// File: @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: @openzeppelin/contracts/interfaces/IERC1155.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (interfaces/IERC1155.sol)

pragma solidity ^0.8.0;

import "../token/ERC1155/IERC1155.sol";

// File: @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: @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: @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: contracts/shop/interface/IProductMint.sol



// SPDX-License-Identifier: MIT
pragma solidity 0.8.17;

interface IProductMint {
    error InvalidInvoker();
    error RedeemingTooMany(uint256 amount);

    event NftAddressSet(address nftAddress);
    event ShopAddressSet(address shopAddress);
    event TokenUrisSet(uint256[] tokenIds, string[] tokenUris);
    event MaxRedeemablePerTxnSet(uint256 maxRedeemablePerTxn);
    event NftMint(
        address nftAddress,
        address to,
        uint256[] ids,
        uint256[] amounts,
        uint256 transactionId
    );
}

// File: contracts/shop/ProductMint.sol



// SPDX-License-Identifier: MIT
pragma solidity 0.8.17;

import { IERC1155 } from "@openzeppelin/contracts/interfaces/IERC1155.sol";
import { Ownable } from "@openzeppelin/contracts/access/Ownable.sol";

import { IProductMint } from "./interface/IProductMint.sol";

interface INft {
    function mintBatch(
        address _to,
        uint256[] memory _ids,
        uint256[] memory _amounts,
        string[] memory _tokenUris,
        bytes memory _data
    ) external;
}

contract ProductMint is Ownable, IProductMint {
    /// @notice Address of the nft smart contract
    address public nftAddress = 0x6A82872743217A0988E4d72975D74432CfDeF9D7;

    /// @notice Address of the shop smart contract
    address public shopAddress = 0xd32034B5502910e5B56f5AC94ACb4198315c2Da2;

    /// @notice Max redeemable per transaction
    uint256 public maxRedeemablePerTxn = 1;

    /**
     * @notice Updates nft address
     * @dev Only callable by owner
     * @param _nftAddress New nft address
     */
    function setNftAddress(address _nftAddress) external onlyOwner {
        nftAddress = _nftAddress;
        emit NftAddressSet(_nftAddress);
    }

    /**
     * @notice Updates shop address
     * @dev Only callable by owner
     * @param _shopAddress New shop address
     */
    function setShopAddress(address _shopAddress) external onlyOwner {
        shopAddress = _shopAddress;
        emit ShopAddressSet(_shopAddress);
    }

    /**
     * @notice Sets max redeemable per transaction
     * @dev Only callable by owner
     * @param _maxRedeemablePerTxn Max redeemable per transaction
     */
    function setMaxRedeemablePerTxn(
        uint256 _maxRedeemablePerTxn
    ) external onlyOwner {
        maxRedeemablePerTxn = _maxRedeemablePerTxn;
        emit MaxRedeemablePerTxnSet(maxRedeemablePerTxn);
    }

    /**
     * @notice Executes batch mint to the provided address
     * @param _to Destination address
     * @param _multiplier Multiplier for the amount of token ids to send
     * @param _transactionId Id that is emitted for tracking
     * @param _ids List of token ids
     * @param _amounts List of amounts for each token id
     * @param _data Additional encoded data
     */
    function mintBatch(
        address _to,
        uint256 _multiplier,
        uint256 _transactionId,
        uint256[] memory _ids,
        uint256[] memory _amounts,
        string[] memory _tokenUris,
        bytes memory _data
    ) external {
        if (msg.sender != shopAddress) {
            revert InvalidInvoker();
        }

        if (_multiplier > maxRedeemablePerTxn) {
            revert RedeemingTooMany(_amounts.length);
        }

        uint256[] memory amounts = new uint256[](_amounts.length);

        for (uint256 i = 0; i < amounts.length; i++) {
            amounts[i] = _amounts[i] * _multiplier;
        }

        INft(nftAddress).mintBatch(_to, _ids, amounts, _tokenUris, _data);

        emit NftMint(nftAddress, _to, _ids, _amounts, _transactionId);
    }
}