ItemStackToSerializer.kt

private fun yes() {
        ItemFactoryImpl.hollowsEve2021Items.forEach {it->
            ItemFactoryImpl.data.items.computeIfAbsent(it.key.name) {_ ->
                val i = it.value
                var skullData: SkullData? = null
                if(i.type == Material.PLAYER_HEAD) {
                    i.meta<SkullMeta> {
                        skullData = SkullData(
                            owner = playerProfile!!.id!!,
                            texture = playerProfile!!.properties.first().value
                        )
                    }
                }
                ItemStackData(
                    _type = i.type,
                    _name = miniMessage().serialize(i.displayName().hoverEvent(null).compact()),
                    _model = if(i.hasCustomModelData()) i.customModelData else null,
                    _skullData = skullData,
                    _lore = i.lore()?.map{miniMessage().serialize(it.compact())} ?: emptyList(),
                    _itemFlags = i.itemFlags.toTypedArray(),
                    _enchants = i.enchantments.map{it.key to it.value},
                    _attributeModifiers = i.attributeModifiers?.entries()?.associate {it.key.name to it.value} ?: emptyMap(),
                    _nbt = i.persistentDataContainer.keys.associate {
                        it.toString() to (i.persistentDataContainer[it, PersistentDataType.BYTE] == 1.toByte())
                    }
                )
            }
        }
    }