initial commit

.gitignore

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+*.gem
+*.rbc
+
+.bundle
+
+doc
+coverage
+vendor/bundle

.rspec

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+--color

.travis.yml

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+language: ruby
+bundler_args: --without development
+script: bundle exec rspec spec
+rvm:
+  - 1.9.2
+  - 1.9.3
+  - 2.0.0
+  - jruby-19mode
+  - rbx-19mode
+branches:
+  only: master
+notifications:
+  email: false

Gemfile

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+source 'https://rubygems.org'
+
+group :development, :test do
+  gem 'pry'
+end
+
+group :test do
+  gem 'rspec'
+  gem 'simplecov', require: false
+end
+
+group :doc do
+  gem 'sdoc'
+end
+
+gemspec

Gemfile.lock

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+PATH
+  remote: .
+  specs:
+    zengin (0.1.0)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    coderay (1.0.9)
+    diff-lcs (1.2.4)
+    json (1.8.0)
+    method_source (0.8.2)
+    multi_json (1.7.9)
+    pry (0.9.12.2)
+      coderay (~> 1.0.5)
+      method_source (~> 0.8)
+      slop (~> 3.4)
+    rdoc (3.12.2)
+      json (~> 1.4)
+    rspec (2.14.1)
+      rspec-core (~> 2.14.0)
+      rspec-expectations (~> 2.14.0)
+      rspec-mocks (~> 2.14.0)
+    rspec-core (2.14.4)
+    rspec-expectations (2.14.1)
+      diff-lcs (>= 1.1.3, < 2.0)
+    rspec-mocks (2.14.3)
+    sdoc (0.3.20)
+      json (>= 1.1.3)
+      rdoc (~> 3.10)
+    simplecov (0.7.1)
+      multi_json (~> 1.0)
+      simplecov-html (~> 0.7.1)
+    simplecov-html (0.7.1)
+    slop (3.4.6)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  pry
+  rspec
+  sdoc
+  simplecov
+  zengin!

LICENSE

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+Copyright (c) 2013 Shouichi Kamiya
+
+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 to use,
+copy, modify, merge, publish, distribute, sublicense, and/or sell
+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
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.

README.md

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+### 全銀CSVエクスポーター
+
+全銀の形式のCSVを吐きます。 ネット銀行などを使って振込を自動で行いたい時に使っ
+て下さい。
+
+### 使い方
+
+```
+# 振込先の配列
+deposits = [
+  {
+    bank_code: 33,
+    branch_code: 1,
+    account_type: Zengin::AccountType.ordinary,
+    account_number: 0123456,
+    account_name: 'タロウ',
+    amount: 888,
+  },
+  {
+    bank_code: 5,
+    branch_code: 1,
+    account_type: Zengin::AccountType.current,
+    account_number: 1234567,
+    account_name: 'ジロウ',
+    amount: 2525,
+  },
+]
+
+# 振込元（自分）の口座などを設定
+exporter = Zengin::Exporter.new(
+  client_name: 'ハナコ',
+  client_branch_code: 1,
+  client_account_number: 2345678,
+  deposit_at: Time.now,
+  deposits: deposits,
+)
+
+# CSVとして保存
+exporter.export('/tmp/deposits.csv')
+```
+
+### 開発
+
+```
+% bundle install
+% bundle exec rspec
+% bundle exec gem build zengin.gemspec
+% bundle exec gem install zengin-0.1.0.gem
+```

lib/zengin.rb

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+require 'csv'
+
+module Zengin
+end
+
+require 'zengin/errors'
+require 'zengin/formatters'
+require 'zengin/account_type'
+require 'zengin/exporter'

lib/zengin/account_type.rb

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+module Zengin
+  module AccountType
+    extend self
+
+    def ordinary
+      1
+    end
+
+    def current
+      2
+    end
+
+    def saving
+      4
+    end
+  end
+end

lib/zengin/deposit.rb

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+module Zengin
+  class Deposit
+    attr_accessor :bank_code, :branch_code :account_type, :account_number, :account_name, :amount
+
+    def initialize(options = {})
+      bank_code      = options[:bank_code]
+      branch_code    = options[:branch_code]
+      account_type   = options[:account_type]
+      account_number = options[:account_number]
+      account_name   = options[:account_name]
+      amount         = options[:amount]
+    end
+  end
+end

lib/zengin/errors.rb

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+module Zengin
+  class Error < StandardError
+  end
+
+  class RequiredArgumentMissingError < Error
+  end
+end

