87 lines
2.4 KiB
Rust
Executable File
87 lines
2.4 KiB
Rust
Executable File
use crate::app_interface::{DataLibrary, Item};
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use alloc::rc::Rc;
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pub trait ItemLibraryTrait: DataLibrary<Item> {}
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pub type ItemLibrary = Rc<dyn ItemLibraryTrait>;
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#[cfg(not(feature = "mock_data"))]
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mod implementation {
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use super::*;
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use crate::app_interface::{ItemImpl, StringKey};
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use crate::handling::extern_ref::{ExternRef, ExternalReferenceType};
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use spin::RwLock;
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struct ItemLibraryInner {
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ptr: ExternRef<ItemLibraryImpl>,
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cache: RwLock<hashbrown::HashMap<u32, Item>>,
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}
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#[derive(Clone)]
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pub struct ItemLibraryImpl {
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inner: Rc<ItemLibraryInner>,
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}
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impl ItemLibraryImpl {
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pub(crate) fn new(ptr: ExternRef<Self>) -> Self {
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Self {
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inner: Rc::new(ItemLibraryInner {
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ptr,
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cache: Default::default(),
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}),
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}
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}
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}
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impl ItemLibraryTrait for ItemLibraryImpl {}
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impl DataLibrary<Item> for ItemLibraryImpl {
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fn get_cache(&self) -> &spin::rwlock::RwLock<hashbrown::HashMap<u32, Item>> {
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&self.inner.cache
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}
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fn get_self_ref(&self) -> ExternRef<Self> {
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self.inner.ptr
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}
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fn _get_ref_by_name(ptr: ExternRef<Self>, name: ExternRef<StringKey>) -> u32 {
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unsafe { item_library_get_item(ptr, name).get_internal_index() }
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}
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fn _get_ref_by_hash(ptr: ExternRef<Self>, hash: u32) -> u32 {
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unsafe { item_library_get_item_by_hash(ptr, hash).get_internal_index() }
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}
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fn _from_external_ref_index(index: u32) -> Option<Item> {
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let v = ExternRef::<ItemImpl>::from(index).get_value();
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if let Some(v) = v {
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Some(Rc::new(v))
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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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crate::handling::cacheable::cacheable!(ItemLibraryImpl);
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impl ExternalReferenceType for ItemLibraryImpl {
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fn from_extern_value(reference: ExternRef<Self>) -> Self {
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Self::new(reference)
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}
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}
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extern "wasm" {
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fn item_library_get_item(
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ptr: ExternRef<ItemLibraryImpl>,
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name: ExternRef<StringKey>,
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) -> ExternRef<ItemImpl>;
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fn item_library_get_item_by_hash(
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ptr: ExternRef<ItemLibraryImpl>,
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hash: u32,
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) -> ExternRef<ItemImpl>;
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}
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}
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#[cfg(not(feature = "mock_data"))]
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pub use implementation::*;
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