players can now go to different rooms

2 files changed, 38 insertions, 0 deletions

diff --git a/src/systems/migrate.rs b/src/systems/migrate.rs
new file mode 100644
index 0000000..aecffd0
--- /dev/null
+++ b/src/systems/migrate.rs
@@ -0,0 +1,37 @@
+
+use specs::{
+	ReadStorage,
+	Read,
+	Write,
+	System,
+	Join
+};
+
+use crate::components::{Player, Position, Moved, RoomExit};
+use crate::resources::{Emigration, Ground};
+
+
+pub struct Migrate;
+impl <'a> System<'a> for Migrate {
+	type SystemData = (
+		Write<'a, Emigration>,
+		Read<'a, Ground>,
+		ReadStorage<'a, Player>,
+		ReadStorage<'a, Position>,
+		ReadStorage<'a, Moved>,
+		ReadStorage<'a, RoomExit>,
+		
+	);
+	fn run(&mut self, (mut emigration, ground, players, positions, moved, exits): Self::SystemData) {
+	
+		for (player, position, _moved) in (&players, &positions, &moved).join() {
+			for ent in ground.cells.get(&position.pos).unwrap() {
+				if let Some(exit) = exits.get(*ent) {
+					emigration.emigrants.push((player.id.clone(), exit.destination.clone()));
+					break;
+				}
+			}
+		}
+	}
+}
+
diff --git a/src/systems/mod.rs b/src/systems/mod.rs
index 7e75706..68de813 100644
--- a/src/systems/mod.rs
+++ b/src/systems/mod.rs
@@ -6,3 +6,4 @@ pub mod view;
 pub mod remove;
 pub mod create;
 pub mod take;
+pub mod migrate;