feat: highlight available tile placements

1 files changed, 8 insertions, 1 deletions

diff --git a/src/main.c b/src/main.c
index 4f60ba1..170ffea 100644
--- a/src/main.c
+++ b/src/main.c
@@ -49,8 +49,15 @@ int main() {
         board_preview[i].feature = board[i].feature;
         board_preview[i].structure_group = board[i].structure_group;
       }
-      place_tile(tile, translate_coordinate(position), board_preview, 1);
 
+      /* highlight available placements */
+      for (int k = 0; k < BOARD_WIDTH * BOARD_WIDTH; k++) {
+        if (is_allowed_placement(tile, translate_coordinate(k), board)) {
+          board_preview[translate_coordinate(k)].feature = PREVIEW_AVAILABLE;
+        }
+      }
+
+      place_tile(tile, translate_coordinate(position), board_preview, 1);
       int is_allowed = is_allowed_placement(tile, translate_coordinate(position), board);
 
       if (is_allowed) wattron(board_win, COLOR_PAIR(2));