#region Copyright
/*
* Copyright © 2014-2016 NetApp, Inc. All Rights Reserved.
*
* CONFIDENTIALITY NOTICE: THIS SOFTWARE CONTAINS CONFIDENTIAL INFORMATION OF
* NETAPP, INC. USE, DISCLOSURE OR REPRODUCTION IS PROHIBITED WITHOUT THE PRIOR
* EXPRESS WRITTEN PERMISSION OF NETAPP, INC.
*/
#endregion

#region Using Directives

using System;
using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;
using System.Management.Automation;
using SolidFire.Core.Validation;
using System.Management.Automation.Runspaces;
using SolidFire.Core;
using SolidFire.Element.Api;

#endregion

namespace SolidFire.Account.New
{
    /// <summary>
    /// AddAccount is used to add a new account to the system. New volumes can be created under the new account. The CHAP settings
    /// specified for the account applies to all volumes owned by the account.
    /// </summary>
    
    [Cmdlet(VerbsCommon.New, "SFAccount", SupportsShouldProcess = true, ConfirmImpact = ConfirmImpact.Medium)]
    public class NewSFAccount : SFCmdlet
    {
        #region Private Data

        private string username;
        private string initiatorSecret;
        private string targetSecret;

        private List<Int64> processedIDs = new List<Int64>();

        private Pipeline pipeline;

        #endregion

        #region Parameters
        /// <summary>
        /// 
        /// </summary>
        [Parameter(Position = 0, Mandatory = true, ValueFromPipeline = true, ValueFromPipelineByPropertyName = true, HelpMessage = "Unique username for this account")]
        [ValidatePattern(SolidFireValidations.UpperAndLowerCaseAndNumeric)]
        [ValidateLength(1, 64)]
        public String Username
        {
            get { return username; }
            set { username = value; }
        }

        /// <summary>
        /// 
        /// </summary>
        [Parameter(Position = 1, Mandatory = false, ValueFromPipeline = true, ValueFromPipelineByPropertyName = true, HelpMessage = "CHAP secret to use for the initiator")]
        [ValidatePattern(SolidFireValidations.UpperAndLowerCaseAndNumeric)]
        [ValidateLength(12, 16)]
        public string InitiatorSecret
        {
            get { return initiatorSecret; }
            set { initiatorSecret = value; }
        }

        /// <summary>
        /// 
        /// </summary>
        [Parameter(Position = 2, Mandatory = false, ValueFromPipeline = true, ValueFromPipelineByPropertyName = true, HelpMessage = "CHAP secret to use for the target")]
        [ValidatePattern(SolidFireValidations.UpperAndLowerCaseAndNumeric)]
        [ValidateLength(12, 16)]
        public string TargetSecret
        {
            get { return targetSecret; }
            set { targetSecret = value; }
        }

        /// <summary>
        /// 
        /// </summary>
        [Parameter(Position = 3, Mandatory = false, ValueFromPipeline = true, ValueFromPipelineByPropertyName = true, HelpMessage = "Attributes to set")]
        public Hashtable Attributes { get; set; }
        
        #endregion

        #region Cmdlet Overrides

        protected override void BeginProcessing()
        {
            base.BeginProcessing();
            CheckConnection();
            pipeline = Runspace.DefaultRunspace.CreateNestedPipeline();
        }

        protected override void EndProcessing()
        {
            base.EndProcessing();
            var command = new Command("Get-SFAccount");
            command.Parameters.Add("AccountID", processedIDs);
            if (SFConnection != null)
            {
                command.Parameters.Add("SFConnection", SFConnection);
            }
            else if (Target != null)
            {
                command.Parameters.Add("Target", Target);
            }
            pipeline.Commands.Add(command);
            WriteObject(pipeline.Invoke(), true);
            processedIDs.Clear();
            pipeline = null;
        }

        /// <summary>
        /// 
        /// </summary>
        protected override void ProcessRecord()
        {
            base.ProcessRecord();
            // Assemble the parameter object
            var request = new AddAccountRequest();
            if (Attributes != null)
            {
                request.Attributes = Attributes;
            }
            if (!string.IsNullOrEmpty(initiatorSecret))
            {
                request.InitiatorSecret = new CHAPSecret(initiatorSecret);
            }
            if (!string.IsNullOrEmpty(targetSecret))
            {
                request.TargetSecret = new CHAPSecret(targetSecret);
            }
            request.Username = username;

            // confirm is true, so process
            var objsFromAPI = SendRequest<AddAccountResult>("AddAccount", request);

            foreach (var obj in objsFromAPI)
            {
                processedIDs.Add(obj.Result.AccountID);
            }

        }

        #endregion
    }
}