Stack Overflow reformat for Evernote

Format contents on Stack Enchange websites such as stackoverflow.com and askubuntu.com for easy saving to Evernote.

Aby zainstalować ten skrypt, wymagana jest instalacje jednego z następujących rozszerzeń: Tampermonkey, Greasemonkey lub Violentmonkey.

Aby zainstalować ten skrypt, wymagana jest instalacje jednego z następujących rozszerzeń: Tampermonkey, Violentmonkey.

Aby zainstalować ten skrypt, wymagana jest instalacje jednego z następujących rozszerzeń: Tampermonkey, Violentmonkey.

Aby zainstalować ten skrypt, wymagana będzie instalacja rozszerzenia Tampermonkey lub Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

Aby zainstalować ten skrypt, musisz zainstalować rozszerzenie menedżera skryptów użytkownika.

(Mam już menedżera skryptów użytkownika, pozwól mi to zainstalować!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

Będziesz musiał zainstalować rozszerzenie menedżera stylów użytkownika, aby zainstalować ten styl.

Będziesz musiał zainstalować rozszerzenie menedżera stylów użytkownika, aby zainstalować ten styl.

Musisz zainstalować rozszerzenie menedżera stylów użytkownika, aby zainstalować ten styl.

(Mam już menedżera stylów użytkownika, pozwól mi to zainstalować!)

// ==UserScript==
// @name         Stack Overflow reformat for Evernote
// @namespace    https://greatest.deepsurf.us/zh-TW/scripts/388100
// @version      1.0
// @description  Format contents on Stack Enchange websites such as stackoverflow.com and askubuntu.com for easy saving to Evernote.
// @author       twchen
// @include      https://stackoverflow.com/questions/*
// @include      https://*.stackexchange.com/questions/*
// @include      https://superuser.com/questions/*
// @include      https://serverfault.com/questions/*
// @include      https://askubuntu.com/questions/*
// @run-at       document-idle
// ==/UserScript==

(function () {
  "use strict";
  const description = document.querySelector("#question .post-layout");
  const body = document.body;
  let saveDesc = true;
  const answersToSave = [];

  function addLinks() {
    const answers = document.querySelectorAll(".answer > .post-layout");
    answers.forEach(ans => {
      const text = ans.querySelector(".answercell .post-text");
      const menu = ans.querySelector(".post-menu");
      const saveAnsLink = document.createElement("a");
      saveAnsLink.href = "#";
      saveAnsLink.text = 'save this answer';
      saveAnsLink.onclick = event => {
        event.preventDefault();
        answersToSave.push(ans);
        saveDesc = false;
        save();
      };
      const saveQALink = document.createElement('a');
      saveQALink.href = '#';
      saveQALink.text = 'save this Q&A';
      saveQALink.onclick = event => {
        event.preventDefault();
        answersToSave.push(ans);
        save();
      };
      menu.append(saveAnsLink, saveQALink);
    });

    const div = document.createElement('div');
    div.classList.add('pl8', 'aside-cta', 'grid--cell');
    const chooseLink = document.createElement('a');
    chooseLink.href = "#";
    chooseLink.classList.add("d-inline-flex", "ai-center", "ws-nowrap", "s-btn", "s-btn__primary");
    chooseLink.text = "Save Multiple Answers";
    chooseLink.onclick = event => {
      event.preventDefault();
      startChoosing();
    };
    div.appendChild(chooseLink);
    const header = document.querySelector('#question-header');
    header.append(div);
  }

  function startChoosing() {
    const votingContainers = document.querySelectorAll('.js-voting-container');
    votingContainers.forEach((container, i) => {
      const checkbox = document.createElement('input');
      checkbox.type = 'checkbox';
      checkbox.id = `checkbox${i}`;
      checkbox.style.margin = 'auto';
      const label = document.createElement('label');
      label.htmlFor = `checkbox${i}`;
      label.innerText = 'Keep';
      label.style.margin = 'auto';
      container.prepend(checkbox, label);
    });

    const doneButton = document.createElement('button');
    doneButton.innerText = "Done";
    Object.assign(doneButton.style, {
      position: 'fixed',
      right: '2rem',
      top: '50%',
      zIndex: '100'
    });
    doneButton.onclick = event => {
      event.preventDefault();
      doneChoosing();
    };
    body.appendChild(doneButton);
  }

  function doneChoosing() {
    const question = document.querySelector('#question');
    const questionCheckbox = question.querySelector('.js-voting-container input[type="checkbox"]');
    saveDesc = questionCheckbox.checked;
    const answers = document.querySelectorAll(".answer > .post-layout");
    answers.forEach(ans => {
      const text = ans.querySelector(".answercell .post-text");
      const checkbox = ans.querySelector(".js-voting-container input[type='checkbox']");
      if (checkbox.checked) {
        answersToSave.push(ans);
      }
    });
    if (answersToSave.length == 0) {
      alert('Choose at least one answer to save!');
    } else {
      save();
    }

  }

  function save() {
    expandComments();
    removeAllChildren(body);
    const div = document.createElement("div");
    div.style.margin = 'auto';
    const posts = saveDesc ? [description, ...answersToSave] : answersToSave;
    posts.forEach((post, i) => {
      if(i > 0 || (!saveDesc && answersToSave.length > 1)){
        const hr = document.createElement("hr");
        hr.style.height = '3px';
        hr.style.marginTop = '4rem';
        div.appendChild(hr);
      }
      console.log(post);
      const checkbox = post.querySelector('input[id^=checkbox]');
      if (checkbox) {
        checkbox.remove();
      }
      const checkboxLabel = post.querySelector('label[for^=checkbox]');
      if (checkboxLabel) {
        checkboxLabel.remove();
      }
      div.appendChild(post);
    });
    body.appendChild(div);
  }

  function expandComments() {
    const expandLinks = document.getElementsByClassName('js-show-link comments-link');
    for (let i = 0; i < expandLinks.length; i++) {
      expandLinks[i].click();
    }
  }

  function removeAllChildren(el) {
    while (el.firstChild) {
      el.removeChild(el.firstChild);
    }
  }

  addLinks();
})();