# payments.canPurchaseStore

> Checks whether a purchase is possible. Must be called before in-store purchase, official apps only.

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Checks whether a purchase is possible. Must be called before in-store purchase, official apps only.

### Parameters:

| Name     |    Type       | Description | Required |
|----------|---------------|-------------|----------|
|purpose|[InputStorePaymentPurpose](/API_docs/types/InputStorePaymentPurpose.html) | Payment purpose. | Yes|


### Return type: [Bool](/API_docs/types/Bool.html)

### Can users use this method: **YES**


### Can bots use this method: **NO**


### Can bots use this method over a business connection with the `businessConnectionId` flag: **NO**


### MadelineProto Example ([now async for huge speed and parallelism!](https://docs.madelineproto.xyz/docs/ASYNC.html)):


```php
if (!file_exists('madeline.php')) {
    copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
}
include 'madeline.php';

$MadelineProto = new \danog\MadelineProto\API('session.madeline');
$MadelineProto->start();

$Bool = $MadelineProto->payments->canPurchaseStore(purpose: $InputStorePaymentPurpose, );
```