/*
 * Copyright 2008-present MongoDB, Inc.
 *
 * 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 com.mongodb.bulk;

import com.mongodb.client.model.Collation;
import org.bson.BsonDocument;
import org.bson.BsonValue;

import java.util.List;

import static com.mongodb.assertions.Assertions.notNull;

An update to one or more documents.
Since:
3.0/**
 * An update to one or more documents.
 *
 * @since 3.0
 */
@Deprecated
public final class UpdateRequest extends WriteRequest {
    private final BsonValue update;
    private final Type updateType;
    private final BsonDocument filter;
    private boolean isMulti = true;
    private boolean isUpsert = false;
    private Collation collation;
    private List<BsonDocument> arrayFilters;

    
Construct a new instance.
Params:
filter – the non-null query filter
update – the non-null update operations
updateType – the update type, which must be either UPDATE or REPLACE/**
     * Construct a new instance.
     * @param filter the non-null query filter
     * @param update the non-null update operations
     * @param updateType the update type, which must be either UPDATE or REPLACE
     */
    public UpdateRequest(final BsonDocument filter, final BsonValue update, final Type updateType) {
        if (updateType != Type.UPDATE && updateType != Type.REPLACE) {
            throw new IllegalArgumentException("Update type must be UPDATE or REPLACE");
        }
        if (update != null && !update.isDocument() && !update.isArray()) {
            throw new IllegalArgumentException("Update operation type must be a document or a pipeline");
        }

        this.filter = notNull("filter", filter);
        this.update = notNull("update", update);
        this.updateType = updateType;
        this.isMulti = updateType == Type.UPDATE;
    }

    @Override
    public Type getType() {
        return updateType;
    }

    
Gets the query filter for the update.
Returns:
the filter/**
     * Gets the query filter for the update.
     *
     * @return the filter
     */
    public BsonDocument getFilter() {
        return filter;
    }

    
Gets the update.
Returns:
the update
Deprecated:
use getUpdateValue() instead/**
     * Gets the update.
     *
     * @return the update
     * @deprecated use {@link #getUpdateValue()} instead
     */
    @Deprecated
    public BsonDocument getUpdate() {
        if (update.isDocument()) {
            return update.asDocument();
        }
        return null;
    }

    
Gets the update.
Note: Starting with server version 4.2+, the update can be either a document or a pipeline.
Returns:
the update
Since:
3.11/**
     * Gets the update.
     * Note: Starting with server version 4.2+, the update can be either a document or a pipeline.
     *
     * @return the update
     * @since 3.11
     */
    public BsonValue getUpdateValue() {
        return update;
    }

    
Gets whether this update will update all documents matching the filter.  The default is true.
Returns:
whether this update will update all documents matching the filter/**
     * Gets whether this update will update all documents matching the filter.  The default is true.
     *
     * @return whether this update will update all documents matching the filter
     */
    public boolean isMulti() {
        return isMulti;
    }

    
Sets whether this will update all documents matching the query filter.
Params:
isMulti – whether this will update all documents matching the query filter
Returns:
this/**
     * Sets whether this will update all documents matching the query filter.
     *
     * @param isMulti whether this will update all documents matching the query filter
     * @return this
     */
    public UpdateRequest multi(final boolean isMulti) {
        if (isMulti && updateType == Type.REPLACE) {
            throw new IllegalArgumentException("Replacements can not be multi");
        }
        this.isMulti = isMulti;
        return this;
    }

    
Gets whether this update will insert a new document if no documents match the filter.  The default is false.
Returns:
whether this update will insert a new document if no documents match the filter/**
     * Gets whether this update will insert a new document if no documents match the filter.  The default is false.
     * @return whether this update will insert a new document if no documents match the filter
     */
    public boolean isUpsert() {
        return isUpsert;
    }

    
Sets whether this update will insert a new document if no documents match the filter.
Params:
isUpsert – whether this update will insert a new document if no documents match the filter
Returns:
this/**
     * Sets whether this update will insert a new document if no documents match the filter.
     * @param isUpsert whether this update will insert a new document if no documents match the filter
     * @return this
     */
    public UpdateRequest upsert(final boolean isUpsert) {
        this.isUpsert = isUpsert;
        return this;
    }

    
Returns the collation options
Returns:
the collation options
Since:
3.4
@mongodb.server.release
3.4/**
     * Returns the collation options
     *
     * @return the collation options
     * @since 3.4
     * @mongodb.server.release 3.4
     */
    public Collation getCollation() {
        return collation;
    }

    
Sets the collation options
A null value represents the server default.
Params:
collation – the collation options to use
Returns:
this
Since:
3.4
@mongodb.server.release
3.4/**
     * Sets the collation options
     *
     * <p>A null value represents the server default.</p>
     * @param collation the collation options to use
     * @return this
     * @since 3.4
     * @mongodb.server.release 3.4
     */
    public UpdateRequest collation(final Collation collation) {
        this.collation = collation;
        return this;
    }

    
Sets the array filters option
Params:
arrayFilters – the array filters, which may be null
Returns:
this
Since:
3.6
@mongodb.server.release
3.6/**
     * Sets the array filters option
     *
     * @param arrayFilters the array filters, which may be null
     * @return this
     * @since 3.6
     * @mongodb.server.release 3.6
     */
    public UpdateRequest arrayFilters(final List<BsonDocument> arrayFilters) {
        this.arrayFilters = arrayFilters;
        return this;
    }

    
Returns the array filters option
Returns:
the array filters, which may be null
Since:
3.6
@mongodb.server.release
3.6/**
     * Returns the array filters option
     *
     * @return the array filters, which may be null
     * @since 3.6
     * @mongodb.server.release 3.6
     */
    public List<BsonDocument> getArrayFilters() {
        return arrayFilters;
    }
}