use crate::defines::LevelInt;
use crate::ffi::{ExternPointer, OwnedPtr};
use crate::static_data::{GrowthRate, LookupGrowthRate};
use std::ptr::drop_in_place;

#[no_mangle]
unsafe extern "C" fn growth_rate_lookup_new(array: *const u32, length: usize) -> OwnedPtr<LookupGrowthRate> {
    let array = std::slice::from_raw_parts(array, length);
    Box::into_raw(Box::new(LookupGrowthRate::new(array.to_vec())))
}

#[no_mangle]
unsafe extern "C" fn growth_rate_lookup_drop(ptr: OwnedPtr<LookupGrowthRate>) {
    drop_in_place(ptr)
}

#[no_mangle]
#[allow(improper_ctypes_definitions)]
extern "C" fn growth_rate_calculate_level(ptr: ExternPointer<dyn GrowthRate>, experience: u32) -> LevelInt {
    ptr.as_ref().calculate_level(experience)
}

#[no_mangle]
#[allow(improper_ctypes_definitions)]
extern "C" fn growth_rate_calculate_experience(ptr: ExternPointer<dyn GrowthRate>, level: LevelInt) -> u32 {
    ptr.as_ref().calculate_experience(level)
}