// Copyright (c) Microsoft Corporation. All rights reserved.

// Licensed under the MIT License.

using Microsoft.PowerShell.PSResourceGet.UtilClasses;

using System;

using System.Collections.Generic;

using System.Linq;

using System.Management.Automation;

namespace Microsoft.PowerShell.PSResourceGet.Cmdlets

{

/// <summary>

/// The Get-PSResourceRepository cmdlet replaces the Get-PSRepository cmdlet from V2.

/// It searches for the PowerShell module repositories that are registered for the current user.

/// By default it will return all registered repositories, or if the -Name parameter argument is specified then it wil return the repository with that name.

/// It returns PSRepositoryInfo objects which describe each resource item found.

/// </summary>

[Cmdlet(VerbsCommon.Get, "PSResourceRepository")]

[OutputType(typeof(PSRepositoryInfo))]

public sealed class GetPSResourceRepository : PSCmdlet

{

#region Parameters

/// <summary>

/// Specifies the name(s) of a registered repository to find.

/// Supports wild card characters.

/// </summary>

[SupportsWildcards]

[Parameter(Position = 0, ValueFromPipeline = true)]

[ArgumentCompleter(typeof(RepositoryNameCompleter))]

[ValidateNotNullOrEmpty]

public string[] Name { get; set; } = Utils.EmptyStrArray;

#endregion

#region Methods

protected override void BeginProcessing()

{

RepositorySettings.CheckRepositoryStore();

}

protected override void ProcessRecord()

{

string nameArrayAsString = (Name == null || !Name.Any() || string.Equals(Name[0], "*") || Name[0] == null)

? "all" : string.Join(", ", Name);

WriteDebug($"Reading repository info for '{nameArrayAsString}'");

List<PSRepositoryInfo> items = RepositorySettings.Read(Name, out string[] errorList);

// handle non-terminating errors

foreach (string error in errorList)

{

WriteError(new ErrorRecord(

new PSInvalidOperationException(error),

"ErrorGettingSpecifiedRepo",

ErrorCategory.InvalidOperation,

this));

}

foreach (PSRepositoryInfo repo in items)

{

WriteObject(repo);

}

}

#endregion

}

}