Rename mixins after what they do, rather than where they do it

[no changelog]
Mixins are now named after what they do, and mixins for the same class that do different things should be in two
separate mixins now.

src/main/java/moe/nea/firmament/mixins/PlayerDropEventPatch.java

@@ -0,0 +1,32 @@
+/*
+ * SPDX-FileCopyrightText: 2023 Linnea Gräf <nea@nea.moe>
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+package moe.nea.firmament.mixins;
+
+import moe.nea.firmament.events.IsSlotProtectedEvent;
+import net.minecraft.client.network.ClientPlayerEntity;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.screen.slot.Slot;
+import net.minecraft.screen.slot.SlotActionType;
+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(ClientPlayerEntity.class)
+public abstract class PlayerDropEventPatch extends PlayerEntity {
+    public PlayerDropEventPatch() {
+        super(null, null, 0, null);
+    }
+
+    @Inject(method = "dropSelectedItem", at = @At("HEAD"), cancellable = true)
+    public void onDropSelectedItem(boolean entireStack, CallbackInfoReturnable<Boolean> cir) {
+        Slot fakeSlot = new Slot(getInventory(), getInventory().selectedSlot, 0, 0);
+        if (IsSlotProtectedEvent.shouldBlockInteraction(fakeSlot, SlotActionType.THROW)) {
+            cir.setReturnValue(false);
+        }
+    }
+}