mynode/packages/app-desktop/gui/WindowCommandsAndDialogs/commands/toggleMinimalMarkdownEditor.ts

import { CommandRuntime, CommandDeclaration, CommandContext } from '@joplin/lib/services/CommandService';
import { stateUtils } from '@joplin/lib/reducer';
import { _ } from '@joplin/lib/locale';
import Setting from '@joplin/lib/models/Setting';

export const declaration: CommandDeclaration = {
	name: 'toggleMinimalMarkdownEditor',
	label: () => _('Toggle minimal Markdown editor'),
	iconName: 'fa-pen',
};

export const runtime = (): CommandRuntime => {
	return {
		execute: async (context: CommandContext) => {
			if (stateUtils.hasNotesBeingSaved(context.state)) return;

			const minimalMarkdown = !Setting.value('editor.minimalMarkdown');
			Setting.setValue('editor.minimalMarkdown', minimalMarkdown);

			// The minimal editor is a Markdown editor, so make sure code view is on
			// for it to be visible, and that the legacy editor does not take precedence.
			if (minimalMarkdown) {
				Setting.setValue('editor.legacyMarkdown', false);
				if (!Setting.value('editor.codeView')) {
					Setting.setValue('editor.codeView', true);
					context.dispatch({ type: 'EDITOR_CODE_VIEW_CHANGE', value: true });
				}
			}
		},
		enabledCondition: '!notesAreBeingSaved && oneNoteSelected',
	};
};