Address io17zl7j3625m379detflfy57fzqnhchuysxrlz2f

Contract Overview

Balance:
0 IOTX

IOTX Value:
$ 0

Token:
Txn Hash
Block
From
To
Value [Txn Fee]
36ddf6444e08be889eaba5b8fe82b016944f7c5195ecd726ebf914b123bb747f 29053667 2024-03-21 04:40:00 +0000 UTC one month ago io1vext5mqhc7ds5gs3k4f59jhh2htxyqv8q578q7  IN    Contract: Redemption 0 IOTX 0.125162
31b23ae0aea2c2decdf25e4a83ee9f193a3d8a6ea245fa45976c433ee03c6527 28386456 2024-02-11 12:06:35 +0000 UTC 2 months ago io1jk2zpwrz629j4ynz573fd968zs7nkdlatet4wy  IN    Contract: Redemption 0 IOTX 0.312905
b378c41af04af363f35f736ea8d1d2cb4c2b92e7713738734c5fd2d3ccd08212 28144170 2024-01-28 11:10:35 +0000 UTC 3 months ago io1ercwk4cxt9025jxggalnaclh03nw6kuwav0zpy  IN    Contract: Redemption 0 IOTX 0.312905
6d3a562063115c95a2e15bdd0989f2ff8fb02f26466421dc294269d621ce39bd 27739128 2024-01-05 00:33:10 +0000 UTC 4 months ago io1d2xukjjucy4gxqefzr69582y9g6px5zznm8vjk  IN    Contract: Redemption 0 IOTX 0.312905
bee2097cbf56b4c212b025a6844694dd1b7c07d2f717a8a8373c060f0bcd71d0 27739119 2024-01-05 00:32:25 +0000 UTC 4 months ago io1d2xukjjucy4gxqefzr69582y9g6px5zznm8vjk  IN    Contract: Redemption 0 IOTX 0.312905
11afd73af4827d1bb0fceefd731c1101cbfa375643aaf06f0110cc0f43c200e2 27089200 2023-11-28 07:23:40 +0000 UTC 5 months ago io1kp2q36vrcdanz5n7l3wuurz7mrv675g7n8pqc0  IN    Contract: Redemption 0 IOTX 0.062581
74ff8cf4384efbb0551b664a6c565f25a20629e388dc805e0e35774f340c496c 27089190 2023-11-28 07:22:50 +0000 UTC 5 months ago io1kp2q36vrcdanz5n7l3wuurz7mrv675g7n8pqc0  IN    Contract: Redemption 0 IOTX 0.062581
5d284824359944938634891b882187e92ad58632191cd2fa0c067a714e90a864 27089184 2023-11-28 07:22:20 +0000 UTC 5 months ago io1kp2q36vrcdanz5n7l3wuurz7mrv675g7n8pqc0  IN    Contract: Redemption 0 IOTX 0.062581
30382e2cc70a8589bea4200d5a03a7598b95ff970174e116c4594b19914edf3d 26788803 2023-11-10 21:57:25 +0000 UTC 5 months ago io10tes6fzul27mjjc3xp5csmx2rqf0dw9uf4un02  IN    Contract: Redemption 0 IOTX 0.045481
ec5a9769d3ac62701b30847ece2a7f8574ad643daf77c4763a3db1a485381713 26788793 2023-11-10 21:56:35 +0000 UTC 5 months ago io1j0e803w3hjmw3axxygjuprhrsdw8u850pg6wvp  IN    Contract: Redemption 0 IOTX 0.062581
23414f3c7dc8d1b96edd29fd9e9710d933b1dd38907fecc09795034df76d9910 26530310 2023-10-26 22:08:25 +0000 UTC 6 months ago io1w0vh33syxznrkfz9nn0c8p64zxv5p5u4q6xq6m  IN    Contract: Redemption 0 IOTX 0.059375
c6a9729c2132e03b6522ec1a0c3393ecd73a7f7f71e1c4bc92d2cca4e7065469 26180734 2023-10-06 16:05:05 +0000 UTC 7 months ago io1qkfk7ddqkn2h7fzm8a3pk953vwet9ryxz4fqud  IN    Contract: Redemption 0 IOTX 0.062581
36a98b07ba4a0c19f9c09a881687212544015443d3b8002139f2346ee15212a1 26098653 2023-10-01 22:03:55 +0000 UTC 7 months ago io1gwl3duvuzrv4kdwlnhy7c0r5ssz8939hvrhr42  IN    Contract: Redemption 0 IOTX 0.062581
b9d3c7dda5b518b2e73b8810f7b5254be7b881db8dbe3e9c07576aa2c2f7d9d3 25711483 2023-09-09 12:14:00 +0000 UTC 7 months ago io1ycy3l8nphlqwg7z2uqfvearv2a6kxaff9tuf88  IN    Contract: Redemption 0 IOTX 0.062581
c3766d0c4ab23c27d743676ccecf9349b41c8261701d684d78aae71e69c16909 25660766 2023-09-06 13:45:45 +0000 UTC 8 months ago io12adtmydjdcgfttygzxnm8jv6fa3m3h2uy47ary  IN    Contract: Redemption 0 IOTX 0.062581
83bb904f33973aa316ab4491614d08d9e9daf987b74f3547b987a55ac6e6cfbc 24742667 2023-07-15 10:13:25 +0000 UTC 9 months ago io1hdkqhhlvnd0hwpgdmxmn6ez65z4q3usdwey6zz  IN    Contract: Redemption 0 IOTX 0.064716
8b6c2ba463c551d4e2a51cc43fc0585e7b94e1cc1aeb9069803436976f051480 24634801 2023-07-09 04:22:35 +0000 UTC 10 months ago io1977fp4s3k94rh8qpxc59amun2ahul5g43asl8t  IN    Contract: Redemption 0 IOTX 0.059375
1bac9e4f0703b577ca6558581d15d7eda4628a540a5de166c0f6cd67789e1457 24584970 2023-07-06 07:08:40 +0000 UTC 10 months ago io1eu7yuzskkkl0v8yvwchf7fxyjmtrq3mnt0j9x6  IN    Contract: Redemption 0 IOTX 0.062581
45a98faf07e08213105f738510b341b7446a429357dc1a5c2f846f79a1e2f581 24246913 2023-06-16 17:31:40 +0000 UTC 10 months ago io1hdkqhhlvnd0hwpgdmxmn6ez65z4q3usdwey6zz  IN    Contract: Redemption 0 IOTX 0.064716
a0422aaaf95a285d054ca8ac762b2bfb632d8bd8c5d6e57f1e77e1b393efc750 24246629 2023-06-16 17:08:00 +0000 UTC 10 months ago io1hdkqhhlvnd0hwpgdmxmn6ez65z4q3usdwey6zz  IN    Contract: Redemption 0 IOTX 0.064716
8b12b5e1682b11f69e406e2748469934ffa3d8bb54122e632a6ec2bfdc094791 24244963 2023-06-16 14:49:05 +0000 UTC 10 months ago io1hdkqhhlvnd0hwpgdmxmn6ez65z4q3usdwey6zz  IN    Contract: Redemption 0 IOTX 0.064716
7c72f2e484b3ce06663b920a22f3667f4f3c62f5253049a1d3ae294312dcc6b6 24244781 2023-06-16 14:33:55 +0000 UTC 10 months ago io1hdkqhhlvnd0hwpgdmxmn6ez65z4q3usdwey6zz  IN    Contract: Redemption 0 IOTX 0.064716
e9494e57e3465784a5c7f44c8aabcdde89abdd0492bce136842d37eba604b4df 24201816 2023-06-14 02:52:10 +0000 UTC 10 months ago io1ycf88gd9y7uukhjfumzxuv7a0xqff0zkz2k503  IN    Contract: Redemption 0 IOTX 0.062581
9a245b9587a80dd94719a62ef51ff413ee79d77669b0dba214b567a1cfc51623 24161983 2023-06-11 19:32:35 +0000 UTC 10 months ago io1n09wz5xzqkw2hrstpj8gvyjqnkupahk05eyelf  IN    Contract: Redemption 0 IOTX 0.062581
e80c0d0d6d1e78bd9ea84f73512503e320c1dee24d7077ec906dfd083b11e28f 24157445 2023-06-11 13:14:25 +0000 UTC 10 months ago io1hdkqhhlvnd0hwpgdmxmn6ez65z4q3usdwey6zz  IN    Contract: Redemption 0 IOTX 0.135903
Parent Txn Hash Block From To Value
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
Redemption

