From 50e4530984a440e6fdceacb6538171df4c88ba39 Mon Sep 17 00:00:00 2001
From: Max Bradbury <max@tinybird.info>
Date: Sun, 26 Jul 2020 12:07:00 +0100
Subject: [PATCH] new game::find_tile_with_animation function

---
 src/game.rs | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/game.rs b/src/game.rs
index c232b41..519668b 100644
--- a/src/game.rs
+++ b/src/game.rs
@@ -662,6 +662,10 @@ impl Game {
         None
     }
 
+    pub fn find_tile_with_animation(&self, animation: &Vec<Image>) -> Option<&Tile> {
+        self.tiles.iter().find(|&tile| &tile.animation_frames == animation)
+    }
+
     /// adds a palette safely and returns the ID
     pub fn add_palette(&mut self, mut palette: Palette) -> String {
         let new_id = try_id(&self.palette_ids(), &palette.id);
@@ -1036,4 +1040,22 @@ mod test {
 
         assert_eq!(game.tiles, vec![crate::mock::tile_default(), tile_a, tile_b]);
     }
+
+    #[test]
+    fn find_tile_with_animation() {
+        let game = crate::mock::game_default();
+        let animation = vec![Image { pixels: vec![
+            1, 1, 1, 1, 1, 1, 1, 1,
+            1, 0, 0, 0, 0, 0, 0, 1,
+            1, 0, 0, 0, 0, 0, 0, 1,
+            1, 0, 0, 1, 1, 0, 0, 1,
+            1, 0, 0, 1, 1, 0, 0, 1,
+            1, 0, 0, 0, 0, 0, 0, 1,
+            1, 0, 0, 0, 0, 0, 0, 1,
+            1, 1, 1, 1, 1, 1, 1, 1,
+        ]}];
+        let output = game.find_tile_with_animation(&animation);
+        let expected = Some(&game.tiles[0]);
+        assert_eq!(output, expected);
+    }
 }