## List invoices

Returns a paginated list of invoices for the authenticated merchant.

The response includes cursor-based pagination with `previous` and `next` cursors
that can be used to navigate through the invoice history.

## Endpoint signature

```http
POST https://api.reservepay.com/merchants/list-invoices HTTP/1.1
Content-Type: application/json
Accept: application/json
Authorization: Bearer <token>

{
  per_page: number?,
  after: string?,
  before: string?,
}
```

Returns: object

## Request arguments

### `per_page` (number)

_Optional_. Number of invoices to return per page (default: 25)

### `after` (string)

_Optional_. Cursor for pagination - return invoices created before this invoice ID

### `before` (string)

_Optional_. Cursor for pagination - return invoices created after this invoice ID

## Response attributes

### `previous` (object)

_Nullable_. Cursor for the previous page. Contains 'before' (ID) and 'per_page' (page size) parameters. Use these values in the 'before' and 'per_page' parameters of the next request to get the previous page.

### `page` (array<object.invoice>)

**Always present**. The current page of records, ordered by creation date (newest first).

### `next` (object)

_Nullable_. Cursor for the next page. Contains 'after' (ID) and 'per_page' (page size) parameters. Use these values in the 'after' and 'per_page' parameters of the next request to get the next page.

## Invoice attributes

### `invoice_id` (string)

**Always present**. The ID of the invoice.

### `number` (string)

**Always present**. The full number of the invoice.

### `status` (string)

**Always present**. The status of the invoice.

Possible values:

- `due`
- `settled`

### `amount` (number)

**Always present**. The gross amount of the invoice in subunits.

### `net_amount` (number)

**Always present**. The net amount of the invoice in subunits.

### `vat_amount` (number)

**Always present**. The VAT amount of the invoice in subunits.

### `currency` (string)

**Always present**. The 3-letter ISO currency code (e.g., 'THB').

### `issued_on` (string)

**Always present**. The date the invoice was issued in ISO 8601 format.

### `pdf_download_url` (string)

_Nullable_. The URL to download the invoice PDF.

### `receipt_id` (string)

_Nullable_. The ID of the receipt associated with this invoice.

### `receipt_number` (string)

_Nullable_. The full number of the receipt associated with this invoice.

### `receipt_pdf_download_url` (string)

_Nullable_. The URL to download the receipt PDF.

### `receipt_created_at` (number)

_Nullable_. The creation timestamp of the receipt (Unix timestamp).

### `created_at` (number)

**Always present**. The creation timestamp (Unix timestamp).

## Errors common to all endpoints

### `UNHANDLED_ERROR`

This error occurs when the server encounters an unexpected internal error that
it cannot handle gracefully. This typically happens due to bugs, infrastructure
issues, or edge cases that weren't anticipated during development.

### `INVALID_ARGUMENTS`

This error occurs when the request contains invalid or missing parameters.
Common cases include missing required fields, or values that don't match the
expected format or type.

### `BAD_VERSION`

This error occurs when making requests to an API version that does not exist.
This commonly happens when using an outdated SDK or when the API version
specified in the request URL is incorrect.