> For the complete documentation index, see [llms.txt](https://docs.hello-lisa.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.hello-lisa.com/developers/guides/player-communication/message-api-reference/cart-view-cart.md).

# Cart — View Cart

The LiSA Player generates a message whenever the Shopping Cart CTA is clicked.

This message is sent by the LiSA Player to the host app / environment.

### Properties

Along with all standard [Message properties](/developers/guides/player-communication/message-api-reference.md#properties), a View Cart message includes the following additional properties:

<table><thead><tr><th width="240" valign="top">Name</th><th width="196" valign="top">Type</th><th valign="top">Description</th></tr></thead><tbody><tr><td valign="top"><code>cartUrl</code></td><td valign="top"><pre><code>String
</code></pre><p>Optional.</p></td><td valign="top">The <code>cartUrl</code> property specifies the distinct URL of the Shopping Cart as configured in the Player Settings.</td></tr><tr><td valign="top"><code>mediaItemId</code></td><td valign="top"><pre><code>string
</code></pre><p>Required.</p></td><td valign="top">The <code>mediaItemId</code> property uniquely identifies the Media Item from which this message originates.</td></tr><tr><td valign="top"><code>mediaItemType</code></td><td valign="top"><pre><code>MediaItemType
</code></pre><p>Required.</p></td><td valign="top">The <code>mediaItemType</code> property specifies the type of Media Item from which this message originates.<br><br>Refer to <a href="/pages/TzMvWg0wtnzBMpFfvyoN#media-item-type"><code>MediaItemType</code></a> for detailed information.</td></tr><tr><td valign="top"><code>messageType</code></td><td valign="top"><pre><code>Literal
</code></pre><p>Required.</p></td><td valign="top"><code>lsc:cart:view</code></td></tr><tr><td valign="top"><code>progress</code></td><td valign="top"><pre><code>MediaProgress
</code></pre><p>Required.</p></td><td valign="top">The <code>progress</code> property is an object that holds additional metadata related to the media playback progress of the current media item.<br><br>Please refer to <a href="/pages/rMD8D7mCXjBlgew5J7ms#media-progress"><code>MediaProgress</code></a> for detailed information.</td></tr></tbody></table>

#### Legacy Properties

{% hint style="warning" %}
If your integration uses **LiSA Player Version 1**, none of the properties described above will be available.

For **LiSA Player Version 2**, legacy properties can be ignored.
{% endhint %}

<table><thead><tr><th width="197" valign="top">Name</th><th width="190" valign="top">Type</th><th valign="top">Description</th></tr></thead><tbody><tr><td valign="top"><code>action</code></td><td valign="top"><pre><code>String
</code></pre><p>Required.</p></td><td valign="top"><code>view</code><br><br><span data-gb-custom-inline data-tag="emoji" data-code="26a0">⚠️</span> Please use <code>messageType</code> instead.</td></tr><tr><td valign="top"><code>target</code></td><td valign="top"><pre><code>Literal
</code></pre><p>Required.</p></td><td valign="top"><code>cart</code><br><br><span data-gb-custom-inline data-tag="emoji" data-code="26a0">⚠️</span> Please use <code>messageType</code> instead.</td></tr><tr><td valign="top"><code>url</code></td><td valign="top"><pre><code>String
</code></pre><p>Required.</p></td><td valign="top">The <code>url</code> property specifies the distinct URL of the Shopping Cart as configured in the Player Settings.<br><br><span data-gb-custom-inline data-tag="emoji" data-code="26a0">⚠️</span> Please use <code>cartUrl</code> instead.</td></tr></tbody></table>

***

### Type Definition

```typescript
interface ViewCartMessage extends Omit<
  Message,
  'messageType' | 'sender'
> {
  cartUrl: 'comment';
  mediaItemId: string;
  mediaItemType: MediaItemType;
  messageType: 'lsc:cart:view';
  progress: MediaProgress;
}
```

***

### Examples

```json
{
  "cartUrl": "https://my-domain.com/cart",
  "clockDriftInMs": 0,
  "mediaItemId": "9f333331-45cb-4289-8bcd-9023c1871111",
  "mediaItemType": "live",
  "messageType": "lsc:cart:view",
  "progress": {
    "bufferedTimeInMs": 636036,
    "currentTimeInMs": 619609,
    "durationInMs": 4616000,
    "elapsedTimeInMs": 22761,
    "isLive": true,
    "isPlaying": true,
    "skipTimeInMs": 600000,
    "visitorDwellTimeInMs": 23882
  },
  "sender": "LiSA",

  "action": "view",
  "additional":  {
    "showDate": "2025-01-15T18:00:00.000Z",
    "showId": "9f333331-45cb-4289-8bcd-9023c1871111",
    "showName": "Shred the Slopes: The Ultimate Ski Gear Guide 🎿❄️",
    "showState": "live",
    "showTitle": "Shred the Slopes: The Ultimate Ski Gear Guide 🎿❄️",
    "playing": true,
    "time": 620
  },
  "target": "cart",
  "url": "https://my-domain.com/cart"
}
```