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# original https://gist.github.com/715378
# thanks hakobe!
# Macで動作確認。Windowsの場合、spawnを使うとよいらしい。 参考: https://gist.github.com/325036

require 'webrick'

server = WEBrick::HTTPServer.new({
  :DocumentRoot => nil,
  :BindAddress => '0.0.0.0',
  :Port => 9090

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interface Window {
    isbn: string
    systemNames: any
}
declare var window: Window  

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// taken from http://stackoverflow.com/questions/3665115/create-a-file-in-memory-for-user-to-download-not-through-server
function download(filename, text) {
  const element = document.createElement("a");
  element.setAttribute(
    "href",
    "data:text/csv;charset=utf-8,\ufeff" + encodeURIComponent(text)
  );
  element.setAttribute("download", filename);

  element.style.display = "none";

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const getQueryString = () => {
    const params = {}
    location.search.substring(1).split('&').forEach((param) => {
        const [key, value] = param.split('=')
        // @ts-ignore
        params[key] = decodeURIComponent(value)
    })
    return params
}

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/*

 Unitrad UI APIライブラリ

 Copyright (c) 2017 CALIL Inc.
 This software is released under the MIT License.
 http://opensource.org/licenses/mit-license.php

*/

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import React, { useState} from 'react'
import useSWR from 'swr'
import { fetcher } from './fetcher'

const ENDPOINT = 'https://unitrad.calil.jp/v1/'
const REGION = 'recipe'

export const useSwr = (q: string) => {
    const [url, setUrl] = useState(`${ENDPOINT}/search?region=${REGION}&free=${encodeURIComponent(q)}`)
    const [interval, setPollingInterval] = useState(100)

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// モジュラス10 ウェイト2・1分割(Luhn formula)（M10W21）
// 1.数値の各桁に、下の桁から２・１・２・１・…の順番に係数（ウェイト）を掛けます。
// 2.各桁の結果が2桁の場合には、十の位と一の位を分けて足し合わせます（分割）。
// 3.それぞれの合計を求めます。
// 4.合計を10で割り、余りを求めます（モジュラス）。
// 5.この余りを 10 から引いたもの(10 - 余り)がチェックデジットです。ただし余りが0の場合はチェックデジットも「0」になります。
const calcCheckDigit = (code: number) => {
  const dividedNumber = code.toString().split('').reverse().map((n, index) => {
    const number = parseInt(n)
    if (index % 2 === 0) {

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const { WebClient } = require('@slack/web-api');
require('dotenv').config();
const token = process.env.SLACK_TOKEN;
console.log('token', token)
const web = new WebClient(token);

const slack = async (text) => {
    const result = await web.chat.postMessage({
        text: text,
        channel: '#bot',

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'use strict'
const fs = require('fs');
require('dotenv').config()

const Gyazo  = require('gyazo-api');
const client = new Gyazo(process.env.GYAZO_TOKEN);

const gyazo = async (path) => {
    return new Promise((resolve, reject) => {
        client.upload(path, {

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function scrollWindowBy(value: number, duration: number, easingFunc: (t: number) => number) {
    let startTime: number
    const startPos: number = window.scrollY
    const clientHeight: number = window.innerHeight
    const maxScroll = document.body.scrollHeight - clientHeight;
    const scrollIntendedDestination = startPos + value;
    // low and high bounds for possible scroll destinations
    const scrollEndValue = Math.min(Math.max(scrollIntendedDestination, 0), maxScroll)
    // create recursive function to call every frame
    const scroll = (timestamp: number) => {