storybook/docs/snippets/react/component-story-custom-args-complex.ts.mdx

```ts
// YourComponent.stories.js

import React from 'react';

import { Story, Meta } from '@storybook/react';

import { YourComponent, YourComponentProps } from './your-component';

//👇 Some function to demonstrate the behavior
const someFunction = (valuePropertyA, valuePropertyB) => {
  // Makes some computations and returns something
};

export default {
  component: YourComponent,
  title: 'A complex case with a function',
  //👇 Creates specific argTypes with options
  argTypes: {
    propertyA: {
      options: ['Item One', 'Item Two', 'Item Three'],
      control: { type: 'select' } // Automatically inferred when 'options' is defined
    },
    propertyB: {
      options: ['Another Item One', 'Another Item Two', 'Another Item Three'],
    },
  },
} as Meta;

const Template: Story<YourComponentProps> = ({ propertyA, propertyB, ...rest }) => {
  //👇 Assigns the result from the function to a variable
  const someFunctionResult = someFunction(propertyA, propertyB);

  return <YourComponent someProperty={someFunctionResult} {...rest} />;
};
```