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 *  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
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 *  http://aws.amazon.com/apache2.0
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 *  or in the "license" file accompanying this file.
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 *
 *  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.IdentityManagement;
using Amazon.IdentityManagement.Model;

namespace Amazon.PowerShell.Cmdlets.IAM
{
    /// <summary>
    /// Creates a new managed policy for your Amazon Web Services account.
    /// 
    ///  
    /// <para>
    /// This operation creates a policy version with a version identifier of <code>v1</code>
    /// and sets v1 as the policy's default version. For more information about policy versions,
    /// see <a href="https://docs.aws.amazon.com/IAM/latest/UserGuide/policies-managed-versions.html">Versioning
    /// for managed policies</a> in the <i>IAM User Guide</i>.
    /// </para><para>
    /// As a best practice, you can validate your IAM policies. To learn more, see <a href="https://docs.aws.amazon.com/IAM/latest/UserGuide/access_policies_policy-validator.html">Validating
    /// IAM policies</a> in the <i>IAM User Guide</i>.
    /// </para><para>
    /// For more information about managed policies in general, see <a href="https://docs.aws.amazon.com/IAM/latest/UserGuide/policies-managed-vs-inline.html">Managed
    /// policies and inline policies</a> in the <i>IAM User Guide</i>.
    /// </para>
    /// </summary>
    [Cmdlet("New", "IAMPolicy", SupportsShouldProcess = true, ConfirmImpact = ConfirmImpact.Medium)]
    [OutputType("Amazon.IdentityManagement.Model.ManagedPolicy")]
    [AWSCmdlet("Calls the AWS Identity and Access Management CreatePolicy API operation.", Operation = new[] {"CreatePolicy"}, SelectReturnType = typeof(Amazon.IdentityManagement.Model.CreatePolicyResponse))]
    [AWSCmdletOutput("Amazon.IdentityManagement.Model.ManagedPolicy or Amazon.IdentityManagement.Model.CreatePolicyResponse",
        "This cmdlet returns an Amazon.IdentityManagement.Model.ManagedPolicy object.",
        "The service call response (type Amazon.IdentityManagement.Model.CreatePolicyResponse) can also be referenced from properties attached to the cmdlet entry in the $AWSHistory stack."
    )]
    public partial class NewIAMPolicyCmdlet : AmazonIdentityManagementServiceClientCmdlet, IExecutor
    {
        
        #region Parameter Description
        /// <summary>
        /// <para>
        /// <para>A friendly description of the policy.</para><para>Typically used to store information about the permissions defined in the policy. For
        /// example, "Grants access to production DynamoDB tables."</para><para>The policy description is immutable. After a value is assigned, it cannot be changed.</para>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public System.String Description { get; set; }
        #endregion
        
        #region Parameter Path
        /// <summary>
        /// <para>
        /// <para>The path for the policy.</para><para>For more information about paths, see <a href="https://docs.aws.amazon.com/IAM/latest/UserGuide/Using_Identifiers.html">IAM
        /// identifiers</a> in the <i>IAM User Guide</i>.</para><para>This parameter is optional. If it is not included, it defaults to a slash (/).</para><para>This parameter allows (through its <a href="http://wikipedia.org/wiki/regex">regex
        /// pattern</a>) a string of characters consisting of either a forward slash (/) by itself
        /// or a string that must begin and end with forward slashes. In addition, it can contain
        /// any ASCII character from the ! (<code>\u0021</code>) through the DEL character (<code>\u007F</code>),
        /// including most punctuation characters, digits, and upper and lowercased letters.</para><note><para>You cannot use an asterisk (*) in the path name.</para></note>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        public System.String Path { get; set; }
        #endregion
        
        #region Parameter PolicyDocument
        /// <summary>
        /// <para>
        /// <para>The JSON policy document that you want to use as the content for the new policy.</para><para>You must provide policies in JSON format in IAM. However, for CloudFormation templates
        /// formatted in YAML, you can provide the policy in JSON or YAML format. CloudFormation
        /// always converts a YAML policy to JSON format before submitting it to IAM.</para><para>The maximum length of the policy document that you can pass in this operation, including
        /// whitespace, is listed below. To view the maximum character counts of a managed policy
        /// with no whitespaces, see <a href="https://docs.aws.amazon.com/IAM/latest/UserGuide/reference_iam-quotas.html#reference_iam-quotas-entity-length">IAM
        /// and STS character quotas</a>.</para><para>To learn more about JSON policy grammar, see <a href="https://docs.aws.amazon.com/IAM/latest/UserGuide/reference_policies_grammar.html">Grammar
        /// of the IAM JSON policy language</a> in the <i>IAM User Guide</i>. </para><para>The <a href="http://wikipedia.org/wiki/regex">regex pattern</a> used to validate this
        /// parameter is a string of characters consisting of the following:</para><ul><li><para>Any printable ASCII character ranging from the space character (<code>\u0020</code>)
        /// through the end of the ASCII character range</para></li><li><para>The printable characters in the Basic Latin and Latin-1 Supplement character set (through
        /// <code>\u00FF</code>)</para></li><li><para>The special characters tab (<code>\u0009</code>), line feed (<code>\u000A</code>),
        /// and carriage return (<code>\u000D</code>)</para></li></ul>
        /// </para>
        /// </summary>
        #if !MODULAR
        [System.Management.Automation.Parameter(Position = 1, ValueFromPipelineByPropertyName = true)]
        #else
        [System.Management.Automation.Parameter(Position = 1, ValueFromPipelineByPropertyName = true, Mandatory = true)]
        [System.Management.Automation.AllowEmptyString]
        [System.Management.Automation.AllowNull]
        #endif
        [Amazon.PowerShell.Common.AWSRequiredParameter]
        public System.String PolicyDocument { get; set; }
        #endregion
        
