WaniKani Markdown Editor Notes (2023)

Write Markdown and HTML in the notes

Tendrás que instalar una extensión para tu navegador como Tampermonkey, Greasemonkey o Violentmonkey si quieres utilizar este script.

Necesitarás instalar una extensión como Tampermonkey o Violentmonkey para instalar este script.

Necesitarás instalar una extensión como Tampermonkey o Violentmonkey para instalar este script.

Necesitarás instalar una extensión como Tampermonkey o Userscripts para instalar este script.

Necesitará instalar una extensión como Tampermonkey para instalar este script.

Necesitarás instalar una extensión para administrar scripts de usuario si quieres instalar este script.

(Ya tengo un administrador de scripts de usuario, déjame instalarlo)

Necesitará instalar una extensión como Stylus para instalar este estilo.

Necesitará instalar una extensión como Stylus para instalar este estilo.

Necesitará instalar una extensión como Stylus para instalar este estilo.

Necesitará instalar una extensión del gestor de estilos de usuario para instalar este estilo.

Necesitará instalar una extensión del gestor de estilos de usuario para instalar este estilo.

Necesitará instalar una extensión del gestor de estilos de usuario para instalar este estilo.

(Ya tengo un administrador de estilos de usuario, déjame instalarlo)

// ==UserScript==
// @name         WaniKani Markdown Editor Notes (2023)
// @namespace    wanikani
// @description  Write Markdown and HTML in the notes
// @version      2.2.0
// @require      https://uicdn.toast.com/editor/latest/toastui-editor-all.min.js
// @require      https://unpkg.com/dexie@3/dist/dexie.js
// @require      https://greasyfork.org/scripts/430565-wanikani-item-info-injector/code/WaniKani%20Item%20Info%20Injector.user.js?version=1276693
// @icon         https://www.google.com/s2/favicons?sz=64&domain=markdownguide.org
// @match        *://www.wanikani.com/*
// @match        *://preview.wanikani.com/*
// @license      MIT
// @homepage     https://greasyfork.org/en/scripts/468764-wanikani-markdown-editor-notes-2023
// @source       https://github.com/patarapolw/wanikani-userscript/blob/master/userscripts/markdown-notes.user.js
// @supportURL   https://community.wanikani.com/t/userscript-markdown-editor-notes-2023/62246
// @grant        none
// ==/UserScript==

// @ts-check
/// <reference path="./types/item-info.d.ts" />
(function () {
  'use strict';

  const entryClazz = 'wk-markdown-notes';

  // @ts-ignore
  const _Dexie = /** @type {typeof import('dexie').default} */ (Dexie);
  /**
   * @typedef {{ id: number; state: any; markdown: string }} EntryMarkdown
   */

  class Database extends _Dexie {
    /** @type {import('dexie').Table<EntryMarkdown, number>} */
    markdown;

    constructor() {
      super(entryClazz);
      this.version(8)
        .stores({
          markdown: 'id,state.characters',
        })
        .upgrade((tx) => {
          const toKeep = [];
          tx.table('markdown')
            .each((it) => {
              if (it.markdown.trim()) {
                toKeep.push(it.id);
              }
            })
            .then(() => {
              return tx.table('markdown').where('id').noneOf(toKeep).delete();
            });
        });
    }
  }

  const wkMarkdown = {};
  Object.assign(window, { wkMarkdown });

  const db = new Database();
  wkMarkdown.db = db;

