From 5bbbaa19e2b1780654dd40277ecd04ad93433b17 Mon Sep 17 00:00:00 2001
From: En Yi <en.yi@tutanota.com>
Date: Wed, 5 Jul 2023 23:20:16 +0800
Subject: [PATCH] Fix ladder not switching to one_way solid

---
 scenes/game_systems.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/scenes/game_systems.c b/scenes/game_systems.c
index 153910b..2a23836 100644
--- a/scenes/game_systems.c
+++ b/scenes/game_systems.c
@@ -42,6 +42,7 @@ typedef struct CollideEntity {
 
 void change_a_tile(TileGrid_t* tilemap, unsigned int tile_idx, TileType_t new_type)
 {
+    TileType_t last_type = tilemap->tiles[tile_idx].tile_type;
     tilemap->tiles[tile_idx].tile_type = new_type;
 
     switch (new_type)
@@ -78,6 +79,16 @@ void change_a_tile(TileGrid_t* tilemap, unsigned int tile_idx, TileType_t new_ty
         break;
     }
 
+    if (last_type == LADDER && new_type != LADDER)
+    {
+        int down_tile = tile_idx + tilemap->width;
+        if (down_tile < tilemap->n_tiles && tilemap->tiles[down_tile].tile_type == LADDER)
+        {
+            tilemap->tiles[down_tile].solid = ONE_WAY;
+        }
+
+    }
+
     if (new_type == SPIKES)
     {
         // Priority: Down, Up, Left, Right