Fix door logic, off by 1 error

We were popping the door from the vector and then referencing it by it's
index which meant we'd always reference the WRONG door

2 files changed, 17 insertions, 1 deletions

diff --git a/maps/lvl5/dng.map b/maps/lvl5/dng.map
new file mode 100644
index 0000000..0ad94ca
--- /dev/null
+++ b/maps/lvl5/dng.map
@@ -0,0 +1,16 @@
+w w w w w w w w w 
+w 0 0 0 0 a 0 2 w
+w p 0 0 0 w w w w
+w 0 0 0 0 b 0 3 w
+w 0 0 0 0 w w w w
+w 0 0 0 0 c 0 4 w
+w 0 0 0 0 w w w w
+w 0 0 0 0 d 1 t w
+w 0 0 0 0 w w w w
+w 0 0 0 0 d 0 4 w
+w 0 0 0 0 w w w w
+w 0 0 0 0 a 0 t w
+w 0 0 0 0 w w w w
+w 0 0 0 0 w w w w
+w 0 0 0 0 0 0 1 w
+w w w w w w w w w
diff --git a/src/CApi.h b/src/CApi.h
index c6ffea3..9dbf4d9 100644
--- a/src/CApi.h
+++ b/src/CApi.h
@@ -236,9 +236,9 @@ static int c_open_door(lua_State *L) {
           can_open = true;
           // erase key
           lvl->heldKeys.erase(lvl->heldKeys.begin() + k);
-          lvl->doorPositions.erase(lvl->doorPositions.begin() + i);
           lvl->map[lvl->doorPositions[i].y][lvl->doorPositions[i].x] =
               BLANK_SPACE;
+          lvl->doorPositions.erase(lvl->doorPositions.begin() + i);
           break;
         }
       }