Consolidate helpers

common/script/src/content/helpers.js

@@ -1,13 +1,15 @@
+import {each, defaults} from 'lodash';
+import capitalize from 'lodash.capitalize';
+import camelCase from 'lodash.camelcase';
+
 require('coffee-script');
 import i18n from '../../../script/i18n.coffee';
 
-export function translator(string, vars) {
-  var func = function(lang) {
-    if (vars == null) {
-      vars = {
-        a: 'a'
-      };
-    }
+//----------------------------------------
+// Translator Helper
+//----------------------------------------
+export function translator(string, vars={a: 'a'}) {
+  let func = (lang) => {
     return i18n.t(string, vars, lang);
   };
 
@@ -16,3 +18,39 @@ export function translator(string, vars) {
   return func;
 };
 
+//----------------------------------------
+// Formatting Helper
+//----------------------------------------
+
+export function formatForTranslator(name) {
+  let camelCasedName = camelCase(name);
+  let capitalCamelCasedName = capitalize(camelCasedName);
+
+  return capitalCamelCasedName;
+}
+
+//----------------------------------------
+// Spell Helpers
+//----------------------------------------
+
+export function diminishingReturns(bonus, max, halfway=max/2) {
+  return max * (bonus / (bonus + halfway));
+};
+
+export function calculateBonus(value, stat, crit=1, stat_scale=0.5) {
+  return (value < 0 ? 1 : value + 1) + (stat * stat_scale * crit);
+};
+
+export function setSpellDefaults (className, spells) {
+  let capitalClassName = formatForTranslator(className);
+
+  each(spells, (spell, key) => {
+    let capitalSpellKey = formatForTranslator(key);
+    let spellDefaults = {
+      text: translator(`spell${capitalClassName}${capitalSpellKey}Text`),
+      notes: translator(`spell${capitalClassName}${capitalSpellKey}Notes`),
+    };
+
+    defaults(spell, spellDefaults);
+  });
+};