pragma solidity ^0.4.24;

contract ISettingsRegistry {
    enum SettingsValueTypes { NONE, UINT, STRING, ADDRESS, BYTES, BOOL, INT }

    function uintOf(bytes32 _propertyName) public view returns (uint256);

    function stringOf(bytes32 _propertyName) public view returns (string);

    function addressOf(bytes32 _propertyName) public view returns (address);

    function bytesOf(bytes32 _propertyName) public view returns (bytes);

    function boolOf(bytes32 _propertyName) public view returns (bool);

    function intOf(bytes32 _propertyName) public view returns (int);

    function setUintProperty(bytes32 _propertyName, uint _value) public;

    function setStringProperty(bytes32 _propertyName, string _value) public;

    function setAddressProperty(bytes32 _propertyName, address _value) public;

    function setBytesProperty(bytes32 _propertyName, bytes _value) public;

    function setBoolProperty(bytes32 _propertyName, bool _value) public;

    function setIntProperty(bytes32 _propertyName, int _value) public;

    function getValueTypeOf(bytes32 _propertyName) public view returns (uint /* SettingsValueTypes */ );

    event ChangeProperty(bytes32 indexed _propertyName, uint256 _type);
}