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templateDesign.sol

pragma solidity ^0.4.24;

contract ManagePermission {
    
    address private _admin;
    
    constructor() public {
        _admin = msg.sender;
    }
    
    function isAdmin() internal view returns(bool) {
        return msg.sender == _admin;
    }    
    
    modifier onlyAdmin() {
        require(isAdmin());
        _;
    }
}

/* Template */
contract Template is ManagePermission {
    
    /* structure */
    struct contractList {
        uint256 index;  //可以被儲存的位置，初始是0
        mapping(uint256 => address) contractAddress;
    }
    
    /* storage */
    mapping(address => contractList) publisher;
    
    /* status */
    bool contracEff;
    
    
    /* Contract List */ /* 希望導入ERC721，利用非同質代幣儲存發佈後的合約 */
    
    
    /* rule */
    
    
    /* Base */
    
    /* address list -> Here can search List of contracts created by the user */
    function searchAddressList(address _publisher, uint256 _index) view internal returns(address) {
        require(_index != 0);
        if(publisher[_publisher].index >= _index) _index--;  // search the latest
        else _index = publisher[_publisher].index-1;
        return publisher[_publisher].contractAddress[_index];
    }
    
    bytes4 aaa = 0x01020304;
    
    /* return arg by decode the input string for publisher that use to create a new contract */
    function decodeBytesToArgs() view internal returns(bytes){
        bytes memory arg1 = new bytes(1);
        arg1[0] = 0xff;
        return arg1;
    }
    
    //function getArg() view external returns(uint256 a, address b, string c) {
    //    return decodeStringToArgs();
    //}
    
    
    /* Operate */
    /* user */
    function createContract() public {
        
        bytes memory a;
        bytes memory b;
        string memory c;
        
        /* get arg */ //怎麼做? // 試看看型態轉換 // 改傳bytes
        (a) = decodeBytesToArgs(); // 沒加var不行，但var被棄用了，可能需要修改
        
        uint256[1] memory result;
        for (uint i=0; i<8 && i<a.length; ++i) {
            result[i] = uint256(a[i]);
        }
        
        /* crate & store in List */
        publisher[msg.sender].contractAddress[publisher[msg.sender].index] = new Contract(msg.sender, result[0]);
        /* point to the next position to be store */
        publisher[msg.sender].index++;
    }
    
    function searchOwnAddressList(uint256 _index) view external returns(address) {
        return searchAddressList(msg.sender, _index);
    }
    
    /* admin */
    function searchuserAddressList(address _publisher, uint256 _index) onlyAdmin view external returns(address) {
        return searchAddressList(_publisher, _index);
    }
    
    /* Oracle */
    
    
    /* service */
    
}

/* Main content */
contract Contract {
    
    address public creater;     //use to debug
    uint256 public a;     //use to debug
    address public b;     //use to debug
    string public c;     //use to debug
    
    constructor(address _creater, uint256 _arg1) public {
        creater = _creater;
        a = _arg1;
    }
    
}