add amount saved

2024-08-02 23:48:01 +00:00 · 2024-08-02 23:48:01 +00:00 · dc7f3c54ca
parent d48892751d
commit dc7f3c54ca
1 changed files with 2 additions and 1 deletions
--- a/app/src/main/java/quest/faraday/tip_calculator/MainActivity.kt
+++ b/app/src/main/java/quest/faraday/tip_calculator/MainActivity.kt
@ -29,7 +29,8 @@ class MainActivity : AppCompatActivity() {
 			val tax = BigDecimal(binding.taxEdit.text.toString())
 			val gratuityCoeff = BigDecimal(binding.gratuityEdit.text.toString())
 			val tip = gratuityCoeff * subtotal
-			displayMessage("Tip: $${tip}\nTotal: $${subtotal+tax+tip}")
+			val saved = gratuityCoeff * (subtotal + tax) - tip
+			displayMessage("Tip: $${tip}\nTotal: $${subtotal+tax+tip}\nYou saved: $${saved}")
 		} catch (e: NumberFormatException) {
 			displayMessage("Invalid number format")
 		}