Compiler Version
v0.8.15+commit.e14f2714

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, MIT license
File 1 of 14: @openzeppelin/contracts/access/Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

File 2 of 14: @openzeppelin/contracts/token/ERC1155/extensions/ERC1155Burnable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC1155/extensions/ERC1155Burnable.sol)

pragma solidity ^0.8.0;

import "../ERC1155.sol";

/**
 * @dev Extension of {ERC1155} that allows token holders to destroy both their
 * own tokens and those that they have been approved to use.
 *
 * _Available since v3.1._
 */
abstract contract ERC1155Burnable is ERC1155 {
    function burn(
        address account,
        uint256 id,
        uint256 value
    ) public virtual {
        require(
            account == _msgSender() || isApprovedForAll(account, _msgSender()),
            "ERC1155: caller is not token owner or approved"
        );

        _burn(account, id, value);
    }

    function burnBatch(
        address account,
        uint256[] memory ids,
        uint256[] memory values
    ) public virtual {
        require(
            account == _msgSender() || isApprovedForAll(account, _msgSender()),
            "ERC1155: caller is not token owner or approved"
        );

        _burnBatch(account, ids, values);
    }
}

File 3 of 14: @openzeppelin/contracts/utils/introspection/ERC165.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)

pragma solidity ^0.8.0;

import "./IERC165.sol";

