51 lines
1.7 KiB
Rust

use azalea::inventory::components::{CustomName, Damage, MaxDamage};
use mlua::{UserData, UserDataFields, UserDataMethods};
pub struct ItemStack {
pub inner: azalea::inventory::ItemStack,
}
impl From<azalea::inventory::ItemStack> for ItemStack {
fn from(inner: azalea::inventory::ItemStack) -> Self {
Self { inner }
}
}
impl UserData for ItemStack {
fn add_fields<F: UserDataFields<Self>>(f: &mut F) {
f.add_field_method_get("is_empty", |_, this| Ok(this.inner.is_empty()));
f.add_field_method_get("is_present", |_, this| Ok(this.inner.is_present()));
f.add_field_method_get("count", |_, this| Ok(this.inner.count()));
f.add_field_method_get("kind", |_, this| Ok(this.inner.kind().to_string()));
f.add_field_method_get("custom_name", |_, this| {
Ok(this.inner.as_present().map(|data| {
data.components
.get::<CustomName>()
.map(|c| c.name.to_string())
}))
});
f.add_field_method_get("damage", |_, this| {
Ok(this
.inner
.as_present()
.map(|data| data.components.get::<Damage>().map(|d| d.amount)))
});
f.add_field_method_get("max_damage", |_, this| {
Ok(this
.inner
.as_present()
.map(|data| data.components.get::<MaxDamage>().map(|d| d.amount)))
});
}
fn add_methods<M: UserDataMethods<Self>>(m: &mut M) {
m.add_method_mut("split", |_, this, count: u32| {
Ok(ItemStack::from(this.inner.split(count)))
});
m.add_method_mut("update_empty", |_, this, (): ()| {
this.inner.update_empty();
Ok(())
});
}
}