# Customer API

The customer API provides an extension with data about the current customer.

#### Supporting targets
- [pos.customer-details.action.menu-item.render](/docs/api/pos-ui-extensions/targets/customer-details/pos-customer-details-action-menu-item-render)
- [pos.customer-details.action.render](/docs/api/pos-ui-extensions/targets/customer-details/pos-customer-details-action-render)
- [pos.customer-details.block.render](/docs/api/pos-ui-extensions/targets/customer-details/pos-customer-details-block-render)


## CustomerApi

### CustomerApiContent

### id
The unique identifier for the customer
## Related
- [pos.customer-details.action.menu-item.render](/docs/api/pos-ui-extensions/targets/pos-customer-details-action-menu-item-render)
- [pos.customer-details.action.render](/docs/api/pos-ui-extensions/targets/pos-customer-details-action-render)
## Examples

The customer API provides an extension with data about the current customer.

#### Supporting targets
- [pos.customer-details.action.menu-item.render](/docs/api/pos-ui-extensions/targets/customer-details/pos-customer-details-action-menu-item-render)
- [pos.customer-details.action.render](/docs/api/pos-ui-extensions/targets/customer-details/pos-customer-details-action-render)
- [pos.customer-details.block.render](/docs/api/pos-ui-extensions/targets/customer-details/pos-customer-details-block-render)

### 

### Retrieve the ID of the customer.

```tsx
import React from 'react';

import {
  Text,
  Screen,
  ScrollView,
  Navigator,
  reactExtension,
  useApi,
} from '@shopify/ui-extensions-react/point-of-sale';

const Modal = () => {
  const api = useApi<'pos.customer-details.action.render'>();
  return (
    <Navigator>
      <Screen name="CustomerApi" title="Customer Api">
        <ScrollView>
          <Text>{`Customer ID: ${api.customer.id}`}</Text>
        </ScrollView>
      </Screen>
    </Navigator>
  );
};

export default reactExtension('pos.customer-details.action.render', () => (
  <Modal />
));

```

```ts
import {
  Navigator,
  Screen,
  ScrollView,
  Text,
  extension,
} from '@shopify/ui-extensions/point-of-sale';

export default extension('pos.customer-details.action.render', (root, api) => {
  const navigator = root.createComponent(Navigator);
  const screen = root.createComponent(Screen, {
    name: 'CustomerApi',
    title: 'Customer Api',
  });
  const scrollView = root.createComponent(ScrollView);
  const text = root.createComponent(Text);

  text.append(`Customer ID: ${api.customer.id}`);
  scrollView.append(text);
  screen.append(scrollView);
  navigator.append(screen);
  root.append(navigator);
});

```