added LootableRandom tag

source/ContractHelper.cs

@@ -63,21 +63,21 @@ private MechComponentDef CheckDefaults(MechComponentDef def)
             return def;
         }
 
-        if (!def.Is<LootableDefault>(out var lootable))
+        MechComponentDef lootableDef = null;
+
+        if (def.Is<LootableRandom>(out var lootableR))
         {
-            return null;
+            string itemID = lootableR.GetChoice();
+            if(itemID != null) lootableDef = UnityGameInstance.BattleTechGame.DataManager.GetMechComponentDef(def.ComponentType, itemID);
         }
 
-        var lootableDef = UnityGameInstance.BattleTechGame.DataManager.GetMechComponentDef(def.ComponentType, lootable.ItemID);
-        if (lootableDef == null)
-        {
-            return null;
+        if (lootableDef == null && def.Is<LootableDefault>(out var lootable)) {
+            lootableDef = UnityGameInstance.BattleTechGame.DataManager.GetMechComponentDef(def.ComponentType, lootable.ItemID);
         }
 
-        if (lootableDef.CCFlags().NoSalvage)
-        {
-            return null;
-        }
+        // if (lootableDef == null) return null;
+        //if (lootableDef.CCFlags().NoSalvage) return null;
+
         return lootableDef;
     }
 

source/LootableRandom.cs

@@ -0,0 +1,39 @@
+using System.Linq;
+using CustomComponents;
+
+namespace CustomSalvage; 
+
+[CustomComponent("LootableRandom")]
+public class LootableRandom : SimpleCustomComponent {
+    public class option {
+        public string ItemID { get; set; }
+        public float Weight { get; set; }
+    }
+
+    public option[] Options { get; set; }
+
+    public string GetChoice() {
+        if (Options == null || Options.Length == 0)
+        {
+            Log.Main.Warning?.Log("invalid LootableRandom tag");
+            return null;
+        }
+        float total = Options.Sum(o => o.Weight);
+        if (total < 0)
+        {
+            Log.Main.Warning?.Log("invalid LootableRandom tag");
+            return null;
+        }
+        float choice = UnityEngine.Random.Range(0.0f, total);
+        Log.Main.Trace?.Log($"GetChoice: total {total}, choice {choice}");
+        foreach (var o in Options)
+        {
+            Log.Main.Trace?.Log($"item {o.ItemID}, weight {o.Weight}, choice {choice}");
+            if (choice <= o.Weight) return o.ItemID;
+            choice -= o.Weight;
+        }
+
+        return null; // should never actually be reached
+    }
+
+}