/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check
 * for the additional interface id that will be supported. For example:
 *
 * ```solidity
 * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
 *     return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);
 * }
 * ```
 *
 * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.
 */
abstract contract ERC165 is IERC165 {
    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return interfaceId == type(IERC165).interfaceId;
    }
}

File 4 of 14: @openzeppelin/contracts/utils/introspection/IERC165.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165 {
    /**
     * @dev 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.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

File 5 of 14: @openzeppelin/contracts/utils/math/Math.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol)

pragma solidity ^0.8.0;

/**
 * @dev Standard math utilities missing in the Solidity language.
 */
library Math {
    enum Rounding {
        Down, // Toward negative infinity
        Up, // Toward infinity
        Zero // Toward zero
    }

    /**
     * @dev Returns the largest of two numbers.
     */
    function max(uint256 a, uint256 b) internal pure returns (uint256) {
        return a > b ? a : b;
    }

    /**
     * @dev Returns the smallest of two numbers.
     */
    function min(uint256 a, uint256 b) internal pure returns (uint256) {
        return a < b ? a : b;
    }

    /**
     * @dev Returns the average of two numbers. The result is rounded towards
     * zero.
     */
    function average(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b) / 2 can overflow.
        return (a & b) + (a ^ b) / 2;
    }

    /**
     * @dev Returns the ceiling of the division of two numbers.
     *
     * This differs from standard division with `/` in that it rounds up instead
     * of rounding down.
     */
    function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b - 1) / b can overflow on addition, so we distribute.
        return a == 0 ? 0 : (a - 1) / b + 1;
    }

    /**
     * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0
     * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv)
     * with further edits by Uniswap Labs also under MIT license.
     */
    function mulDiv(
        uint256 x,
        uint256 y,
        uint256 denominator
    ) internal pure returns (uint256 result) {
        unchecked {
            // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use
            // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256
            // variables such that product = prod1 * 2^256 + prod0.
            uint256 prod0; // Least significant 256 bits of the product
            uint256 prod1; // Most significant 256 bits of the product
            assembly {
                let mm := mulmod(x, y, not(0))
                prod0 := mul(x, y)
                prod1 := sub(sub(mm, prod0), lt(mm, prod0))
            }

            // Handle non-overflow cases, 256 by 256 division.
            if (prod1 == 0) {
                return prod0 / denominator;
            }

            // Make sure the result is less than 2^256. Also prevents denominator == 0.
            require(denominator > prod1);

            ///////////////////////////////////////////////
            // 512 by 256 division.
            ///////////////////////////////////////////////

            // Make division exact by subtracting the remainder from [prod1 prod0].
            uint256 remainder;
            assembly {
                // Compute remainder using mulmod.
                remainder := mulmod(x, y, denominator)

                // Subtract 256 bit number from 512 bit number.
                prod1 := sub(prod1, gt(remainder, prod0))
                prod0 := sub(prod0, remainder)
            }

            // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1.
            // See https://cs.stackexchange.com/q/138556/92363.

            // Does not overflow because the denominator cannot be zero at this stage in the function.
            uint256 twos = denominator & (~denominator + 1);
            assembly {
                // Divide denominator by twos.
                denominator := div(denominator, twos)

                // Divide [prod1 prod0] by twos.
                prod0 := div(prod0, twos)

                // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one.
                twos := add(div(sub(0, twos), twos), 1)
            }

            // Shift in bits from prod1 into prod0.
            prod0 |= prod1 * twos;

            // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such
            // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for
            // four bits. That is, denominator * inv = 1 mod 2^4.
            uint256 inverse = (3 * denominator) ^ 2;

            // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works
            // in modular arithmetic, doubling the correct bits in each step.
            inverse *= 2 - denominator * inverse; // inverse mod 2^8
            inverse *= 2 - denominator * inverse; // inverse mod 2^16
            inverse *= 2 - denominator * inverse; // inverse mod 2^32
            inverse *= 2 - denominator * inverse; // inverse mod 2^64
            inverse *= 2 - denominator * inverse; // inverse mod 2^128
            inverse *= 2 - denominator * inverse; // inverse mod 2^256

            // Because the division is now exact we can divide by multiplying with the modular inverse of denominator.
            // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is
            // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1
            // is no longer required.
            result = prod0 * inverse;
            return result;
        }
    }

    /**
     * @notice Calculates x * y / denominator with full precision, following the selected rounding direction.
     */
    function mulDiv(
        uint256 x,
        uint256 y,
        uint256 denominator,
        Rounding rounding
    ) internal pure returns (uint256) {
        uint256 result = mulDiv(x, y, denominator);
        if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) {
            result += 1;
        }
        return result;
    }

    /**
     * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down.
     *
     * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11).
     */
    function sqrt(uint256 a) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }

        // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target.
        //
        // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have
        // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`.
        //
        // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)`
        // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))`
        // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)`
        //
        // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit.
        uint256 result = 1 << (log2(a) >> 1);

        // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128,
        // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at
        // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision
        // into the expected uint128 result.
        unchecked {
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            return min(result, a / result);
        }
    }

    /**
     * @notice Calculates sqrt(a), following the selected rounding direction.
     */
    function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = sqrt(a);
            return result + (rounding == Rounding.Up && result * result < a ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 2, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 128;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 64;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 32;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 16;
            }
            if (value >> 8 > 0) {
                value >>= 8;
                result += 8;
            }
            if (value >> 4 > 0) {
                value >>= 4;
                result += 4;
            }
            if (value >> 2 > 0) {
                value >>= 2;
                result += 2;
            }
            if (value >> 1 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 2, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log2(value);
            return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 10, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >= 10**64) {
                value /= 10**64;
                result += 64;
            }
            if (value >= 10**32) {
                value /= 10**32;
                result += 32;
            }
            if (value >= 10**16) {
                value /= 10**16;
                result += 16;
            }
            if (value >= 10**8) {
                value /= 10**8;
                result += 8;
            }
            if (value >= 10**4) {
                value /= 10**4;
                result += 4;
            }
            if (value >= 10**2) {
                value /= 10**2;
                result += 2;
            }
            if (value >= 10**1) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log10(value);
            return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 256, rounded down, of a positive value.
     * Returns 0 if given 0.
     *
     * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string.
     */
    function log256(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 16;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 8;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 4;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 2;
            }
            if (value >> 8 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log256(value);
            return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0);
        }
    }
}

File 6 of 14: @openzeppelin/contracts/utils/Strings.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol)

pragma solidity ^0.8.0;

import "./math/Math.sol";

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _SYMBOLS = "0123456789abcdef";
    uint8 private constant _ADDRESS_LENGTH = 20;

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        unchecked {
            uint256 length = Math.log10(value) + 1;
            string memory buffer = new string(length);
            uint256 ptr;
            /// @solidity memory-safe-assembly
            assembly {
                ptr := add(buffer, add(32, length))
            }
            while (true) {
                ptr--;
                /// @solidity memory-safe-assembly
                assembly {
                    mstore8(ptr, byte(mod(value, 10), _SYMBOLS))
                }
                value /= 10;
                if (value == 0) break;
            }
            return buffer;
        }
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    function toHexString(uint256 value) internal pure returns (string memory) {
        unchecked {
            return toHexString(value, Math.log256(value) + 1);
        }
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.
     */
    function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
        bytes memory buffer = new bytes(2 * length + 2);
        buffer[0] = "0";
        buffer[1] = "x";
        for (uint256 i = 2 * length + 1; i > 1; --i) {
            buffer[i] = _SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }

    /**
     * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation.
     */
    function toHexString(address addr) internal pure returns (string memory) {
        return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);
    }
}

File 7 of 14: @openzeppelin/contracts/token/ERC1155/IERC1155Receiver.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC1155/IERC1155Receiver.sol)

pragma solidity ^0.8.0;

import "../../utils/introspection/IERC165.sol";

/**
 * @dev _Available since v3.1._
 */
interface IERC1155Receiver is IERC165 {
    /**
     * @dev Handles the receipt of a single ERC1155 token type. This function is
     * called at the end of a `safeTransferFrom` after the balance has been updated.
     *
     * NOTE: To accept the transfer, this must return
     * `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))`
     * (i.e. 0xf23a6e61, or its own function selector).
     *
     * @param operator The address which initiated the transfer (i.e. msg.sender)
     * @param from The address which previously owned the token
     * @param id The ID of the token being transferred
     * @param value The amount of tokens being transferred
     * @param data Additional data with no specified format
     * @return `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` if transfer is allowed
     */
    function onERC1155Received(
        address operator,
        address from,
        uint256 id,
        uint256 value,
        bytes calldata data
    ) external returns (bytes4);

    /**
     * @dev Handles the receipt of a multiple ERC1155 token types. This function
     * is called at the end of a `safeBatchTransferFrom` after the balances have
     * been updated.
     *
     * NOTE: To accept the transfer(s), this must return
     * `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))`
     * (i.e. 0xbc197c81, or its own function selector).
     *
     * @param operator The address which initiated the batch transfer (i.e. msg.sender)
     * @param from The address which previously owned the token
     * @param ids An array containing ids of each token being transferred (order and length must match values array)
     * @param values An array containing amounts of each token being transferred (order and length must match ids array)
     * @param data Additional data with no specified format
     * @return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` if transfer is allowed
     */
    function onERC1155BatchReceived(
        address operator,
        address from,
        uint256[] calldata ids,
        uint256[] calldata values,
        bytes calldata data
    ) external returns (bytes4);
}