  /** @type {HTMLElement} */
  let elEditor;
  /** @type {import('@toast-ui/editor').Editor} */
  let editor;
  /** @type {WKItemInfoState} */
  let state;
  /** @type {EntryMarkdown | undefined} */
  let currentEntry;

  const injector = wkItemInfo
    .under('meaning,reading')
    .spoiling('nothing')
    .append('Markdown Notes', (o) => {
      save();
      state = o;

      const onElLoaded = () => {
        db.markdown.get(state.id).then((entry) => {
          currentEntry = entry;
          const md = entry?.markdown;
          setTimeout(() => {
            if (!editor) return;

            editor.changePreviewStyle('vertical');
            if (md) {
              editor.exec('toggle-preview');
            }

            setTimeout(() => {
              editor.blur();
            });
          });

          if (editor) {
            editor.setMarkdown(md || '');
          } else {
            /** @type {import('@toast-ui/editor').EditorOptions} */
            const opts = {
              el: elEditor,
              initialEditType: 'markdown',
              previewStyle: 'vertical',
              hideModeSwitch: true,
              linkAttributes: {
                target: '_blank',
              },
              toolbarItems: [
                ['heading', 'bold', 'italic', 'strike'],
                [
                  {
                    name: 'big',
                    tooltip: 'Big',
                    command: 'big',
                    text: 'BIG',
                    className: 'toastui-editor-toolbar-icons',
                    style: {
                      backgroundImage: 'none',
                      fontSize: '0.7em',
                      fontFamily: 'sans-serif',
                    },
                  },
                  {
                    name: 'furigana',
                    tooltip: 'Furigana',
                    command: 'furigana',
                    text: 'ふ',
                    className: 'toastui-editor-toolbar-icons',
                    style: {
                      backgroundImage: 'none',
                      fontSize: '1em',
                      fontFamily: 'sans-serif',
                    },
                  },
                  {
                    name: 'subject-type',
                    tooltip: 'Subject type',
                    text: '漢',
                    className: 'toastui-editor-toolbar-icons',
                    style: {
                      backgroundImage: 'none',
                      fontSize: '1em',
                      fontFamily: 'sans-serif',
                    },
                    popup: {
                      className: 'toastui-editor-popup-add-heading',
                      body: ((el) => {
                        el.className = 'toastui-editor-popup-body';

                        const ul = document.createElement('ul');
                        ul.setAttribute('aria-role', 'menu');
                        el.append(ul);

                        for (const p of ['rad', 'kan', 'voc', 'read']) {
                          const li = document.createElement('li');
                          ul.append(li);
                          li.setAttribute('aria-role', 'menuitem');

                          switch (p) {
                            case 'rad':
                              li.innerText = 'Radical';
                              break;
                            case 'kan':
                              li.innerText = 'Kanji';
                              break;
                            case 'voc':
                              li.innerText = 'Vocabulary';
                              break;
                            default:
                              li.innerText = 'Reading';
                          }
                          li.title = li.innerText;

                          li.onclick = () => {
                            const text = editor.getSelectedText();
                            if (text) {
                              editor.replaceSelection(`#${p}#${text}#/${p}#`);
                            }
                          };
                        }

                        return el;
                      })(document.createElement('div')),
                    },
                  },
                ],
                ['hr', 'quote'],
                ['ul', 'ol'],
                ['table', 'image', 'link'],
                // ['code', 'codeblock'],
                ['scrollSync'],
                [
                  {
                    name: 'preview',
                    tooltip: 'Preview',
                    el: ((btn) => {
                      btn.type = 'button';
                      btn.className =
                        'fa fa-eye toastui-editor-toolbar-icons toggle-preview';
                      btn.style.backgroundImage = 'none';
                      btn.style.fontSize = '1em';
                      btn.style.margin = '-7px -5px';
                      btn.onclick = () => {
                        editor.exec('toggle-preview');
                      };
                      return btn;
                    })(document.createElement('button')),
                  },
                  {
                    name: 'save',
                    tooltip: 'Save/Reload',
                    command: 'save',
                    text: '',
                    className: 'fa fa-save toastui-editor-toolbar-icons',
                    style: { backgroundImage: 'none', fontSize: '1em' },
                  },
                ],
              ],
              previewHighlight: false,
              customHTMLSanitizer: (s) => {
                return s;
              },
              customHTMLRenderer: {
                htmlInline: {
                  big(node, { entering }) {
                    const { attrs = {} } = node;
                    attrs.style = 'font-size: 2em';
                    return entering
                      ? {
                          type: 'openTag',
                          tagName: 'span',
                          attributes: attrs,
                        }
                      : { type: 'closeTag', tagName: 'span' };
                  },
                  small(node, { entering }) {
                    const { attrs = {} } = node;
                    attrs.style = 'font-size: 0.7em';
                    return entering
                      ? {
                          type: 'openTag',
                          tagName: 'span',
                          attributes: attrs,
                        }
                      : { type: 'closeTag', tagName: 'span' };
                  },
                },
                text: function (node, ctx) {
                  /** @type {import('@toast-ui/editor/types/toastmark').HTMLToken[]} */
                  const out = [];

