FavoritesFile.cs

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using System;
using System.Collections.Generic;
using System.Text;
using Newtonsoft.Json;
using Terraria.UI;
using Terraria.Utilities;
 
namespace Terraria.IO;
 
public class FavoritesFile
{
    public readonly string Path;
 
    public readonly bool IsCloudSave;
 
    private Dictionary<string, Dictionary<string, bool>> _data = new Dictionary<string, Dictionary<string, bool>>();
 
    private UTF8Encoding _ourEncoder = new UTF8Encoding(encoderShouldEmitUTF8Identifier: true, throwOnInvalidBytes: true);
 
    public FavoritesFile(string path, bool isCloud)
    {
        Path = path;
        IsCloudSave = isCloud;
    }
 
    public void SaveFavorite(FileData fileData)
    {
        if (!_data.ContainsKey(fileData.Type))
        {
            _data.Add(fileData.Type, new Dictionary<string, bool>());
        }
        _data[fileData.Type][fileData.GetFileName()] = fileData.IsFavorite;
        Save();
    }
 
    public void ClearEntry(FileData fileData)
    {
        if (_data.ContainsKey(fileData.Type))
        {
            _data[fileData.Type].Remove(fileData.GetFileName());
            Save();
        }
    }
 
    public bool IsFavorite(FileData fileData)
    {
        if (!_data.ContainsKey(fileData.Type))
        {
            return false;
        }
        string fileName = fileData.GetFileName();
        if (_data[fileData.Type].TryGetValue(fileName, out var value))
        {
            return value;
        }
        return false;
    }
 
    public void Save()
    {
        try
        {
            string s = JsonConvert.SerializeObject((object)_data, (Formatting)1);
            byte[] bytes = _ourEncoder.GetBytes(s);
            FileUtilities.WriteAllBytes(Path, bytes, IsCloudSave);
        }
        catch (Exception exception)
        {
            FancyErrorPrinter.ShowFileSavingFailError(exception, Path);
            throw;
        }
    }
 
    public void Load()
    {
        if (!FileUtilities.Exists(Path, IsCloudSave))
        {
            _data.Clear();
            return;
        }
        try
        {
            byte[] bytes = FileUtilities.ReadAllBytes(Path, IsCloudSave);
            string @string;
            try
            {
                @string = _ourEncoder.GetString(bytes);
            }
            catch
            {
                @string = Encoding.ASCII.GetString(bytes);
            }
            _data = JsonConvert.DeserializeObject<Dictionary<string, Dictionary<string, bool>>>(@string);
            if (_data == null)
            {
                _data = new Dictionary<string, Dictionary<string, bool>>();
            }
        }
        catch (Exception)
        {
            Console.WriteLine("Unable to load favorites.json file ({0} : {1})", Path, IsCloudSave ? "Cloud Save" : "Local Save");
        }
    }
}