Fix plasma mixer power consumption and overflow (#2778)

* fix

* better fix

3 files changed, 78 insertions, 6 deletions

diff --git a/src/main/java/gregtech/api/recipe/check/CheckRecipeResultRegistry.java b/src/main/java/gregtech/api/recipe/check/CheckRecipeResultRegistry.java
index 7112b47886..41ea858fec 100644
--- a/src/main/java/gregtech/api/recipe/check/CheckRecipeResultRegistry.java
+++ b/src/main/java/gregtech/api/recipe/check/CheckRecipeResultRegistry.java
@@ -1,5 +1,6 @@
 package gregtech.api.recipe.check;
 
+import java.math.BigInteger;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -142,11 +143,17 @@ public final class CheckRecipeResultRegistry {
         return new ResultInsufficientStartupPower(required);
     }
 
+    @Nonnull
+    public static CheckRecipeResult insufficientStartupPower(BigInteger required) {
+        return new ResultInsufficientStartupPowerBigInt(required);
+    }
+
     static {
         register(new SimpleCheckRecipeResult(false, "", false));
         register(new ResultInsufficientPower(0));
         register(new ResultInsufficientHeat(0));
         register(new ResultInsufficientMachineTier(0));
         register(new ResultInsufficientStartupPower(0));
+        register(new ResultInsufficientStartupPowerBigInt(BigInteger.ZERO));
     }
 }
diff --git a/src/main/java/gregtech/api/recipe/check/ResultInsufficientStartupPowerBigInt.java b/src/main/java/gregtech/api/recipe/check/ResultInsufficientStartupPowerBigInt.java
new file mode 100644
index 0000000000..6a719b3c9c
--- /dev/null
+++ b/src/main/java/gregtech/api/recipe/check/ResultInsufficientStartupPowerBigInt.java
@@ -0,0 +1,59 @@
+package gregtech.api.recipe.check;
+
+import static util.Util.toStandardForm;
+
+import java.math.BigInteger;
+import java.util.Objects;
+
+import net.minecraft.network.PacketBuffer;
+import net.minecraft.util.StatCollector;
+
+import org.jetbrains.annotations.NotNull;
+
+public class ResultInsufficientStartupPowerBigInt implements CheckRecipeResult {
+
+    private String required;
+
+    public ResultInsufficientStartupPowerBigInt(BigInteger required) {
+        this.required = toStandardForm(required);
+    }
+
+    @NotNull
+    @Override
+    public String getID() {
+        return "insufficient_startup_power_bigint";
+    }
+
+    @Override
+    public boolean wasSuccessful() {
+        return false;
+    }
+
+    @NotNull
+    @Override
+    public String getDisplayString() {
+        return Objects.requireNonNull(
+            StatCollector.translateToLocalFormatted("GT5U.gui.text.insufficient_startup_power", required));
+    }
+
+    @NotNull
+    @Override
+    public CheckRecipeResult newInstance() {
+        return new ResultInsufficientStartupPowerBigInt(BigInteger.ZERO);
+    }
+
+    @Override
+    public void encode(@NotNull PacketBuffer buffer) {
+        try {
+            buffer.writeStringToBuffer(required);
+        } catch (Exception ignored) {}
+
+    }
+
+    @Override
+    public void decode(PacketBuffer buffer) {
+        try {
+            required = buffer.readStringFromBuffer(32768);
+        } catch (Exception ignored) {}
+    }
+}
diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_TranscendentPlasmaMixer.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_TranscendentPlasmaMixer.java
index c36a524971..2dba9e7c9d 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_TranscendentPlasmaMixer.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_TranscendentPlasmaMixer.java
@@ -172,24 +172,30 @@ public class GT_MetaTileEntity_TranscendentPlasmaMixer
     protected ProcessingLogic createProcessingLogic() {
         return new ProcessingLogic() {
 
+            BigInteger recipeEU;
+
             @NotNull
             @Override
             protected CheckRecipeResult validateRecipe(@Nonnull GT_Recipe recipe) {
-                mWirelessEUt = 10L * (long) recipe.mEUt * (long) multiplier;
-                if (getUserEU(ownerUUID).compareTo(BigInteger.valueOf(mWirelessEUt * recipe.mDuration)) < 0) {
-                    return CheckRecipeResultRegistry.insufficientPower(mWirelessEUt * recipe.mDuration);
+                BigInteger availableEU = getUserEU(ownerUUID);
+                recipeEU = BigInteger.valueOf(10L * recipe.mEUt * recipe.mDuration);
+                if (availableEU.compareTo(recipeEU) < 0) {
+                    return CheckRecipeResultRegistry.insufficientStartupPower(recipeEU);
                 }
+                maxParallel = availableEU.divide(recipeEU)
+                    .min(BigInteger.valueOf(maxParallel))
+                    .intValue();
                 return CheckRecipeResultRegistry.SUCCESSFUL;
             }
 
             @NotNull
             @Override
             protected CheckRecipeResult onRecipeStart(@Nonnull GT_Recipe recipe) {
-                mWirelessEUt = 10L * (long) recipe.mEUt * (long) multiplier;
+                BigInteger finalConsumption = recipeEU.multiply(BigInteger.valueOf(-calculatedParallels));
                 // This will void the inputs if wireless energy has dropped
                 // below the required amount between validateRecipe and here.
-                if (!addEUToGlobalEnergyMap(ownerUUID, -mWirelessEUt * recipe.mDuration)) {
-                    return CheckRecipeResultRegistry.insufficientPower(mWirelessEUt * recipe.mDuration);
+                if (!addEUToGlobalEnergyMap(ownerUUID, finalConsumption)) {
+                    return CheckRecipeResultRegistry.insufficientStartupPower(finalConsumption);
                 }
                 // Energy consumed all at once from wireless net.
                 setCalculatedEut(0);