players can get damage from traps

1 files changed, 46 insertions, 0 deletions

diff --git a/src/systems/trapping.rs b/src/systems/trapping.rs
new file mode 100644
index 0000000..144cd94
--- /dev/null
+++ b/src/systems/trapping.rs
@@ -0,0 +1,46 @@
+
+use specs::{
+	WriteStorage,
+	ReadStorage,
+	Entities,
+	Read,
+	System,
+	Join
+};
+
+use crate::{
+	components::{Health, Attacked, Moved, Entered, Trap, Position},
+	resources::Ground
+};
+
+
+pub struct Trapping;
+impl <'a> System<'a> for Trapping {
+	type SystemData = (
+		Entities<'a>,
+		WriteStorage<'a, Attacked>,
+		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) {
+					victims
+						.entry(*ent)
+						.unwrap()
+						.or_insert_with(Attacked::default)
+						.attacks
+						.push(trap.attack.clone());
+					
+				}
+			}
+		}
+	}
+}
+