// 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;
 
namespace Microsoft.CodeAnalysis.CodeCleanup;
 
/// <summary>
/// Indicates which code fixes are enabled for a Code Cleanup operation. Each code fix in the set is triggered by
/// one or more diagnostic IDs, which could be provided by the compiler or an analyzer.
/// </summary>
internal sealed class DiagnosticSet
{
    public string Description { get; }
    public ImmutableArray<string> DiagnosticIds { get; }
 
    /// <summary>
    /// Diagnostic set is enabled for all severities if it has been explicitly selected as part of the cleanup profile.
    /// If the diagnostic set has not been explicitly selected, but gets bulk included by selecting
    /// "Fix all warnings and errors set in EditorConfig", then we only include diagnostics with Warning Or Error severity.
    /// </summary>
    public bool IsAnyDiagnosticIdExplicitlyEnabled { get; }
 
    private DiagnosticSet(string description, ImmutableArray<string> diagnosticIds, bool isAnyDiagnosticIdExplicitlyEnabled)
    {
        Description = description;
        DiagnosticIds = diagnosticIds;
        IsAnyDiagnosticIdExplicitlyEnabled = isAnyDiagnosticIdExplicitlyEnabled;
    }
 
    public DiagnosticSet(string description, params string[] diagnosticIds)
        : this(description, [.. diagnosticIds], isAnyDiagnosticIdExplicitlyEnabled: true)
    {
    }
 
    public DiagnosticSet With(bool isAnyDiagnosticIdExplicitlyEnabled)
    {
        if (this.IsAnyDiagnosticIdExplicitlyEnabled == isAnyDiagnosticIdExplicitlyEnabled)
            return this;
 
        return new(Description, DiagnosticIds, isAnyDiagnosticIdExplicitlyEnabled);
    }
}