Addon manifest used to set up achievements

NewHorizons/AchievementsPlus/AchievementHandler.cs

@@ -1,3 +1,4 @@
+using NewHorizons.External.Configs;
 using NewHorizons.Utility;
 using OWML.ModHelper;
 using System;
@@ -28,6 +29,8 @@ namespace NewHorizons.AchievementsPlus
 
             _enabled = true;
 
+            _achievements = new List<AchievementInfo>();
+
             // Register base NH achievements
             NH.WarpDriveAchievement.Init();
             NH.MultipleSystemAchievement.Init();
@@ -47,6 +50,20 @@ namespace NewHorizons.AchievementsPlus
             GlobalMessenger<string, bool>.RemoveListener("DialogueConditionChanged", OnDialogueConditionChanged);
         }
 
+        public static void RegisterAddon(AddonConfig addon, ModBehaviour mod)
+        {
+            if (addon.achievements == null) return;
+
+            if (!_enabled) return;
+
+            foreach (var achievement in addon.achievements)
+            {
+                _achievements.Add(achievement);
+
+                API.RegisterAchievement(achievement.ID, achievement.secret, mod);
+            }
+        }
+
         public static void RegisterTranslationsFromFiles(ModBehaviour mod, string path) => API.RegisterTranslationsFromFiles(mod, path);
 
         public static void Earn(string unique_id)

NewHorizons/External/Configs/AddonConfig.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using NewHorizons.AchievementsPlus;
+using NewHorizons.External.Modules;
+using NewHorizons.External.Modules.VariableSize;
+using Newtonsoft.Json;
+
+namespace NewHorizons.External.Configs
+{
+    /// <summary>
+    /// Describes the New Horizons addon itself
+    /// </summary>
+    [JsonObject]
+    public class AddonConfig
+    {
+        /// <summary>
+        /// Achievements for this mod if the user is playing with Achievements+
+        /// </summary>
+        public AchievementInfo[] achievements;
+
+    }
+}

NewHorizons/External/Configs/TranslationConfig.cs

@@ -1,9 +1,11 @@
 using System.Collections.Generic;
 using System.IO;
+using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 
 namespace NewHorizons.External.Configs
 {
+    [JsonObject]
     public class TranslationConfig
     {
         /// <summary>
@@ -21,25 +23,27 @@ namespace NewHorizons.External.Configs
         /// </summary>
         public Dictionary<string, string> UIDictionary;
 
+
         // Literally only exists for the schema generation, Achievements+ handles the parsing
         #region Achievements+
 
         /// <summary>
         /// Translation table for achievements. The key is the unique ID of the achievement
         /// </summary>
-        private Dictionary<string, AchievementTranslationInfo> AchievementTranslations;
+        public readonly Dictionary<string, AchievementTranslationInfo> AchievementTranslations;
 
-        private class AchievementTranslationInfo 
+        [JsonObject]
+        public class AchievementTranslationInfo 
         {
             /// <summary>
             /// The name of the achievement.
             /// </summary>
-            private string Name;
+            public string Name;
 
             /// <summary>
             /// The short description for this achievement.
             /// </summary>
-            private string Description;
+            public readonly string Description;
         }
         #endregion
 

NewHorizons/Main.cs

@@ -364,10 +364,18 @@ namespace NewHorizons
                         }
                     }
                 }
+                // Has to go before translations for achievements
+                if (File.Exists("addon-manifest.json"))
+                {
+                    var addonConfig = mod.ModHelper.Storage.Load<AddonConfig>("addon-manifest.json");
+
+                    AchievementHandler.RegisterAddon(addonConfig, mod as ModBehaviour);
+                }
                 if (Directory.Exists(folder + @"translations\"))
                 {
                     LoadTranslations(folder, mod);
                 }
+
             }
             catch (Exception ex)
             {