65 lines
2.2 KiB
Rust
65 lines
2.2 KiB
Rust
use azalea::inventory::{
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self,
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components::{CustomName, Damage, Food, MaxDamage},
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};
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use mlua::{UserData, UserDataFields, UserDataMethods};
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pub struct ItemStack(pub inventory::ItemStack);
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impl UserData for ItemStack {
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fn add_fields<F: UserDataFields<Self>>(f: &mut F) {
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f.add_field_method_get("is_empty", |_, this| Ok(this.0.is_empty()));
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f.add_field_method_get("is_present", |_, this| Ok(this.0.is_present()));
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f.add_field_method_get("count", |_, this| Ok(this.0.count()));
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f.add_field_method_get("kind", |_, this| Ok(this.0.kind().to_string()));
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f.add_field_method_get("custom_name", |_, this| {
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Ok(this.0.as_present().map(|data| {
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data.components
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.get::<CustomName>()
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.map(|c| c.name.to_string())
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}))
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});
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f.add_field_method_get("damage", |_, this| {
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Ok(this
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.0
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.as_present()
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.map(|data| data.components.get::<Damage>().map(|d| d.amount)))
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});
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f.add_field_method_get("max_damage", |_, this| {
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Ok(this
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.0
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.as_present()
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.map(|data| data.components.get::<MaxDamage>().map(|d| d.amount)))
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});
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f.add_field_method_get("food", |lua, this| {
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Ok(
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if let Some(food) = this
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.0
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.as_present()
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.and_then(|data| data.components.get::<Food>())
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{
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let table = lua.create_table()?;
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table.set("nutrition", food.nutrition)?;
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table.set("saturation", food.saturation)?;
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table.set("can_always_eat", food.can_always_eat)?;
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table.set("eat_seconds", food.eat_seconds)?;
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Some(table)
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} else {
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None
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},
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)
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});
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}
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fn add_methods<M: UserDataMethods<Self>>(m: &mut M) {
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m.add_method_mut("split", |_, this, count: u32| {
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Ok(ItemStack(this.0.split(count)))
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});
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m.add_method_mut("update_empty", |_, this, (): ()| {
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this.0.update_empty();
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Ok(())
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});
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}
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}
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