A-Z]{1,}/)
    res['8ZZ'] = res['50'] + res['70']
    res['9ZZ'] = sum_matched(report, /^[9][0-9A-Z]{2,}/)

    res['1'] = res['10'] + res['30']
    res['5'] = res['8ZZ'] + res['9ZZ']
    res['_d'] = report['_d']

    report.each do |k, v|
      res[k] ||= sum_matched(report, /^#{k}[0-9A-Z]{1,}/) if k.length == 2
      res[k] = v if k.length == 3
    end

    report.each do |k, v|
      if k.length >= 4
        if res[k[0, 3]]
          res[k[0, 3]] += v
        else
          res[k[0, 3]] = v
        end
        res[k] = v
      end
    end
    res.sort.to_h
  end
end