/*******************************************************************************
 *  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.ResourceGroups;
using Amazon.ResourceGroups.Model;

namespace Amazon.PowerShell.Cmdlets.RG
{
    /// <summary>
    /// Returns a list of ARNs of the resources that are members of a specified resource group.
    /// 
    ///  
    /// <para><b>Minimum permissions</b></para><para>
    /// To run this command, you must have the following permissions:
    /// </para><ul><li><para><code>resource-groups:ListGroupResources</code></para></li><li><para><code>cloudformation:DescribeStacks</code></para></li><li><para><code>cloudformation:ListStackResources</code></para></li><li><para><code>tag:GetResources</code></para></li></ul><br/><br/>In the AWS.Tools.ResourceGroups module, this cmdlet automatically pages all available results to the pipeline - parameters related to iteration are only needed if you want to manually control the paginated output. To disable autopagination, use -NoAutoIteration.
    /// </summary>
    [Cmdlet("Get", "RGGroupResourceList")]
    [OutputType("Amazon.ResourceGroups.Model.ListGroupResourcesResponse")]
    [AWSCmdlet("Calls the AWS Resource Groups ListGroupResources API operation.", Operation = new[] {"ListGroupResources"}, SelectReturnType = typeof(Amazon.ResourceGroups.Model.ListGroupResourcesResponse))]
    [AWSCmdletOutput("Amazon.ResourceGroups.Model.ListGroupResourcesResponse",
        "This cmdlet returns an Amazon.ResourceGroups.Model.ListGroupResourcesResponse object containing multiple properties. The object can also be referenced from properties attached to the cmdlet entry in the $AWSHistory stack."
    )]
    public partial class GetRGGroupResourceListCmdlet : AmazonResourceGroupsClientCmdlet, IExecutor
    {
        
        #region Parameter Filter
        /// <summary>
        /// <para>
        /// <para>Filters, formatted as <a>ResourceFilter</a> objects, that you want to apply to a <code>ListGroupResources</code>
        /// operation. Filters the results to include only those of the specified resource types.</para><ul><li><para><code>resource-type</code> - Filter resources by their type. Specify up to five resource
        /// types in the format <code>AWS::ServiceCode::ResourceType</code>. For example, <code>AWS::EC2::Instance</code>,
        /// or <code>AWS::S3::Bucket</code>. </para></li></ul><para>When you specify a <code>resource-type</code> filter for <code>ListGroupResources</code>,
        /// Resource Groups validates your filter resource types against the types that are defined
        /// in the query associated with the group. For example, if a group contains only S3 buckets
        /// because its query specifies only that resource type, but your <code>resource-type</code>
        /// filter includes EC2 instances, AWS Resource Groups does not filter for EC2 instances.
        /// In this case, a <code>ListGroupResources</code> request returns a <code>BadRequestException</code>
        /// error with a message similar to the following:</para><para><code>The resource types specified as filters in the request are not valid.</code></para><para>The error includes a list of resource types that failed the validation because they
        /// are not part of the query associated with the group. This validation doesn't occur
        /// when the group query specifies <code>AWS::AllSupported</code>, because a group based
        /// on such a query can contain any of the allowed resource types for the query type (tag-based
        /// or Amazon CloudFront stack-based queries).</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        [Alias("Filters")]
        public Amazon.ResourceGroups.Model.ResourceFilter[] Filter { get; set; }
        #endregion
        
        #region Parameter Group
        /// <summary>
        /// <para>
        /// <para>The name or the ARN of the resource group</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public System.String Group { get; set; }
        #endregion
        
        #region Parameter GroupName
        /// <summary>
        /// <para>
        /// <important><para><i><b>Deprecated - don't use this parameter. Use the <code>Group</code> request
        /// field instead.</b></i></para></important>
        /// </para>
        /// <para>This parameter is deprecated.</para>
        /// </summary>
        [System.Management.Automation.Parameter(Position = 0, ValueFromPipelineByPropertyName = true, ValueFromPipeline = true)]
        [System.ObsoleteAttribute("This field is deprecated, use Group instead.")]
        [Alias("Name")]
        public System.String GroupName { get; set; }
        #endregion
        
        #region Parameter MaxResult
        /// <summary>
        /// <para>
        /// <para>The total number of results that you want included on each page of the response. If
        /// you do not include this parameter, it defaults to a value that is specific to the
        /// operation. If additional items exist beyond the maximum you specify, the <code>NextToken</code>
        /// response element is present and has a value (is not null). Include that value as the
        /// <code>NextToken</code> request parameter in the next call to the operation to get
        /// the next part of the results. Note that the service might return fewer results than
        /// the maximum even when there are more results available. You should check <code>NextToken</code>
        /// after every operation to ensure that you receive all of the results.</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        [Alias("MaxResults")]
        public System.Int32? MaxResult { get; set; }
        #endregion
        
        #region Parameter NextToken
        /// <summary>
        /// <para>
        /// <para>The parameter for receiving additional results if you receive a <code>NextToken</code>
        /// response in a previous request. A <code>NextToken</code> response indicates that more
        /// output is available. Set this parameter to the value provided by a previous call's
        /// <code>NextToken</code> response to indicate where the output should continue from.</para>
        /// </para>
        /// <para>
        /// <br/><b>Note:</b> In the AWS.Tools.ResourceGroups module, this parameter is only used if you are manually controlling output pagination of the service API call.
        /// <br/>In order to manually control output pagination, use '-NextToken $null' for the first call and '-NextToken $AWSHistory.LastServiceResponse.NextToken' for subsequent calls.
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public System.String NextToken { 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.ResourceGroups.Model.ListGroupResourcesResponse).
        /// Specifying the name of a property of type Amazon.ResourceGroups.Model.ListGroupResourcesResponse 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 GroupName parameter.
        /// The -PassThru parameter is deprecated, use -Select '^GroupName' instead. This parameter will be removed in a future version.
        /// </summary>
        [System.Obsolete("The -PassThru parameter is deprecated, use -Select '^GroupName' instead. This parameter will be removed in a future version.")]
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public SwitchParameter PassThru { get; set; }
        #endregion
        
