feat: Adding configurable url,port,endpoint using flags

cmd/main.go

@@ -1,14 +1,28 @@
 package main
 
 import (
+	"flag"
+	"fmt"
 	"log"
 
 	pkg "github.com/codescalersinternships/Datetime-client-RawanMostafa/pkg"
 )
 
 func main() {
+
+	var port int
+	flag.IntVar(&port, "port", 0, "Specifies the port")
+
+	var url string
+	flag.StringVar(&url, "url", "", "Specifies the base url")
+
+	var endpoint string
+	flag.StringVar(&endpoint, "endpoint", "", "Specifies the endpoint")
+
+	flag.Parse()
+
 	c := pkg.CreateClient()
-	resp, err := pkg.SendRequest(c, "8080")
+	resp, err := pkg.SendRequest(c, url, endpoint, fmt.Sprint(port))
 	if err != nil {
 		log.Fatal(err)
 	}

pkg/callers.go

@@ -21,8 +21,8 @@ func ReadBody(resp *http.Response) (string, error) {
 	return string(body), nil
 }
 
-func SendRequest(c http.Client, port string) (*http.Response, error) {
-	resp, err := c.Get("http://localhost:" + port + "/datetime")
+func SendRequest(c http.Client, baseUrl string, endpoint string, port string) (*http.Response, error) {
+	resp, err := c.Get(baseUrl + ":" + port + endpoint)
 	if err != nil {
 		return nil, fmt.Errorf("error in sending request: %v", err)
 	}