pragma solidity ^0.4.0;

 //创建合约的时候，点的那个地址就是合约本身的地址

contract TollStation{

    //构造器 存储车库车辆信息

    struct CarInfo{

        address  _carAddr;//车主账户地址

        string  _lisencePlateNumber;//车牌号

        uint  _intime;//车辆进入时间

    }

    //定义数组

    CarInfo[] public car;

    address addre;//合约地址

     //合约的创建（构造器）： payable(收钱)

    function TollStation() public {

        addre = msg.sender;

    }

    //添加数据

    function addData() payable{

        car.push(CarInfo(msg.sender,"云A1123", now));

    }

    //判断用户是否存在

    modifier carExist{

        bool contain;

        for(uint i = 0;i<=car.length-1;i++)

        {

            if(msg.sender == car[i]._carAddr){

                contain = true ;

            }

        }

        require(contain);//判断contain的值，如果不存在，则不继续执行

        _;

    }

    function account() public payable carExist  returns (uint adr) {

        uint  beforeTime;

       //取出当前账户的时间，然后用系统当前时间减去原来的时间 就可以计算需要扣除的金额

       for(uint i = 0;i<=car.length-1;i++)

         {

            if(msg.sender == car[i]._carAddr){

                beforeTime = car[i]._intime;

            }

         }

       uint nowTime = now;

       uint bal = nowTime - beforeTime;

       if(bal<100000000){//小于1小时 扣除6wei

           require(msg.value>0);

           addre.transfer(6 ether);

           emit Sent(msg.sender,"转账成功",msg.value);

       }

       else{

           require(msg.value>0);

           addre.transfer(10 ether);

           emit Sent(msg.sender,"转账成功",msg.value);

       }

        return addre.balance;

    }

    //事件 定义事件的作用就是可以在控制台输出和发送消息给客户端

    event Sent(address addr,string msg,uint count);

    //查询数组

    function queryCarData()  returns(address addr,string  str,uint  time,uint size){

         if(car.length<1){

             return(0x323,"s",0,0);

         }

         else{

             addr =car[car.length-1]._carAddr;

             str = car[car.length-1]._lisencePlateNumber;

             time = car[car.length-1]._intime;

             size = car.length;

         }

    }

    function getLocalAddress() returns (address addr){

        return this;

    }

    function getTime() returns (uint now11){

        now11 = now;

       return now11;//h获取系统时间  时间格式为12524208878   1524295087

    }

}