osu/osu.Game/Rulesets/Edit/Checks/CheckBackground.cs
2021-04-13 13:57:56 +02:00

62 lines
1.9 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System.Collections.Generic;
using System.Linq;
using osu.Game.Beatmaps;
using osu.Game.Rulesets.Edit.Checks.Components;
namespace osu.Game.Rulesets.Edit.Checks
{
public class CheckBackground : ICheck
{
public CheckMetadata Metadata { get; } = new CheckMetadata(CheckCategory.Resources, "Missing background");
public IEnumerable<IssueTemplate> PossibleTemplates => new IssueTemplate[]
{
new IssueTemplateNoneSet(this),
new IssueTemplateDoesNotExist(this)
};
public IEnumerable<Issue> Run(IBeatmap beatmap)
{
if (beatmap.Metadata.BackgroundFile == null)
{
yield return new IssueTemplateNoneSet(this).Create();
yield break;
}
// If the background is set, also make sure it still exists.
var set = beatmap.BeatmapInfo.BeatmapSet;
var file = set.Files.FirstOrDefault(f => f.Filename == beatmap.Metadata.BackgroundFile);
if (file != null)
yield break;
yield return new IssueTemplateDoesNotExist(this).Create(beatmap.Metadata.BackgroundFile);
}
public class IssueTemplateNoneSet : IssueTemplate
{
public IssueTemplateNoneSet(ICheck check)
: base(check, IssueType.Problem, "No background has been set.")
{
}
public Issue Create() => new Issue(this);
}
public class IssueTemplateDoesNotExist : IssueTemplate
{
public IssueTemplateDoesNotExist(ICheck check)
: base(check, IssueType.Problem, "The background file \"{0}\" does not exist.")
{
}
public Issue Create(string filename) => new Issue(this, filename);
}
}
}