Fix all the things

.gitignore

@@ -1,2 +1,5 @@
 .idea/
 qrcode-bulk
+
+*.txt
+qrcodes/

main.go

@@ -12,7 +12,7 @@ import (
 )
 
 func handleErr(format string, args ...interface{}) {
-	fmt.Printf(format, args)
+	fmt.Printf(format, args...)
 	os.Exit(1)
 }
 
@@ -34,7 +34,7 @@ func main() {
 	if err != nil {
 		handleErr("Could not get current dir: %s", err)
 	}
-	if workingDir == "" {
+	if workingDir == "" || workingDir == "\n" || workingDir == "\n\r" {
 		workingDir = cwd
 	}
 
@@ -44,12 +44,12 @@ func main() {
 	}
 
 	// 2. Get Files
-	files, err := filepath.Glob(path.Join(workingDir, "*.txt"))
+	files, err := filepath.Glob(workingDir + "/*.txt")
 	if err != nil {
 		handleErr("Could not get files: %s", err)
 	}
 
-	fmt.Printf("Generating %d QR Codes...\n\r", len(files))
+	fmt.Printf("Generating %d QR Codes from files in %s...\n\r", len(files), workingDir)
 
 	for _, file := range files {
 		f, err := os.Open(file)
@@ -59,12 +59,12 @@ func main() {
 		if !strings.HasSuffix(f.Name(), ".txt") {
 			continue
 		}
-		content, err := ioutil.ReadFile(path.Join(workingDir, f.Name()))
+		content, err := ioutil.ReadFile(file)
 		if err != nil {
 			handleErr("Could not open file '%s': %s", f.Name(), err)
 		}
 		// 3. Generate QR-Codes and save
-		err = qrcode.WriteFile(string(content), qrcode.High, 1024, path.Join(outPath, strings.TrimSuffix(f.Name(), path.Ext(file))))
+		err = qrcode.WriteFile(string(content), qrcode.Low, 2048, path.Join(outPath, strings.TrimSuffix(path.Base(f.Name()), path.Ext(file)))+".png")
 		if err != nil {
 			handleErr("Could not create qr code for file '%s': %s", f.Name(), err)
 		}