/*******************************************************************************
 *  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.ComputeOptimizer;
using Amazon.ComputeOptimizer.Model;

namespace Amazon.PowerShell.Cmdlets.CO
{
    /// <summary>
    /// Returns the projected utilization metrics of Amazon EC2 instance recommendations.
    /// 
    ///  <note><para>
    /// The <code>Cpu</code> and <code>Memory</code> metrics are the only projected utilization
    /// metrics returned when you run this action. Additionally, the <code>Memory</code> metric
    /// is returned only for resources that have the unified CloudWatch agent installed on
    /// them. For more information, see <a href="https://docs.aws.amazon.com/compute-optimizer/latest/ug/metrics.html#cw-agent">Enabling
    /// Memory Utilization with the CloudWatch Agent</a>.
    /// </para></note>
    /// </summary>
    [Cmdlet("Get", "COEC2RecommendationProjectedMetric")]
    [OutputType("Amazon.ComputeOptimizer.Model.RecommendedOptionProjectedMetric")]
    [AWSCmdlet("Calls the AWS Compute Optimizer GetEC2RecommendationProjectedMetrics API operation.", Operation = new[] {"GetEC2RecommendationProjectedMetrics"}, SelectReturnType = typeof(Amazon.ComputeOptimizer.Model.GetEC2RecommendationProjectedMetricsResponse))]
    [AWSCmdletOutput("Amazon.ComputeOptimizer.Model.RecommendedOptionProjectedMetric or Amazon.ComputeOptimizer.Model.GetEC2RecommendationProjectedMetricsResponse",
        "This cmdlet returns a collection of Amazon.ComputeOptimizer.Model.RecommendedOptionProjectedMetric objects.",
        "The service call response (type Amazon.ComputeOptimizer.Model.GetEC2RecommendationProjectedMetricsResponse) can also be referenced from properties attached to the cmdlet entry in the $AWSHistory stack."
    )]
    public partial class GetCOEC2RecommendationProjectedMetricCmdlet : AmazonComputeOptimizerClientCmdlet, IExecutor
    {
        
        #region Parameter RecommendationPreferences_CpuVendorArchitecture
        /// <summary>
        /// <para>
        /// <para>Specifies the CPU vendor and architecture for Amazon EC2 instance and Auto Scaling
        /// group recommendations.</para><para>For example, when you specify <code>AWS_ARM64</code> with:</para><ul><li><para>A <a>GetEC2InstanceRecommendations</a> or <a>GetAutoScalingGroupRecommendations</a>
        /// request, Compute Optimizer returns recommendations that consist of Graviton2 instance
        /// types only.</para></li><li><para>A <a>GetEC2RecommendationProjectedMetrics</a> request, Compute Optimizer returns projected
        /// utilization metrics for Graviton2 instance type recommendations only.</para></li><li><para>A <a>ExportEC2InstanceRecommendations</a> or <a>ExportAutoScalingGroupRecommendations</a>
        /// request, Compute Optimizer exports recommendations that consist of Graviton2 instance
        /// types only.</para></li></ul>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        [Alias("RecommendationPreferences_CpuVendorArchitectures")]
        public System.String[] RecommendationPreferences_CpuVendorArchitecture { get; set; }
        #endregion
        
        #region Parameter EndTime
        /// <summary>
        /// <para>
        /// <para>The timestamp of the last projected metrics data point to return.</para>
        /// </para>
        /// </summary>
        #if !MODULAR
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        #else
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true, Mandatory = true)]
        [System.Management.Automation.AllowNull]
        #endif
        [Amazon.PowerShell.Common.AWSRequiredParameter]
        public System.DateTime? EndTime { get; set; }
        #endregion
        
        #region Parameter InstanceArn
        /// <summary>
        /// <para>
        /// <para>The Amazon Resource Name (ARN) of the instances for which to return recommendation
        /// projected metrics.</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 InstanceArn { get; set; }
        #endregion
        
        #region Parameter Period
        /// <summary>
        /// <para>
        /// <para>The granularity, in seconds, of the projected metrics data points.</para>
        /// </para>
        /// </summary>
        #if !MODULAR
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        #else
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true, Mandatory = true)]
        [System.Management.Automation.AllowNull]
        #endif
        [Amazon.PowerShell.Common.AWSRequiredParameter]
        public System.Int32? Period { get; set; }
        #endregion
        
        #region Parameter StartTime
        /// <summary>
        /// <para>
        /// <para>The timestamp of the first projected metrics data point to return.</para>
        /// </para>
        /// </summary>
        #if !MODULAR
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        #else
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true, Mandatory = true)]
        [System.Management.Automation.AllowNull]
        #endif
        [Amazon.PowerShell.Common.AWSRequiredParameter]
        public System.DateTime? StartTime { get; set; }
        #endregion
        
        #region Parameter Stat
        /// <summary>
        /// <para>
        /// <para>The statistic of the projected metrics.</para>
        /// </para>
        /// </summary>
        #if !MODULAR
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        #else
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true, Mandatory = true)]
        [System.Management.Automation.AllowNull]
        #endif
        [Amazon.PowerShell.Common.AWSRequiredParameter]
        [AWSConstantClassSource("Amazon.ComputeOptimizer.MetricStatistic")]
        public Amazon.ComputeOptimizer.MetricStatistic Stat { get; set; }
        #endregion
        
