Merge branch 'master'

1 files changed, 124 insertions, 0 deletions

diff --git a/StardewModdingAPI/Config.cs b/StardewModdingAPI/Config.cs
new file mode 100644
index 00000000..67c13a14
--- /dev/null
+++ b/StardewModdingAPI/Config.cs
@@ -0,0 +1,124 @@
+/*
+    Copyright 2016 Zoey (Zoryn)
+*/
+
+using System;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+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 (baseConfig == null)
+            {
+                Console.WriteLine("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(Encoding.UTF8.GetString(File.ReadAllBytes(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
+                {
+                    Console.WriteLine("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);
+
+                return (Config)b.ToObject(baseConfig.GetType());
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine(ex.ToString());
+            }
+            return baseConfig;
+        }
+
+        public static string GetBasePath(Mod theMod)
+        {
+            return theMod.PathOnDisk + "\\config.json";
+        }
+    }
+
+    public static class ConfigExtensions
+    {
+        public static void WriteConfig(this Config baseConfig)
+        {
+            var toWrite = Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(baseConfig, baseConfig.GetType(), Formatting.Indented, new JsonSerializerSettings()));
+            if (!File.Exists(baseConfig.ConfigLocation) || !File.ReadAllBytes(baseConfig.ConfigLocation).SequenceEqual(toWrite))
+                File.WriteAllBytes(baseConfig.ConfigLocation, toWrite);
+            toWrite = null;
+        }
+
+        public static Config ReloadConfig(this Config baseConfig)
+        {
+            return baseConfig.UpdateConfig(baseConfig);
+        }
+    }
+}
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