added helpers

src/themes/Theme.ts

@@ -41,6 +41,20 @@ export type LoadedTheme = Record<
   size: number;
 };
 
+export const even = (...sprites: LazySprite[]): WeightedLazySprites[] => {
+  return sprites.map((sprite) => ({ weight: 0.5, sprite }));
+};
+
+export const mainWithSpecials = (
+  ...sprites: LazySprite[]
+): WeightedLazySprites[] => {
+  const [main, ...specials] = sprites;
+  return [
+    { weight: 1, sprite: main },
+    ...specials.map((sprite) => ({ weight: 0.05, sprite })),
+  ];
+};
+
 export const useTheme = (theme: Theme) => {
   const [loadedTheme, setLoadedTheme] = useState<LoadedTheme | undefined>(
     undefined,

src/themes/techies-dire.ts

@@ -1,17 +1,11 @@
-import type { Theme } from "./Theme";
+import { even, type Theme } from "./Theme";
 
 export const techiesDireTheme: Theme = {
   size: 32,
-  mine: [
-    {
-      weight: 0.5,
-      sprite: () => import("../assets/themes/techies/dire/mine-1.png"),
-    },
-    {
-      weight: 0.5,
-      sprite: () => import("../assets/themes/techies/dire/mine-2.png"),
-    },
-  ],
+  mine: even(
+    () => import("../assets/themes/techies/dire/mine-1.png"),
+    () => import("../assets/themes/techies/dire/mine-2.png"),
+  ),
   tile: () => import("../assets/themes/techies/dire/tile-1.png"),
   revealed: () => import("../assets/themes/techies/dire/revealed.png"),
   flag: () => import("../assets/themes/techies/flag.png"),