added very small chance fo dropping mainhand item #90

Author: mrsterner

src/main/kotlin/dev/sterner/witchery/core/registry/WitcheryPayloads.kt

@@ -105,6 +105,12 @@ object WitcheryPayloads {
         ) { payload, ctx ->
             payload.handleOnClient(ctx)
         }
+        registrar.playToClient(
+            DropItemS2CPayload.ID,
+            DropItemS2CPayload.STREAM_CODEC
+        ) { payload, ctx ->
+            payload.handleOnClient(ctx)
+        }
         registrar.playToClient(
             OptimizedSelectiveSyncPayload.ID,
             OptimizedSelectiveSyncPayload.STREAM_CODEC

src/main/kotlin/dev/sterner/witchery/features/curse/CurseOfMisfortune.kt

@@ -3,10 +3,15 @@ package dev.sterner.witchery.features.curse
 import dev.sterner.witchery.core.api.Curse
 import dev.sterner.witchery.core.api.WitcheryApi
 import dev.sterner.witchery.core.registry.WitcheryCurseRegistry
+import dev.sterner.witchery.network.DropItemS2CPayload
+import net.minecraft.client.gui.screens.Screen
+import net.minecraft.server.level.ServerPlayer
+import net.minecraft.world.InteractionHand
 import net.minecraft.world.effect.MobEffectInstance
 import net.minecraft.world.effect.MobEffects
 import net.minecraft.world.entity.player.Player
 import net.minecraft.world.level.Level
+import net.neoforged.neoforge.network.PacketDistributor
 
 class CurseOfMisfortune : Curse() {
 
@@ -40,20 +45,26 @@ class CurseOfMisfortune : Curse() {
                 player.addEffect(MobEffectInstance(MobEffects.DIG_SLOWDOWN, effectDuration, 0))
             }
             if (level.random.nextDouble() < effectChance) {
-                player.addEffect(MobEffectInstance(MobEffects.MOVEMENT_SLOWDOWN, effectDuration, 0))
+                player.addEffect(MobEffectInstance(MobEffects.MOVEMENT_SLOWDOWN, effectDuration * 2, 0))
             }
             if (level.random.nextDouble() < effectChance) {
                 player.addEffect(MobEffectInstance(MobEffects.BLINDNESS, effectDuration, 0))
             }
             if (level.random.nextDouble() < effectChance) {
-                player.addEffect(MobEffectInstance(MobEffects.WEAKNESS, effectDuration, 0))
+                player.addEffect(MobEffectInstance(MobEffects.WEAKNESS, effectDuration * 2, 0))
             }
             if (level.random.nextDouble() < effectChance) {
                 player.addEffect(MobEffectInstance(MobEffects.GLOWING, effectDuration, 0))
             }
             if (level.random.nextDouble() < effectChance) {
                 player.addEffect(MobEffectInstance(MobEffects.DARKNESS, effectDuration, 0))
             }
+
+            if (level.random.nextDouble() < 0.005 * witchPowerAmplifier) {
+                if (!player.mainHandItem.isEmpty && player is ServerPlayer) {
+                    PacketDistributor.sendToPlayer(player, DropItemS2CPayload())
+                }
+            }
         }
 
         super.onTickCurse(level, player, catBoosted)

src/main/kotlin/dev/sterner/witchery/network/DropItemS2CPayload.kt

@@ -0,0 +1,44 @@
+package dev.sterner.witchery.network
+
+import dev.sterner.witchery.Witchery
+import net.minecraft.client.Minecraft
+import net.minecraft.network.RegistryFriendlyByteBuf
+import net.minecraft.network.codec.StreamCodec
+import net.minecraft.network.protocol.common.custom.CustomPacketPayload
+import net.minecraft.sounds.SoundEvents
+import net.minecraft.world.InteractionHand
+import net.neoforged.neoforge.network.handling.IPayloadContext
+
+class DropItemS2CPayload() : CustomPacketPayload {
+
+    constructor(friendlyByteBuf: RegistryFriendlyByteBuf) : this()
+
+    override fun type(): CustomPacketPayload.Type<out CustomPacketPayload> {
+        return ID
+    }
+
+    private fun write(friendlyByteBuf: RegistryFriendlyByteBuf?) {}
+
+    fun handleOnClient(ctx: IPayloadContext) {
+        val client = Minecraft.getInstance()
+        client.execute {
+            val player = client.player ?: return@execute
+
+            if (!player.isSpectator && player.drop(false)) {
+                player.swing(InteractionHand.MAIN_HAND)
+                player.playSound(SoundEvents.ARMADILLO_SCUTE_DROP)
+            }
+        }
+    }
+
+    companion object {
+        val ID: CustomPacketPayload.Type<DropItemS2CPayload> =
+            CustomPacketPayload.Type(Witchery.id("drop_item"))
+
+        val STREAM_CODEC: StreamCodec<in RegistryFriendlyByteBuf?, DropItemS2CPayload> =
+            CustomPacketPayload.codec(
+                { payload, buf -> payload.write(buf) },
+                { DropItemS2CPayload() }
+            )
+    }
+}