Gen7ScriptsRs/pkmn_lib_interface/src/app_interface/static_data/data_libraries/type_library.rs

118 lines
3.4 KiB
Rust
Executable File

use crate::{ExternRef, ExternalReferenceType, TypeIdentifier};
use alloc::rc::Rc;
use alloc::string::{String, ToString};
use cstr_core::{c_char, CString};
use spin::RwLock;
struct TypeLibraryInner {
reference: ExternRef<TypeLibrary>,
name_to_type_cache: RwLock<hashbrown::HashMap<String, TypeIdentifier>>,
effectiveness_cache: RwLock<hashbrown::HashMap<(TypeIdentifier, TypeIdentifier), f32>>,
}
#[derive(Clone)]
pub struct TypeLibrary {
inner: Rc<TypeLibraryInner>,
}
impl TypeLibrary {
#[cfg(not(feature = "mock_data"))]
pub(crate) fn new(reference: ExternRef<Self>) -> Self {
Self {
inner: Rc::new(TypeLibraryInner {
reference,
name_to_type_cache: Default::default(),
effectiveness_cache: Default::default(),
}),
}
}
#[cfg(feature = "mock_data")]
pub fn mock() -> Self {
Self {
inner: Rc::new(TypeLibraryInner {
reference: ExternRef::mock(),
name_to_type_cache: Default::default(),
effectiveness_cache: Default::default(),
}),
}
}
#[cfg(not(feature = "mock_data"))]
pub fn get_type_from_name(&self, name: &str) -> Option<TypeIdentifier> {
if let Some(cached) = self.inner.name_to_type_cache.read().get(name) {
return Some(*cached);
}
let cstr = CString::new(name).unwrap();
let v = unsafe { type_library_get_type_by_name(self.inner.reference, cstr.as_ptr()) };
if v == 255 {
return None;
}
let v = v.into();
self.inner
.name_to_type_cache
.write()
.insert(name.to_string(), v);
Some(v)
}
#[cfg(not(feature = "mock_data"))]
pub fn get_single_effectiveness(
&self,
attacking_type: TypeIdentifier,
defending_type: TypeIdentifier,
) -> f32 {
if let Some(cached) = self
.inner
.effectiveness_cache
.read()
.get(&(attacking_type, defending_type))
{
return *cached;
}
let effectiveness = unsafe {
type_library_get_single_effectiveness(
self.inner.reference,
attacking_type.into(),
defending_type.into(),
)
};
self.inner
.effectiveness_cache
.write()
.insert((attacking_type, defending_type), effectiveness);
effectiveness
}
#[cfg(not(feature = "mock_data"))]
pub fn get_effectiveness(
&self,
attacking_type: TypeIdentifier,
defending_types: &[TypeIdentifier],
) -> f32 {
let mut f = 1.0;
for defending_type in defending_types {
f *= self.get_single_effectiveness(attacking_type, *defending_type);
}
f
}
}
crate::handling::cacheable::cacheable!(TypeLibrary);
#[cfg(not(feature = "mock_data"))]
impl ExternalReferenceType for TypeLibrary {
fn from_extern_value(reference: ExternRef<Self>) -> Self {
Self::new(reference)
}
}
#[cfg(not(feature = "mock_data"))]
extern "wasm" {
fn type_library_get_single_effectiveness(
r: ExternRef<TypeLibrary>,
attacking_type: u8,
defending_type: u8,
) -> f32;
fn type_library_get_type_by_name(r: ExternRef<TypeLibrary>, name: *const c_char) -> u8;
}