File 8 of 14: @openzeppelin/contracts/token/ERC1155/ERC1155.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC1155/ERC1155.sol)

pragma solidity ^0.8.0;

import "./IERC1155.sol";
import "./IERC1155Receiver.sol";
import "./extensions/IERC1155MetadataURI.sol";
import "../../utils/Address.sol";
import "../../utils/Context.sol";
import "../../utils/introspection/ERC165.sol";

/**
 * @dev Implementation of the basic standard multi-token.
 * See https://eips.ethereum.org/EIPS/eip-1155
 * Originally based on code by Enjin: https://github.com/enjin/erc-1155
 *
 * _Available since v3.1._
 */
contract ERC1155 is Context, ERC165, IERC1155, IERC1155MetadataURI {
    using Address for address;

    // Mapping from token ID to account balances
    mapping(uint256 => mapping(address => uint256)) private _balances;

    // Mapping from account to operator approvals
    mapping(address => mapping(address => bool)) private _operatorApprovals;

    // Used as the URI for all token types by relying on ID substitution, e.g. https://token-cdn-domain/{id}.json
    string private _uri;

    /**
     * @dev See {_setURI}.
     */
    constructor(string memory uri_) {
        _setURI(uri_);
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
        return
            interfaceId == type(IERC1155).interfaceId ||
            interfaceId == type(IERC1155MetadataURI).interfaceId ||
            super.supportsInterface(interfaceId);
    }

    /**
     * @dev See {IERC1155MetadataURI-uri}.
     *
     * This implementation returns the same URI for *all* token types. It relies
     * on the token type ID substitution mechanism
     * https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].
     *
     * Clients calling this function must replace the `\{id\}` substring with the
     * actual token type ID.
     */
    function uri(uint256) public view virtual override returns (string memory) {
        return _uri;
    }

    /**
     * @dev See {IERC1155-balanceOf}.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     */
    function balanceOf(address account, uint256 id) public view virtual override returns (uint256) {
        require(account != address(0), "ERC1155: address zero is not a valid owner");
        return _balances[id][account];
    }

    /**
     * @dev See {IERC1155-balanceOfBatch}.
     *
     * Requirements:
     *
     * - `accounts` and `ids` must have the same length.
     */
    function balanceOfBatch(address[] memory accounts, uint256[] memory ids)
        public
        view
        virtual
        override
        returns (uint256[] memory)
    {
        require(accounts.length == ids.length, "ERC1155: accounts and ids length mismatch");

        uint256[] memory batchBalances = new uint256[](accounts.length);

        for (uint256 i = 0; i < accounts.length; ++i) {
            batchBalances[i] = balanceOf(accounts[i], ids[i]);
        }

        return batchBalances;
    }

    /**
     * @dev See {IERC1155-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        _setApprovalForAll(_msgSender(), operator, approved);
    }

    /**
     * @dev See {IERC1155-isApprovedForAll}.
     */
    function isApprovedForAll(address account, address operator) public view virtual override returns (bool) {
        return _operatorApprovals[account][operator];
    }

    /**
     * @dev See {IERC1155-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 id,
        uint256 amount,
        bytes memory data
    ) public virtual override {
        require(
            from == _msgSender() || isApprovedForAll(from, _msgSender()),
            "ERC1155: caller is not token owner or approved"
        );
        _safeTransferFrom(from, to, id, amount, data);
    }

    /**
     * @dev See {IERC1155-safeBatchTransferFrom}.
     */
    function safeBatchTransferFrom(
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) public virtual override {
        require(
            from == _msgSender() || isApprovedForAll(from, _msgSender()),
            "ERC1155: caller is not token owner or approved"
        );
        _safeBatchTransferFrom(from, to, ids, amounts, data);
    }

    /**
     * @dev Transfers `amount` tokens of token type `id` from `from` to `to`.
     *
     * Emits a {TransferSingle} event.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `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 memory data
    ) internal virtual {
        require(to != address(0), "ERC1155: transfer to the zero address");

        address operator = _msgSender();
        uint256[] memory ids = _asSingletonArray(id);
        uint256[] memory amounts = _asSingletonArray(amount);

        _beforeTokenTransfer(operator, from, to, ids, amounts, data);

        uint256 fromBalance = _balances[id][from];
        require(fromBalance >= amount, "ERC1155: insufficient balance for transfer");
        unchecked {
            _balances[id][from] = fromBalance - amount;
        }
        _balances[id][to] += amount;

        emit TransferSingle(operator, from, to, id, amount);

        _afterTokenTransfer(operator, from, to, ids, amounts, data);

        _doSafeTransferAcceptanceCheck(operator, from, to, id, amount, data);
    }

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_safeTransferFrom}.
     *
     * Emits a {TransferBatch} event.
     *
     * Requirements:
     *
     * - 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[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual {
        require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");
        require(to != address(0), "ERC1155: transfer to the zero address");

        address operator = _msgSender();

