SmartCity

SmartCity.sol

pragma solidity ^0.4.15;
import "./Stromanbieter.sol";

contract  SmartCity is Stromanbieter{
    
        address public owner;  // owner of the contract
        
        struct Citizen {  // User structure
           uint id;
           bool exists;
           address citizenAddress;
           string fullName;
           string personalAddress;
           uint income;
           string status;
        }
       
        uint totalCitizens=0;  // count of total loans
        
        mapping(address => Citizen) citizens; // mapping address to loan
        
        // constructor executed when deploying the contract into network
        // `msg.sender` is the account creating this contract.
        constructor() public payable {
            owner = msg.sender; 
        }
        
        // transaction to registerCitizen
        function registerCitizen(string fullname, string personaladdress, uint income) public {
            //require(!citizens[msg.sender])
            Citizen memory c = citizens[msg.sender];
            if(c.exists){
                citizens[msg.sender] = Citizen(totalCitizens, true, msg.sender, fullname, personaladdress,income, "Registered"); // add Loan object to mapping
            }
            else{totalCitizens++;
            citizens[msg.sender] = Citizen(totalCitizens, true,msg.sender, fullname, personaladdress,income, "Registered"); // add Loan object to mapping
            }
        }
        
        // get citizen details
        function getCitizen(address addr) public constant returns(uint, string, string, uint, string) {
            Citizen memory c = citizens[addr];
            return (c.id, c.fullName, c.personalAddress, c.income, c.status);
        }
        
        function getTotal() public constant  returns(uint)
        {return totalCitizens;}

}