From 0b98b964bd552905555d04515f8a32ac5d331354 Mon Sep 17 00:00:00 2001
From: Renge <renge@marmot.website>
Date: Wed, 6 Apr 2022 22:11:52 -0400
Subject: [PATCH] feat: add helper function in RMG

---
 src/shattered_sword/Tools/RandomMapGenerator.ts | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/shattered_sword/Tools/RandomMapGenerator.ts b/src/shattered_sword/Tools/RandomMapGenerator.ts
index 2db58b9..50df099 100644
--- a/src/shattered_sword/Tools/RandomMapGenerator.ts
+++ b/src/shattered_sword/Tools/RandomMapGenerator.ts
@@ -176,6 +176,19 @@ export default class RandomMapGenerator {
         return Facing.DOWN;
     }
 
+    private getOppositeFacing(facing: Facing): Facing {
+        switch (facing) {
+            case Facing.LEFT:
+                return Facing.RIGHT;
+            case Facing.RIGHT:
+                return Facing.LEFT;
+            case Facing.UP:
+                return Facing.DOWN;
+            case Facing.DOWN:
+                return Facing.UP;
+        }
+    }
+
     private getRandomRoom(value: number, facing: Facing): RoomTemplate {
         let array = this.getRoomArray(facing), weight = this.getRoomWeight(facing);