# editOffer

## editOffer()

```python
async def editOffer(offer_id: str, new_price: int | float, authData: str) -> None
```

*Edit price of the existing gift offer*

### Returns

`None` if price of the offer was changed successfully

### Raises

* `authDataError` if `authData` is not provided
* `offerError` if `offer_id`, `new_price` aren't provided
* `requestError` if request fails.

### Parameters

* `offer_id` (str): ID of the offer
* `new_price` (int | float): New price of the offer
* `authData` (str): Authentication data required to edit the offer. 

### Example

Add 0.01 TON to price of all placed offers:

```python
from aportalsmp.offers import myPlacedOffers, editOffer
from aportalsmp.auth import update_auth
import asyncio

auth = asyncio.run(update_auth(api_id=123, api_hash="..."))

async def main():
    placed_offers = await myPlacedOffers(authData = auth)
    for offer in placed_offers:
        await editOffer(offer_id = offer.id, new_price = offer.amount + 0.01, authData = auth)
```

***See used functions:*** [*myPlacedOffers*](https://bleach-1.gitbook.io/aportalsmp/documentation/aportalsmp.offers/myplacedoffers)*,* [*update\_auth*](https://bleach-1.gitbook.io/aportalsmp/documentation/aportalsmp.auth/update_auth)