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// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.25;

import {INetworkMiddlewareService} from "../../interfaces/service/INetworkMiddlewareService.sol";
import {IRegistry} from "../../interfaces/common/IRegistry.sol";

contract NetworkMiddlewareService is INetworkMiddlewareService {
    /**
     * @inheritdoc INetworkMiddlewareService
     */
    address public immutable NETWORK_REGISTRY;

    /**
     * @inheritdoc INetworkMiddlewareService
     */
    mapping(address network => address value) public middleware;

    constructor(
        address networkRegistry
    ) {
        NETWORK_REGISTRY = networkRegistry;
    }

    /**
     * @inheritdoc INetworkMiddlewareService
     */
    function setMiddleware(
        address middleware_
    ) external {
        if (!IRegistry(NETWORK_REGISTRY).isEntity(msg.sender)) {
            revert NotNetwork();
        }

        if (middleware[msg.sender] == middleware_) {
            revert AlreadySet();
        }

        middleware[msg.sender] = middleware_;

        emit SetMiddleware(msg.sender, middleware_);
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface INetworkMiddlewareService {
    error AlreadySet();
    error NotNetwork();

    /**
     * @notice Emitted when a middleware is set for a network.
     * @param network address of the network
     * @param middleware new middleware of the network
     */
    event SetMiddleware(address indexed network, address middleware);

    /**
     * @notice Get the network registry's address.
     * @return address of the network registry
     */
    function NETWORK_REGISTRY() external view returns (address);

    /**
     * @notice Get a given network's middleware.
     * @param network address of the network
     * @return middleware of the network
     */
    function middleware(
        address network
    ) external view returns (address);

    /**
     * @notice Set a new middleware for a calling network.
     * @param middleware new middleware of the network
     */
    function setMiddleware(
        address middleware
    ) external;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface IRegistry {
    error EntityNotExist();

    /**
     * @notice Emitted when an entity is added.
     * @param entity address of the added entity
     */
    event AddEntity(address indexed entity);

    /**
     * @notice Get if a given address is an entity.
     * @param account address to check
     * @return if the given address is an entity
     */
    function isEntity(
        address account
    ) external view returns (bool);

    /**
     * @notice Get a total number of entities.
     * @return total number of entities added
     */
    function totalEntities() external view returns (uint256);

    /**
     * @notice Get an entity given its index.
     * @param index index of the entity to get
     * @return address of the entity
     */
    function entity(
        uint256 index
    ) external view returns (address);
}

{
  "remappings": [
    "forge-std/=lib/forge-std/src/",
    "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
    "@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/",
    "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "paris",
  "viaIR": true,
  "libraries": {}
}

[{"inputs":[{"internalType":"address","name":"networkRegistry","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AlreadySet","type":"error"},{"inputs":[],"name":"NotNetwork","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"network","type":"address"},{"indexed":false,"internalType":"address","name":"middleware","type":"address"}],"name":"SetMiddleware","type":"event"},{"inputs":[],"name":"NETWORK_REGISTRY","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"network","type":"address"}],"name":"middleware","outputs":[{"internalType":"address","name":"value","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"middleware_","type":"address"}],"name":"setMiddleware","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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0000000000000000000000007d03b7343bf8d5cec7c0c27ece084a20113d15c9

-----Decoded View---------------
Arg [0] : networkRegistry (address): 0x7d03b7343BF8d5cEC7C0C27ecE084a20113D15C9

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000007d03b7343bf8d5cec7c0c27ece084a20113d15c9