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/**
 * Copyright 2019 The JoyQueue Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.joyqueue.broker.kafka.command;

import org.apache.commons.collections.CollectionUtils;
import org.joyqueue.broker.kafka.KafkaCommandType;
import org.joyqueue.broker.kafka.message.KafkaBrokerMessage;

import java.util.List;
import java.util.Map;

/**
 * Created by zhangkepeng on 16-7-27.
 */
public class ProduceRequest extends KafkaRequestOrResponse {

    private short requiredAcks;
    private int ackTimeoutMs;
    private String transactionalId;
    private Map> partitionRequests;

    private boolean transaction = false;
    private int partitionNum;
    private long producerId;
    private short producerEpoch;

    public short getRequiredAcks() {
        return requiredAcks;
    }

    public void setRequiredAcks(short requiredAcks) {
        this.requiredAcks = requiredAcks;
    }

    public void setAckTimeoutMs(int ackTimeoutMs) {
        this.ackTimeoutMs = ackTimeoutMs;
    }

    public int getAckTimeoutMs() {
        return ackTimeoutMs;
    }

    public String getTransactionalId() {
        return transactionalId;
    }

    public void setTransactionalId(String transactionalId) {
        this.transactionalId = transactionalId;
    }

    public void setPartitionRequests(Map> partitionRequests) {
        this.partitionRequests = partitionRequests;
    }

    public Map> getPartitionRequests() {
        return partitionRequests;
    }

    public void setPartitionNum(int partitionNum) {
        this.partitionNum = partitionNum;
    }

    public int getPartitionNum() {
        return partitionNum;
    }

    public void setTransaction(boolean transaction) {
        this.transaction = transaction;
    }

    public boolean isTransaction() {
        return transaction;
    }

    public long getProducerId() {
        return producerId;
    }

    public void setProducerId(long producerId) {
        this.producerId = producerId;
    }

    public short getProducerEpoch() {
        return producerEpoch;
    }

    public void setProducerEpoch(short producerEpoch) {
        this.producerEpoch = producerEpoch;
    }

    @Override
    public int type() {
        return KafkaCommandType.PRODUCE.getCode();
    }

    @Override
    public String toString() {
        return describe();
    }

    private String describe() {
        StringBuilder producerRequest = new StringBuilder();
        producerRequest.append("Name: " + this.getClass().getSimpleName());
        producerRequest.append("; RequiredAcks: " + requiredAcks);
        producerRequest.append("; AckTimeoutMs: " + ackTimeoutMs + " ms");
        return producerRequest.toString();
    }

    public static class PartitionRequest {

        private int partition;
        private List messages;

        public PartitionRequest() {

        }

        public PartitionRequest(int partition, List messages) {
            this.partition = partition;
            this.messages = messages;
        }

        public void setPartition(int partition) {
            this.partition = partition;
        }

        public int getPartition() {
            return partition;
        }

        public void setMessages(List messages) {
            this.messages = messages;
        }

        public List getMessages() {
            return messages;
        }

        public int getSize() {
            if (CollectionUtils.isEmpty(messages)) {
                return 0;
            }
            int result = 0;
            for (KafkaBrokerMessage message : messages) {
                if (message.isBatch()) {
                    result += message.getFlag();
                } else {
                    result += 1;
                }
            }
            return result;
        }

        public int getTraffic() {
            if (CollectionUtils.isEmpty(messages)) {
                return 0;
            }
            int result = 0;
            for (KafkaBrokerMessage message : messages) {
                result += message.getSize();
            }
            return result;
        }
    }
}