Update xsc.cpp

1 files changed, 25 insertions, 62 deletions

diff --git a/xsc.cpp b/xsc.cpp
index ddeea0a..a2a686e 100644
--- a/xsc.cpp
+++ b/xsc.cpp
@@ -3,21 +3,17 @@
 #include <cmath>
 using namespace std;
 
-void clear() {
-    // Clears the screen
-    system("clear");
-}
-void usage() {
+int usage() {
     // Prints usage message (help)
-    clear();
     system("figlet XSC | lolcat");
     cout << "\neXtremelySimpleCalculator usage:\n"
     << "`xsc --help` for help\n"
     << "`xsc <number> <(+|-|*|/|%|^)> <number>` for basic operation calculating\n"
     << "`xsc -r|--sqrt <number>` for square root calculation\n";
+    return 0;
 }
 
-int doOper(int n1, char opx[], int n2) {
+int doOperation(int n1, char opx[], int n2) {
     // Performs calculations, TODO: improve :)
     int result;
     switch (opx[1]) {
@@ -39,8 +35,6 @@ int doOper(int n1, char opx[], int n2) {
        case '^':
           result = pow(n1, n2);
           break;
-        case 'sqrt':
-          result = sqrt(n1);
        default:
           cout << "invalid operator!\n";
           break;
@@ -49,58 +43,27 @@ int doOper(int n1, char opx[], int n2) {
 }
 
 int main(int argc, char* argv[]) {
-    // Main handler
-    if (argc > 1) {
-        if (argv[1] == "--help" || argv[1] == "-h") {
-            usage();
-            return 0;
-        }
-        else if (argv[1] == "-r" || argv[1] == "--sqrt") {
-            if (argc > 2) {
-                int n1 = stoi(argv[2]);
-                int result =doOper(n1, argv[1], 0);
-                cout << n1 << " "  << argv[1] << " = " << result << "\n";
-                return 0;
-            }
-            else if (argc < 3) {
-                cout << "too many arguments!\n";
-                usage();
-                return 0;
-            }
-            else if (argc < 2) {
-                cout << "too few arguments!\n";
-                usage();
-                return 0;
-            }
-            else {
-                cout << "invalid argument!\n";
-                usage();
-                return 0;
-            }
-        }
-        else {
-            if (argc < 3) {
-                int n1 = stoi(argv[1]);
-                int n2 = stoi(argv[3]);
-                int result = doOper(n1, argv[2], n2);
-                cout << n1 << " "  << argv[1] << " " << n2 << " = " << result << "\n";
-                return 0;
-            }
-            else if (argc > 3) {
-                cout << "too many arguments!\n";
-                usage();
-                return 0;
-            }
-            else if (argc < 3) {
-                cout << "too few arguments!\ndid you want to calculate a square root? use --sqrt\n";
-                usage();
-                return 0;
-            }
-            else {
-                cout << "invalid argument; << " << argv[1] << " >> \n";
-                usage();
-                return 0;
-            }
-        }
+    // main::Calculations();
+    if (argv[1] == "-r" || argv[1] == "--sqrt") {
+        int result = sqrt(atoi(argv[2]));
+    }
+    else {
+        int result = doOperation(atoi(argv[1]), argv[2], atoi(argv[3]));
+    }
+
+    // main::Handling();
+    if (argv[1] == "--help" || argv[1] == "-h") {
+        usage();
+        return 0;
+    }
+    else if (argc > 4) {
+        cout << "too many arguments!\n";
+        usage();
+        return 1;
+    }
+    else if (argc < 2) {
+        cout << "not enough arguments!\n";
+        usage();
+        return 1;
     }
 }