feat: generalize render chars

packages/website-ue/src/core/tankopedia/renderCharacteristic.ts

@@ -0,0 +1,23 @@
+import type { CharacteristicOutput } from "./characteristics";
+import type { CharacteristicRenderConfig } from "./characteristicsOrder";
+
+export function renderCharacteristic(
+  characteristic: CharacteristicOutput,
+  config: CharacteristicRenderConfig
+): string | null {
+  if (characteristic === null) return null;
+
+  if (typeof characteristic === "number") {
+    if (Number.isFinite(characteristic)) {
+      if (config.decimals === undefined) {
+        return characteristic.toString();
+      }
+
+      return characteristic.toFixed(config.decimals);
+    }
+
+    return `${characteristic < 0 ? "-" : ""}∞`;
+  }
+
+  return characteristic.map((c) => renderCharacteristic(c, config)).join(", ");
+}