        #region Parameter Select
        /// <summary>
        /// Use the -Select parameter to control the cmdlet output. The default value is 'RecommendedOptionProjectedMetrics'.
        /// Specifying -Select '*' will result in the cmdlet returning the whole service response (Amazon.ComputeOptimizer.Model.GetEC2RecommendationProjectedMetricsResponse).
        /// Specifying the name of a property of type Amazon.ComputeOptimizer.Model.GetEC2RecommendationProjectedMetricsResponse 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; } = "RecommendedOptionProjectedMetrics";
        #endregion
        
        #region Parameter PassThru
        /// <summary>
        /// Changes the cmdlet behavior to return the value passed to the InstanceArn parameter.
        /// The -PassThru parameter is deprecated, use -Select '^InstanceArn' instead. This parameter will be removed in a future version.
        /// </summary>
        [System.Obsolete("The -PassThru parameter is deprecated, use -Select '^InstanceArn' instead. This parameter will be removed in a future version.")]
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public SwitchParameter PassThru { get; set; }
        #endregion
        
        protected override void ProcessRecord()
        {
            this._AWSSignerType = "v4";
            base.ProcessRecord();
            
            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.ComputeOptimizer.Model.GetEC2RecommendationProjectedMetricsResponse, GetCOEC2RecommendationProjectedMetricCmdlet>(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.InstanceArn;
            }
            #pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute
            context.EndTime = this.EndTime;
            #if MODULAR
            if (this.EndTime == null && ParameterWasBound(nameof(this.EndTime)))
            {
                WriteWarning("You are passing $null as a value for parameter EndTime 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.InstanceArn = this.InstanceArn;
            #if MODULAR
            if (this.InstanceArn == null && ParameterWasBound(nameof(this.InstanceArn)))
            {
                WriteWarning("You are passing $null as a value for parameter InstanceArn 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.Period = this.Period;
            #if MODULAR
            if (this.Period == null && ParameterWasBound(nameof(this.Period)))
            {
                WriteWarning("You are passing $null as a value for parameter Period 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
            if (this.RecommendationPreferences_CpuVendorArchitecture != null)
            {
                context.RecommendationPreferences_CpuVendorArchitecture = new List<System.String>(this.RecommendationPreferences_CpuVendorArchitecture);
            }
            context.StartTime = this.StartTime;
            #if MODULAR
            if (this.StartTime == null && ParameterWasBound(nameof(this.StartTime)))
            {
                WriteWarning("You are passing $null as a value for parameter StartTime 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.Stat = this.Stat;
            #if MODULAR
            if (this.Stat == null && ParameterWasBound(nameof(this.Stat)))
            {
                WriteWarning("You are passing $null as a value for parameter Stat 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
            
            // 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.ComputeOptimizer.Model.GetEC2RecommendationProjectedMetricsRequest();
            
            if (cmdletContext.EndTime != null)
            {
                request.EndTime = cmdletContext.EndTime.Value;
            }
            if (cmdletContext.InstanceArn != null)
            {
                request.InstanceArn = cmdletContext.InstanceArn;
            }
            if (cmdletContext.Period != null)
            {
                request.Period = cmdletContext.Period.Value;
            }
            
             // populate RecommendationPreferences
            var requestRecommendationPreferencesIsNull = true;
            request.RecommendationPreferences = new Amazon.ComputeOptimizer.Model.RecommendationPreferences();
            List<System.String> requestRecommendationPreferences_recommendationPreferences_CpuVendorArchitecture = null;
            if (cmdletContext.RecommendationPreferences_CpuVendorArchitecture != null)
            {
                requestRecommendationPreferences_recommendationPreferences_CpuVendorArchitecture = cmdletContext.RecommendationPreferences_CpuVendorArchitecture;
            }
            if (requestRecommendationPreferences_recommendationPreferences_CpuVendorArchitecture != null)
            {
                request.RecommendationPreferences.CpuVendorArchitectures = requestRecommendationPreferences_recommendationPreferences_CpuVendorArchitecture;
                requestRecommendationPreferencesIsNull = false;
            }
             // determine if request.RecommendationPreferences should be set to null
            if (requestRecommendationPreferencesIsNull)
            {
                request.RecommendationPreferences = null;
            }
            if (cmdletContext.StartTime != null)
            {
                request.StartTime = cmdletContext.StartTime.Value;
            }
            if (cmdletContext.Stat != null)
            {
                request.Stat = cmdletContext.Stat;
            }
            
            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.ComputeOptimizer.Model.GetEC2RecommendationProjectedMetricsResponse CallAWSServiceOperation(IAmazonComputeOptimizer client, Amazon.ComputeOptimizer.Model.GetEC2RecommendationProjectedMetricsRequest request)
        {
            Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "AWS Compute Optimizer", "GetEC2RecommendationProjectedMetrics");
            try
            {
                #if DESKTOP
                return client.GetEC2RecommendationProjectedMetrics(request);
                #elif CORECLR
                return client.GetEC2RecommendationProjectedMetricsAsync(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.DateTime? EndTime { get; set; }
            public System.String InstanceArn { get; set; }
            public System.Int32? Period { get; set; }
            public List<System.String> RecommendationPreferences_CpuVendorArchitecture { get; set; }
            public System.DateTime? StartTime { get; set; }
            public Amazon.ComputeOptimizer.MetricStatistic Stat { get; set; }
            public System.Func<Amazon.ComputeOptimizer.Model.GetEC2RecommendationProjectedMetricsResponse, GetCOEC2RecommendationProjectedMetricCmdlet, object> Select { get; set; } =
                (response, cmdlet) => response.RecommendedOptionProjectedMetrics;
        }
        
    }
}