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use specs::{
WriteStorage,
ReadStorage,
Entities,
Read,
System,
Join
};
use crate::{
components::{Health, AttackInbox, AttackMessage, Moved, Entered, Trap, Position},
resources::Ground
};
pub struct Trapping;
impl <'a> System<'a> for Trapping {
type SystemData = (
Entities<'a>,
WriteStorage<'a, AttackInbox>,
ReadStorage<'a, Health>,
ReadStorage<'a, Moved>,
ReadStorage<'a, Entered>,
ReadStorage<'a, Trap>,
ReadStorage<'a, Position>,
Read<'a, Ground>
);
fn run(&mut self, (entities, mut victims, healths, moves, entereds, traps, positions, ground): Self::SystemData) {
for (entity, _entered, trap, position) in (&entities, &entereds, &traps, &positions).join() {
for ent in ground.cells.get(&position.pos).unwrap(){
if ent != &entity && moves.contains(*ent) && healths.contains(*ent) {
AttackInbox::add_message(&mut victims, *ent, AttackMessage{typ: trap.attack.clone(), attacker: Some(entity)});
}
}
}
}
}
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