AssetSourceController.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using ReLogic.Content;
using ReLogic.Content.Sources;
using Terraria.Audio;
using Terraria.IO;
using Terraria.Localization;
 
namespace Terraria.GameContent;
 
public class AssetSourceController
{
    private readonly List<IContentSource> _staticSources;
 
    private readonly IAssetRepository _assetRepository;
 
    public ResourcePackList ActiveResourcePackList { get; private set; }
 
    public event Action<ResourcePackList> OnResourcePackChange;
 
    public AssetSourceController(IAssetRepository assetRepository, IEnumerable<IContentSource> staticSources)
    {
        _assetRepository = assetRepository;
        _staticSources = staticSources.ToList();
        UseResourcePacks(new ResourcePackList());
    }
 
    public void Refresh()
    {
        foreach (ResourcePack allPack in ActiveResourcePackList.AllPacks)
        {
            allPack.Refresh();
        }
        UseResourcePacks(ActiveResourcePackList);
    }
 
    public void UseResourcePacks(ResourcePackList resourcePacks)
    {
        if (this.OnResourcePackChange != null)
        {
            this.OnResourcePackChange(resourcePacks);
        }
        ActiveResourcePackList = resourcePacks;
        List<IContentSource> list = new List<IContentSource>(from pack in resourcePacks.EnabledPacks
            orderby pack.SortingOrder
            select pack.GetContentSource());
        list.AddRange(_staticSources);
        foreach (IContentSource item in list)
        {
            item.ClearRejections();
        }
        List<IContentSource> list2 = new List<IContentSource>();
        for (int num = list.Count - 1; num >= 0; num--)
        {
            list2.Add(list[num]);
        }
        _assetRepository.SetSources((IEnumerable<IContentSource>)list, (AssetRequestMode)1);
        LanguageManager.Instance.UseSources(list2);
        Main.audioSystem.UseSources(list2);
        SoundEngine.Reload();
        Main.changeTheTitle = true;
    }
}