/*******************************************************************************
 *  Copyright 2012-2019 Amazon.com, Inc. or its affiliates. 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. A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 *  or in the "license" file accompanying this file.
 *  This file 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.
 * *****************************************************************************
 *
 *  AWS Tools for Windows (TM) PowerShell (TM)
 *
 */

using System;
using System.Collections.Generic;
using System.Linq;
using System.Management.Automation;
using System.Text;
using Amazon.PowerShell.Common;
using Amazon.Runtime;
using Amazon.CodeDeploy;
using Amazon.CodeDeploy.Model;

namespace Amazon.PowerShell.Cmdlets.CD
{
    /// <summary>
    /// For a blue/green deployment, starts the process of rerouting traffic from instances
    /// in the original environment to instances in the replacement environment without waiting
    /// for a specified wait time to elapse. (Traffic rerouting, which is achieved by registering
    /// instances in the replacement environment with the load balancer, can start as soon
    /// as all instances have a status of Ready.)
    /// </summary>
    [Cmdlet("Resume", "CDDeployment", SupportsShouldProcess = true, ConfirmImpact = ConfirmImpact.Medium)]
    [OutputType("None")]
    [AWSCmdlet("Calls the AWS CodeDeploy ContinueDeployment API operation.", Operation = new[] {"ContinueDeployment"}, SelectReturnType = typeof(Amazon.CodeDeploy.Model.ContinueDeploymentResponse))]
    [AWSCmdletOutput("None or Amazon.CodeDeploy.Model.ContinueDeploymentResponse",
        "This cmdlet does not generate any output." +
        "The service response (type Amazon.CodeDeploy.Model.ContinueDeploymentResponse) can be referenced from properties attached to the cmdlet entry in the $AWSHistory stack."
    )]
    public partial class ResumeCDDeploymentCmdlet : AmazonCodeDeployClientCmdlet, IExecutor
    {
        
        #region Parameter DeploymentId
        /// <summary>
        /// <para>
        /// <para> The unique ID of a blue/green deployment for which you want to start rerouting traffic
        /// to the replacement environment. </para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(Position = 0, ValueFromPipelineByPropertyName = true, ValueFromPipeline = true)]
        public System.String DeploymentId { get; set; }
        #endregion
        
        #region Parameter DeploymentWaitType
        /// <summary>
        /// <para>
        /// <para> The status of the deployment's waiting period. <code>READY_WAIT</code> indicates
        /// that the deployment is ready to start shifting traffic. <code>TERMINATION_WAIT</code>
        /// indicates that the traffic is shifted, but the original target is not terminated.
        /// </para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        [AWSConstantClassSource("Amazon.CodeDeploy.DeploymentWaitType")]
        public Amazon.CodeDeploy.DeploymentWaitType DeploymentWaitType { get; set; }
        #endregion
        
        #region Parameter Select
        /// <summary>
        /// Use the -Select parameter to control the cmdlet output. The cmdlet doesn't have a return value by default.
        /// Specifying -Select '*' will result in the cmdlet returning the whole service response (Amazon.CodeDeploy.Model.ContinueDeploymentResponse).
        /// Specifying -Select '^ParameterName' will result in the cmdlet returning the selected cmdlet parameter value.
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public string Select { get; set; } = "*";
        #endregion
        
        #region Parameter PassThru
        /// <summary>
        /// Changes the cmdlet behavior to return the value passed to the DeploymentId parameter.
        /// The -PassThru parameter is deprecated, use -Select '^DeploymentId' instead. This parameter will be removed in a future version.
        /// </summary>
        [System.Obsolete("The -PassThru parameter is deprecated, use -Select '^DeploymentId' instead. This parameter will be removed in a future version.")]
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public SwitchParameter PassThru { get; set; }
        #endregion
        
