if(window.location.href !== 'https://ks.psuti.ru/about/teachers.html') throw new Error('Перейдите на страницу https://ks.psuti.ru/about/teachers.html')

const table = document.querySelector('form[action="https://ks.psuti.ru/about/teachers.html"')

const limitField = table.querySelector('select[name="limit"]')
if(limitField.options[limitField.selectedIndex].text !== 'Все') throw new Error('Выберете "Все" в "Количество строк"')

const teachers = Array.from(table.querySelectorAll('tbody > tr > td:last-child > a')).slice(1)

const getTeacherInfo = (url) => {
    return new Promise((resolve, reject) => {
      const handle = window.open(url)
      const onLoaded = async () => {
        try {
            resolve(handle.document.querySelector('.article-content img').src)
            handle.close()
        } catch(e) {
          reject(e)
        }
      }
      let intervalID = setInterval(() => {
        try {
          if (handle && handle.document && handle.location.href !== 'about:blank') {
            clearInterval(intervalID)

            if (['complete', 'interactive'].includes(handle.document.readyState)) {
              onLoaded()
            } else {
              handle.addEventListener('DOMContentLoaded', onLoaded)
            }
          }
        } catch (e) {
            // Keep waiting for load
        }
      }, 100)
    })
}

// beware as it opens a lot of windows simultaniously
console.log(await Promise.all(teachers.map(async t => ({ name: t.textContent.trim(), picture: await getTeacherInfo(t.getAttribute('href')) }))))