        #region Parameter NoAutoIteration
        #if MODULAR
        /// <summary>
        /// By default the cmdlet will auto-iterate and retrieve all results to the pipeline by performing multiple
        /// service calls. If set, the cmdlet will retrieve only the next 'page' of results using the value of NextToken
        /// as the start point.
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public SwitchParameter NoAutoIteration { get; set; }
        #endif
        #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.ResourceGroups.Model.ListGroupResourcesResponse, GetRGGroupResourceListCmdlet>(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.GroupName;
            }
            #pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute
            if (this.Filter != null)
            {
                context.Filter = new List<Amazon.ResourceGroups.Model.ResourceFilter>(this.Filter);
            }
            context.Group = this.Group;
            #pragma warning disable CS0618, CS0612 //A class member was marked with the Obsolete attribute
            context.GroupName = this.GroupName;
            #pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute
            context.MaxResult = this.MaxResult;
            context.NextToken = this.NextToken;
            
            // allow further manipulation of loaded context prior to processing
            PostExecutionContextLoad(context);
            
            var output = Execute(context) as CmdletOutput;
            ProcessOutput(output);
        }
        
        #region IExecutor Members
        
        #if MODULAR
        public object Execute(ExecutorContext context)
        {
            var cmdletContext = context as CmdletContext;
            #pragma warning disable CS0618, CS0612 //A class member was marked with the Obsolete attribute
            var useParameterSelect = this.Select.StartsWith("^") || this.PassThru.IsPresent;
            #pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute
            
            // create request and set iteration invariants
            var request = new Amazon.ResourceGroups.Model.ListGroupResourcesRequest();
            
            if (cmdletContext.Filter != null)
            {
                request.Filters = cmdletContext.Filter;
            }
            if (cmdletContext.Group != null)
            {
                request.Group = cmdletContext.Group;
            }
            #pragma warning disable CS0618, CS0612 //A class member was marked with the Obsolete attribute
            if (cmdletContext.GroupName != null)
            {
                request.GroupName = cmdletContext.GroupName;
            }
            #pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute
            if (cmdletContext.MaxResult != null)
            {
                request.MaxResults = cmdletContext.MaxResult.Value;
            }
            
            // Initialize loop variant and commence piping
            var _nextToken = cmdletContext.NextToken;
            var _userControllingPaging = this.NoAutoIteration.IsPresent || ParameterWasBound(nameof(this.NextToken));
            
            var client = Client ?? CreateClient(_CurrentCredentials, _RegionEndpoint);
            do
            {
                request.NextToken = _nextToken;
                
                CmdletOutput output;
                
                try
                {
                    
                    var response = CallAWSServiceOperation(client, request);
                    
                    object pipelineOutput = null;
                    if (!useParameterSelect)
                    {
                        pipelineOutput = cmdletContext.Select(response, this);
                    }
                    output = new CmdletOutput
                    {
                        PipelineOutput = pipelineOutput,
                        ServiceResponse = response
                    };
                    
                    _nextToken = response.NextToken;
                }
                catch (Exception e)
                {
                    output = new CmdletOutput { ErrorResponse = e };
                }
                
                ProcessOutput(output);
                
            } while (!_userControllingPaging && AutoIterationHelpers.HasValue(_nextToken));
            
            if (useParameterSelect)
            {
                WriteObject(cmdletContext.Select(null, this));
            }
            
            
            return null;
        }
        #else
        public object Execute(ExecutorContext context)
        {
            var cmdletContext = context as CmdletContext;
            // create request
            var request = new Amazon.ResourceGroups.Model.ListGroupResourcesRequest();
            
            if (cmdletContext.Filter != null)
            {
                request.Filters = cmdletContext.Filter;
            }
            if (cmdletContext.Group != null)
            {
                request.Group = cmdletContext.Group;
            }
            #pragma warning disable CS0618, CS0612 //A class member was marked with the Obsolete attribute
            if (cmdletContext.GroupName != null)
            {
                request.GroupName = cmdletContext.GroupName;
            }
            #pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute
            if (cmdletContext.MaxResult != null)
            {
                request.MaxResults = cmdletContext.MaxResult.Value;
            }
            if (cmdletContext.NextToken != null)
            {
                request.NextToken = cmdletContext.NextToken;
            }
            
            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;
        }
        #endif
        
        public ExecutorContext CreateContext()
        {
            return new CmdletContext();
        }
        
        #endregion
        
        #region AWS Service Operation Call
        
        private Amazon.ResourceGroups.Model.ListGroupResourcesResponse CallAWSServiceOperation(IAmazonResourceGroups client, Amazon.ResourceGroups.Model.ListGroupResourcesRequest request)
        {
            Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "AWS Resource Groups", "ListGroupResources");
            try
            {
                #if DESKTOP
                return client.ListGroupResources(request);
                #elif CORECLR
                return client.ListGroupResourcesAsync(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 List<Amazon.ResourceGroups.Model.ResourceFilter> Filter { get; set; }
            public System.String Group { get; set; }
            [System.ObsoleteAttribute]
            public System.String GroupName { get; set; }
            public System.Int32? MaxResult { get; set; }
            public System.String NextToken { get; set; }
            public System.Func<Amazon.ResourceGroups.Model.ListGroupResourcesResponse, GetRGGroupResourceListCmdlet, object> Select { get; set; } =
                (response, cmdlet) => response;
        }
        
    }
}