https://blog.munieru.jp/entry/2019/09/30/090847

amazon-kindle-to-tsv.console.js

(function (copy) {
  main()

  async function main () {
    const rowElements = getRowElements()
    console.log(`${rowElements.length}件のアイテムを取得開始します。`)
    const items = await Promise.all(rowElements.map(async (rowElement) => {
      const item = await toItem(rowElement)
      console.log(`Done: ${item.title}`)
      return item
    }))
    console.log(`${rowElements.length}件中${items.length}件のアイテムを取得しました。`)
    const lines = items.map(item => {
      const { title, author, purchaseDate, asin, originalASIN} = item
      const line = `${title}\t${author}\t${purchaseDate}\t${asin}`
      return originalASIN ? `${line}\t${originalASIN}` : line
    })
    const tsv = lines.join('\n')
    copy(tsv)
    const first = items[0]
    const last = items[lines.length - 1]
    console.log(`${lines.length}行のTSVをコピーしました（『${first.title}』から『${last.title}』まで）。`)
  }

  function getRowElements () {
    return Array.from(document.querySelectorAll('.contentTableListRow_myx li'))
  }

  async function toItem (rowElement) {
    const getCellValue = key => rowElement.querySelector(`[bo-text="tab.${key}"]`).textContent.trim()
    const title = getCellValue('title')
    const author = getCellValue('author')
    const purchaseDate = getCellValue('purchaseDate')
    const asin = rowElement.querySelector('[id^="contentTabList_"]').getAttribute('name').replace(/^contentTabList_/, '')
    const item = { title, author, purchaseDate, asin}
    const originalASIN = await fetchOriginalASIN(asin)
    return originalASIN ? { ...item, originalASIN} : item
  }

  async function fetchOriginalASIN (asin) {
    const originalASINFromAmazon = await fetchOriginalASINFromAmazon(asin)
    if (originalASINFromAmazon) {
      return originalASINFromAmazon
    }
    const originalASINFromBooklog = await fetchOriginalASINFromBooklog(asin)
    return originalASINFromBooklog
  }

  async function fetchOriginalASINFromAmazon (asin) {
    try {
      const url = `https://www.amazon.co.jp/dp/${asin}`
      const doc = await fetchDOM(url)
      const formatsElement = doc.getElementById('formats')
      if (!formatsElement) {
        return
      }
      const formatElements = Array.from(formatsElement.querySelectorAll('.format'))
      const formatElement = formatElements.find(formatElement => {
        const text = formatElement.textContent
        return !text.includes('Kindle') && !text.includes('Audible')
      })
      if (!formatElement) {
        return
      }
      const path = formatElement.querySelector('.a-button-text').getAttribute('href')
      const originalASIN = path.match(/^(.+)\/dp\/(.+)\/.+/)[2]
      return originalASIN
    } catch (ignored) {
      return
    }
  }

  async function fetchOriginalASINFromBooklog (asin) {
    try {
      const url = `https://booklog.jp/item/1/${asin}`
      const doc = await fetchDOM(url)
      const altItemElements = doc.querySelectorAll('.alt-item')
      if (!altItemElements.length) {
        return
      }
      const altItemElement = altItemElements[0]
      const path = altItemElement.querySelector('a').getAttribute('href')
      const originalASIN = path.match(/^\/item\/1\/(.+)/)[1]
      return originalASIN
    } catch (ignored) {
      return
    }
  }

  async function fetchDOM (url) {
    const resp = await fetch(url)
    const body = await resp.text()
    const doc = await new DOMParser().parseFromString(body, 'text/html')
    return doc
  }
})(copy)