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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
#nullable enable
using System;
using System.Collections.Generic;
using System.Linq;
using Microsoft.Build.Framework;
using Microsoft.Deployment.DotNet.Releases;
using Microsoft.NET.Sdk.WorkloadManifestReader;
using NuGet.Versioning;
namespace Microsoft.DotNet.Build.Tasks.Workloads.Swix
{
/// <summary>
/// Represents a component or component group in Visual Studio Installer.
/// </summary>
internal class SwixComponent
{
/// <summary>
/// RIDs supported on Windows. Only pack dependencies that contain these RIDs will be added to the component.
/// </summary>
private static readonly string[] s_SupportedRids = new string[] { "win7", "win10", "any", "win", "win-x64", "win-x86", "win-arm64" };
/// <summary>
/// Default version to assign to component dependencies.
/// </summary>
private static readonly Version s_v1 = new Version("1.0.0.0");
private List<SwixDependency> _dependencies = new();
/// <summary>
/// The component category.
/// </summary>
public string Category
{
get;
} = DefaultValues.ComponentCategory;
/// <summary>
/// Gets the set of packages and components on which this component depends.
/// </summary>
public IEnumerable<SwixDependency> Dependencies => _dependencies;
/// <summary>
/// The description of the component, displayed as a tooltip inside the UI.
/// </summary>
public string Description
{
get;
}
/// <summary>
/// Gets whether this component has any dependencies.
/// </summary>
public bool HasDependencies => _dependencies.Count > 0;
/// <summary>
/// When <see langword="true" />, this component represents a component group that is only visible as a top-level
/// dependency in the wokloads tab. Otherwise it is a visible component that becomes selectable in the individual components
/// tab.
/// </summary>
public bool IsUiGroup
{
get;
}
/// <summary>
/// The component name (ID).
/// </summary>
public string Name
{
get;
}
/// <summary>
/// The SDK feature band associated with this component.
/// </summary>
public ReleaseVersion SdkFeatureBand
{
get;
}
/// <summary>
/// A set of items used to shorten the names and identifiers of setup packages.
/// </summary>
public ITaskItem[]? ShortNames
{
get;
}
/// <summary>
/// The title of the component to display in the installer UI, e.g. the individual component tab.
/// </summary>
public string Title
{
get;
}
/// <summary>
/// The version of the component.
/// </summary>
public Version Version
{
get;
}
/// <summary>
/// Creates a new SWIX component.
/// </summary>
/// <param name="sdkFeatureBand">The SDK feature band associated with the component.</param>
/// <param name="name">The component ID.</param>
/// /// <param name="title">The component title as it appears next to checkboxes on the workload and individual component tabs.</param>
/// <param name="description">The component description, displayed as a tooltip in the Visual Studio Installer UI.</param>
/// <param name="version">The version of the component.</param>
/// <param name="isUiGroup">When <see langword="true"/>, indicates that this component is a component group and
/// will be hidden on the individual components tab.</param>
/// <param name="category">The category associated with the component. The value acts as a grouping mechanism on
/// the individual components tab.</param>
/// <param name="shortNames">A set of items used to shorten the names and identifiers of setup packages.</param>
internal SwixComponent(ReleaseVersion sdkFeatureBand, string name, string title, string description, Version version,
bool isUiGroup, string category, ITaskItem[]? shortNames)
{
Name = name;
Title = title;
Description = description;
Version = version;
IsUiGroup = isUiGroup;
Category = category;
SdkFeatureBand = sdkFeatureBand;
ShortNames = shortNames;
}
/// <summary>
/// Adds a depdency using the specified ID and versions.
/// </summary>
/// <param name="id">The SWIX ID of the dependency.</param>
/// <param name="minVersion">The minimum dependency version.</param>
/// <param name="maxVersion">The maximum dependency version.</param>
public void AddDependency(string id, Version? minVersion = null, Version? maxVersion = null)
{
_dependencies.Add(new SwixDependency(id, minVersion, maxVersion));
}
/// <summary>
/// Adds a dependency using the specified workload pack.
