/*******************************************************************************
 *  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.EC2;
using Amazon.EC2.Model;

namespace Amazon.PowerShell.Cmdlets.EC2
{
    /// <summary>
    /// When you enable faster launching for a Windows AMI, images are pre-provisioned, using
    /// snapshots to launch instances up to 65% faster. To create the optimized Windows image,
    /// Amazon EC2 launches an instance and runs through Sysprep steps, rebooting as required.
    /// Then it creates a set of reserved snapshots that are used for subsequent launches.
    /// The reserved snapshots are automatically replenished as they are used, depending on
    /// your settings for launch frequency.
    /// 
    ///  <note><para>
    /// To change these settings, you must own the AMI.
    /// </para></note>
    /// </summary>
    [Cmdlet("Enable", "EC2FastLaunch", SupportsShouldProcess = true, ConfirmImpact = ConfirmImpact.Medium)]
    [OutputType("Amazon.EC2.Model.EnableFastLaunchResponse")]
    [AWSCmdlet("Calls the Amazon Elastic Compute Cloud (EC2) EnableFastLaunch API operation.", Operation = new[] {"EnableFastLaunch"}, SelectReturnType = typeof(Amazon.EC2.Model.EnableFastLaunchResponse))]
    [AWSCmdletOutput("Amazon.EC2.Model.EnableFastLaunchResponse",
        "This cmdlet returns an Amazon.EC2.Model.EnableFastLaunchResponse object containing multiple properties. The object can also be referenced from properties attached to the cmdlet entry in the $AWSHistory stack."
    )]
    public partial class EnableEC2FastLaunchCmdlet : AmazonEC2ClientCmdlet, IExecutor
    {
        
        #region Parameter ImageId
        /// <summary>
        /// <para>
        /// <para>The ID of the image for which you’re enabling faster launching.</para>
        /// </para>
        /// </summary>
        #if !MODULAR
        [System.Management.Automation.Parameter(Position = 0, ValueFromPipelineByPropertyName = true, ValueFromPipeline = true)]
        #else
        [System.Management.Automation.Parameter(Position = 0, ValueFromPipelineByPropertyName = true, ValueFromPipeline = true, Mandatory = true)]
        [System.Management.Automation.AllowEmptyString]
        [System.Management.Automation.AllowNull]
        #endif
        [Amazon.PowerShell.Common.AWSRequiredParameter]
        public System.String ImageId { get; set; }
        #endregion
        
        #region Parameter LaunchTemplate_LaunchTemplateId
        /// <summary>
        /// <para>
        /// <para>The ID of the launch template to use for faster launching for a Windows AMI.</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public System.String LaunchTemplate_LaunchTemplateId { get; set; }
        #endregion
        
        #region Parameter LaunchTemplate_LaunchTemplateName
        /// <summary>
        /// <para>
        /// <para>The name of the launch template to use for faster launching for a Windows AMI.</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public System.String LaunchTemplate_LaunchTemplateName { get; set; }
        #endregion
        
        #region Parameter MaxParallelLaunch
        /// <summary>
        /// <para>
        /// <para>The maximum number of instances that Amazon EC2 can launch at the same time to create
        /// pre-provisioned snapshots for Windows faster launching. Value must be <code>6</code>
        /// or greater.</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        [Alias("MaxParallelLaunches")]
        public System.Int32? MaxParallelLaunch { get; set; }
        #endregion
        
        #region Parameter ResourceType
        /// <summary>
        /// <para>
        /// <para>The type of resource to use for pre-provisioning the Windows AMI for faster launching.
        /// Supported values include: <code>snapshot</code>, which is the default value.</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public System.String ResourceType { get; set; }
        #endregion
        
        #region Parameter SnapshotConfiguration_TargetResourceCount
        /// <summary>
        /// <para>
        /// <para>The number of pre-provisioned snapshots to keep on hand for a fast-launch enabled
        /// Windows AMI.</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public System.Int32? SnapshotConfiguration_TargetResourceCount { get; set; }
        #endregion
        
        #region Parameter LaunchTemplate_Version
        /// <summary>
        /// <para>
        /// <para>The version of the launch template to use for faster launching for a Windows AMI.</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public System.String LaunchTemplate_Version { get; set; }
        #endregion
        
        #region Parameter Select
        /// <summary>
        /// Use the -Select parameter to control the cmdlet output. The default value is '*'.
        /// Specifying -Select '*' will result in the cmdlet returning the whole service response (Amazon.EC2.Model.EnableFastLaunchResponse).
        /// Specifying the name of a property of type Amazon.EC2.Model.EnableFastLaunchResponse will result in that property being returned.
        /// 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 ImageId parameter.
        /// The -PassThru parameter is deprecated, use -Select '^ImageId' instead. This parameter will be removed in a future version.
        /// </summary>
        [System.Obsolete("The -PassThru parameter is deprecated, use -Select '^ImageId' 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.ImageId), MyInvocation.BoundParameters);
            if (!ConfirmShouldProceed(this.Force.IsPresent, resourceIdentifiersText, "Enable-EC2FastLaunch (EnableFastLaunch)"))
            {
                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.EC2.Model.EnableFastLaunchResponse, EnableEC2FastLaunchCmdlet>(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.ImageId;
            }
            #pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute
            context.ImageId = this.ImageId;
            #if MODULAR
            if (this.ImageId == null && ParameterWasBound(nameof(this.ImageId)))
            {
                WriteWarning("You are passing $null as a value for parameter ImageId which is marked as required. In case you believe this parameter was incorrectly marked as required, report this by opening an issue at https://github.com/aws/aws-tools-for-powershell/issues.");
            }
            #endif
            context.LaunchTemplate_LaunchTemplateId = this.LaunchTemplate_LaunchTemplateId;
            context.LaunchTemplate_LaunchTemplateName = this.LaunchTemplate_LaunchTemplateName;
            context.LaunchTemplate_Version = this.LaunchTemplate_Version;
            context.MaxParallelLaunch = this.MaxParallelLaunch;
            context.ResourceType = this.ResourceType;
            context.SnapshotConfiguration_TargetResourceCount = this.SnapshotConfiguration_TargetResourceCount;
            
