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/*
 * Copyright (c) 2014 Baidu.com, Inc. All Rights Reserved
 *
 * 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.baidubce.services.bmr.model;

import com.baidubce.auth.BceCredentials;
import com.baidubce.model.AbstractBceRequest;

import java.util.ArrayList;
import java.util.List;

/**
 * Provides options for creating a BMR cluster.
 *
 * The essential options are imageType, imageVersion, instanceGroups, and the optional ones are
 * clientToken, name, autoTerminate, logUri, applications and steps.
 */
public class CreateClusterRequest extends AbstractBceRequest {
    private String imageType;
    private String imageVersion;
    private String clientToken;
    private boolean autoTerminate = true;
    private String logUri;
    private String name;
    private List instanceGroups;
    private List applications;
    private List steps;

    public String getImageType() {
        return imageType;
    }

    public void setImageType(String imageType) {
        this.imageType = imageType;
    }

    public String getImageVersion() {
        return imageVersion;
    }

    public void setImageVersion(String imageVersion) {
        this.imageVersion = imageVersion;
    }

    public String getClientToken() {
        return clientToken;
    }

    public void setClientToken(String clientToken) {
        this.clientToken = clientToken;
    }

    public boolean getAutoTerminate() {
        return autoTerminate;
    }

    public void setAutoTerminate(boolean autoTerminate) {
        this.autoTerminate = autoTerminate;
    }

    public String getLogUri() {
        return logUri;
    }

    public void setLogUri(String logUri) {
        this.logUri = logUri;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public List getInstanceGroups() {
        return instanceGroups;
    }

    public void setInstanceGroups(List instanceGroups) {
        this.instanceGroups = instanceGroups;
    }

    public List getApplications() {
        return applications;
    }

    public void setApplications(List applications) {
        this.applications = applications;
    }

    public List getSteps() {
        return steps;
    }

    public void setSteps(List steps) {
        this.steps = steps;
    }

    /**
     * Configure the image type for the cluster.
     *
     * @param imageType The image type for cluster's instances.
     * @return CreateClusterRequest
     */
    public CreateClusterRequest withImageType(String imageType) {
        this.setImageType(imageType);
        return this;
    }

    /**
     * Configure image version for the cluster.
     *
     * @param imageVersion The image version for the cluster's instance.
     * @return CreateClusterRequest
     */
    public CreateClusterRequest withImageVersion(String imageVersion) {
        this.setImageVersion(imageVersion);
        return this;
    }

    /**
     * Configure auto-terminate property for the cluster. If set the autoTerminate as true, then
     * the cluster will be terminated when all the steps are done. And the autoTerminate is true by default.
     *
     * @param autoTerminate
     * @return CreateClusterRequest
     */
    public CreateClusterRequest withAutoTerminate(boolean autoTerminate) {
        this.setAutoTerminate(autoTerminate);
        return this;
    }

    /**
     * Configure optional BOS uri for logs of steps. If the uri is not set, then the logs for the cluster and
     * steps are not saved in the BOS.
     *
     * @param logUri The valid BOS uri for the logs.
     * @return CreateClusterRequest
     */
    public CreateClusterRequest withLogUri(String logUri) {
        this.setLogUri(logUri);
        return this;
    }

    /**
     * Configure optional name of the cluster.If not set, then the name of the cluster will be
     * "my-cluster" by default.
     *
     * @param name The name for the cluster.
     * @return CreateClusterRequest
     */
    public CreateClusterRequest withName(String name) {
        this.setName(name);
        return this;
    }

    /**
     * Configure the instance group for the cluster.
     *
     * @param instanceGroup An InstanceGroupConfig instance.
     * @return CreateClusterRequest
     */
    public CreateClusterRequest withInstanceGroup(InstanceGroupConfig instanceGroup) {
        if (this.instanceGroups == null) {
            this.instanceGroups = new ArrayList();
        }
        this.instanceGroups.add(instanceGroup);
        return this;
    }

    /**
     * Configure optional application for the cluster. BMR provides applications such as Hive、Pig、HBase for the cluster.
     *
     * @param application An ApplicationConfig instance.
     * @return CreateClusterRequest
     */
    public CreateClusterRequest withApplication(ApplicationConfig application) {
        if (this.applications == null) {
            this.applications = new ArrayList();
        }
        this.applications.add(application);
        return this;
    }

    /**
     * Configure optional step for the cluster. The step will be scheduled and executed after the cluster is ACTIVE.
     * And the step also can be added to the cluster by sending AddStepsRequest.
     *
     * @param step a StepConfig instance to be added.
     * @return CreateClusterRequest
     */
    public CreateClusterRequest withStep(StepConfig step) {
        if (this.steps == null) {
            this.steps = new ArrayList();
        }
        this.steps.add(step);
        return this;
    }

    /**
     * Configure the steps to be added. This method will replace the CreateClusterRequest instance's
     * steps by the @param steps totally, thus it should be invoked ahead of withStep method if both
     * of them are used for the same CreateClusterRequest instance.
     *
     * @param steps a List of StepConfig instances to be added.
     * @return CreateClusterRequest
     */
    public CreateClusterRequest withSteps(List steps) {
        this.setSteps(steps);
        return this;
    }

    /**
     * Configure optional client token for the request. The request will be idempotent if client token is provided.
     *
     * @param clientToken An ASCII string whose length is less than 64.
     * @return CreateClusterRequest
     */
    public CreateClusterRequest withClientToken(String clientToken) {
        this.setClientToken(clientToken);
        return this;
    }

    /**
     * Configure request credential for the request.
     *
     * @param credentials a valid instance of BceCredentials.
     * @return CreateClusterRequest
     */
    public CreateClusterRequest withRequestCredentials(BceCredentials credentials) {
        this.setRequestCredentials(credentials);
        return this;
    }
}