84 lines
2.9 KiB
Solidity
84 lines
2.9 KiB
Solidity
|
// SPDX-License-Identifier: MIT
|
||
|
|
|
||
|
|
pragma solidity ^0.7.2;
|
||
|
|
|
||
|
|
import "./IERC1155TransferEvents.sol";
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @dev Required interface of an ERC1155 compliant contract, as defined in the
|
||
|
|
* https://eips.ethereum.org/EIPS/eip-1155[EIP].
|
||
|
|
*
|
||
|
|
* _Available since v3.1._
|
||
|
|
*/
|
||
|
|
interface IERC1155 is IERC1155TransferEvents {
|
||
|
|
/**
|
||
|
|
* @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to
|
||
|
|
* `approved`.
|
||
|
|
*/
|
||
|
|
event ApprovalForAll(address indexed account, address indexed operator, bool approved);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @dev Returns the amount of tokens of token type `id` owned by `account`.
|
||
|
|
*
|
||
|
|
* Requirements:
|
||
|
|
*
|
||
|
|
* - `account` cannot be the zero address.
|
||
|
|
*/
|
||
|
|
function balanceOf(address account, uint256 id) external view returns (uint256);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}.
|
||
|
|
*
|
||
|
|
* Requirements:
|
||
|
|
*
|
||
|
|
* - `accounts` and `ids` must have the same length.
|
||
|
|
*/
|
||
|
|
function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids) external view returns (uint256[] memory);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @dev 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.
|
||
|
|
*/
|
||
|
|
function setApprovalForAll(address operator, bool approved) external;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @dev Returns true if `operator` is approved to transfer ``account``'s tokens.
|
||
|
|
*
|
||
|
|
* See {setApprovalForAll}.
|
||
|
|
*/
|
||
|
|
function isApprovedForAll(address account, address operator) external view returns (bool);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @dev 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 be 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.
|
||
|
|
*/
|
||
|
|
function safeTransferFrom(address from, address to, uint256 id, uint256 amount, bytes calldata data) external;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @dev 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.
|
||
|
|
*/
|
||
|
|
function safeBatchTransferFrom(address from, address to, uint256[] calldata ids, uint256[] calldata amounts, bytes calldata data) external;
|
||
|
|
}
|