wip

src/lib.rs

@@ -76,16 +76,21 @@ pub fn load_game(game_data: String) -> String {
     let result = Game::from(game_data);
 
     match result {
-        Ok((game, _errs)) => {
+        Ok((game, errors)) => {
             let palette_id = game.palette_ids()[0].clone();
+            let game_name = game.name.clone();
+            let errors: Vec<String> = errors.iter().map(|err| format!("{}", err)).collect();
+
             state.game    = Some(game);
             state.palette = SelectedPalette::Existing { id: palette_id };
-            format!("Loaded game")
-        },
+
+            format!("Loaded game: {}. Errors: {}", game_name, errors.join(", "))
+        }
         _ => {
             state.game    = None;
             state.palette = SelectedPalette::None;
-            format!("{}", result.err().unwrap())
+
+            format!("Error: {}", result.err().unwrap())
         }
     }
 }
@@ -167,18 +172,20 @@ pub fn get_palettes() -> String {
 
     let mut palette_objects = json::JsonValue::new_array();
 
-    for palette in &state.game.as_ref().unwrap().palettes {
-        let mut object = json::JsonValue::new_object();
+    if state.game.is_some() {
+        for palette in &state.game.as_ref().unwrap().palettes {
+            let mut object = json::JsonValue::new_object();
 
-        object.insert("id", palette.id.clone()).unwrap();
+            object.insert("id", palette.id.clone()).unwrap();
 
-        object.insert(
-            "name",
-            palette.name.clone().unwrap_or(
-                format!("Palette {}", palette.id))
-        ).unwrap();
+            object.insert(
+                "name",
+                palette.name.clone().unwrap_or(
+                    format!("Palette {}", palette.id))
+            ).unwrap();
 
-        palette_objects.push(object).unwrap();
+            palette_objects.push(object).unwrap();
+        }
     }
 
     json::stringify(palette_objects)
@@ -392,4 +399,16 @@ mod test {
         // todo what? why are extraneous pixels appearing in the output tiles?
         assert_eq!(output(), include_str!("test-resources/expected.bitsy"));
     }
+
+    #[test]
+    fn palettes() {
+        load_default_game();
+
+        assert_eq!(crate::get_palettes(), "[{\"id\":\"0\",\"name\":\"blueprint\"}]");
+    }
+
+    #[test]
+    fn no_palettes() {
+        assert_eq!(crate::get_palettes(), "[]");
+    }
 }