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/// SPDX-License-Identifier: BUSL-1.1

/// Copyright (C) 2023 Brahma.fi

pragma solidity 0.8.19;

import {IAddressProviderService} from "interfaces/IAddressProviderService.sol";
import {Constants} from "src/core/Constants.sol";

/**
 * @title AddressProvider
 * @author Brahma.fi
 * @notice Single source of truth for resolving addresses of core components and external contracts
 */
contract AddressProvider is Constants {
    error RegistryAlreadyExists();
    error AddressProviderUnsupported();
    error NotGovernance(address);
    error NotPendingGovernance(address);
    error NullAddress();

    event RegistryInitialised(address indexed registry, bytes32 indexed key);
    event AuthorizedAddressInitialised(address indexed authorizedAddress, bytes32 indexed key);
    event GovernanceTransferRequested(address indexed previousGovernance, address indexed newGovernance);
    event GovernanceTransferred(address indexed previousGovernance, address indexed newGovernance);

    /// @notice address of governance
    address public governance;
    /// @notice address of pending governance before accepting
    address public pendingGovernance;

    /**
     * @notice keccak256 hash of authorizedAddress keys mapped to their addresses
     * @dev Core & Roles are used as keys for this mapping. These addresses are mutable
     * @dev authorizedAddresses are updatable by governance
     */
    mapping(bytes32 => address) internal authorizedAddresses;

    /**
     * @notice keccak256 hash of registry keys mapped to their addresses
     * @dev registries are only set once by governance and immutable
     */
    mapping(bytes32 => address) internal registries;

    constructor(address _governance, address walletRegistry, address policyRegistry, address executorRegistry) {
        _notNull(_governance);
        governance = _governance;

        _notNull(walletRegistry);
        _notNull(policyRegistry);
        _notNull(executorRegistry);
        registries[_WALLET_REGISTRY_HASH] = walletRegistry;
        registries[_POLICY_REGISTRY_HASH] = policyRegistry;
        registries[_EXECUTOR_REGISTRY_HASH] = executorRegistry;
    }

    /**
     * @notice Governance setter
     * @param _newGovernance address of new governance
     */
    function setGovernance(address _newGovernance) external {
        _notNull(_newGovernance);
        _onlyGov();
        emit GovernanceTransferRequested(governance, _newGovernance);
        pendingGovernance = _newGovernance;
    }

    /**
     * @notice Governance accepter
     */
    function acceptGovernance() external {
        if (msg.sender != pendingGovernance) {
            revert NotPendingGovernance(msg.sender);
        }
        emit GovernanceTransferred(governance, msg.sender);
        governance = msg.sender;
        delete pendingGovernance;
    }

    /**
     * @notice Authorized address setter
     * @param _key key of authorizedAddress
     * @param _authorizedAddress address to set
     * @param _overrideCheck overrides check for supported address provider
     */
    function setAuthorizedAddress(bytes32 _key, address _authorizedAddress, bool _overrideCheck) external {
        _onlyGov();
        _notNull(_authorizedAddress);

        /// @dev skips checks for supported `addressProvider()` if `_overrideCheck` is true
        if (!_overrideCheck) {
            /// @dev skips checks for supported `addressProvider()` if `_authorizedAddress` is an EOA
            if (_authorizedAddress.code.length != 0) _ensureAddressProvider(_authorizedAddress);
        }

        authorizedAddresses[_key] = _authorizedAddress;

        emit AuthorizedAddressInitialised(_authorizedAddress, _key);
    }

    /**
     * @notice Registry address setter
     * @param _key key of registry address
     * @param _registry address to set
     */
    function setRegistry(bytes32 _key, address _registry) external {
        _onlyGov();
        _ensureAddressProvider(_registry);

        if (registries[_key] != address(0)) revert RegistryAlreadyExists();
        registries[_key] = _registry;

        emit RegistryInitialised(_registry, _key);
    }

    /**
     * @notice Authorized address getter
     * @param _key key of authorized address
     * @return address of authorized address
     */
    function getAuthorizedAddress(bytes32 _key) external view returns (address) {
        return authorizedAddresses[_key];
    }

