// SPDX-License-Identifier: UNLICENSED

pragma solidity =0.8.18;

import "../../../SomaAccessControl/utils/AccessibleUpgradeable.sol";

import "./ITransferablePartition.sol";
import "./ERC20Partition.sol";

abstract contract TransferablePartition is ITransferablePartition, ERC20Partition, AccessibleUpgradeable {
    /**
     * @notice Initializer for extended contracts.
     */
    function __TransferPartitions_init() internal {
        __ERC165_init_unchained();
        __Context_init_unchained();
        __SomaContract_init_unchained();
        __Accessible_init_unchained();
        __Multicall_init_unchained();
        __Pausable_init_unchained();
        __TransferPartitions_init_unchained();
    }

    /**
     * @notice Unchained initializer.
     */
    function __TransferPartitions_init_unchained() internal onlyInitializing {
        LOCAL_MANAGE_ROLE = keccak256(abi.encodePacked(address(this), GLOBAL_MANAGE_ROLE));
    }

    /**
     * @notice Returns the GLOBAL_SEIZE_ROLE.
     */
    bytes32 public constant GLOBAL_MANAGE_ROLE = keccak256("TransferPartitions.MANAGE_ROLE");

    /**
     * @notice Returns the LOCAL_SEIZE_ROLE.
     */
    bytes32 public LOCAL_MANAGE_ROLE;

    /**
     * @notice Modifier to restrict a function caller to an account with the GLOBAL_SEIZE_ROLE or LOCAL_SEIZE_ROLE.
     */
    modifier onlyManageRole() {
        address sender = _msgSender();
        require(
            hasRole(LOCAL_MANAGE_ROLE, sender) || hasRole(GLOBAL_MANAGE_ROLE, sender),
            "TransferPartitions: UNAUTHORIZED"
        );
        _;
    }

    /**
     * @notice Checks if TransferPartitions inherits a given contract interface.
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return interfaceId == type(ITransferablePartition).interfaceId || super.supportsInterface(interfaceId);
    }

    /**
     * @inheritdoc ITransferablePartition
     */
    function transferPartition(address account, bytes32 fromId, bytes32 toId, uint256 amount, bytes memory data)
        public
        override
        onlyManageRole
        returns (bool)
    {
        _transferPartition(account, account, fromId, toId, balanceOf(account), amount, data);
        emit MovedPartition(account, fromId, toId, amount, data);
        return true;
    }

    uint256[50] private __gap;
}