@edtr-io/plugin-text/dist/plugins/markdown.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.markdownShortcuts = void 0;

var _list = require("./list");

var _blockquote = require("./blockquote");

var _headings = require("./headings");

var _paragraph = require("./paragraph");

var handleMarkdown = function handleMarkdown(chars, editor, next, name) {
  if (/\d+\./.test(chars)) {
    if ((0, _list.isList)(_list.orderedListNode)(editor)) {
      return undefined;
    }

    return (0, _list.toggleList)(_list.orderedListNode)(editor);
  }

  switch (chars) {
    case '*':
    case '-':
    case '+':
      if ((0, _list.isList)(_list.unorderedListNode)(editor)) {
        return undefined;
      }

      return (0, _list.toggleList)(_list.unorderedListNode)(editor);

    case '>':
      return (0, _blockquote.createBlockquote)(editor, name);

    case '#':
      return (0, _headings.createSetHeading)(1)(editor);

    case '##':
      return (0, _headings.createSetHeading)(2)(editor);

    case '###':
      return (0, _headings.createSetHeading)(3)(editor);

    case '####':
      return (0, _headings.createSetHeading)(4)(editor);

    case '#####':
      return (0, _headings.createSetHeading)(5)(editor);

    case '######':
      return (0, _headings.createSetHeading)(6)(editor);

    default:
      return undefined;
  }
};

var onSpace = function onSpace(event, editor, next, name) {
  var value = editor.value;
  var selection = value.selection;
  if (selection.isExpanded) return next();
  var startBlock = value.startBlock;
  var start = selection.start;
  var chars = startBlock.text.slice(0, start.offset).replace(/\s*/g, '');
  var handled = handleMarkdown(chars, editor, next, name);

  if (!handled) {
    return next();
  }

  event.preventDefault();
  editor.moveFocusToStartOfNode(startBlock).delete();
};

var onBackspace = function onBackspace(event, editor, next) {
  var value = editor.value;
  var selection = value.selection;
  if (selection.isExpanded) return next();
  if (selection.start.offset !== 0) return next();
  var startBlock = value.startBlock;
  if (startBlock.type === 'paragraph') return next();
  event.preventDefault();
  (0, _paragraph.setParagraph)(editor);
};

var onEnter = function onEnter(event, editor, next) {
  var value = editor.value;
  var selection = value.selection;
  var start = selection.start,
      isExpanded = selection.isExpanded;
  if (isExpanded) return next();
  var startBlock = value.startBlock;
  if (start.offset === 0 && startBlock.text.length === 0) return onBackspace(event, editor, next);
  return next();
};

var markdownShortcuts = function markdownShortcuts(pluginClosure) {
  return {
    onKeyDown: function onKeyDown(event, editor, next) {
      if (!pluginClosure.current) {
        return next();
      }

      var e = event;
      var name = pluginClosure.current.name;

      switch (e.key) {
        case ' ':
          return onSpace(e, editor, next, name);

        case 'Backspace':
          return onBackspace(e, editor, next);

        case 'Enter':
          return onEnter(e, editor, next);

        default:
          return next();
      }
    }
  };
};

exports.markdownShortcuts = markdownShortcuts;
//# sourceMappingURL=markdown.js.map