                  /**
                   *
                   * @param {string} tag
                   * @param {() => void} doInside
                   */
                  const addTag = (tag, doInside) => {
                    out.push({
                      type: 'openTag',
                      tagName: tag,
                    });

                    doInside();

                    out.push({
                      type: 'closeTag',
                      tagName: tag,
                    });
                  };

                  /**
                   *
                   * @param {string} rb
                   * @param {string} rt
                   */
                  const addRubyContent = (rb, rt) => {
                    addTag('ruby', () => {
                      out.push({
                        type: 'text',
                        content: rb,
                      });

                      addTag('rp', () => {
                        out.push({
                          type: 'text',
                          content: '(',
                        });
                      });

                      addTag('rt', () => {
                        out.push({
                          type: 'text',
                          content: rt,
                        });
                      });

                      addTag('rp', () => {
                        out.push({
                          type: 'text',
                          content: ')',
                        });
                      });
                    });
                  };

                  /**  @param {string} s */
                  const wkFuriganaParser = (s) => {
                    const segments = s.split(/<(.+?)>\[(.+?)\]/g);
                    while (segments.length) {
                      const [raw, rb, rt] = segments.splice(0, 3);
                      out.push({
                        type: 'text',
                        content: raw,
                      });

                      if (rb) {
                        addRubyContent(rb, rt);
                      }
                    }
                  };

                  /**  @param {string} s */
                  const mdItFuriganaParser = (s) => {
                    const segments = s.split(/\[(.+?)\]\{(.+?)\}/g);
                    while (segments.length) {
                      const [raw, rb, rt] = segments.splice(0, 3);
                      wkFuriganaParser(raw);

                      if (rb) {
                        addTag('ruby', () => {
                          let rbArr = rb.split('.');
                          if (rbArr.length === 1) {
                            rbArr = rb.split('');
                          }
                          const rtArr = rt.split('.');

                          if (rbArr.length >= rtArr.length) {
                            rtArr.map((t, i) => {
                              if (i < rtArr.length - 1) {
                                addRubyContent(rbArr[i], t);
                              } else {
                                addRubyContent(rbArr.slice(i).join(''), t);
                              }
                            });
                          } else {
                            addRubyContent(rb, rt);
                          }
                        });
                      }
                    }
                  };

                  /** @param {string} s */
                  const wkMarkParser = (s) => {
                    const segments = s.split(
                      /#(rad|kan|voc|read)#(.+?)#\/\1#/g,
                    );
                    while (segments.length) {
                      const [raw, p, text] = segments.splice(0, 3);
                      mdItFuriganaParser(raw);

                      if (text) {
                        let className = '';
                        let title = '';

                        switch (p) {
                          case 'rad':
                            className = 'radical-highlight';
                            title = 'Radical';
                            break;
                          case 'kan':
                            className = 'kanji-highlight';
                            title = 'Kanji';
                            break;
                          case 'voc':
                            className = 'vocabulary-highlight';
                            title = 'Vocabulary';
                            break;
                          default:
                            className = 'reading-highlight';
                            title = 'Reading';
                        }

                        out.push(
                          {
                            type: 'openTag',
                            tagName: 'span',
                            classNames: [className],
                            attributes: { title },
                          },
                          {
                            type: 'text',
                            content: text,
                          },
                          {
                            type: 'closeTag',
                            tagName: 'span',
                          },
                        );
                      }
                    }
                  };

                  wkMarkParser(node.literal || '');

                  return out;
                },
              },
              autofocus: false,
              initialValue: md,
            };

