feat: Making the game harder to 'beat'

public/js/engine/legacy.js

@@ -5,11 +5,27 @@
 import { modifiersFor } from './modifiers.js';
 import { createState, META_KEYS } from './state.js';
 
-/** Points a restart would grant right now (0 until the run is big enough). */
+/**
+ * How many points a lifetime production deserves in total. Diminishing returns
+ * (a power below 1) on EVERYTHING ever produced, not on a single run: each
+ * further point needs far more production than the last, so restarting more and
+ * more often cannot snowball.
+ */
+export function pointsFor(lifetimeProduced, ctx, mods) {
+  const { threshold, exponent } = ctx.rules.legacy;
+  if (!(lifetimeProduced >= threshold)) return 0;
+  return Math.floor((lifetimeProduced / threshold) ** exponent * mods.legacyGain);
+}
+
+/** Lifetime production at which the next point is earned (ignoring bonuses to point gains). */
+export function nextPointAt(state, ctx) {
+  const { threshold, exponent } = ctx.rules.legacy;
+  return threshold * (state.legacy.earned + 1) ** (1 / exponent);
+}
+
+/** Points a restart would grant right now (0 until the next point is within reach). */
 export function legacyGain(state, ctx, mods) {
-  const { threshold } = ctx.rules.legacy;
-  if (state.totalProduced < threshold) return 0;
-  return Math.floor(Math.sqrt(state.totalProduced / threshold) * mods.legacyGain);
+  return Math.max(0, pointsFor(state.lifetimeProduced, ctx, mods) - state.legacy.earned);
 }
 
 export function perkLevel(state, perk) {