3月末優待逆日歩

gyakuhibu3gatu.rb

# coding:utf-8
require 'rubygems'
require 'jpstock'

# 逆日歩最高料率の計算
def max_gyakuhibu(price, lot)
  m = price * lot
  g = (m / 50000.0).ceil * 100
  g = g / lot.to_f
  if g <= 1
    g = 1.5
  else
    g = g.ceil
  end
  return g
end

# 注意喚起銘柄 倍率返す
def chuuikanki(code)
  if code == '4337' or code == '7616' or code == '4837'
    return 2
  end
  return 1
end

class YutaiData
  attr_accessor :code, :name, :benefit, :gyakuhibu, :cost, :loss, :rate
  
  def initialize(code, name, price, lot, yutai_lot, benefit)
    @code = code
    @name = name
    @price = price
    @lot = lot
    @benefit = benefit
    @gyakuhibu = max_gyakuhibu(price, lot) * 4 * 3 * chuuikanki(code) # 権利日 * 3月末日数 * 注意喚起
    @cost = (@gyakuhibu * yutai_lot).to_i # 逆日歩最高料率 * 優待取得に必要な株数
    @loss = @benefit - @cost
    @rate = (@loss / @benefit.to_f * 100).round(1)
  end
  
  def debug()
    print "コード:#{@code} 会社名:#{@name} 株価:#{@price} 単元:#{@lot}\n"
    print "逆日歩:#{@gyakuhibu} コスト:#{@cost} 損失:#{@loss}\n"
  end
end

# 証券コード => [優待に必要な株数, 優待額]
codes = {2269 => [100, 2000], 
        2284 => [1000, 5000], 
        2669 => [100, 3000], 
        2922 => [100, 2000], 
        4337 => [100, 2500], 
        4800 => [1, 500], 
        4837 => [100, 2625], 
        6287 => [100, 1000], 
        6875 => [100, 3000], 
        7291 => [100, 1000], 
        7313 => [100, 3000], 
        7616 => [500, 10000],
        7942 => [100, 3000], 
        8920 => [100, 1000], 
        9405 => [100, 500], 
        9857 => [500, 1000]}
quotes = JpStock.quote(:code => codes.keys)

results = []
quotes.keys.each do |code|
  results.push(YutaiData.new(code,
                             quotes[code].company_name,
                             quotes[code].close,
                             quotes[code].round_lot,
                             codes[code.to_i][0],
                             codes[code.to_i][1]))
end


output = <<EOS
<table>
<tr>
<th>コード</th><th>企業名</th><th>逆日歩</th><th>優待額</th><th>コスト</th><th>損益</th><th>率</th>
</tr>
EOS
results.sort{|a, b|
  a.rate <=> b.rate
}.reverse.each{|d|
  output += <<EOS
<tr>
<td>#{d.code}</td><td>#{d.name}</td><td>#{d.gyakuhibu}</td><td>#{d.benefit}</td><td>#{d.cost}</td>
EOS
  output += d.loss >= 0 ? "<td><font color=red>+#{d.loss}</font></td>" : "<td><font color=blue>#{d.loss}</font></td>"
  output += "<td>#{d.rate}</td>"
  output += "</tr>"
}
output += <<EOS
</table>
EOS

print output