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/*
Copyright 2016 Zoey (Zoryn)
*/
using System;
using System.IO;
using System.Linq;
using System.Reflection;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
namespace StardewModdingAPI
{
public class Config
{
[JsonIgnore]
public virtual JObject JObject { get; protected set; }
[JsonIgnore]
public virtual string ConfigLocation { get; protected set; }
public static Config Instance
{
get { return new Config(); }
}
public static Config InitializeConfig(string configLocation, Config baseConfig)
{
if (string.IsNullOrEmpty(configLocation))
{
Log.Verbose("The location to save the config to must not be empty.");
return null;
}
if (baseConfig == null)
{
Log.Verbose("A config must be instantiated before being passed to Initialize.\n\t" + configLocation);
return null;
}
baseConfig.ConfigLocation = configLocation;
return baseConfig.LoadConfig(baseConfig);
}
public virtual Config GenerateBaseConfig(Config baseConfig)
{
//Must be implemented in sub-class
return null;
}
public virtual Config LoadConfig(Config baseConfig)
{
if (!File.Exists(baseConfig.ConfigLocation))
{
var v = (Config)baseConfig.GetType().GetMethod("GenerateBaseConfig", BindingFlags.Public | BindingFlags.Instance).Invoke(baseConfig, new object[] { baseConfig });
v.WriteConfig();
}
else
{
var p = baseConfig.ConfigLocation;
try
{
var j = JObject.Parse(File.ReadAllText(baseConfig.ConfigLocation));
baseConfig = (Config)j.ToObject(baseConfig.GetType());
baseConfig.ConfigLocation = p;
baseConfig.JObject = j;
baseConfig = UpdateConfig(baseConfig);
baseConfig.ConfigLocation = p;
baseConfig.JObject = j;
baseConfig.WriteConfig();
}
catch
{
Log.Verbose("Invalid JSON Renamed: " + p);
if (File.Exists(p))
File.Move(p, Path.Combine(Path.GetDirectoryName(p), Path.GetFileNameWithoutExtension(p) + "." + Guid.NewGuid() + ".json")); //Get it out of the way for a new one
var v = (Config)baseConfig.GetType().GetMethod("GenerateBaseConfig", BindingFlags.Public | BindingFlags.Instance).Invoke(baseConfig, new object[] { baseConfig });
v.WriteConfig();
}
}
return baseConfig;
}
public virtual Config UpdateConfig(Config baseConfig)
{
try
{
//default config with all standard values
var b = JObject.FromObject(baseConfig.GetType().GetMethod("GenerateBaseConfig", BindingFlags.Public | BindingFlags.Instance).Invoke(baseConfig, new object[] { baseConfig }));
//user config with their values
var u = baseConfig.JObject;
b.Merge(u, new JsonMergeSettings { MergeArrayHandling = MergeArrayHandling.Replace });
return (Config)b.ToObject(baseConfig.GetType());
}
catch (Exception ex)
{
Log.Error(ex.ToString());
}
return baseConfig;
}
/// <summary>
/// NOTICE: THIS IS OBSOLETE AND WILL BE REMOVED IN THE FUTURE. 'BaseConfigPath' IS NOW A PROPERTY IN A MOD
/// </summary>
/// <param name="theMod"></param>
/// <returns></returns>
[Obsolete]
public static string GetBasePath(Mod theMod)
{
return theMod.BaseConfigPath;
}
}
public static class ConfigExtensions
{
public static void WriteConfig(this Config baseConfig)
{
if (baseConfig == null || string.IsNullOrEmpty(baseConfig.ConfigLocation) || string.IsNullOrEmpty(Path.GetDirectoryName(baseConfig.ConfigLocation)))
{
Log.Error("A config attempted to save when it itself or it's location were null.");
return;
}
var toWrite = JsonConvert.SerializeObject(baseConfig, baseConfig.GetType(), Formatting.Indented, new JsonSerializerSettings());
if (!Directory.Exists(Path.GetDirectoryName(baseConfig.ConfigLocation)))
Directory.CreateDirectory(Path.GetDirectoryName(baseConfig.ConfigLocation));
if (!File.Exists(baseConfig.ConfigLocation) || !File.ReadAllText(baseConfig.ConfigLocation).SequenceEqual(toWrite))
File.WriteAllText(baseConfig.ConfigLocation, toWrite);
toWrite = null;
}
public static Config ReloadConfig(this Config baseConfig)
{
return baseConfig.UpdateConfig(baseConfig);
}
}
}
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