Merge pull request #128 from vergecurrency/maximum-fraction-digits

Restrict the maximum of fraction digits 🧩
vergecurrency · Feb 10, 2019 · a6a3bbc · a6a3bbc
2 parents dc4c030 + 329f748
commit a6a3bbc
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Showing 3 changed files with 8 additions and 3 deletions.
diff --git a/VergeiOS/Components/UI/Inputs/CurrencyInput.swift b/VergeiOS/Components/UI/Inputs/CurrencyInput.swift
@@ -13,7 +13,7 @@ class CurrencyInput: UITextField {
     fileprivate let formatter: NumberFormatter = {
         let formatter = NumberFormatter()
         formatter.numberStyle = .currency
-        formatter.maximumFractionDigits = 8
+        formatter.maximumFractionDigits = Constants.maximumFractionDigits
 
         return formatter
     }()
@@ -54,7 +54,7 @@ class CurrencyInput: UITextField {
     }
 
     public func setAmount(_ amount: NSNumber) {
-        text = amount.toBlankCurrency(fractDigits: 8)
+        text = amount.toBlankCurrency(fractDigits: Constants.maximumFractionDigits)
 
         format()
     }

diff --git a/VergeiOS/Extensions/NSNumber+Currency.swift b/VergeiOS/Extensions/NSNumber+Currency.swift
@@ -38,7 +38,7 @@ extension NSNumber {
         var fractDigits = fractDigits
 
         if fractDigits == nil {
-            fractDigits = 8
+            fractDigits = Constants.maximumFractionDigits
 
             if self.doubleValue > 99 {
                 fractDigits = 6

diff --git a/VergeiOS/Utils/Constants.swift b/VergeiOS/Utils/Constants.swift
@@ -29,6 +29,11 @@ public struct Constants {
      * Confirmations needed to change the UI.
      */
     public static let confirmationsNeeded: Int = 1
+
+    /**
+     * The maximum of digits.
+     */
+    public static let maximumFractionDigits: Int = 6
 
 
     /**