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//
// DotNetCoreProjectTemplateWizard.cs
//
// Author:
// Matt Ward <matt.ward@xamarin.com>
//
// Copyright (c) 2016 Xamarin Inc. (http://xamarin.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System.Collections.Generic;
using System.Linq;
using MonoDevelop.Core.Assemblies;
using MonoDevelop.Ide.Templates;
namespace MonoDevelop.DotNetCore.Templating
{
class DotNetCoreProjectTemplateWizard : TemplateWizard
{
const string defaultParameterNetCore30 = "UseNetCore30";
const string defaultParameterNetCore20 = "UseNetCore20";
const string defaultParameterNetCore1x = "UseNetCore1x";
List<TargetFramework> targetFrameworks;
public override WizardPage GetPage (int pageNumber)
{
var page = new DotNetCoreProjectTemplateWizardPage (this, targetFrameworks, SupportedAuthentications);
targetFrameworks = null;
return page;
}
public override int TotalPages => GetTotalPages ();
public override string Id => "MonoDevelop.DotNetCore.ProjectTemplateWizard";
internal IList<TargetFramework> TargetFrameworks => targetFrameworks;
internal IReadOnlyList<AuthenticationParameter> SupportedAuthentications { get; private set; }
/// <summary>
/// When only .NET Core 2.0 is installed there is only one option in the drop down
/// list for the target framework for .NET Core projects so there is no point in displaying
/// the wizard since nothing can be changed. If .NET Core 1.0 is installed then there is at
/// least two options available. If the .NET Standard project template is selected then there
/// are multiple options available. So here a check is made to see if more than one target
/// framework is available. If not then the wizard will not be displayed.
/// </summary>
int GetTotalPages ()
{
GetSupportedAuthentications ();
GetTargetFrameworks ();
if (targetFrameworks.Count > 1 || SupportedAuthentications.Any ())
return 1;
ConfigureDefaultParameters ();
return 0;
}
void GetSupportedAuthentications ()
{
var templateId = Parameters ["TemplateId"];
SupportedAuthentications = DotNetCoreProjectTemplateParameters.GetAuthenticationParameters (templateId);
}
void GetTargetFrameworks ()
{
if (IsSupportedParameter ("NetStandard")) {
targetFrameworks = DotNetCoreProjectSupportedTargetFrameworks.GetNetStandardTargetFrameworks ().ToList ();
// Use 1.x target frameworks by default if none are available from the .NET Core sdk.
if (!targetFrameworks.Any ())
targetFrameworks = DotNetCoreProjectSupportedTargetFrameworks.GetDefaultNetStandard1xTargetFrameworks ().ToList ();
if (IsSupportedParameter ("FSharpNetStandard")) {
RemoveUnsupportedNetStandardTargetFrameworksForFSharp (targetFrameworks);
}
} else {
targetFrameworks = DotNetCoreProjectSupportedTargetFrameworks.GetNetCoreAppTargetFrameworksWithSdkSupport ().ToList ();
RemoveUnsupportedNetCoreAppTargetFrameworks (targetFrameworks);
if (!SupportsNetCore2x ()) {
RemoveUnsupportedNetCoreApp2xTargetFrameworks (targetFrameworks);
}
if (!SupportsNetCore1x ()) {
RemoveUnsupportedNetCoreApp1xTargetFrameworks (targetFrameworks);
}
}
}
/// <summary>
/// The F# project templates do not support .NET Standard below 1.6 so do not allow them to
/// be selected.
/// </summary>
static void RemoveUnsupportedNetStandardTargetFrameworksForFSharp (List<TargetFramework> targetFrameworks)
{
targetFrameworks.RemoveAll (framework => framework.IsLowerThanNetStandard16 ());
}
static void RemoveUnsupportedNetCoreAppTargetFrameworks (List<TargetFramework> targetFrameworks)
{
targetFrameworks.RemoveAll (framework => framework.IsNetCoreAppOrHigher (DotNetCoreSdk.DotNetCoreUnsupportedTargetFrameworkVersion));
}
/// <summary>
/// FSharp class library project template and the Razor Pages project template do not support
/// targeting 1.x versions so remove these frameworks.
