new: mining fatigue notification

src/main/java/net/wyvest/hytilities/config/HytilitiesConfig.java

@@ -403,6 +403,13 @@ public class HytilitiesConfig extends Vigilant {
 
     // General
 
+    @Property(
+        type = PropertyType.SWITCH, name = "Notify Mining Fatigue",
+        description = "Send a notification when you get mining fatigue.",
+        category = "General", subcategory = "Potion Effects"
+    )
+    public static boolean notifyMiningFatigue;
+
     @Property(
         type = PropertyType.SWITCH, name = "Hide NPCs in Tab",
         description = "Prevent NPCs from showing up in tab.",

src/main/java/net/wyvest/hytilities/mixin/EntityLivingBaseMixin.java

@@ -0,0 +1,43 @@
+/*
+ * Hytilities Reborn - Hypixel focused Quality of Life mod.
+ * Copyright (C) 2021  W-OVERFLOW
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package net.wyvest.hytilities.mixin;
+
+import gg.essential.api.EssentialAPI;
+import net.minecraft.client.entity.EntityPlayerSP;
+import net.minecraft.entity.EntityLivingBase;
+import net.minecraft.potion.Potion;
+import net.minecraft.potion.PotionEffect;
+import net.wyvest.hytilities.config.HytilitiesConfig;
+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.CallbackInfo;
+
+@Mixin(EntityLivingBase.class)
+public class EntityLivingBaseMixin {
+    private final EntityLivingBase $this = (EntityLivingBase) (Object) this;
+
+
+    @Inject(method = "addPotionEffect", at = @At("HEAD"))
+    private void onPotionEffect(PotionEffect potioneffectIn, CallbackInfo ci) {
+        if (HytilitiesConfig.notifyMiningFatigue && potioneffectIn.getPotionID() == Potion.digSlowdown.getId() && ($this instanceof EntityPlayerSP)) {
+            EssentialAPI.getNotifications().push("Hytilities Reborn", "You have miner fatigue!");
+        }
+    }
+}

src/main/resources/mixins.hytilities.json

@@ -5,6 +5,7 @@
   "plugin": "net.wyvest.hytilities.forge.HytilitiesMixinPlugin",
   "refmap": "mixins.hytilities.refmap.json",
   "mixins": [
+    "EntityLivingBaseMixin",
     "EntityPlayerSPMixin_MessageHandling",
     "GuiChatMixin_PlayAutocomplete",
     "GuiIngameForgeMixin_HideActionbar",