        _beforeTokenTransfer(operator, from, to, ids, amounts, data);

        for (uint256 i = 0; i < ids.length; ++i) {
            uint256 id = ids[i];
            uint256 amount = amounts[i];

            uint256 fromBalance = _balances[id][from];
            require(fromBalance >= amount, "ERC1155: insufficient balance for transfer");
            unchecked {
                _balances[id][from] = fromBalance - amount;
            }
            _balances[id][to] += amount;
        }

        emit TransferBatch(operator, from, to, ids, amounts);

        _afterTokenTransfer(operator, from, to, ids, amounts, data);

        _doSafeBatchTransferAcceptanceCheck(operator, from, to, ids, amounts, data);
    }

    /**
     * @dev Sets a new URI for all token types, by relying on the token type ID
     * substitution mechanism
     * https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].
     *
     * By this mechanism, any occurrence of the `\{id\}` substring in either the
     * URI or any of the amounts in the JSON file at said URI will be replaced by
     * clients with the token type ID.
     *
     * For example, the `https://token-cdn-domain/\{id\}.json` URI would be
     * interpreted by clients as
     * `https://token-cdn-domain/000000000000000000000000000000000000000000000000000000000004cce0.json`
     * for token type ID 0x4cce0.
     *
     * See {uri}.
     *
     * Because these URIs cannot be meaningfully represented by the {URI} event,
     * this function emits no events.
     */
    function _setURI(string memory newuri) internal virtual {
        _uri = newuri;
    }

    /**
     * @dev Creates `amount` tokens of token type `id`, and assigns them to `to`.
     *
     * Emits a {TransferSingle} event.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
     * acceptance magic value.
     */
    function _mint(
        address to,
        uint256 id,
        uint256 amount,
        bytes memory data
    ) internal virtual {
        require(to != address(0), "ERC1155: mint to the zero address");

        address operator = _msgSender();
        uint256[] memory ids = _asSingletonArray(id);
        uint256[] memory amounts = _asSingletonArray(amount);

        _beforeTokenTransfer(operator, address(0), to, ids, amounts, data);

        _balances[id][to] += amount;
        emit TransferSingle(operator, address(0), to, id, amount);

        _afterTokenTransfer(operator, address(0), to, ids, amounts, data);

        _doSafeTransferAcceptanceCheck(operator, address(0), to, id, amount, data);
    }

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_mint}.
     *
     * 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 _mintBatch(
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual {
        require(to != address(0), "ERC1155: mint to the zero address");
        require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");

        address operator = _msgSender();

        _beforeTokenTransfer(operator, address(0), to, ids, amounts, data);

        for (uint256 i = 0; i < ids.length; i++) {
            _balances[ids[i]][to] += amounts[i];
        }

        emit TransferBatch(operator, address(0), to, ids, amounts);

        _afterTokenTransfer(operator, address(0), to, ids, amounts, data);

        _doSafeBatchTransferAcceptanceCheck(operator, address(0), to, ids, amounts, data);
    }

    /**
     * @dev Destroys `amount` tokens of token type `id` from `from`
     *
     * Emits a {TransferSingle} event.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `from` must have at least `amount` tokens of token type `id`.
     */
    function _burn(
        address from,
        uint256 id,
        uint256 amount
    ) internal virtual {
        require(from != address(0), "ERC1155: burn from the zero address");

        address operator = _msgSender();
        uint256[] memory ids = _asSingletonArray(id);
        uint256[] memory amounts = _asSingletonArray(amount);

        _beforeTokenTransfer(operator, from, address(0), ids, amounts, "");

        uint256 fromBalance = _balances[id][from];
        require(fromBalance >= amount, "ERC1155: burn amount exceeds balance");
        unchecked {
            _balances[id][from] = fromBalance - amount;
        }

        emit TransferSingle(operator, from, address(0), id, amount);

        _afterTokenTransfer(operator, from, address(0), ids, amounts, "");
    }

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_burn}.
     *
     * Emits a {TransferBatch} event.
     *
     * Requirements:
     *
     * - `ids` and `amounts` must have the same length.
     */
    function _burnBatch(
        address from,
        uint256[] memory ids,
        uint256[] memory amounts
    ) internal virtual {
        require(from != address(0), "ERC1155: burn from the zero address");
        require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");

        address operator = _msgSender();

        _beforeTokenTransfer(operator, from, address(0), ids, amounts, "");

        for (uint256 i = 0; i < ids.length; i++) {
            uint256 id = ids[i];
            uint256 amount = amounts[i];

            uint256 fromBalance = _balances[id][from];
            require(fromBalance >= amount, "ERC1155: burn amount exceeds balance");
            unchecked {
                _balances[id][from] = fromBalance - amount;
            }
        }

        emit TransferBatch(operator, from, address(0), ids, amounts);

