use crate::{make_case_elim, make_proj_elim}; use rand::{seq::SliceRandom, thread_rng}; use serde::{Deserialize, Serialize}; make_proj_elim!( body, #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)] pub struct Body { pub species: Species, pub body_type: BodyType, } ); impl Body { pub fn random() -> Self { let mut rng = thread_rng(); let species = *(&ALL_SPECIES).choose(&mut rng).unwrap(); Self::random_with(&mut rng, &species) } #[inline] pub fn random_with(rng: &mut impl rand::Rng, &species: &Species) -> Self { let body_type = *(&ALL_BODY_TYPES).choose(rng).unwrap(); Self { species, body_type } } } impl From for super::Body { fn from(body: Body) -> Self { super::Body::Dragon(body) } } make_case_elim!( species, #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)] #[repr(u32)] pub enum Species { Reddragon = 0, } ); /// Data representing per-species generic data. /// /// NOTE: Deliberately don't (yet?) implement serialize. #[derive(Clone, Debug, Deserialize)] pub struct AllSpecies { pub reddragon: SpeciesMeta, } impl<'a, SpeciesMeta> core::ops::Index<&'a Species> for AllSpecies { type Output = SpeciesMeta; #[inline] fn index(&self, &index: &'a Species) -> &Self::Output { match index { Species::Reddragon => &self.reddragon, } } } pub const ALL_SPECIES: [Species; 1] = [Species::Reddragon]; impl<'a, SpeciesMeta: 'a> IntoIterator for &'a AllSpecies { type IntoIter = std::iter::Copied>; type Item = Species; fn into_iter(self) -> Self::IntoIter { ALL_SPECIES.iter().copied() } } make_case_elim!( body_type, #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)] #[repr(u32)] pub enum BodyType { Female = 0, Male = 1, } ); pub const ALL_BODY_TYPES: [BodyType; 2] = [BodyType::Female, BodyType::Male];