// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
 
using System;
using System.Collections.Immutable;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis.CodeActions;
using Microsoft.CodeAnalysis.CodeFixes;
using Microsoft.CodeAnalysis.Diagnostics;
using Microsoft.CodeAnalysis.Editing;
using Roslyn.Utilities;
 
namespace Microsoft.CodeAnalysis.UseInferredMemberName
{
    internal abstract class AbstractUseInferredMemberNameCodeFixProvider : SyntaxEditorBasedCodeFixProvider
    {
        protected abstract void LanguageSpecificRemoveSuggestedNode(SyntaxEditor editor, SyntaxNode node);
 
        public override ImmutableArray<string> FixableDiagnosticIds { get; }
            = ImmutableArray.Create(IDEDiagnosticIds.UseInferredMemberNameDiagnosticId);
 
        public override Task RegisterCodeFixesAsync(CodeFixContext context)
        {
            RegisterCodeFix(context, AnalyzersResources.Use_inferred_member_name, nameof(AnalyzersResources.Use_inferred_member_name));
            return Task.CompletedTask;
        }
 
        protected override Task FixAllAsync(
            Document document, ImmutableArray<Diagnostic> diagnostics,
            SyntaxEditor editor, CodeActionOptionsProvider fallbackOptions, CancellationToken cancellationToken)
        {
            var root = editor.OriginalRoot;
 
            foreach (var diagnostic in diagnostics)
            {
                var node = root.FindNode(diagnostic.Location.SourceSpan);
                LanguageSpecificRemoveSuggestedNode(editor, node);
            }
 
            return Task.CompletedTask;
        }
    }
}