BREAK: Fix a bug in recipe-derived EMC calculation.

This likely changes EMC values wildly!

1 files changed, 12 insertions, 2 deletions

diff --git a/src/main/java/lv/enes/mc/eris_alchemy/Emc.java b/src/main/java/lv/enes/mc/eris_alchemy/Emc.java
index cb782e5..f0b21db 100644
--- a/src/main/java/lv/enes/mc/eris_alchemy/Emc.java
+++ b/src/main/java/lv/enes/mc/eris_alchemy/Emc.java
@@ -54,6 +54,8 @@ public final class Emc {
                 return FORMATTER.format(value);
         }
 
+        /** Returns the EMC for one item not the entire stack.
+         * @see #getTotal(ItemStack)  */
         public static OptionalDouble get(ItemStack stack) {
                 if (stack.isEmpty()) {
                         return OptionalDouble.empty();
@@ -74,6 +76,14 @@ public final class Emc {
                                 .findFirst();
         }
 
+        /** getTotal = get * count */
+        public static OptionalDouble getTotal(ItemStack stack) {
+                return get(stack).stream()
+                                .map(x -> x * stack.getCount())
+                                .filter(x -> x > 0)
+                                .findFirst();
+        }
+
         public static OptionalDouble get(ResourceLocation itemId) {
                 return VALUES.getOrDefault(itemId, OptionalDouble.empty());
         }
@@ -133,7 +143,7 @@ public final class Emc {
 
         private static OptionalDouble calcEmcForIngredient(Ingredient ingredient) {
                 return Arrays.stream(ingredient.getItems())
-                                .map(Emc::get)
+                                .map(Emc::getTotal)
                                 .flatMapToDouble(OptionalDouble::stream)
                                 .average();
         }
@@ -155,7 +165,7 @@ public final class Emc {
 
                 var remainderEmcOpt = recipe.remainder()
                                 .stream()
-                                .map(Emc::get)
+                                .map(Emc::getTotal)
                                 .collect(new OptionalDoubleSummer());
 
                 if (remainderEmcOpt.isEmpty()) {