shit

src/client/java/dev/tggamesyt/szar/client/mixin/RadiationHeartMixin.java

@@ -0,0 +1,25 @@
+package dev.tggamesyt.szar.client.mixin;
+
+import dev.tggamesyt.szar.Szar;
+import net.minecraft.client.gui.hud.InGameHud;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.entity.effect.StatusEffects;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
+
+@Mixin(InGameHud.HeartType.class)
+public class RadiationHeartMixin {
+
+    @Inject(
+            method = "fromPlayerState",
+            at = @At("HEAD"),
+            cancellable = true
+    )
+    private static void radiationHeart(PlayerEntity player, CallbackInfoReturnable<InGameHud.HeartType> cir) {
+        if (player.hasStatusEffect(Szar.RADIATION)) {
+            cir.setReturnValue(InGameHud.HeartType.POISONED);
+        }
+    }
+}

src/client/resources/szar.client.mixins.json

@@ -4,7 +4,8 @@
   "package": "dev.tggamesyt.szar.client.mixin",
   "compatibilityLevel": "JAVA_17",
   "client": [
-    "MouseMixin"
+    "MouseMixin",
+    "RadiationHeartMixin"
   ],
   "injectors": {
     "defaultRequire": 1