> For the complete documentation index, see [llms.txt](https://docs.niftyapes.money/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.niftyapes.money/overview/contracts-and-security/offers.sol.md).

# Offers.sol

The deployed addresses for Offers.sol are: 

Rinkeby:\
Mainnet:

**IOffers.sol**

Interface of the Offers.sol contract. Does not include restricted or optional functions. To view the full interface visit: link to interface on github.  

**Structs**

```
struct Offer { 
    // offer creator 
    address creator; 
    // offer loan duration 
    uint32 duration; 
    // the expiration timestamp of the offer in a unix timestamp in seconds 
    uint32 expiration; 
    // is loan offer fixed terms or open for auction 
    bool fixedTerms; 
    // is offer for single NFT or for every NFT in a collection 
    bool floorTerm; 
    // whether or not this offer was made by a lender or a borrower 
    bool lenderOffer; 
    // offer NFT contract address 
    address nftContractAddress; 
    // offer NFT ID 
    uint256 nftId; // ignored if floorTerm is true 
    // offer asset type 
    address asset; 
    // offer loan amount 
    uint128 amount; 
    // offer interest rate per second. (Amount * InterestRate) / MAX-BPS / Duration 
    uint96 interestRatePerSecond; 
}
```

**Functions**

> `getOfferHash(offer)`
>
> `getOfferSigner(offer, signature)`\
> `getOfferSignatureStatus(signature)`\
> `withdrawOfferSignature(offer, signature)`\
> `getOffer(nftContractAddress, nftId, offerHash, floorTerm)`\
> `createOffer(offer)`\
> `removeOffer(nftContractAddress, nftId, offerHash, floorTerm)`

**Events**

> `NewOffer(creator, nftContractAddress, nftId, offer, offerHash)`\
> `OfferRemoved(creator, nftContractAddress, nftId, offer, offerHash)`\
> `OfferSignatureUsed(nftContractAddress, nftId, offer, signature)`

**Details**

> `getOfferHash(offer) -> bytes32` 
>
> Returns the hash of an offer.

> `getOfferSigner(offer, signature) -> address`
>
> Returns the address of the signer of a signature.

> `getOfferSignatureStatus(signature) -> bool`
>
> Returns true if a given signature has been revoked otherwise false.

> `withdrawOfferSignature(offer, signature)`
>
> Withdraws a signature based offer and ensures it cannot be executed on-chain.

> `getOffer(nftContractAddress, nftId, offerHash, floorTerm) -> Offer`
>
> Returns an offer from the on-chain offer book.

> `createOffer(offer) -> bytes32`
>
> Returns the offerHash of the offer created.
>
> Emits a NewOffer() event.

> `removeOffer(nftContractAddress, nftId, offerHash, floorTerm)`\
> Removes an offer from the on-chain offer book, ensuring it cannot be executed.
>
> Emits an OfferRemoved() event.