From 28b1b195cb137338fa27129a719c7e8ae7ab028f Mon Sep 17 00:00:00 2001
From: fdlt3817 <can.hacioglu@lt.hs-fulda.de>
Date: Fri, 10 Feb 2023 15:41:34 +0100
Subject: [PATCH] Refactoring: optimize saving request

---
 src/interestCalculator.c | 32 +++++++++++++++++---------------
 1 file changed, 17 insertions(+), 15 deletions(-)

diff --git a/src/interestCalculator.c b/src/interestCalculator.c
index b2e5462..a458947 100644
--- a/src/interestCalculator.c
+++ b/src/interestCalculator.c
@@ -23,29 +23,31 @@ void troubleshoot(int errorCode){
     }
 }
 
-void askForSavingGoal(float principalAmount, float accInterestPerYear){
+void askForSavingGoal(float principalAmount, float accInterestPerYear) {
     char c;
     float goal;
     float timeForGoal;
-    printf("\nWould you like to set a saving goal? [y] yes [any] no");
-    scanf(" %c",&c);
-    
-    if(c=='y'||c=='Y'){
-        printf("\nPlease enter your goal amount in €:");
-        scanf("%f",&goal);
-        if(goal>=principalAmount){
-            timeForGoal=(goal-principalAmount)/accInterestPerYear;
-            printf("\nIn %.1f years you will reach your goal of %f.\n", timeForGoal, goal);
-        }else{
-            troubleshoot(4);
-            return;
-        }
-    }else{
+
+    printf("\nWould you like to set a saving goal? [y/n]: ");
+    scanf(" %c", &c);
+
+    if (c != 'y' && c != 'Y') {
+        return;
+    }
+
+    printf("\nPlease enter your goal amount in €: ");
+    scanf("%f", &goal);
+
+    if (goal < principalAmount) {
+        troubleshoot(4);
         return;
     }
 
+    timeForGoal = (goal - principalAmount) / accInterestPerYear;
+    printf("\nIn %.1f years you will reach your goal of %.2f.\n", timeForGoal, goal);
 }
 
+
 float initiateInterest(float principalAmount, float interest, float time){
     return principalAmount*(1+(interest*time));
 }