A script to download your eesel data

download.js

;(function openTransaction(databaseVersion) {

  let request = indexedDB.open('main', databaseVersion)
  request.onsuccess = async (event) => {
    const db = event.target.result
    const objectStoreNameList = [
      'commandList',
      'commandHistoryEntryList',
      'documentList',
      'productList',
      'upgradeList',
    ]

    const transaction = db.transaction(objectStoreNameList, 'readonly')

    const result = {}

    objectStoreNameList.forEach((objectStoreName) => {
      transaction.objectStore(objectStoreName).openCursor().onsuccess = (
        event
      ) => {
        const cursor = event.target.result
        if (cursor) {
          ;(result[objectStoreName] = result[objectStoreName] || []).push(
            cursor.value
          )
          cursor.continue()
        }
      }
    })

    transaction.oncomplete = () => {
      const link = document.createElement('a')
      link.href = `data:application/octet-stream;base64,${btoa(
        unescape(encodeURIComponent(JSON.stringify(result, null, '  ')))
      )}`
      link.target = '_blank'
      link.download = 'dump.json'
      link.click()
    }
  }
  request.onerror = async (event) => {
    if (databaseVersion < 300) {
      openTransaction(databaseVersion + 1)
    }
  }
})(126)