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use std::collections::HashSet;
use specs::{
Entities,
ReadStorage,
WriteStorage,
System,
Join,
Read
};
use crate::components::{
Controller,
Position,
Attacked,
Fighter,
Health
};
use crate::controls::{Control};
use crate::resources::{Ground};
pub struct Fight;
impl <'a> System<'a> for Fight {
type SystemData = (
Entities<'a>,
ReadStorage<'a, Controller>,
WriteStorage<'a, Position>,
Read<'a, Ground>,
WriteStorage<'a, Attacked>,
ReadStorage<'a, Fighter>,
ReadStorage<'a, Health>
);
fn run(&mut self, (entities, controllers, positions, ground, mut attacked, fighters, healths): Self::SystemData) {
for (entity, controller, position, fighter) in (&entities, &controllers, &positions, &fighters).join(){
match &controller.0 {
Control::Attack(directions) => {
for direction in directions {
for ent in ground.cells.get(&(position.pos + direction.to_position())).unwrap_or(&HashSet::new()) {
if healths.contains(*ent) && *ent != entity {
Attacked::add_attack(&mut attacked, *ent, fighter.attack.clone());
break;
}
}
}
}
_ => {}
}
}
}
}
|
