rewrite in nim

makefile

@@ -1,2 +1 @@
-all:
-	gcc quadratic.c -lm -Wall -O3 -o "quadratic"
+

quadratic-tui.sh

@@ -1,27 +0,0 @@
-#!/bin/sh
-
-ARG_A=$(whiptail --inputbox "Please enter the value for \"a\":" 10 50 --title "Quadratic Calculator" 3>&1 1>&2 2>&3)
-                                                                        
-exitstatus=$?
-if [  $exitstatus != 0 ]; then
-echo "User cancelled input."
-exit
-fi
-
-ARG_B=$(whiptail --inputbox "Please enter the value for \"b\":" 10 50 --title "Quadratic Calculator" 3>&1 1>&2 2>&3)
-                                                                        
-exitstatus=$?
-if [  $exitstatus != 0 ]; then
-echo "User cancelled input."
-exit
-fi
-
-ARG_C=$(whiptail --inputbox "Please enter the value for \"c\":" 10 50 --title "Quadratic Calculator" 3>&1 1>&2 2>&3)
-                                                                        
-exitstatus=$?
-if [  $exitstatus != 0 ]; then
-echo "User cancelled input."
-exit
-fi
-
-quadratic $ARG_A $ARG_B $ARG_C

quadratic.c

@@ -1,42 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include <string.h>
-
-int main(int num_arg, char **args)
-{
-    double num_A, num_B, num_C;
-
-    if (num_arg <= 1)
-    {
-        system("/bin/sh /home/linux/Documents/Projects/quadratic/quadratic-tui.sh"); //! need a better solution
-    }
-    else
-    {
-        num_A = atof(args[1]);
-        num_B = atof(args[2]);
-        num_C = atof(args[3]);
-
-        double radical = pow(num_B, 2) + (-4 * num_A * num_C);
-
-        if (radical < 0.0)
-        {
-            // roots are complex
-            double real_part = (-num_B) / (2 * num_A);
-            double imaginary_part = sqrt(radical * -1.0) / (2 * num_A);
-
-            printf("%g+%gi %g-%gi\n", real_part, imaginary_part, real_part, imaginary_part);
-        }
-        else
-        {
-            // roots are real
-            double numerator_1 = (-num_B) + sqrt(radical);
-            double numerator_2 = (-num_B) - sqrt(radical);
-            double zero_1_ptr = numerator_1 / (2 * num_A);
-            double zero_2_ptr = numerator_2 / (2 * num_A);
-
-            printf("%g\t %g\n", zero_1_ptr, zero_2_ptr);
-        };
-    };
-    return 0;
-};

quadratic.nim

@@ -0,0 +1,27 @@
+import os, math, strutils, strformat
+
+var num_a, num_b, num_c: float
+
+if paramCount() >= 3:
+    num_a = parseFloat(paramStr(1))
+    num_b = parseFloat(paramStr(2))
+    num_c = parseFloat(paramStr(3))
+# else:
+# launch ui  to get numbers
+
+let radical: float = num_b^2 + (-4 * num_a * num_c)
+
+if radical < 0:
+    # complex roots
+    let real_part: float = -num_b / (2 * num_a)
+    let imaginary_part: float = sqrt(radical * -1) / (2 * num_a)
+    
+    echo &"{real_part}+{imaginary_part}\t{real_part}-{imaginary_part}"
+else:
+    # real roots
+    let numrator_1: float = -num_b + sqrt(radical)
+    let numrator_2: float = -num_b - sqrt(radical)
+    let solution_1: float = numrator_1 / (2 * num_a)
+    let solution_2: float = numrator_2 / (2 * num_a)
+
+    echo &"{solution_1}\t{solution_2}"