ITokenERC1155
SignatureMint1155 is an ERC 1155 contract. It lets anyone mint NFTs by producing a mint request and a signature (produced by an account with MINTER_ROLE, signing the mint request).
Methods
balanceOf
function balanceOf(address account, uint256 id) external view returns (uint256)
Returns the amount of tokens of token type id owned by account. Requirements: - account cannot be the zero address.
Parameters
| Name | Type | Description |
|---|
| account | address | undefined |
| id | uint256 | undefined |
Returns
| Name | Type | Description |
|---|
| _0 | uint256 | undefined |
balanceOfBatch
function balanceOfBatch(address[] accounts, uint256[] ids) external view returns (uint256[])
xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}. Requirements: - accounts and ids must have the same length.
Parameters
| Name | Type | Description |
|---|
| accounts | address[] | undefined |
| ids | uint256[] | undefined |
Returns
| Name | Type | Description |
|---|
| _0 | uint256[] | undefined |
isApprovedForAll
function isApprovedForAll(address account, address operator) external view returns (bool)
Returns true if operator is approved to transfer account's tokens. See {setApprovalForAll}.
Parameters
| Name | Type | Description |
|---|
| account | address | undefined |
| operator | address | undefined |
Returns
| Name | Type | Description |
|---|
| _0 | bool | undefined |
mintTo
function mintTo(address to, uint256 tokenId, string uri, uint256 amount) external nonpayable
Lets an account with MINTER_ROLE mint an NFT.
Parameters
| Name | Type | Description |
|---|
| to | address | The address to mint the NFT to. |
| tokenId | uint256 | The tokenId of the NFTs to mint |
| uri | string | The URI to assign to the NFT. |
| amount | uint256 | The number of copies of the NFT to mint. |
mintWithSignature
function mintWithSignature(ITokenERC1155.MintRequest req, bytes signature) external payable
Parameters
| Name | Type | Description |
|---|
| req | ITokenERC1155.MintRequest | undefined |
| signature | bytes | undefined |
safeBatchTransferFrom
function safeBatchTransferFrom(address from, address to, uint256[] ids, uint256[] amounts, bytes data) external nonpayable
xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}. Emits a {TransferBatch} event. Requirements: - ids and amounts must have the same length. - If to refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the acceptance magic value.
Parameters
| Name | Type | Description |
|---|
| from | address | undefined |
| to | address | undefined |
| ids | uint256[] | undefined |
| amounts | uint256[] | undefined |
| data | bytes | undefined |
safeTransferFrom
function safeTransferFrom(address from, address to, uint256 id, uint256 amount, bytes data) external nonpayable
Transfers amount tokens of token type id from from to to. Emits a {TransferSingle} event. Requirements: - to cannot be the zero address. - If the caller is not from, it must have been approved to spend from's tokens via {setApprovalForAll}. - from must have a balance of tokens of type id of at least amount. - If to refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the acceptance magic value.
Parameters
| Name | Type | Description |
|---|
| from | address | undefined |
| to | address | undefined |
| id | uint256 | undefined |
| amount | uint256 | undefined |
| data | bytes | undefined |
setApprovalForAll
function setApprovalForAll(address operator, bool approved) external nonpayable
Grants or revokes permission to operator to transfer the caller's tokens, according to approved, Emits an {ApprovalForAll} event. Requirements: - operator cannot be the caller.
Parameters
| Name | Type | Description |
|---|
| operator | address | undefined |
| approved | bool | undefined |
supportsInterface
function supportsInterface(bytes4 interfaceId) external view returns (bool)
Returns true if this contract implements the interface defined by interfaceId. See the corresponding https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] to learn more about how these ids are created. This function call must use less than 30 000 gas.
Parameters
| Name | Type | Description |
|---|
| interfaceId | bytes4 | undefined |
Returns
| Name | Type | Description |
|---|
| _0 | bool | undefined |
verify
function verify(ITokenERC1155.MintRequest req, bytes signature) external view returns (bool success, address signer)
Parameters
| Name | Type | Description |
|---|
| req | ITokenERC1155.MintRequest | undefined |
| signature | bytes | undefined |
Returns
| Name | Type | Description |
|---|
| success | bool | undefined |
| signer | address | undefined |
Events
ApprovalForAll
event ApprovalForAll(address indexed account, address indexed operator, bool approved)
Parameters
| Name | Type | Description |
|---|
account indexed | address | undefined |
operator indexed | address | undefined |
| approved | bool | undefined |
TokensMinted
event TokensMinted(address indexed mintedTo, uint256 indexed tokenIdMinted, string uri, uint256 quantityMinted)
Emitted when an account with MINTER_ROLE mints an NFT.
Parameters
| Name | Type | Description |
|---|
mintedTo indexed | address | undefined |
tokenIdMinted indexed | uint256 | undefined |
| uri | string | undefined |
| quantityMinted | uint256 | undefined |
TokensMintedWithSignature
event TokensMintedWithSignature(address indexed signer, address indexed mintedTo, uint256 indexed tokenIdMinted, ITokenERC1155.MintRequest mintRequest)
Emitted when tokens are minted.
Parameters
| Name | Type | Description |
|---|
signer indexed | address | undefined |
mintedTo indexed | address | undefined |
tokenIdMinted indexed | uint256 | undefined |
| mintRequest | ITokenERC1155.MintRequest | undefined |
TransferBatch
event TransferBatch(address indexed operator, address indexed from, address indexed to, uint256[] ids, uint256[] values)
Parameters
| Name | Type | Description |
|---|
operator indexed | address | undefined |
from indexed | address | undefined |
to indexed | address | undefined |
| ids | uint256[] | undefined |
| values | uint256[] | undefined |
TransferSingle
event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value)
Parameters
| Name | Type | Description |
|---|
operator indexed | address | undefined |
from indexed | address | undefined |
to indexed | address | undefined |
| id | uint256 | undefined |
| value | uint256 | undefined |
URI
event URI(string value, uint256 indexed id)
Parameters
| Name | Type | Description |
|---|
| value | string | undefined |
id indexed | uint256 | undefined |