@uiw/react-md-editor/esm/components/TextArea/shortcuts.js

A markdown editor with preview, implemented with React.js and TypeScript.

import _extends from "@babel/runtime/helpers/extends";

function getCommands(data, resulte) {
  if (data === void 0) {
    data = [];
  }

  if (resulte === void 0) {
    resulte = {};
  }

  data.forEach(item => {
    if (item.children && Array.isArray(item.children)) {
      resulte = _extends({}, resulte, getCommands(item.children || []));
    } else if (item.keyCommand && item.shortcuts && item.execute) {
      resulte[item.shortcuts.toLocaleLowerCase()] = item;
    }
  });
  return resulte;
}

export default function shortcutsHandle(e, commands, commandOrchestrator, dispatch, state) {
  if (commands === void 0) {
    commands = [];
  }

  var data = getCommands(commands || []);
  var shortcuts = [];

  if (e.altKey) {
    shortcuts.push('alt');
  }

  if (e.shiftKey) {
    shortcuts.push('shift');
  }

  if (e.metaKey) {
    shortcuts.push('cmd');
  }

  if (e.ctrlKey) {
    shortcuts.push('ctrl');
  }

  if (shortcuts.length > 0 && !/(control|alt|meta|shift)/.test(e.key.toLocaleLowerCase())) {
    shortcuts.push(e.key.toLocaleLowerCase());
  }

  if (/escape/.test(e.key.toLocaleLowerCase())) {
    shortcuts.push('escape');
  }

  if (shortcuts.length < 1) {
    return;
  }

  var equal = !!data[shortcuts.join('+')];
  var command = equal ? data[shortcuts.join('+')] : undefined;
  Object.keys(data).forEach(item => {
    var isequal = item.split('+').every(v => {
      if (/ctrlcmd/.test(v)) {
        return shortcuts.includes('ctrl') || shortcuts.includes('cmd');
      }

      return shortcuts.includes(v);
    });

    if (isequal) {
      command = data[item];
    }
  });

  if (command && commandOrchestrator) {
    e.stopPropagation();
    e.preventDefault();
    commandOrchestrator.executeCommand(command, dispatch, state);
    return;
  }
}
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