From 0649393e9383ad67e3e40fb5beaf8a7f1b9b84fd Mon Sep 17 00:00:00 2001
From: fdai7782 <jatin.saroay1@informatik.hs-fulda.de>
Date: Thu, 1 Feb 2024 12:03:47 +0000
Subject: [PATCH] Added calculator modes functionality

---
 src/main/c/main_taschenrechner.c | 28 ++++++++++++++++++++++++++++
 src/main/c/taschenrechner.h      |  2 ++
 2 files changed, 30 insertions(+)

diff --git a/src/main/c/main_taschenrechner.c b/src/main/c/main_taschenrechner.c
index 74668c7..d4549dc 100644
--- a/src/main/c/main_taschenrechner.c
+++ b/src/main/c/main_taschenrechner.c
@@ -20,3 +20,31 @@ int multiply(int a, int b) {
 int divide(int a, int b) {
     return a / b;
 }
+
+int mode(int userChoice){
+
+    switch(userChoice) {
+
+        case 1:return 1; // Basic mode
+        break;
+
+        case 2:return 2; // Scientific mode (Trigonomertic functions, Logarithm and exponential functions.)
+        break;
+
+        case 3:return 3; // Graph mode (Draw and visualize functions.)
+        break;
+
+        case 4:return 4; // Programming mode (Binary , octal and hexadecimal )
+        break;
+
+        case 5:return 5; // Unit converter mode (length, weight volume etc.)
+        break;
+
+        case 0: return 0; // printf("Exiting the calculator.\n");
+        break;
+        
+        default: return -1; // printf("Invalid choice. Please try again.\n");
+
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/c/taschenrechner.h b/src/main/c/taschenrechner.h
index 3147d9d..d410b22 100644
--- a/src/main/c/taschenrechner.h
+++ b/src/main/c/taschenrechner.h
@@ -9,4 +9,6 @@ int multiply(int a, int b);
 
 int divide(int a, int b);
 
+int mode(int userChoice);
+
 #endif // TASCHENRECHNER_H