Support one-way routes

game_core/src/world/towns.rs

@@ -194,6 +194,7 @@ impl From<Vec<&EntityInstance>> for TownPaths {
 			let mut from_place = None;
 			let mut to_place = None;
 			let mut nodes: Vec<RouteNode> = Vec::new();
+			let mut is_one_way = false;
 
 			for field in &entity.field_instances {
 				match &*field.identifier {
@@ -213,6 +214,11 @@ impl From<Vec<&EntityInstance>> for TownPaths {
 							};
 						}
 					}
+					"one_way" => {
+						if let Some(Value::Bool(val)) = &field.value {
+							is_one_way = *val;
+						}
+					}
 					_ => {}
 				}
 			}
@@ -229,16 +235,19 @@ impl From<Vec<&EntityInstance>> for TownPaths {
 					},
 				);
 
-				let mut route_entry = routes.entry(to.clone()).or_insert_with(|| Destinations {
-					source: to.clone(),
-					routes: Default::default(),
-				});
-				route_entry.routes.insert(
-					from.clone(),
-					Route {
-						nodes: nodes.iter().rev().cloned().collect(),
-					},
-				);
+				if !is_one_way {
+					let mut route_entry =
+						routes.entry(to.clone()).or_insert_with(|| Destinations {
+							source: to.clone(),
+							routes: Default::default(),
+						});
+					route_entry.routes.insert(
+						from.clone(),
+						Route {
+							nodes: nodes.iter().rev().cloned().collect(),
+						},
+					);
+				}
 			}
 		}