Show buildings left till achievement in tooltip #4

src/Cache/TillNextAchievement/IndividualAmountTillNextAchievement.js

@@ -0,0 +1,13 @@
+import BuyBuildingsBonusIncome from '../../Sim/SimulationEvents/BuyBuildingBonusIncome';
+import { SimAchievementsOwned } from '../../Sim/VariablesAndData';
+
+export default function IndividualAmountTillNextAchievement(building) {
+  const AchievementsAtStart = Game.AchievementsOwned;
+  for (let index = 0; index < 101; index++) {
+    BuyBuildingsBonusIncome(building, index);
+    if (SimAchievementsOwned > AchievementsAtStart) {
+      return index;
+    }
+  }
+  return 101;
+}