63 lines
1.9 KiB
C#
63 lines
1.9 KiB
C#
using System;
|
|
using System.IO;
|
|
using System.Reflection;
|
|
using System.Windows.Forms;
|
|
using Newtonsoft.Json;
|
|
|
|
namespace BizHawk.MultiClient
|
|
{
|
|
public static class ConfigService
|
|
{
|
|
public static T Load<T>(string filepath, T currentConfig) where T : new()
|
|
{
|
|
T config = new T();
|
|
|
|
try
|
|
{
|
|
var file = new FileInfo(filepath);
|
|
if (file.Exists)
|
|
using (var reader = file.OpenText())
|
|
{
|
|
var s = new JsonSerializer();
|
|
s.SuppressMissingMemberException = true;
|
|
var r = new JsonReader(reader);
|
|
config = (T)s.Deserialize(r, typeof(T));
|
|
}
|
|
}
|
|
catch (Exception e) { MessageBox.Show(e.ToString()); }
|
|
if (config == null) return new T();
|
|
|
|
//patch up arrays in the config with the minimum number of things
|
|
foreach(var fi in typeof(T).GetFields(BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Public))
|
|
if (fi.FieldType.IsArray)
|
|
{
|
|
Array aold = fi.GetValue(currentConfig) as Array;
|
|
Array anew = fi.GetValue(config) as Array;
|
|
if (aold.Length == anew.Length) continue;
|
|
|
|
//create an array of the right size
|
|
Array acreate = Array.CreateInstance(fi.FieldType.GetElementType(), Math.Max(aold.Length,anew.Length));
|
|
|
|
//copy the old values in, (presumably the defaults), and then copy the new ones on top
|
|
Array.Copy(aold, acreate, Math.Min(aold.Length,acreate.Length));
|
|
Array.Copy(anew, acreate, Math.Min(anew.Length, acreate.Length));
|
|
|
|
//stash it into the config struct
|
|
fi.SetValue(config, acreate);
|
|
}
|
|
|
|
return config;
|
|
}
|
|
|
|
public static void Save(string filepath, object config)
|
|
{
|
|
var file = new FileInfo(filepath);
|
|
using (var writer = file.CreateText())
|
|
{
|
|
var s = new JsonSerializer();
|
|
var w = new JsonWriter(writer) { Formatting = Formatting.Indented };
|
|
s.Serialize(w, config);
|
|
}
|
|
}
|
|
}
|
|
} |