add dapp login

Helius

2022-05-26 2c86d804e005a62591fcc6a78c845d7a295aebcf

 src/main/java/cc/mrbird/febs/common/utils/LoginUserUtil.java

@@ -3,6 +3,7 @@
import cc.mrbird.febs.dapp.entity.DappMemberEntity;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import org.web3j.crypto.Hash;

import javax.servlet.http.HttpServletRequest;

@@ -16,4 +17,11 @@
        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.currentRequestAttributes()).getRequest();
        return (DappMemberEntity) request.getSession().getAttribute("member");
    }

    public static String getLoginKey(String address, String nonce, String sign) {
        StringBuilder sb = new StringBuilder();
        StringBuilder append = sb.append(address).append(":").append(nonce).append(":").append(sign);

        return append.toString();
    }
}