        _afterTokenTransfer(operator, from, address(0), ids, amounts, "");
    }

    /**
     * @dev Approve `operator` to operate on all of `owner` tokens
     *
     * Emits an {ApprovalForAll} event.
     */
    function _setApprovalForAll(
        address owner,
        address operator,
        bool approved
    ) internal virtual {
        require(owner != operator, "ERC1155: setting approval status for self");
        _operatorApprovals[owner][operator] = approved;
        emit ApprovalForAll(owner, operator, approved);
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning, as well as batched variants.
     *
     * The same hook is called on both single and batched variants. For single
     * transfers, the length of the `ids` and `amounts` arrays will be 1.
     *
     * Calling conditions (for each `id` and `amount` pair):
     *
     * - When `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * of token type `id` will be  transferred to `to`.
     * - When `from` is zero, `amount` tokens of token type `id` will be minted
     * for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens of token type `id`
     * will be burned.
     * - `from` and `to` are never both zero.
     * - `ids` and `amounts` have the same, non-zero length.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address operator,
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual {}

    /**
     * @dev Hook that is called after any token transfer. This includes minting
     * and burning, as well as batched variants.
     *
     * The same hook is called on both single and batched variants. For single
     * transfers, the length of the `id` and `amount` arrays will be 1.
     *
     * Calling conditions (for each `id` and `amount` pair):
     *
     * - When `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * of token type `id` will be  transferred to `to`.
     * - When `from` is zero, `amount` tokens of token type `id` will be minted
     * for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens of token type `id`
     * will be burned.
     * - `from` and `to` are never both zero.
     * - `ids` and `amounts` have the same, non-zero length.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _afterTokenTransfer(
        address operator,
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual {}

    function _doSafeTransferAcceptanceCheck(
        address operator,
        address from,
        address to,
        uint256 id,
        uint256 amount,
        bytes memory data
    ) private {
        if (to.isContract()) {
            try IERC1155Receiver(to).onERC1155Received(operator, from, id, amount, data) returns (bytes4 response) {
                if (response != IERC1155Receiver.onERC1155Received.selector) {
                    revert("ERC1155: ERC1155Receiver rejected tokens");
                }
            } catch Error(string memory reason) {
                revert(reason);
            } catch {
                revert("ERC1155: transfer to non-ERC1155Receiver implementer");
            }
        }
    }

    function _doSafeBatchTransferAcceptanceCheck(
        address operator,
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) private {
        if (to.isContract()) {
            try IERC1155Receiver(to).onERC1155BatchReceived(operator, from, ids, amounts, data) returns (
                bytes4 response
            ) {
                if (response != IERC1155Receiver.onERC1155BatchReceived.selector) {
                    revert("ERC1155: ERC1155Receiver rejected tokens");
                }
            } catch Error(string memory reason) {
                revert(reason);
            } catch {
                revert("ERC1155: transfer to non-ERC1155Receiver implementer");
            }
        }
    }

    function _asSingletonArray(uint256 element) private pure returns (uint256[] memory) {
        uint256[] memory array = new uint256[](1);
        array[0] = element;

        return array;
    }
}

File 9 of 14: @openzeppelin/contracts/token/ERC1155/extensions/ERC1155Supply.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC1155/extensions/ERC1155Supply.sol)

pragma solidity ^0.8.0;

import "../ERC1155.sol";

/**
 * @dev Extension of ERC1155 that adds tracking of total supply per id.
 *
 * Useful for scenarios where Fungible and Non-fungible tokens have to be
 * clearly identified. Note: While a totalSupply of 1 might mean the
 * corresponding is an NFT, there is no guarantees that no other token with the
 * same id are not going to be minted.
 */
abstract contract ERC1155Supply is ERC1155 {
    mapping(uint256 => uint256) private _totalSupply;

    /**
     * @dev Total amount of tokens in with a given id.
     */
    function totalSupply(uint256 id) public view virtual returns (uint256) {
        return _totalSupply[id];
    }

    /**
     * @dev Indicates whether any token exist with a given id, or not.
     */
    function exists(uint256 id) public view virtual returns (bool) {
        return ERC1155Supply.totalSupply(id) > 0;
    }

    /**
     * @dev See {ERC1155-_beforeTokenTransfer}.
     */
    function _beforeTokenTransfer(
        address operator,
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual override {
        super._beforeTokenTransfer(operator, from, to, ids, amounts, data);

        if (from == address(0)) {
            for (uint256 i = 0; i < ids.length; ++i) {
                _totalSupply[ids[i]] += amounts[i];
            }
        }

        if (to == address(0)) {
            for (uint256 i = 0; i < ids.length; ++i) {
                uint256 id = ids[i];
                uint256 amount = amounts[i];
                uint256 supply = _totalSupply[id];
                require(supply >= amount, "ERC1155: burn amount exceeds totalSupply");
                unchecked {
                    _totalSupply[id] = supply - amount;
                }
            }
        }
    }
}

File 10 of 14: @openzeppelin/contracts/token/ERC1155/extensions/IERC1155MetadataURI.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC1155/extensions/IERC1155MetadataURI.sol)

pragma solidity ^0.8.0;

import "../IERC1155.sol";