/// </summary>
static void RemoveUnsupportedNetCoreApp1xTargetFrameworks (List<TargetFramework> targetFrameworks)
{
targetFrameworks.RemoveAll (framework => framework.IsNetCoreApp1x ());
}
/// <summary>
/// Some templates (Blazor, Worker) are only available on 3.0.
/// </summary>
/// <param name="targetFrameworks"></param>
static void RemoveUnsupportedNetCoreApp2xTargetFrameworks (List<TargetFramework> targetFrameworks)
{
targetFrameworks.RemoveAll (framework => !framework.IsNetCoreAppOrHigher (DotNetCoreVersion.Parse ("3.0")));
}
/// <summary>
/// Set default parameter values if no wizard will be displayed.
/// </summary>
void ConfigureDefaultParameters ()
{
if (IsSupportedParameter ("NetStandard")) {
var highestFramework = DotNetCoreProjectSupportedTargetFrameworks.GetNetStandardTargetFrameworks ().FirstOrDefault ();
var parameter = highestFramework.GetParameterName ();
if (!string.IsNullOrEmpty (parameter))
Parameters [parameter] = "true";
} else {
if (!SupportsNetCore1x ()) {
var highestFramework = DotNetCoreProjectSupportedTargetFrameworks.GetNetCoreAppTargetFrameworksWithSdkSupport ().FirstOrDefault ();
if (highestFramework != null && highestFramework.IsNetCoreAppOrHigher (DotNetCoreVersion.Parse ("2.0"))) {
var parameter = highestFramework.GetParameterName ();
if (!string.IsNullOrEmpty (parameter))
Parameters [parameter] = "true";
} else {
Parameters [defaultParameterNetCore20] = "true";
}
} else if (!SupportsNetCore2x ()) {
var highestFramework = DotNetCoreProjectSupportedTargetFrameworks.GetNetCoreAppTargetFrameworksWithSdkSupport ().FirstOrDefault ();
if (highestFramework != null && highestFramework.IsNetCoreAppOrHigher (DotNetCoreVersion.Parse ("3.0"))) {
var parameter = highestFramework.GetParameterName ();
if (!string.IsNullOrEmpty (parameter))
Parameters [parameter] = "true";
} else {
Parameters [defaultParameterNetCore30] = "true";
}
} else {
var highestFramework = DotNetCoreProjectSupportedTargetFrameworks.GetNetCoreAppTargetFrameworksWithSdkSupport ().FirstOrDefault ();
if (highestFramework != null) {
var parameter = highestFramework.GetParameterName ();
if (!string.IsNullOrEmpty (parameter))
Parameters [parameter] = "true";
} else {
Parameters [defaultParameterNetCore1x] = "true";
}
}
ConfigureDefaultNetCoreAppFramework ();
}
}
/// <summary>
/// Framework needs to be specified for .NET Core library projects if only one runtime/sdk
/// is available. Otherwise .NETStandard will be used for the target framework of the project.
/// </summary>
void ConfigureDefaultNetCoreAppFramework ()
{
if (!IsSupportedParameter ("NetCoreLibrary"))
return;
var highestFramework = DotNetCoreProjectSupportedTargetFrameworks.GetNetCoreAppTargetFrameworksWithSdkSupport ().FirstOrDefault ();
if (highestFramework != null) {
Parameters ["framework"] = highestFramework.Id.ShortName;
} else {
Parameters ["framework"] = "netcoreapp1.1";
}
}
bool SupportsNetCore2x ()
{
bool supportsNetCore30Only = IsSupportedParameter ("AspNetCoreBlazor") ||
IsSupportedParameter ("AspNetCoreWorker");
return !supportsNetCore30Only;
}
bool SupportsNetCore1x ()
{
bool supportsNetCore20Only = IsSupportedParameter ("FSharpNetCoreLibrary") ||
IsSupportedParameter ("RazorPages") ||
IsSupportedParameter ("FSharpWebApi") ||
IsSupportedParameter ("AspNetCoreBlazor") ||
IsSupportedParameter ("AspNetCoreWorker");
return !supportsNetCore20Only;
}
}
}
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