1 files changed, 79 insertions, 3 deletions
diff --git a/resources/js/formula.js b/resources/js/formula.js
index 7223cb8..f28ce2d 100644
--- a/resources/js/formula.js
+++ b/resources/js/formula.js
@@ -95,13 +95,89 @@ function calculateAwardedExperience (opposingMonster, participants) {
 /**
  * @param {Monster} opposingMonster
  *
- * @returns {number[]}
+ * @returns {number}
  */
 function calculateAwardedMoney (opposingMonster) {
   let money = opposingMonster.level * opposingMonster.moneyModifier;
 
-  const baseDecimalDiff = 2 - DB.currencies.map[Memory.state.Settings.currency].decimals;
-  money = money * Math.pow(10, baseDecimalDiff);
+  money = convertToCurrencyBase(money);
 
   return money;
 }
+
+/**
+ * @param {Monster} playerMonster
+ * @param {Monster} opposingMonster
+ * @param {Item} ball
+ *
+ * @returns {boolean}
+ */
+function checkCapture (playerMonster, opposingMonster, ball) {
+  const MAX_CATCH_RATE = 255;
+  const MAX_ATTEMPT_RATE = 65536;
+  const ATTEMPT_CONSTANT = 524325;
+
+  // status effect
+  let STATUS_MODIFER = 1.0;
+  if (opposingMonster.statusEffect && opposingMonster.statusEffect.category === 'negative') {
+    STATUS_MODIFER = 1.2;
+  }
+
+  // ball
+  let BALL_MODIFIER = 1.0;
+  if (ball.slug === 'tuxeball_wood') {
+    if (opposingMonster.types.includes(ElementType.wood)) {
+      BALL_MODIFIER = 1.5
+    } else {
+      BALL_MODIFIER = 0.2;
+    }
+  }
+  else if (ball.slug === 'tuxeball_fire') {
+    if (opposingMonster.types.includes(ElementType.fire)) {
+      BALL_MODIFIER = 1.5
+    } else {
+      BALL_MODIFIER = 0.2;
+    }
+  }
+  else if (ball.slug === 'tuxeball_earth') {
+    if (opposingMonster.types.includes(ElementType.earth)) {
+      BALL_MODIFIER = 1.5
+    } else {
+      BALL_MODIFIER = 0.2;
+    }
+  }
+  else if (ball.slug === 'tuxeball_metal') {
+    if (opposingMonster.types.includes(ElementType.metal)) {
+      BALL_MODIFIER = 1.5
+    } else {
+      BALL_MODIFIER = 0.2;
+    }
+  }
+  else if (ball.slug === 'tuxeball_water') {
+    if (opposingMonster.types.includes(ElementType.water)) {
+      BALL_MODIFIER = 1.5
+    } else {
+      BALL_MODIFIER = 0.2;
+    }
+  }
+
+  // calculate
+  const catchCheck = Math.max(
+    (3 * opposingMonster.hp - 2 * playerMonster.hp)
+    * opposingMonster.catch_rate
+    * STATUS_MODIFER
+    * BALL_MODIFIER
+    / (3 * opposingMonster.hp),
+    1
+  );
+
+  let attemptCheck = ATTEMPT_CONSTANT / (
+    Math.sqrt(Math.sqrt(MAX_CATCH_RATE / catchCheck)) * 8
+  )
+
+  const catchResistance = Math.random() * (opposingMonster.upper_catch_resistance - opposingMonster.lower_catch_resistance) + opposingMonster.lower_catch_resistance;
+
+  attemptCheck = attemptCheck * catchResistance;
+
+  return Math.random() * MAX_ATTEMPT_RATE > Math.round(attemptCheck);
+}