package monnethic.mobile.blockchain.client;

import org.hyperledger.fabric.sdk.ChaincodeID;
import org.hyperledger.fabric.sdk.Channel;
import org.hyperledger.fabric.sdk.ProposalResponse;
import org.hyperledger.fabric.sdk.QueryByChaincodeRequest;
import org.hyperledger.fabric.sdk.exception.InvalidArgumentException;
import org.hyperledger.fabric.sdk.exception.ProposalException;

import java.util.Collection;
import java.util.logging.Level;
import java.util.logging.Logger;

public class ChannelClientWrapper {
    FabriClientWrapper fabriClientWrapper;
    Channel channel;
    String name;

    public Channel getChannel() {
        return channel;
    }

    public String getName() {
        return name;
    }

    public FabriClientWrapper getFabriClientWrapper() {
        return fabriClientWrapper;
    }

    public ChannelClientWrapper(String name, Channel channel, FabriClientWrapper fabriClientWrapper){
        this.name=name;
        this.channel=channel;
        this.fabriClientWrapper=fabriClientWrapper;
    }

    public Collection<ProposalResponse> queryByChainCode(String chaincodeName, String functionName, String[] args) throws InvalidArgumentException, ProposalException {
        Logger.getLogger(ChannelClientWrapper.class.getName()).log(Level.INFO, "Querying "+chaincodeName+" with "+functionName);

        QueryByChaincodeRequest request = fabriClientWrapper.getHfClient().newQueryProposalRequest();
        ChaincodeID chaincodeId = ChaincodeID.newBuilder().setName(chaincodeName).build();
        request.setChaincodeID(chaincodeId);
        request.setFcn(functionName);

        if(args != null){
            request.setArgs(args);
        }
        Collection<ProposalResponse> response = channel.queryByChaincode(request);
        return response;
    }
}