Can now add to vector, still practicing channels

golangr/goroutines/2.go

@@ -3,6 +3,7 @@ package main
 import (
 	"fmt"
 	"strconv"
+	"time"
 )
 
 var numsToSum []int
@@ -13,24 +14,49 @@ func getAverage() {
 
 }
 
+func addToVec(num int, c chan int) {
+	numsToSum = append(numsToSum, num)
+}
+
 func statusMSG() {
 	fmt.Printf("Current numbers: %v\n", numsToSum)
 	fmt.Println("[1] Add number")
 	fmt.Println("[2] Calculate average")
+	fmt.Println("[3] Exit")
 }
 
-func fun2() {
-	clear()
-	statusMSG()
+func getChoice2() {
 	strchoice2 := scanLine()
 	choice2, err = strconv.Atoi(strchoice2)
 	catchErr(err)
+}
 
+func getNumToAdd() (num int) {
+	fmt.Printf("Select your number: ")
+	strnum := scanLine()
+	num, err = strconv.Atoi(strnum)
+	return num
+}
+
+func fun2() {
+	c := make(chan int)
 looper:
 	for {
+		clear()
+		statusMSG()
+		fmt.Printf("Choice: ")
+		getChoice2()
+
 		switch choice2 {
 		// TODO: Add options to add numbers to array and then to calcluate them later
 		case 1:
+			numToAdd := getNumToAdd()
+			addToVec(numToAdd, c)
+			fmt.Printf("Succesfully added %v to the array\n", numToAdd)
+			time.Sleep(time.Second)
+		case 2:
+			getAverage()
+		case 3:
 			break looper
 		}
 	}