lib/zengin/exporter.rb

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+module Zengin
+  class Exporter
+    attr_accessor :client_name, :client_branch_code, :client_account_number, :deposit_at, :deposits
+
+    def initialize(options = {})
+      options = default_options.merge!(options)
+
+      self.client_name           = options[:client_name]
+      self.client_branch_code    = options[:client_branch_code]
+      self.client_account_number = options[:client_account_number]
+      self.deposit_at            = options[:deposit_at]
+      self.deposits              = options[:deposits]
+    end
+
+    def rows
+      deposits.reduce([build_header]) do |accumulator, deposit|
+        accumulator << build_row(deposit)
+      end
+    end
+
+    def export(path)
+      CSV.open(path, 'wb', encoding: 'Shift_JIS') do |csv|
+        rows.each do |row|
+          csv << row
+        end
+      end
+    end
+
+    private
+
+    def build_header
+      Zengin::HeaderFormatter.new(
+        client_name: client_name,
+        client_branch_code: client_branch_code,
+        client_account_number: client_account_number,
+        deposit_at: deposit_at,
+      ).format
+    end
+
+    def build_row(deposit)
+      Zengin::RowFormatter.new(deposit).format
+    end
+
+    def default_options
+      default_options = {
+        deposit_at: Time.now,
+        deposits: [],
+      }
+    end
+  end
+end

lib/zengin/formatters.rb

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+module Zengin
+  class HeaderFormatter
+    attr_accessor :client_name, :client_branch_code, :client_account_number, :deposit_at
+
+    def initialize(options = {})
+      self.client_name           = options[:client_name]
+      self.client_branch_code    = options[:client_branch_code]
+      self.client_account_number = options[:client_account_number]
+      self.deposit_at            = options[:deposit_at]
+    end
+
+    def format
+      [1, 21, 0, nil, client_name, formatted_deposit_at, 33, nil, client_branch_code, nil, 1, client_account_number]
+    end
+
+    private
+
+    def formatted_deposit_at
+      '%02d%02d' % [deposit_at.month, deposit_at.day]
+    end
+  end
+
+  class RowFormatter
+    attr_accessor :deposit
+
+    def initialize(deposit)
+      self.deposit = deposit
+    end
+
+    def format
+      [2, deposit[:bank_code], nil, deposit[:branch_code], nil, nil, deposit[:account_type], deposit[:account_number], deposit[:account_name], deposit[:amount], 0, nil]
+    end
+  end
+end

lib/zengin/version.rb

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+module Zengin
+  VERSION = '0.1.0'
+end

spec/account_type_spec.rb

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+require File.expand_path(File.dirname(__FILE__) + '/spec_helper')
+
+describe Zengin::AccountType do
+  subject { Zengin::AccountType }
+
+  describe '::ordinary' do
+    it 'returns 1' do
+      expect(subject.ordinary).to eq(1)
+    end
+  end
+
+  describe '::current' do
+    it 'returns 1' do
+      expect(subject.current).to eq(2)
+    end
+  end
+
+  describe '::saving' do
+    it 'returns 1' do
+      expect(subject.saving).to eq(4)
+    end
+  end
+end

spec/exporter_spec.rb

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+require File.expand_path(File.dirname(__FILE__) + '/spec_helper')
+
+describe Zengin::Exporter do
+  let(:client_name)           { 'sengoku38' }
+  let(:client_branch_code)    { 5 }
+  let(:client_account_number) { 1234567 }
+  let(:deposit_at)            { Time.now }
+
+  let(:deposits) do
+    [
+      {
+        bank_code: 33,
+        branch_code: 1,
+        account_type: Zengin::AccountType.ordinary,
+        account_number: 0123456,
+        account_name: 'tarou',
+        amount: 888,
+      },
+      {
+        bank_code: 5,
+        branch_code: 1,
+        account_type: Zengin::AccountType.current,
+        account_number: 1234567,
+        account_name: 'jirou',
+        amount: 2525,
+      }
+    ]
+  end
+
+  let(:exporter) do
+    Zengin::Exporter.new(
+      client_name: client_name,
+      client_branch_code: client_branch_code,
+      client_account_number: client_account_number,
+      deposit_at: deposit_at,
+      deposits: deposits,
+    )
+  end
+
+  describe '#rows' do
+    subject { exporter.rows }
+
+    it 'contains 1 + N(deposits) rows' do
+      expect(subject).to have(3).items
+    end
+  end
+end