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/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

package org.elasticsearch.action.bulk;

import org.elasticsearch.action.ActionRequestBuilder;
import org.elasticsearch.action.delete.DeleteRequest;
import org.elasticsearch.action.delete.DeleteRequestBuilder;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.action.index.IndexRequestBuilder;
import org.elasticsearch.action.support.ActiveShardCount;
import org.elasticsearch.action.support.WriteRequestBuilder;
import org.elasticsearch.action.support.replication.ReplicationRequest;
import org.elasticsearch.action.update.UpdateRequest;
import org.elasticsearch.action.update.UpdateRequestBuilder;
import org.elasticsearch.client.ElasticsearchClient;
import org.elasticsearch.core.Nullable;
import org.elasticsearch.core.TimeValue;
import org.elasticsearch.index.mapper.MapperService;
import org.elasticsearch.xcontent.XContentType;

/**
 * A bulk request holds an ordered {@link IndexRequest}s and {@link DeleteRequest}s and allows to executes
 * it in a single batch.
 */
public class BulkRequestBuilder extends ActionRequestBuilder implements WriteRequestBuilder {

    /**
     * @deprecated use {@link #BulkRequestBuilder(ElasticsearchClient, BulkAction, String)} instead
     */
    @Deprecated
    public BulkRequestBuilder(ElasticsearchClient client, BulkAction action, @Nullable String globalIndex, @Nullable String globalType) {
        super(client, action, new BulkRequest(globalIndex, globalType));
    }

    public BulkRequestBuilder(ElasticsearchClient client, BulkAction action, @Nullable String globalIndex) {
        super(client, action, new BulkRequest(globalIndex));
    }

    public BulkRequestBuilder(ElasticsearchClient client, BulkAction action) {
        super(client, action, new BulkRequest());
    }

    /**
     * Adds an {@link IndexRequest} to the list of actions to execute. Follows the same behavior of {@link IndexRequest}
     * (for example, if no id is provided, one will be generated, or usage of the create flag).
     */
    public BulkRequestBuilder add(IndexRequest request) {
        super.request.add(request);
        return this;
    }

    /**
     * Adds an {@link IndexRequest} to the list of actions to execute. Follows the same behavior of {@link IndexRequest}
     * (for example, if no id is provided, one will be generated, or usage of the create flag).
     */
    public BulkRequestBuilder add(IndexRequestBuilder request) {
        super.request.add(request.request());
        return this;
    }

    /**
     * Adds an {@link DeleteRequest} to the list of actions to execute.
     */
    public BulkRequestBuilder add(DeleteRequest request) {
        super.request.add(request);
        return this;
    }

    /**
     * Adds an {@link DeleteRequest} to the list of actions to execute.
     */
    public BulkRequestBuilder add(DeleteRequestBuilder request) {
        super.request.add(request.request());
        return this;
    }

    /**
     * Adds an {@link UpdateRequest} to the list of actions to execute.
     */
    public BulkRequestBuilder add(UpdateRequest request) {
        super.request.add(request);
        return this;
    }

    /**
     * Adds an {@link UpdateRequest} to the list of actions to execute.
     */
    public BulkRequestBuilder add(UpdateRequestBuilder request) {
        super.request.add(request.request());
        return this;
    }

    /**
     * Adds a framed data in binary format
     */
    public BulkRequestBuilder add(byte[] data, int from, int length, XContentType xContentType) throws Exception {
        request.add(data, from, length, null, xContentType);
        return this;
    }

    /**
     * Adds a framed data in binary format
     * @deprecated use {@link #add(byte[], int, int, String, XContentType)} instead
     */
    @Deprecated
    public BulkRequestBuilder add(
        byte[] data,
        int from,
        int length,
        @Nullable String defaultIndex,
        @Nullable String defaultType,
        XContentType xContentType
    ) throws Exception {
        request.add(data, from, length, defaultIndex, defaultType, xContentType);
        return this;
    }

    /**
     * Adds a framed data in binary format
     */
    public BulkRequestBuilder add(byte[] data, int from, int length, @Nullable String defaultIndex, XContentType xContentType)
        throws Exception {
        request.add(data, from, length, defaultIndex, MapperService.SINGLE_MAPPING_NAME, xContentType);
        return this;
    }

    /**
     * Sets the number of shard copies that must be active before proceeding with the write.
     * See {@link ReplicationRequest#waitForActiveShards(ActiveShardCount)} for details.
     */
    public BulkRequestBuilder setWaitForActiveShards(ActiveShardCount waitForActiveShards) {
        request.waitForActiveShards(waitForActiveShards);
        return this;
    }

    /**
     * A shortcut for {@link #setWaitForActiveShards(ActiveShardCount)} where the numerical
     * shard count is passed in, instead of having to first call {@link ActiveShardCount#from(int)}
     * to get the ActiveShardCount.
     */
    public BulkRequestBuilder setWaitForActiveShards(final int waitForActiveShards) {
        return setWaitForActiveShards(ActiveShardCount.from(waitForActiveShards));
    }

    /**
     * A timeout to wait if the index operation can't be performed immediately. Defaults to {@code 1m}.
     */
    public final BulkRequestBuilder setTimeout(TimeValue timeout) {
        request.timeout(timeout);
        return this;
    }

    /**
     * A timeout to wait if the index operation can't be performed immediately. Defaults to {@code 1m}.
     */
    public final BulkRequestBuilder setTimeout(String timeout) {
        request.timeout(timeout);
        return this;
    }

    /**
     * The number of actions currently in the bulk.
     */
    public int numberOfActions() {
        return request.numberOfActions();
    }

    public BulkRequestBuilder pipeline(String globalPipeline) {
        request.pipeline(globalPipeline);
        return this;
    }

    public BulkRequestBuilder routing(String globalRouting) {
        request.routing(globalRouting);
        return this;
    }
}