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use std::collections::{HashMap, HashSet};
use specs::{Entity, ReadStorage, Component};
use crate::{
Pos,
controls::Control,
worldmessages::WorldMessage,
componentwrapper::PreEntity,
Encyclopedia,
PlayerId,
RoomId,
Result,
Template,
components::Visible,
playerstate::RoomPos
};
#[derive(Default)]
pub struct Input {
pub actions: HashMap<PlayerId, Control>
}
#[derive(Default)]
pub struct Output {
pub output: HashMap<PlayerId, WorldMessage>
}
#[derive(Default)]
pub struct Size {
pub width: i64,
pub height: i64
}
#[derive(Default)]
pub struct Spawn {
pub pos: Pos
}
#[derive(Default)]
pub struct Ground {
pub cells: HashMap<Pos, HashSet<Entity>>
}
impl Ground {
pub fn components_on<'a, C: Component>(&self, pos: Pos, component_type: &'a ReadStorage<C>) -> Vec<&'a C> {
self.cells.get(&pos).unwrap_or(&HashSet::new()).iter().filter_map(|e| component_type.get(*e)).collect()
}
pub fn by_height(&self, pos: &Pos, visibles: &ReadStorage<Visible>, ignore: &Entity) -> Vec<Entity> {
let mut entities: Vec<Entity> = self.cells
.get(&pos).unwrap_or(&HashSet::new())
.iter()
.cloned()
.filter(|e| e != ignore && visibles.contains(*e))
.collect();
entities.sort_by(|a, b|
visibles.get(*b).unwrap().height.partial_cmp(&visibles.get(*a).unwrap().height).unwrap()
);
entities
}
}
#[derive(Default)]
pub struct NewEntities {
pub to_build: Vec<(Pos, PreEntity)>,
pub encyclopedia: Encyclopedia
}
impl NewEntities {
pub fn new(encyclopedia: Encyclopedia) -> Self {
Self{
to_build: Vec::new(),
encyclopedia
}
}
pub fn create(&mut self, pos: Pos, template: Template) -> Result<()> {
let components = self.encyclopedia.construct(&template)?;
self.to_build.push((pos, components));
Ok(())
}
}
#[derive(Default)]
pub struct Players {
pub entities: HashMap<PlayerId, Entity>
}
#[derive(Default)]
pub struct Emigration {
pub emigrants: Vec<(PlayerId, RoomId, RoomPos)>
}
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