Asset.Label.cs

// Copyright (C) 2021-2024 Steffen Itterheim
// Refer to included LICENSE file for terms and conditions.
 
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using UnityEditor;
// UnityEngine is imported for the GUID type: it is declared in UnityEditor up to Unity
// 6000.3 and in UnityEngine from Unity 6000.4 on. Neither namespace declared it in both on any
// of the nine editors tested.
using UnityEngine;
using Object = UnityEngine.Object;
 
namespace CodeSmileEditor
{
    public sealed partial class Asset
    {
        public static class Label
        {
            public static String[] GetAll([NotNull] Object asset) => AssetDatabase.GetLabels(asset);

            public static String[] GetAll([NotNull] Path path) => AssetDatabase.GetLabels(path.Guid);

            public static String[] GetAll(GUID guid) => AssetDatabase.GetLabels(guid);

            public static void SetAll([NotNull] Object asset, [NotNull] String[] labels)
            {
                ThrowIf.ArgumentIsNull(asset, nameof(asset));
                ThrowIf.ArgumentIsNull(labels, nameof(labels));
 
                AssetDatabase.SetLabels(asset, labels);
            }

            public static void Add([NotNull] Object asset, [NotNull] String label)
            {
                var existingLabels = new List<String>(GetAll(asset));
                existingLabels.Add(label);
                AssetDatabase.SetLabels(asset, existingLabels.ToArray());
            }

            public static void Add([NotNull] Object asset, [NotNull] String[] labels)
            {
                var existingLabels = new List<String>(GetAll(asset));
                existingLabels.AddRange(labels);
                AssetDatabase.SetLabels(asset, existingLabels.ToArray());
            }

            public static void ClearAll([NotNull] Object asset) => AssetDatabase.ClearLabels(asset);

            public static void Remove(Object asset, String label)
            {
                var labels = GetAll(asset).ToList();
                labels.Remove(label);
                SetAll(asset, labels.ToArray());
            }
        }
    }
}