        #region Parameter Force
        /// <summary>
        /// This parameter overrides confirmation prompts to force 
        /// the cmdlet to continue its operation. This parameter should always
        /// be used with caution.
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public SwitchParameter Force { get; set; }
        #endregion
        
        protected override void ProcessRecord()
        {
            this._AWSSignerType = "v4";
            base.ProcessRecord();
            
            var resourceIdentifiersText = FormatParameterValuesForConfirmationMsg(nameof(this.DeploymentId), MyInvocation.BoundParameters);
            if (!ConfirmShouldProceed(this.Force.IsPresent, resourceIdentifiersText, "Resume-CDDeployment (ContinueDeployment)"))
            {
                return;
            }
            
            var context = new CmdletContext();
            
            // allow for manipulation of parameters prior to loading into context
            PreExecutionContextLoad(context);
            
            #pragma warning disable CS0618, CS0612 //A class member was marked with the Obsolete attribute
            if (ParameterWasBound(nameof(this.Select)))
            {
                context.Select = CreateSelectDelegate<Amazon.CodeDeploy.Model.ContinueDeploymentResponse, ResumeCDDeploymentCmdlet>(Select) ??
                    throw new System.ArgumentException("Invalid value for -Select parameter.", nameof(this.Select));
                if (this.PassThru.IsPresent)
                {
                    throw new System.ArgumentException("-PassThru cannot be used when -Select is specified.", nameof(this.Select));
                }
            }
            else if (this.PassThru.IsPresent)
            {
                context.Select = (response, cmdlet) => this.DeploymentId;
            }
            #pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute
            context.DeploymentId = this.DeploymentId;
            context.DeploymentWaitType = this.DeploymentWaitType;
            
            // allow further manipulation of loaded context prior to processing
            PostExecutionContextLoad(context);
            
            var output = Execute(context) as CmdletOutput;
            ProcessOutput(output);
        }
        
        #region IExecutor Members
        
        public object Execute(ExecutorContext context)
        {
            var cmdletContext = context as CmdletContext;
            // create request
            var request = new Amazon.CodeDeploy.Model.ContinueDeploymentRequest();
            
            if (cmdletContext.DeploymentId != null)
            {
                request.DeploymentId = cmdletContext.DeploymentId;
            }
            if (cmdletContext.DeploymentWaitType != null)
            {
                request.DeploymentWaitType = cmdletContext.DeploymentWaitType;
            }
            
            CmdletOutput output;
            
            // issue call
            var client = Client ?? CreateClient(_CurrentCredentials, _RegionEndpoint);
            try
            {
                var response = CallAWSServiceOperation(client, request);
                object pipelineOutput = null;
                pipelineOutput = cmdletContext.Select(response, this);
                output = new CmdletOutput
                {
                    PipelineOutput = pipelineOutput,
                    ServiceResponse = response
                };
            }
            catch (Exception e)
            {
                output = new CmdletOutput { ErrorResponse = e };
            }
            
            return output;
        }
        
        public ExecutorContext CreateContext()
        {
            return new CmdletContext();
        }
        
        #endregion
        
        #region AWS Service Operation Call
        
        private Amazon.CodeDeploy.Model.ContinueDeploymentResponse CallAWSServiceOperation(IAmazonCodeDeploy client, Amazon.CodeDeploy.Model.ContinueDeploymentRequest request)
        {
            Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "AWS CodeDeploy", "ContinueDeployment");
            try
            {
                #if DESKTOP
                return client.ContinueDeployment(request);
                #elif CORECLR
                return client.ContinueDeploymentAsync(request).GetAwaiter().GetResult();
                #else
                        #error "Unknown build edition"
                #endif
            }
            catch (AmazonServiceException exc)
            {
                var webException = exc.InnerException as System.Net.WebException;
                if (webException != null)
                {
                    throw new Exception(Utils.Common.FormatNameResolutionFailureMessage(client.Config, webException.Message), webException);
                }
                throw;
            }
        }
        
        #endregion
        
        internal partial class CmdletContext : ExecutorContext
        {
            public System.String DeploymentId { get; set; }
            public Amazon.CodeDeploy.DeploymentWaitType DeploymentWaitType { get; set; }
            public System.Func<Amazon.CodeDeploy.Model.ContinueDeploymentResponse, ResumeCDDeploymentCmdlet, object> Select { get; set; } =
                (response, cmdlet) => null;
        }
        
    }
}