PaperMC/paper-server/patches/sources/net/minecraft/world/item/ProjectileWeaponItem.java.patch

--- a/net/minecraft/world/item/ProjectileWeaponItem.java
+++ b/net/minecraft/world/item/ProjectileWeaponItem.java
@@ -54,9 +54,25 @@
                 float f6 = f4 + f5 * (float) ((i + 1) / 2) * f3;
 
                 f5 = -f5;
-                Projectile.spawnProjectile(this.createProjectile(world, shooter, stack, itemstack1, critical), world, itemstack1, (iprojectile) -> {
-                    this.shootProjectile(shooter, iprojectile, i, speed, divergence, f6, target);
-                });
+                // CraftBukkit start
+                Projectile iprojectile = this.createProjectile(world, shooter, stack, itemstack1, critical);
+                this.shootProjectile(shooter, iprojectile, i, speed, divergence, f6, target);
+
+                org.bukkit.event.entity.EntityShootBowEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callEntityShootBowEvent(shooter, stack, itemstack1, iprojectile, hand, speed, true);
+                if (event.isCancelled()) {
+                    event.getProjectile().remove();
+                    return;
+                }
+
+                if (event.getProjectile() == iprojectile.getBukkitEntity()) {
+                    if (Projectile.spawnProjectile(iprojectile, world, itemstack1).isRemoved()) {
+                        if (shooter instanceof net.minecraft.server.level.ServerPlayer) {
+                            ((net.minecraft.server.level.ServerPlayer) shooter).getBukkitEntity().updateInventory();
+                        }
+                        return;
+                    }
+                }
+                // CraftBukkit end
                 stack.hurtAndBreak(this.getDurabilityUse(itemstack1), shooter, LivingEntity.getSlotForHand(hand));
                 if (stack.isEmpty()) {
                     break;
@@ -93,6 +109,11 @@
     }
 
     protected static List<ItemStack> draw(ItemStack stack, ItemStack projectileStack, LivingEntity shooter) {
+        // Paper start
+        return draw(stack, projectileStack, shooter, true);
+    }
+    protected static List<ItemStack> draw(ItemStack stack, ItemStack projectileStack, LivingEntity shooter, boolean consume) {
+        // Paper end
         if (projectileStack.isEmpty()) {
             return List.of();
         } else {
@@ -112,7 +133,7 @@
             ItemStack itemstack2 = projectileStack.copy();
 
             for (int k = 0; k < j; ++k) {
-                ItemStack itemstack3 = ProjectileWeaponItem.useAmmo(stack, k == 0 ? projectileStack : itemstack2, shooter, k > 0);
+                ItemStack itemstack3 = ProjectileWeaponItem.useAmmo(stack, k == 0 ? projectileStack : itemstack2, shooter, k > 0 || !consume); // Paper
 
                 if (!itemstack3.isEmpty()) {
                     list.add(itemstack3);