Updated error response

main.go

@@ -46,6 +46,7 @@ func login(c *gin.Context) {
 	// get the username and password from the request
 	var userData loginInput
 	if err := c.BindJSON(&userData); err != nil {
+		c.IndentedJSON(http.StatusNotAcceptable, userData)
 		return
 	}
 	// check for user using given credentials
@@ -61,7 +62,7 @@ func login(c *gin.Context) {
 	}
 	if user.Password != userData.Password {
 		// user not real
-		c.IndentedJSON(http.StatusMethodNotAllowed, userData)
+		c.IndentedJSON(http.StatusNotAcceptable, userData)
 		return
 	} else {
 		// user is in