/* ============================================================================
Copyright 2014 Hewlett Packard

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License 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.
============================================================================ */
using System;
using System.Collections.Generic;
using System.Management.Automation;
using Openstack.Objects.DataAccess;
using Openstack.Objects.Domain;
using System.IO;
using Openstack.Client.Powershell.Providers.Storage;
using System.Diagnostics;
using Openstack.Common;
using System.Diagnostics.Contracts;
using System.Collections;
using System.Linq;
using Openstack.Client.Powershell.Cmdlets.Common;
using Openstack.Client.Powershell.Providers.Common;

namespace Openstack.Client.Powershell.Cmdlets.Storage.CDN
{
    [Cmdlet(VerbsCommon.New, "CDN", SupportsShouldProcess = true)]
    [RequiredServiceIdentifierAttribute(Openstack.Objects.Domain.Admin.Services.CDN)]
    public class NewCDNCmdlet : BasePSCmdlet
    {
        private string _containerName;
//=========================================================================================
/// <summary>
/// 
/// </summary>
//=========================================================================================
        [Parameter(Position = 0, Mandatory = true, ParameterSetName = "EnableCDN", ValueFromPipelineByPropertyName = true, HelpMessage = "The Name of the Container to enable for CDN access.")]
        [Alias("n")]
        [ValidateNotNullOrEmpty]
        public string ContainerName
        {
            get { return _containerName; }
            set { _containerName = value; }
        }
//=========================================================================================
/// <summary>
/// The main driver..
/// </summary>
//=========================================================================================
        protected override void ProcessRecord()
        {
            List<StorageContainer> containers = this.RepositoryFactory.CreateContainerRepository().GetStorageContainers();
            if (!containers.Any(c => c.Name == this.ContainerName))
            {
                Console.ForegroundColor = ConsoleColor.Red;
                Console.WriteLine("");
                Console.WriteLine ("Storage Container not found. Please specify an existing Storage Container name to pair with this CDN entry.");
                Console.WriteLine("");
                Console.ForegroundColor = ConsoleColor.Green;
            }
            else
            {
                string url = this.RepositoryFactory.CreateCDNRepository().SaveContainer(this.ContainerName);
                if (url != null)
                {
                    Console.WriteLine("");
                    Console.ForegroundColor = ConsoleColor.DarkGray;
                    Console.WriteLine("================================================================================================================");
                    Console.ForegroundColor = ConsoleColor.Yellow;
                    Console.WriteLine("CDN entry created successfully. The URL below can be combined with object names to serve objects through the CDN.");
                    Console.ForegroundColor = ConsoleColor.DarkGray;
                    Console.WriteLine("================================================================================================================");
                    Console.ForegroundColor = ConsoleColor.Green;
                    Console.WriteLine("");
                    Console.WriteLine(url);
                    Console.WriteLine("");
                }
            }
        }
    }
}