        #region Parameter PolicyName
        /// <summary>
        /// <para>
        /// <para>The friendly name of the policy.</para><para>IAM user, group, role, and policy names must be unique within the account. Names are
        /// not distinguished by case. For example, you cannot create resources named both "MyResource"
        /// and "myresource".</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 PolicyName { get; set; }
        #endregion
        
        #region Parameter Tag
        /// <summary>
        /// <para>
        /// <para>A list of tags that you want to attach to the new IAM customer managed policy. Each
        /// tag consists of a key name and an associated value. For more information about tagging,
        /// see <a href="https://docs.aws.amazon.com/IAM/latest/UserGuide/id_tags.html">Tagging
        /// IAM resources</a> in the <i>IAM User Guide</i>.</para><note><para>If any one of the tags is invalid or if you exceed the allowed maximum number of tags,
        /// then the entire request fails and the resource is not created.</para></note>
        /// </para>
        /// </summary>
        [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
        [Alias("Tags")]
        public Amazon.IdentityManagement.Model.Tag[] Tag { get; set; }
        #endregion
        
        #region Parameter Select
        /// <summary>
        /// Use the -Select parameter to control the cmdlet output. The default value is 'Policy'.
        /// Specifying -Select '*' will result in the cmdlet returning the whole service response (Amazon.IdentityManagement.Model.CreatePolicyResponse).
        /// Specifying the name of a property of type Amazon.IdentityManagement.Model.CreatePolicyResponse 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; } = "Policy";
        #endregion
        
        #region Parameter PassThru
        /// <summary>
        /// Changes the cmdlet behavior to return the value passed to the PolicyName parameter.
        /// The -PassThru parameter is deprecated, use -Select '^PolicyName' instead. This parameter will be removed in a future version.
        /// </summary>
        [System.Obsolete("The -PassThru parameter is deprecated, use -Select '^PolicyName' 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.PolicyName), MyInvocation.BoundParameters);
            if (!ConfirmShouldProceed(this.Force.IsPresent, resourceIdentifiersText, "New-IAMPolicy (CreatePolicy)"))
            {
                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.IdentityManagement.Model.CreatePolicyResponse, NewIAMPolicyCmdlet>(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.PolicyName;
            }
            #pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute
            context.Description = this.Description;
            context.Path = this.Path;
            context.PolicyDocument = this.PolicyDocument;
            #if MODULAR
            if (this.PolicyDocument == null && ParameterWasBound(nameof(this.PolicyDocument)))
            {
                WriteWarning("You are passing $null as a value for parameter PolicyDocument 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.PolicyName = this.PolicyName;
            #if MODULAR
            if (this.PolicyName == null && ParameterWasBound(nameof(this.PolicyName)))
            {
                WriteWarning("You are passing $null as a value for parameter PolicyName 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.Tag != null)
            {
                context.Tag = new List<Amazon.IdentityManagement.Model.Tag>(this.Tag);
            }
            
            // 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.IdentityManagement.Model.CreatePolicyRequest();
            
            if (cmdletContext.Description != null)
            {
                request.Description = cmdletContext.Description;
            }
            if (cmdletContext.Path != null)
            {
                request.Path = cmdletContext.Path;
            }
            if (cmdletContext.PolicyDocument != null)
            {
                request.PolicyDocument = cmdletContext.PolicyDocument;
            }
            if (cmdletContext.PolicyName != null)
            {
                request.PolicyName = cmdletContext.PolicyName;
            }
            if (cmdletContext.Tag != null)
            {
                request.Tags = cmdletContext.Tag;
            }
            
            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.IdentityManagement.Model.CreatePolicyResponse CallAWSServiceOperation(IAmazonIdentityManagementService client, Amazon.IdentityManagement.Model.CreatePolicyRequest request)
        {
            Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "AWS Identity and Access Management", "CreatePolicy");
            try
            {
                #if DESKTOP
                return client.CreatePolicy(request);
                #elif CORECLR
                return client.CreatePolicyAsync(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 Description { get; set; }
            public System.String Path { get; set; }
            public System.String PolicyDocument { get; set; }
            public System.String PolicyName { get; set; }
            public List<Amazon.IdentityManagement.Model.Tag> Tag { get; set; }
            public System.Func<Amazon.IdentityManagement.Model.CreatePolicyResponse, NewIAMPolicyCmdlet, object> Select { get; set; } =
                (response, cmdlet) => response.Policy;
        }
        
    }
}