    /**
     * @notice Registry address getter
     * @param _key key of registry address
     * @return address of registry address
     */
    function getRegistry(bytes32 _key) external view returns (address) {
        return registries[_key];
    }

    /**
     * @notice Ensures that the new address supports the AddressProviderService interface
     * and is pointing to this AddressProvider
     * @param _newAddress address to check
     */
    function _ensureAddressProvider(address _newAddress) internal view {
        if (IAddressProviderService(_newAddress).addressProviderTarget() != address(this)) {
            revert AddressProviderUnsupported();
        }
    }

    /**
     * @notice Checks if msg.sender is governance
     */
    function _onlyGov() internal view {
        if (msg.sender != governance) revert NotGovernance(msg.sender);
    }

    /**
     * @notice Checks and reverts if address is null
     * @param addr address to check if null
     */
    function _notNull(address addr) internal pure {
        if (addr == address(0)) revert NullAddress();
    }
}

// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.19;

interface IAddressProviderService {
    /// @notice Returns the address of the AddressProvider
    function addressProviderTarget() external view returns (address);
}

/// SPDX-License-Identifier: BUSL-1.1

/// Copyright (C) 2023 Brahma.fi

pragma solidity 0.8.19;

/**
 * @title Constants
 * @author Brahma.fi
 * @notice Contains constants used by multiple contracts
 * @dev Inflates bytecode size by approximately 560 bytes on deployment, but saves gas on runtime
 */
abstract contract Constants {
    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                        REGISTRIES                          */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/
    /// @notice Key to map address of ExecutorRegistry
    bytes32 internal constant _EXECUTOR_REGISTRY_HASH = bytes32(uint256(keccak256("console.core.ExecutorRegistry")) - 1);

    /// @notice Key to map address of WalletRegistry
    bytes32 internal constant _WALLET_REGISTRY_HASH = bytes32(uint256(keccak256("console.core.WalletRegistry")) - 1);

    /// @notice Key to map address of PolicyRegistry
    bytes32 internal constant _POLICY_REGISTRY_HASH = bytes32(uint256(keccak256("console.core.PolicyRegistry")) - 1);

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                          CORE                              */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/
    /// @notice Key to map address of ExecutorPlugin
    bytes32 internal constant _EXECUTOR_PLUGIN_HASH = bytes32(uint256(keccak256("console.core.ExecutorPlugin")) - 1);

    /// @notice Key to map address of ConsoleFallbackHandler
    bytes32 internal constant _CONSOLE_FALLBACK_HANDLER_HASH =
        bytes32(uint256(keccak256("console.core.FallbackHandler")) - 1);

    /// @notice Key to map address of Safe FallbackHandler
    bytes32 internal constant _SAFE_FALLBACK_HANDLER_HASH = bytes32(uint256(keccak256("safe.FallbackHandler")) - 1);

    /// @notice Key to map address of Safe MultiSend
    bytes32 internal constant _SAFE_MULTI_SEND_HASH = bytes32(uint256(keccak256("safe.MultiSend")) - 1);

    /// @notice Key to map address of SafeProxyFactory
    bytes32 internal constant _SAFE_PROXY_FACTORY_HASH = bytes32(uint256(keccak256("safe.ProxyFactory")) - 1);

    /// @notice Key to map address of SafeSingleton
    bytes32 internal constant _SAFE_SINGLETON_HASH = bytes32(uint256(keccak256("safe.Singleton")) - 1);

    /// @notice Key to map address of PolicyValidator
    bytes32 internal constant _POLICY_VALIDATOR_HASH = bytes32(uint256(keccak256("console.core.PolicyValidator")) - 1);