/**
 * @dev Interface of the optional ERC1155MetadataExtension interface, as defined
 * in the https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[EIP].
 *
 * _Available since v3.1._
 */
interface IERC1155MetadataURI is IERC1155 {
    /**
     * @dev Returns the URI for token type `id`.
     *
     * If the `\{id\}` substring is present in the URI, it must be replaced by
     * clients with the actual token type ID.
     */
    function uri(uint256 id) external view returns (string memory);
}

File 11 of 14: @openzeppelin/contracts/token/ERC1155/IERC1155.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC1155/IERC1155.sol)

pragma solidity ^0.8.0;

import "../../utils/introspection/IERC165.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 IERC165 {
    /**
     * @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`.
     */
    event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value);

    /**
     * @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all
     * transfers.
     */
    event TransferBatch(
        address indexed operator,
        address indexed from,
        address indexed to,
        uint256[] ids,
        uint256[] values
    );

    /**
     * @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 Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI.
     *
     * If an {URI} event was emitted for `id`, the standard
     * https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value
     * returned by {IERC1155MetadataURI-uri}.
     */
    event URI(string value, uint256 indexed id);

    /**
     * @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 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;
}

File 12 of 14: @openzeppelin/contracts/utils/Address.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol)

pragma solidity ^0.8.1;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
     * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
     *
     * _Available since v4.8._
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        if (success) {
            if (returndata.length == 0) {
                // only check isContract if the call was successful and the return data is empty
                // otherwise we already know that it was a contract
                require(isContract(target), "Address: call to non-contract");
            }
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason or using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    function _revert(bytes memory returndata, string memory errorMessage) private pure {
        // Look for revert reason and bubble it up if present
        if (returndata.length > 0) {
            // The easiest way to bubble the revert reason is using memory via assembly
            /// @solidity memory-safe-assembly
            assembly {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert(errorMessage);
        }
    }
}

File 13 of 14: @openzeppelin/contracts/utils/Context.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

File 14 of 14: contracts/Redemption.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.15;

import "@openzeppelin/contracts/token/ERC1155/extensions/ERC1155Burnable.sol";
import "@openzeppelin/contracts/token/ERC1155/extensions/ERC1155Supply.sol";
import "@openzeppelin/contracts/token/ERC1155/ERC1155.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/Strings.sol";

contract Redemption is Ownable, ERC1155, ERC1155Burnable, ERC1155Supply {

    constructor(string memory uri_) ERC1155(uri_){}

    function mint(
        address account,
        uint256 id,
        uint256 amount,
        bytes memory data
    ) public onlyOwner {
        _mint(account, id, amount, data);
    }

    function mintBatch(
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) public onlyOwner {
        _mintBatch(to, ids, amounts, data);
    }

    function transferBulk(address from, address[] calldata receivers, uint256 id, uint256 amount) public {
        require(balanceOf(msg.sender, id) >= receivers.length * amount, "Not enough tokens to transfer");
        for (uint256 i = 0; i < receivers.length; i++) {
            safeTransferFrom(from, receivers[i], id, amount, "");
        }
    }

    function uri(uint256 _tokenId) public view virtual override returns (string memory) {
        return string(abi.encodePacked(super.uri(_tokenId), Strings.toString(_tokenId), ".json"));
    }

    function setUri(string memory uri_) public onlyOwner {
        _setURI(uri_);
    }

    function _beforeTokenTransfer(
        address operator,
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual override(ERC1155, ERC1155Supply) {
        super._beforeTokenTransfer(operator, from, to, ids, amounts, data);
    }
}

Contract ABI

[{"inputs":[{"internalType":"string","name":"uri_","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256[]","name":"ids","type":"uint256[]"},{"indexed":false,"internalType":"uint256[]","name":"values","type":"uint256[]"}],"name":"TransferBatch","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"id","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"TransferSingle","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"string","name":"value","type":"string"},{"indexed":true,"internalType":"uint256","name":"id","type":"uint256"}],"name":"URI","type":"event"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"accounts","type":"address[]"},{"internalType":"uint256[]","name":"ids","type":"uint256[]"}],"name":"balanceOfBatch","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256[]","name":"ids","type":"uint256[]"},{"internalType":"uint256[]","name":"values","type":"uint256[]"}],"name":"burnBatch","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"id","type":"uint256"}],"name":"exists","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256[]","name":"ids","type":"uint256[]"},{"internalType":"uint256[]","name":"amounts","type":"uint256[]"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"mintBatch","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256[]","name":"ids","type":"uint256[]"},{"internalType":"uint256[]","name":"amounts","type":"uint256[]"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeBatchTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"uri_","type":"string"}],"name":"setUri","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"id","type":"uint256"}],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address[]","name":"receivers","type":"address[]"},{"internalType":"uint256","name":"id","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferBulk","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"uri","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"}]

Contract Creation Code

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

Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Block Uncle Number Difficulty Gas Used Reward
Loading
Loading
Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.