feat: stat generalzation

src/core/blitz/generateStats.ts

@@ -0,0 +1,29 @@
+import calculateWN8 from '../statistics/calculateWN8';
+import { AllStats } from './getAccountInfo';
+
+export type Stat = keyof ReturnType<typeof generateStats>;
+
+export const STAT_NAMES: Record<Stat, string> = {
+  battles: 'Battles',
+  winrate: 'Winrate',
+  wn8: 'WN8',
+  damage: 'Damage',
+};
+
+export function generateStats(s: AllStats, e?: AllStats) {
+  return {
+    battles: s.battles,
+    winrate: s.wins / s.battles,
+    wn8: e ? calculateWN8(e, s) : null,
+    damage: s.damage_dealt / s.battles,
+  };
+}
+
+export function prettifyStats(s: ReturnType<typeof generateStats>) {
+  return {
+    battles: `${s.battles}`,
+    winrate: `${(s.winrate * 100).toFixed(0)}%`,
+    wn8: s.wn8 ? s.wn8.toFixed(0) : '--',
+    damage: s.damage.toFixed(0),
+  } satisfies Record<Stat, string>;
+}