dsa-connectors/contracts/common/stores.sol

pragma solidity ^0.6.5;

import { MemoryInterface, EventInterface} from "./interfaces.sol";


abstract contract Stores {

    uint256 internal immutable _id;

    constructor(uint256 id) public {
        _id = id;
    }

  /**
   * @dev Return ethereum address
   */
  function getEthAddr() internal pure returns (address) {
    return 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE; // ETH Address
  }

  /**
   * @dev Return memory variable address
   */
  function getMemoryAddr() internal pure returns (address) {
    return 0x8a5419CfC711B2343c17a6ABf4B2bAFaBb06957F; // InstaMemory Address
  }

  /**
   * @dev Return InstaEvent Address.
   */
  function getEventAddr() internal pure returns (address) {
    return 0x2af7ea6Cb911035f3eb1ED895Cb6692C39ecbA97; // InstaEvent Address
  }

  /**
   * @dev Return InstaDApp Mapping Addresses
   */
  function getMappingAddr() internal pure returns (address) {
    return 0xe81F70Cc7C0D46e12d70efc60607F16bbD617E88; // InstaMapping Address
  }

  /**
   * @dev Get Uint value from InstaMemory Contract.
   */
  function getUint(uint getId, uint val) internal returns (uint returnVal) {
    returnVal = getId == 0 ? val : MemoryInterface(getMemoryAddr()).getUint(getId);
  }

  /**
  * @dev Set Uint value in InstaMemory Contract.
  */
  function setUint(uint setId, uint val) virtual internal {
    if (setId != 0) MemoryInterface(getMemoryAddr()).setUint(setId, val);
  }

  /**
  * @dev emit event on event contract
  */
  function emitEvent(bytes32 eventCode, bytes memory eventData) virtual internal {
    (uint model, uint id) = connectorID();
    EventInterface(getEventAddr()).emitEvent(model, id, eventCode, eventData);
  }

  /**
  * @dev Connector Details - needs to be changed before deployment
  */
  function connectorID() public view returns(uint model, uint id) {
    (model, id) = (0, _id);
  }

}