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//
// OrganizeImportsCommandHandler.cs
//
// Author:
// Mike Krüger <mkrueger@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;
using MonoDevelop.Components.Commands;
using ICSharpCode.NRefactory6.CSharp.ExtractMethod;
using MonoDevelop.Ide;
using ICSharpCode.NRefactory6.CSharp;
using System.Threading;
using Microsoft.CodeAnalysis.Text;
using System.Linq;
using MonoDevelop.Refactoring;
using MonoDevelop.Core;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis;
using ICSharpCode.NRefactory6.CSharp.Features.OrganizeImports;
using System.Collections.Generic;
using ICSharpCode.NRefactory6.CSharp.Features.RemoveUnnecessaryImports;
namespace MonoDevelop.CSharp.Refactoring
{
internal static partial class IWorkspaceExtensions
{
/// <summary>
/// Update the workspace so that the document with the Id of <paramref name="newDocument"/>
/// has the text of newDocument. If the document is open, then this method will determine a
/// minimal set of changes to apply to the document.
/// </summary>
internal static void ApplyDocumentChanges (this Workspace workspace, Document newDocument, CancellationToken cancellationToken)
{
var oldSolution = workspace.CurrentSolution;
var oldDocument = oldSolution.GetDocument (newDocument.Id);
var changes = newDocument.GetTextChangesAsync (oldDocument, cancellationToken).WaitAndGetResult (cancellationToken);
var newSolution = oldSolution.UpdateDocument (newDocument.Id, changes, cancellationToken);
workspace.TryApplyChanges (newSolution);
}
internal static Solution UpdateDocument(this Solution solution, DocumentId id, IEnumerable<TextChange> textChanges, CancellationToken cancellationToken)
{
var oldDocument = solution.GetDocument(id);
var oldText = oldDocument.GetTextAsync(cancellationToken).WaitAndGetResult(cancellationToken);
var newText = oldText.WithChanges(textChanges);
return solution.WithDocumentText(id, newText, PreservationMode.PreserveIdentity);
}
}
class RemoveUnusedImportsCommandHandler : CommandHandler
{
internal static readonly CSharpRemoveUnnecessaryImportsService service = new CSharpRemoveUnnecessaryImportsService();
public async static Task Run (MonoDevelop.Ide.Gui.Document doc)
{
var ad = doc.AnalysisDocument;
if (ad == null)
return;
try {
var model = await ad.GetSemanticModelAsync (default (CancellationToken));
var root = model.SyntaxTree.GetRoot (default (CancellationToken));
var newDocument = service.RemoveUnnecessaryImports(ad, model, root, default (CancellationToken));
ad.Project.Solution.Workspace.ApplyDocumentChanges(newDocument, CancellationToken.None);
} catch (Exception e) {
LoggingService.LogError ("Error while removing unused usings", e);
}
}
protected async override void Run ()
{
var doc = IdeApp.Workbench.ActiveDocument;
if (doc == null)
return;
await Run (doc);
}
}
class OrganizeImportsCommandHandler : CommandHandler
{
internal static readonly CSharpOrganizeImportsService service = new CSharpOrganizeImportsService ();
public async static Task Run (MonoDevelop.Ide.Gui.Document doc)
{
var ad = doc.AnalysisDocument;
if (ad == null)
return;
try {
Document newDocument = await SortUsingsAsync (ad, default (CancellationToken));
ad.Project.Solution.Workspace.ApplyDocumentChanges (newDocument, CancellationToken.None);
} catch (Exception e) {
LoggingService.LogError ("Error while sotring usings", e);
}
}
internal static async Task<Document> SortUsingsAsync (Document ad, CancellationToken token)
{
var policy = IdeApp.Workbench.ActiveDocument.GetFormattingPolicy ();
Console.WriteLine (policy.PlaceSystemDirectiveFirst);
return await service.OrganizeImportsAsync (ad, policy != null ? policy.PlaceSystemDirectiveFirst : true, token);
}
protected async override void Run ()
{
var doc = IdeApp.Workbench.ActiveDocument;
if (doc == null)
return;
await Run (doc);
}
}
class SortAndRemoveImportsCommandHandler : CommandHandler
{
public async static Task Run (MonoDevelop.Ide.Gui.Document doc)
{
var ad = doc.AnalysisDocument;
if (ad == null)
return;
try {
Document newDocument = await SortAndRemoveAsync (ad, default (CancellationToken));
ad.Project.Solution.Workspace.ApplyDocumentChanges (newDocument, CancellationToken.None);
} catch (Exception e) {
LoggingService.LogError ("Error while removing unused usings", e);
}
}
internal static async Task<Document> SortAndRemoveAsync (Document ad, CancellationToken token)
{
var model = await ad.GetSemanticModelAsync (token);
var root = model.SyntaxTree.GetRoot (token);
var newDocument = RemoveUnusedImportsCommandHandler.service.RemoveUnnecessaryImports (ad, model, root, token);
return await OrganizeImportsCommandHandler.SortUsingsAsync (newDocument, token);
}
protected async override void Run ()
{
var doc = IdeApp.Workbench.ActiveDocument;
if (doc == null)
return;
await Run (doc);
}
}
}
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