weseek__growi/packages/editor/src/services/link-util/markdown-link-util.ts

import type { EditorView } from '@codemirror/view';

import Linker from './Linker';

const curPos = (editor: EditorView) => {
  return editor.state.selection.main.head;
};

const doc = (editor: EditorView) => {
  return editor.state.doc;
};

const getCursorLine = (editor: EditorView) => {
  return doc(editor).lineAt(curPos(editor));

};

export const isInLink = (editor: EditorView): boolean => {
  const cursorLine = getCursorLine(editor);
  const startPos = curPos(editor) - cursorLine.from;

  const { beginningOfLink, endOfLink } = Linker.getBeginningAndEndIndexOfLink(cursorLine.text, startPos);
  return beginningOfLink >= 0 && endOfLink >= 0;
};
export const getMarkdownLink = (editor: EditorView): Linker => {
  if (!isInLink(editor)) {
    const selection = editor?.state.sliceDoc(
      editor?.state.selection.main.from,
      editor?.state.selection.main.to,
    );
    return Linker.fromMarkdownString(selection);
  }

  const cursorLine = getCursorLine(editor);
  const startPos = curPos(editor) - cursorLine.from;
  return Linker.fromLineWithIndex(cursorLine.text, startPos);
};

export const replaceFocusedMarkdownLinkWithEditor = (editor: EditorView, linkText: string): void => {
  editor.dispatch(editor.state.replaceSelection(linkText));
  // if (!isInLink(editor)) {
  //   console.log('!isInLink');
  //   editor.dispatch(editor.state.replaceSelection(linkText));
  // }
  // else {
  //   // editor.dispatch(editor.state.replaceSelection(linkText));
  //   // console.log('isInLink');
  //   // const cursorLine = getCursorLine(editor);
  //   // const startPos = curPos(editor) - cursorLine.from;
  //   // const { beginningOfLink, endOfLink } = Linker.getBeginningAndEndIndexOfLink(cursorLine.text, startPos);
  //   // editor.dispatch({
  //   //   changes: {
  //   //     from:  { line: cursorLine.number, ch: beginningOfLink },
  //   //     to: endOfLink,
  //   //     insert: linkText,
  //   //   },
  //   // });
  // }
};