/*******************************************************************************
 *  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.LexModelsV2;
using Amazon.LexModelsV2.Model;

namespace Amazon.PowerShell.Cmdlets.LMBV2
{
    /// <summary>
    /// Gets a list of available bots.
    /// </summary>
    [Cmdlet("Get", "LMBV2BotList")]
    [OutputType("Amazon.LexModelsV2.Model.BotSummary")]
    [AWSCmdlet("Calls the Amazon Lex Model Building V2 ListBots API operation.", Operation = new[] {"ListBots"}, SelectReturnType = typeof(Amazon.LexModelsV2.Model.ListBotsResponse))]
    [AWSCmdletOutput("Amazon.LexModelsV2.Model.BotSummary or Amazon.LexModelsV2.Model.ListBotsResponse",
        "This cmdlet returns a collection of Amazon.LexModelsV2.Model.BotSummary objects.",
        "The service call response (type Amazon.LexModelsV2.Model.ListBotsResponse) can also be referenced from properties attached to the cmdlet entry in the $AWSHistory stack."
    )]
    public partial class GetLMBV2BotListCmdlet : AmazonLexModelsV2ClientCmdlet, IExecutor
    {
        
        #region Parameter SortBy_Attribute
        /// <summary>
        /// <para>
        /// <para>The attribute to use to sort the list of bots.</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        [AWSConstantClassSource("Amazon.LexModelsV2.BotSortAttribute")]
        public Amazon.LexModelsV2.BotSortAttribute SortBy_Attribute { get; set; }
        #endregion
        
        #region Parameter Filter
        /// <summary>
        /// <para>
        /// <para>Provides the specification of a filter used to limit the bots in the response to only
        /// those that match the filter specification. You can only specify one filter and one
        /// string to filter on.</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        [Alias("Filters")]
        public Amazon.LexModelsV2.Model.BotFilter[] Filter { get; set; }
        #endregion
        
        #region Parameter SortBy_Order
        /// <summary>
        /// <para>
        /// <para>The order to sort the list. You can choose ascending or descending.</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        [AWSConstantClassSource("Amazon.LexModelsV2.SortOrder")]
        public Amazon.LexModelsV2.SortOrder SortBy_Order { get; set; }
        #endregion
        
        #region Parameter MaxResult
        /// <summary>
        /// <para>
        /// <para>The maximum number of bots to return in each page of results. If there are fewer results
        /// than the maximum page size, only the actual number of results are returned.</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        [Alias("MaxResults")]
        public System.Int32? MaxResult { get; set; }
        #endregion
        
        #region Parameter NextToken
        /// <summary>
        /// <para>
        /// <para>If the response from the <code>ListBots</code> operation contains more results than
        /// specified in the <code>maxResults</code> parameter, a token is returned in the response.
        /// </para><para>Use the returned token in the <code>nextToken</code> parameter of a <code>ListBots</code>
        /// request to return the next page of results. For a complete set of results, call the
        /// <code>ListBots</code> operation until the <code>nextToken</code> returned in the response
        /// is null.</para>
        /// </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 'BotSummaries'.
        /// Specifying -Select '*' will result in the cmdlet returning the whole service response (Amazon.LexModelsV2.Model.ListBotsResponse).
        /// Specifying the name of a property of type Amazon.LexModelsV2.Model.ListBotsResponse 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; } = "BotSummaries";
        #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);
            
            if (ParameterWasBound(nameof(this.Select)))
            {
                context.Select = CreateSelectDelegate<Amazon.LexModelsV2.Model.ListBotsResponse, GetLMBV2BotListCmdlet>(Select) ??
                    throw new System.ArgumentException("Invalid value for -Select parameter.", nameof(this.Select));
            }
            if (this.Filter != null)
            {
                context.Filter = new List<Amazon.LexModelsV2.Model.BotFilter>(this.Filter);
            }
            context.MaxResult = this.MaxResult;
            context.NextToken = this.NextToken;
            context.SortBy_Attribute = this.SortBy_Attribute;
            context.SortBy_Order = this.SortBy_Order;
            
            // 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.LexModelsV2.Model.ListBotsRequest();
            
            if (cmdletContext.Filter != null)
            {
                request.Filters = cmdletContext.Filter;
            }
            if (cmdletContext.MaxResult != null)
            {
                request.MaxResults = cmdletContext.MaxResult.Value;
            }
            if (cmdletContext.NextToken != null)
            {
                request.NextToken = cmdletContext.NextToken;
            }
            
             // populate SortBy
            var requestSortByIsNull = true;
            request.SortBy = new Amazon.LexModelsV2.Model.BotSortBy();
            Amazon.LexModelsV2.BotSortAttribute requestSortBy_sortBy_Attribute = null;
            if (cmdletContext.SortBy_Attribute != null)
            {
                requestSortBy_sortBy_Attribute = cmdletContext.SortBy_Attribute;
            }
            if (requestSortBy_sortBy_Attribute != null)
            {
                request.SortBy.Attribute = requestSortBy_sortBy_Attribute;
                requestSortByIsNull = false;
            }
            Amazon.LexModelsV2.SortOrder requestSortBy_sortBy_Order = null;
            if (cmdletContext.SortBy_Order != null)
            {
                requestSortBy_sortBy_Order = cmdletContext.SortBy_Order;
            }
            if (requestSortBy_sortBy_Order != null)
            {
                request.SortBy.Order = requestSortBy_sortBy_Order;
                requestSortByIsNull = false;
            }
             // determine if request.SortBy should be set to null
            if (requestSortByIsNull)
            {
                request.SortBy = 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.LexModelsV2.Model.ListBotsResponse CallAWSServiceOperation(IAmazonLexModelsV2 client, Amazon.LexModelsV2.Model.ListBotsRequest request)
        {
            Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "Amazon Lex Model Building V2", "ListBots");
            try
            {
                #if DESKTOP
                return client.ListBots(request);
                #elif CORECLR
                return client.ListBotsAsync(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.LexModelsV2.Model.BotFilter> Filter { get; set; }
            public System.Int32? MaxResult { get; set; }
            public System.String NextToken { get; set; }
            public Amazon.LexModelsV2.BotSortAttribute SortBy_Attribute { get; set; }
            public Amazon.LexModelsV2.SortOrder SortBy_Order { get; set; }
            public System.Func<Amazon.LexModelsV2.Model.ListBotsResponse, GetLMBV2BotListCmdlet, object> Select { get; set; } =
                (response, cmdlet) => response.BotSummaries;
        }
        
    }
}