From 806840d947c5f4fa0e18f46a077aabfafab995a5 Mon Sep 17 00:00:00 2001
From: Doc <Doctor_Luigi@aol.com>
Date: Tue, 19 Mar 2024 12:55:02 +0100
Subject: [PATCH] Check if url flag is valid

---
 main.go | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/main.go b/main.go
index cdc311b..55d4bbc 100644
--- a/main.go
+++ b/main.go
@@ -3,12 +3,13 @@ package main
 import (
 	"encoding/json"
 	"flag"
+	"fmt"
 	"io"
 	"log"
 	"net/http"
 	"os"
-	"strings"
 	"strconv"
+	"strings"
 )
 
 func main ()  {
@@ -23,6 +24,13 @@ func main ()  {
 	
 	flag.Parse()
 	
+	// Check if flags are valid
+	if *url == "" {
+		fmt.Println("no thread URL provided")
+		fmt.Println("use the -u=<Thread URL> flag to provid URL")
+		os.Exit(1)
+	}
+
 	// Getting the boardname
 	board := strings.Split(*url, "/")[3]