/// </summary>
/// <param name="pack">The workload pack to add as a dependency.</param>
public void AddDependency(WorkloadPack pack)
{
_dependencies.Add(new SwixDependency($"{pack.Id.ToString().Replace(ShortNames)}.{pack.Version}", new NuGetVersion(pack.Version).Version, maxVersion: null));
}
/// <summary>
/// Creates a SWIX component representing a workload definition.
/// </summary>
/// <param name="sdkFeatureBand">The SDK featureband associated with the workload manifest.</param>
/// <param name="workload">The workload definition to use for the component.</param>
/// <param name="manifest">The workload manifest to which the workload belongs.</param>
/// <param name="packGroupId">The ID of a workload pack group to add as a dependency instead of individual packs</param>
/// <param name="componentResources">Additional resources that can be used to override component attributes such
/// as the title, description, and category.</param>
/// <param name="shortNames">A set of items used to shorten the names of setup packages.</param>
/// <returns>A SWIX component.</returns>
public static SwixComponent Create(ReleaseVersion sdkFeatureBand, WorkloadDefinition workload, WorkloadManifest manifest,
string? packGroupId,
ITaskItem[]? componentResources = null, ITaskItem[]? shortNames = null)
{
ITaskItem? resourceItem = componentResources?.Where(r => string.Equals(r.ItemSpec, workload.Id)).FirstOrDefault();
// If no explicit version mapping exists for the workload, the major.minor.patch version of the manifest is used
// for the component version in Visual Studio Installer.
Version componentVersion = resourceItem != null && !string.IsNullOrWhiteSpace(resourceItem.GetMetadata(Metadata.Version)) ?
new Version(resourceItem.GetMetadata(Metadata.Version)) :
new Version((new ReleaseVersion(manifest.Version)).ToString(3));
// Since workloads only define a description, if no custom resources were provided, both the title and description of
// the SWIX component will default to the workload description.
SwixComponent component = new(sdkFeatureBand, Utils.ToSafeId(workload.Id),
resourceItem != null && !string.IsNullOrEmpty(resourceItem.GetMetadata(Metadata.Title)) ? resourceItem.GetMetadata(Metadata.Title) : workload.Description ?? throw new Exception(Strings.ComponentTitleCannotBeNull),
resourceItem != null && !string.IsNullOrEmpty(resourceItem.GetMetadata(Metadata.Description)) ? resourceItem.GetMetadata(Metadata.Description) : workload.Description ?? throw new Exception(Strings.ComponentDescriptionCannotBeNull),
componentVersion, workload.IsAbstract,
resourceItem != null && !string.IsNullOrEmpty(resourceItem.GetMetadata(Metadata.Category)) ? resourceItem.GetMetadata(Metadata.Category) : DefaultValues.ComponentCategory ?? throw new Exception(Strings.ComponentCategoryCannotBeNull),
shortNames);
// If the workload extends other workloads, we add those as component dependencies before
// processing direct pack dependencies.
foreach (WorkloadId dependency in workload.Extends ?? Enumerable.Empty<WorkloadId>())
{
component.AddDependency(Utils.ToSafeId(dependency), s_v1);
}
// TODO: Check for missing packs
if (packGroupId != null)
{
// Add dependency to workload pack group
component.AddDependency(packGroupId, new NuGetVersion(manifest.Version).Version, maxVersion: null);
}
else
{
foreach (WorkloadPackId packId in workload.Packs ?? Enumerable.Empty<WorkloadPackId>())
{
// Check whether the pack dependency is aliased to non-Windows RIDs. If so, we can't add a dependency for the pack
// because we won't be able to create any installers.
if (manifest.Packs.TryGetValue(packId, out WorkloadPack? pack))
{
if (pack.IsAlias && pack.AliasTo != null && !pack.AliasTo.Keys.Any(rid => s_SupportedRids.Contains(rid)))
{
continue;
}
component.AddDependency(manifest.Packs[packId]);
}
}
}
return component;
}
}
}
#nullable disable
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