            // @ts-ignore
            editor = new toastui.Editor(opts);
            wkMarkdown.editor = editor;

            editor.addCommand('markdown', 'save', () => {
              save();
              const md = editor.getMarkdown();
              // editor.reset();
              editor.setMarkdown(md, false);
              return true;
            });

            editor.addCommand('markdown', 'toggle-preview', () => {
              if (editor.getCurrentPreviewStyle() === 'tab') {
                editor.changePreviewStyle('vertical');
              } else {
                editor.changePreviewStyle('tab');
                const elPreviewButton = elEditor.querySelector(
                  '.toastui-editor-tabs > .tab-item:last-child',
                );

                if (elPreviewButton instanceof HTMLElement) {
                  elPreviewButton.click();
                }
              }
              return false;
            });

            editor.addCommand('markdown', 'big', () => {
              const text = editor.getSelectedText();
              if (text) {
                editor.replaceSelection(`<big>${text}</big>`);
                return true;
              }
              return false;
            });

            editor.addCommand('markdown', 'furigana', () => {
              const text = editor.getSelectedText();
              if (text) {
                editor.replaceSelection(`[${text}]{ふり}`);
                return true;
              }
              return false;
            });

            editor.on('blur', () => {
              save();
            });
          }
        });
      };

      if (!elEditor) {
        elEditor = document.createElement('div');
        elEditor.id = 'wk-markdown-editor';
        elEditor.lang = 'ja';
        elEditor.onkeydown = (ev) => {
          ev.stopImmediatePropagation();
          ev.stopPropagation();
        };
      }

      onElLoaded();

      return elEditor;
    });

  window.addEventListener('willShowNextQuestion', () => {
    injector.renew();
  });

  function save(force = true) {
    if (editor) {
      const markdown = editor.getMarkdown().trim();
      if (markdown || currentEntry) force = true;

      if (force) {
        db.markdown.put({ id: state.id, state, markdown }, state.id);
      }

      if (!elEditor) {
        editor.destroy();
      }
    }
  }

  const isClickedClass = 'is-clicked';

  (function add_css() {
    const style = document.createElement('style');

    const K = '.toastui-editor-defaultUI';

    style.append(
      document.createTextNode(/* css */ `
    @import url("https://uicdn.toast.com/editor/latest/toastui-editor.min.css");

    ${K} {
      /* Font list from Jisho.org */
      --md-font-family-sans-serif: "Source Han Sans", "源ノ角ゴシック", "Hiragino Sans", "HiraKakuProN-W3", "Hiragino Kaku Gothic ProN W3", "Hiragino Kaku Gothic ProN", "ヒラギノ角ゴ ProN W3", "Noto Sans", "Noto Sans CJK JP", "メイリオ", Meiryo, "游ゴシック", YuGothic, "MS Pゴシック", "MS PGothic", "MS ゴシック", "MS Gothic", sans-serif;
      --md-font-family-serif: "HiraMinProN-W3", "Hiragino Mincho ProN W3", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN W3", "游明朝", YuMincho, "HG明朝E", "MS P明朝", "MS PMincho", "MS 明朝", "MS Mincho", serif;
      --md-font-family: var(--md-font-family-sans-serif);

      background-color: #fff;
    }

    ${K} .ProseMirror {
      font-family: var(--md-font-family);
    }

    ${K} .toastui-editor-md-preview * {
      font-family: var(--md-font-family);
    }

    ${K} .serif {
      font-family: var(--md-font-family-serif);
    }

    ${K} .sans,
    ${K} .sans-serif {
      font-family: var(--md-font-family-sans-serif);
    }

    ${K} .toastui-editor-md-tab-container {
      display: none !important;
    }

    ${K} .toastui-editor-toolbar-icons.${isClickedClass} {
      background-color: gray;
    }
    `),
    );

    document.head.append(style);
  })();
})();