    /// @notice Key to map address of SafeDeployer
    bytes32 internal constant _SAFE_DEPLOYER_HASH = bytes32(uint256(keccak256("console.core.SafeDeployer")) - 1);

    /// @notice Key to map address of SafeEnabler
    bytes32 internal constant _SAFE_ENABLER_HASH = bytes32(uint256(keccak256("console.core.SafeEnabler")) - 1);

    /// @notice Key to map address of SafeModerator
    bytes32 internal constant _SAFE_MODERATOR_HASH = bytes32(uint256(keccak256("console.core.SafeModerator")) - 1);

    /// @notice Key to map address of SafeModeratorOverridable
    bytes32 internal constant _SAFE_MODERATOR_OVERRIDABLE_HASH =
        bytes32(uint256(keccak256("console.core.SafeModeratorOverridable")) - 1);

    /// @notice Key to map address of TransactionValidator
    bytes32 internal constant _TRANSACTION_VALIDATOR_HASH =
        bytes32(uint256(keccak256("console.core.TransactionValidator")) - 1);

    /// @notice Key to map address of ConsoleOpBuilder
    bytes32 internal constant _CONSOLE_OP_BUILDER_HASH =
        bytes32(uint256(keccak256("console.core.ConsoleOpBuilder")) - 1);

    /// @notice Key to map address of ExecutionBlocker
    bytes32 internal constant _EXECUTION_BLOCKER_HASH = bytes32(uint256(keccak256("console.core.ExecutionBlocker")) - 1);

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                          ROLES                             */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @notice Key to map address of Role PolicyAuthenticator
    bytes32 internal constant _POLICY_AUTHENTICATOR_HASH =
        bytes32(uint256(keccak256("console.roles.PolicyAuthenticator")) - 1);
}

{
  "remappings": [
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/",
    "forge-std/=lib/forge-std/src/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/contracts/",
    "openzeppelin/=lib/openzeppelin-contracts/contracts/",
    "safe-contracts/=lib/safe-contracts/contracts/",
    "solady/=lib/solady/src/",
    "solmate/=lib/solady/lib/solmate/src/",
    "solidity-bytes-utils/=lib/solidity-bytes-utils/contracts/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 20000
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "paris",
  "libraries": {}
}

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[{"inputs":[{"internalType":"address","name":"_governance","type":"address"},{"internalType":"address","name":"walletRegistry","type":"address"},{"internalType":"address","name":"policyRegistry","type":"address"},{"internalType":"address","name":"executorRegistry","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AddressProviderUnsupported","type":"error"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"NotGovernance","type":"error"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"NotPendingGovernance","type":"error"},{"inputs":[],"name":"NullAddress","type":"error"},{"inputs":[],"name":"RegistryAlreadyExists","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"authorizedAddress","type":"address"},{"indexed":true,"internalType":"bytes32","name":"key","type":"bytes32"}],"name":"AuthorizedAddressInitialised","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousGovernance","type":"address"},{"indexed":true,"internalType":"address","name":"newGovernance","type":"address"}],"name":"GovernanceTransferRequested","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousGovernance","type":"address"},{"indexed":true,"internalType":"address","name":"newGovernance","type":"address"}],"name":"GovernanceTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"registry","type":"address"},{"indexed":true,"internalType":"bytes32","name":"key","type":"bytes32"}],"name":"RegistryInitialised","type":"event"},{"inputs":[],"name":"acceptGovernance","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_key","type":"bytes32"}],"name":"getAuthorizedAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_key","type":"bytes32"}],"name":"getRegistry","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"governance","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pendingGovernance","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_key","type":"bytes32"},{"internalType":"address","name":"_authorizedAddress","type":"address"},{"internalType":"bool","name":"_overrideCheck","type":"bool"}],"name":"setAuthorizedAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_newGovernance","type":"address"}],"name":"setGovernance","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_key","type":"bytes32"},{"internalType":"address","name":"_registry","type":"address"}],"name":"setRegistry","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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