            // 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.EC2.Model.EnableFastLaunchRequest();
            
            if (cmdletContext.ImageId != null)
            {
                request.ImageId = cmdletContext.ImageId;
            }
            
             // populate LaunchTemplate
            var requestLaunchTemplateIsNull = true;
            request.LaunchTemplate = new Amazon.EC2.Model.FastLaunchLaunchTemplateSpecificationRequest();
            System.String requestLaunchTemplate_launchTemplate_LaunchTemplateId = null;
            if (cmdletContext.LaunchTemplate_LaunchTemplateId != null)
            {
                requestLaunchTemplate_launchTemplate_LaunchTemplateId = cmdletContext.LaunchTemplate_LaunchTemplateId;
            }
            if (requestLaunchTemplate_launchTemplate_LaunchTemplateId != null)
            {
                request.LaunchTemplate.LaunchTemplateId = requestLaunchTemplate_launchTemplate_LaunchTemplateId;
                requestLaunchTemplateIsNull = false;
            }
            System.String requestLaunchTemplate_launchTemplate_LaunchTemplateName = null;
            if (cmdletContext.LaunchTemplate_LaunchTemplateName != null)
            {
                requestLaunchTemplate_launchTemplate_LaunchTemplateName = cmdletContext.LaunchTemplate_LaunchTemplateName;
            }
            if (requestLaunchTemplate_launchTemplate_LaunchTemplateName != null)
            {
                request.LaunchTemplate.LaunchTemplateName = requestLaunchTemplate_launchTemplate_LaunchTemplateName;
                requestLaunchTemplateIsNull = false;
            }
            System.String requestLaunchTemplate_launchTemplate_Version = null;
            if (cmdletContext.LaunchTemplate_Version != null)
            {
                requestLaunchTemplate_launchTemplate_Version = cmdletContext.LaunchTemplate_Version;
            }
            if (requestLaunchTemplate_launchTemplate_Version != null)
            {
                request.LaunchTemplate.Version = requestLaunchTemplate_launchTemplate_Version;
                requestLaunchTemplateIsNull = false;
            }
             // determine if request.LaunchTemplate should be set to null
            if (requestLaunchTemplateIsNull)
            {
                request.LaunchTemplate = null;
            }
            if (cmdletContext.MaxParallelLaunch != null)
            {
                request.MaxParallelLaunches = cmdletContext.MaxParallelLaunch.Value;
            }
            if (cmdletContext.ResourceType != null)
            {
                request.ResourceType = cmdletContext.ResourceType;
            }
            
             // populate SnapshotConfiguration
            var requestSnapshotConfigurationIsNull = true;
            request.SnapshotConfiguration = new Amazon.EC2.Model.FastLaunchSnapshotConfigurationRequest();
            System.Int32? requestSnapshotConfiguration_snapshotConfiguration_TargetResourceCount = null;
            if (cmdletContext.SnapshotConfiguration_TargetResourceCount != null)
            {
                requestSnapshotConfiguration_snapshotConfiguration_TargetResourceCount = cmdletContext.SnapshotConfiguration_TargetResourceCount.Value;
            }
            if (requestSnapshotConfiguration_snapshotConfiguration_TargetResourceCount != null)
            {
                request.SnapshotConfiguration.TargetResourceCount = requestSnapshotConfiguration_snapshotConfiguration_TargetResourceCount.Value;
                requestSnapshotConfigurationIsNull = false;
            }
             // determine if request.SnapshotConfiguration should be set to null
            if (requestSnapshotConfigurationIsNull)
            {
                request.SnapshotConfiguration = null;
            }
            
            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.EC2.Model.EnableFastLaunchResponse CallAWSServiceOperation(IAmazonEC2 client, Amazon.EC2.Model.EnableFastLaunchRequest request)
        {
            Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "Amazon Elastic Compute Cloud (EC2)", "EnableFastLaunch");
            try
            {
                #if DESKTOP
                return client.EnableFastLaunch(request);
                #elif CORECLR
                return client.EnableFastLaunchAsync(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 ImageId { get; set; }
            public System.String LaunchTemplate_LaunchTemplateId { get; set; }
            public System.String LaunchTemplate_LaunchTemplateName { get; set; }
            public System.String LaunchTemplate_Version { get; set; }
            public System.Int32? MaxParallelLaunch { get; set; }
            public System.String ResourceType { get; set; }
            public System.Int32? SnapshotConfiguration_TargetResourceCount { get; set; }
            public System.Func<Amazon.EC2.Model.EnableFastLaunchResponse, EnableEC2FastLaunchCmdlet, object> Select { get; set; } =
                (response, cmdlet) => response;
        }
        
    }
}