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

/**
 * @title PeerToPlayConnectors
 * @dev This contract serves as a registry for Connectors. It allows for the addition, updating, and removal of connectors.
 */

/**
 * @dev Interface for the PeerToPlayFactory contract to fetch the master address.
 */
interface IndexInterface {
    function master() external view returns (address);
}

/**
 * @dev Interface for the Connector to fetch its name.
 */
interface ConnectorInterface {
    function name() external view returns (string memory);
}

/**
 * @title Controllers
 * @dev This contract manages the chief controllers who have the authority to add, update, or remove connectors.
 */
contract Controllers {
    event LogController(address indexed addr, bool indexed isChief);

    // Address of the PeerToPlayFactory contract.
    address public immutable peerToPlayFactory;

    constructor(address _peerToPlayFactory) {
        peerToPlayFactory = _peerToPlayFactory;
    }

    // Mapping to check if an address is a chief.
    mapping(address => bool) public chief;
    // Mapping of connector names to their addresses.
    mapping(string => address) public connectors;

    /**
     * @dev Modifier to ensure the caller is a chief or the master of the PeerToPlayFactory.
     */
    modifier isChief() {
        require(
            chief[msg.sender] ||
                msg.sender == IndexInterface(peerToPlayFactory).master(),
            "not-an-chief"
        );
        _;
    }

    /**
     * @dev Enables or disables a chief controller.
     * @param _chiefAddress Address of the chief to be toggled.
     */
    function toggleChief(address _chiefAddress) external {
        require(
            msg.sender == IndexInterface(peerToPlayFactory).master(),
            "toggleChief: not-master"
        );
        chief[_chiefAddress] = !chief[_chiefAddress];
        emit LogController(_chiefAddress, chief[_chiefAddress]);
    }
}

/**
 * @title PeerToPlayConnectors
 * @dev Main contract for managing and interacting with connectors.
 */
contract PeerToPlayConnectors is Controllers {
    event LogConnectorAdded(
        bytes32 indexed connectorNameHash,
        string connectorName,
        address indexed connector
    );
    event LogConnectorUpdated(
        bytes32 indexed connectorNameHash,
        string connectorName,
        address indexed oldConnector,
        address indexed newConnector
    );
    event LogConnectorRemoved(
        bytes32 indexed connectorNameHash,
        string connectorName,
        address indexed connector
    );

    constructor(address _peerToPlayFactory) Controllers(_peerToPlayFactory) {}

    /**
     * @dev Adds new connectors to the registry.
     * @param _connectorNames Names of the connectors to be added.
     * @param _connectors Addresses of the connectors to be added.
     */
    function addConnectors(
        string[] calldata _connectorNames,
        address[] calldata _connectors
    ) external isChief {
        require(
            _connectorNames.length == _connectors.length,
            "addConnectors: not same length"
        );
        for (uint i = 0; i < _connectors.length; i++) {
            require(
                connectors[_connectorNames[i]] == address(0),
                "addConnectors: _connectorName added already"
            );
            require(
                _connectors[i] != address(0),
                "addConnectors: _connectors address not valid"
            );
            ConnectorInterface(_connectors[i]).name(); // Verifying if connector has function name()
            connectors[_connectorNames[i]] = _connectors[i];
            emit LogConnectorAdded(
                keccak256(abi.encodePacked(_connectorNames[i])),
                _connectorNames[i],
                _connectors[i]
            );
        }
    }

    /**
     * @dev Updates existing connectors in the registry.
     * @param _connectorNames Names of the connectors to be updated.
     * @param _connectors New addresses for the connectors.
     */
    function updateConnectors(
        string[] calldata _connectorNames,
        address[] calldata _connectors
    ) external isChief {
        require(
            _connectorNames.length == _connectors.length,
            "updateConnectors: not same length"
        );
        for (uint i = 0; i < _connectors.length; i++) {
            require(
                connectors[_connectorNames[i]] != address(0),
                "updateConnectors: _connectorName not added to update"
            );
            require(
                _connectors[i] != address(0),
                "updateConnectors: _connector address is not valid"
            );
            ConnectorInterface(_connectors[i]).name(); // Verifying if connector has function name()
            emit LogConnectorUpdated(
                keccak256(abi.encodePacked(_connectorNames[i])),
                _connectorNames[i],
                connectors[_connectorNames[i]],
                _connectors[i]
            );
            connectors[_connectorNames[i]] = _connectors[i];
        }
    }

    /**
     * @dev Removes connectors from the registry.
     * @param _connectorNames Names of the connectors to be removed.
     */
    function removeConnectors(
        string[] calldata _connectorNames
    ) external isChief {
        for (uint i = 0; i < _connectorNames.length; i++) {
            require(
                connectors[_connectorNames[i]] != address(0),
                "removeConnectors: _connectorName not added to update"
            );
            emit LogConnectorRemoved(
                keccak256(abi.encodePacked(_connectorNames[i])),
                _connectorNames[i],
                connectors[_connectorNames[i]]
            );
            delete connectors[_connectorNames[i]];
        }
    }

    /**
     * @dev Checks if the provided connector names are registered and returns their addresses.
     * @param _connectorNames Names of the connectors to be checked.
     * @return isOk Boolean indicating if all connectors are registered.
     * @return _connectors Addresses of the checked connectors.
     */
    function isConnectors(
        string[] calldata _connectorNames
    ) external view returns (bool isOk, address[] memory _connectors) {
        isOk = true;
        uint len = _connectorNames.length;
        _connectors = new address[](len);
        for (uint i = 0; i < _connectors.length; i++) {
            _connectors[i] = connectors[_connectorNames[i]];
            if (_connectors[i] == address(0)) {
                isOk = false;
                break;
            }
        }
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "evmVersion": "paris",
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "metadata": {
    "useLiteralContent": true
  },
  "libraries": {}
}

[{"inputs":[{"internalType":"address","name":"_peerToPlayFactory","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"connectorNameHash","type":"bytes32"},{"indexed":false,"internalType":"string","name":"connectorName","type":"string"},{"indexed":true,"internalType":"address","name":"connector","type":"address"}],"name":"LogConnectorAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"connectorNameHash","type":"bytes32"},{"indexed":false,"internalType":"string","name":"connectorName","type":"string"},{"indexed":true,"internalType":"address","name":"connector","type":"address"}],"name":"LogConnectorRemoved","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"connectorNameHash","type":"bytes32"},{"indexed":false,"internalType":"string","name":"connectorName","type":"string"},{"indexed":true,"internalType":"address","name":"oldConnector","type":"address"},{"indexed":true,"internalType":"address","name":"newConnector","type":"address"}],"name":"LogConnectorUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"addr","type":"address"},{"indexed":true,"internalType":"bool","name":"isChief","type":"bool"}],"name":"LogController","type":"event"},{"inputs":[{"internalType":"string[]","name":"_connectorNames","type":"string[]"},{"internalType":"address[]","name":"_connectors","type":"address[]"}],"name":"addConnectors","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"chief","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string","name":"","type":"string"}],"name":"connectors","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string[]","name":"_connectorNames","type":"string[]"}],"name":"isConnectors","outputs":[{"internalType":"bool","name":"isOk","type":"bool"},{"internalType":"address[]","name":"_connectors","type":"address[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"peerToPlayFactory","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string[]","name":"_connectorNames","type":"string[]"}],"name":"removeConnectors","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_chiefAddress","type":"address"}],"name":"toggleChief","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string[]","name":"_connectorNames","type":"string[]"},{"internalType":"address[]","name":"_connectors","type":"address[]"}],"name":"updateConnectors","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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