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//
// BatchFixer.cs
//
// Author:
// Simon Lindgren <simon.n.lindgren@gmail.com>
//
// Copyright (c) 2013 Simon Lindgren
//
// 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 System.Linq;
using System.Collections.Generic;
using MonoDevelop.Ide;
using ICSharpCode.NRefactory.CSharp.Resolver;
using MonoDevelop.Core;
using System.Threading.Tasks;
using MonoDevelop.Refactoring;
using ICSharpCode.NRefactory.Refactoring;
using System.Threading;
using MonoDevelop.Projects;
using MonoDevelop.Ide.TypeSystem;
using ICSharpCode.NRefactory.CSharp;
using System.Text;
using MonoDevelop.Ide.Editor;
using MonoDevelop.Core.Text;
namespace MonoDevelop.CodeIssues
{
public class BatchFixer
{
readonly IActionMatcher matcher;
readonly ProgressMonitor monitor;
public BatchFixer (IActionMatcher matcher, ProgressMonitor monitor)
{
this.matcher = matcher;
this.monitor = monitor;
}
/// <summary>
/// Tries to apply the actions passed in <paramref name="actions"/>.
/// </summary>
/// <param name="actions">The actions to apply.</param>
/// <returns>The fixed code actions.</returns>
public IEnumerable<ActionSummary> TryFixIssues (IEnumerable<ActionSummary> actions)
{
if (actions == null)
throw new ArgumentNullException ("actions");
// enumerate once
var actionSummaries = actions as IList<ActionSummary> ?? actions.ToList ();
var issueSummaries = actionSummaries.Select (action => action.IssueSummary).ToList ();
var files = issueSummaries.Select (issue => issue.File).Distinct ().ToList ();
monitor.BeginTask ("Applying fixes", files.Count);
var appliedActions = new List<ActionSummary> (issueSummaries.Count);
Parallel.ForEach (files, file => {
monitor.Step (1);
var fileSummaries = issueSummaries.Where (summary => summary.File == file);
var inspectorIds = new HashSet<string> (fileSummaries.Select (summary => summary.InspectorIdString));
bool isOpen;
var data = TextFileProvider.Instance.GetTextEditorData (file.FilePath, out isOpen);
IRefactoringContext refactoringContext;
var realActions = GetIssues (data, file, inspectorIds, out refactoringContext).SelectMany (issue => issue.Actions).ToList ();
if (realActions.Count == 0 || refactoringContext == null)
return;
var fileActionSummaries = actionSummaries.Where (summary => summary.IssueSummary.File == file).ToList ();
var matches = matcher.Match (fileActionSummaries, realActions).ToList ();
var appliedFixes = RefactoringService.ApplyFixes (matches.Select (match => match.Action), refactoringContext);
appliedActions.AddRange (matches.Where (match => appliedFixes.Contains (match.Action)).Select (match => match.Summary));
if (!isOpen) {
// If the file is open we leave it to the user to explicitly save the file
data.Save ();
}
});
return appliedActions;
}
static IList<CodeIssue> GetIssues (ITextDocument data, ProjectFile file, ISet<string> inspectorIds, out IRefactoringContext refactoringContext)
{
var issues = new List<CodeIssue> ();
//
// var document = TypeSystemService.ParseFile (file.Project, data);
// if (document == null) {
refactoringContext = null;
// return issues;
// }
//
// var content = TypeSystemService.GetProjectContext (file.Project);
// var compilation = content.AddOrUpdateFiles (document.ParsedFile).CreateCompilation ();
// var resolver = new CSharpAstResolver (compilation, document.GetAst<SyntaxTree> (), document.ParsedFile as ICSharpCode.NRefactory.CSharp.TypeSystem.CSharpUnresolvedFile);
//
// refactoringContext = document.CreateRefactoringContextWithEditor (data, resolver, CancellationToken.None);
// var context = refactoringContext;
// foreach (var provider in GetInspectors (data, inspectorIds)) {
// var severity = provider.GetSeverity ();
// if (severity == Severity.None || !provider.GetIsEnabled ())
// continue;
// try {
// lock (issues) {
// issues.AddRange (provider.GetIssues (context, CancellationToken.None));
// }
// } catch (Exception ex) {
// LoggingService.LogError ("Error while running code issue on: " + data.FileName, ex);
// }
// }
return issues;
}
static IList<CodeIssueProvider> GetInspectors (IReadonlyTextDocument editor, ICollection<string> inspectorIds)
{
var inspectors = RefactoringService.GetInspectors (editor.MimeType).ToList ();
return inspectors
.Where (inspector => inspectorIds.Contains (inspector.IdString))
.ToList ();
}
}
}
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