From 7c631abbc607468e6796a1d47aa7d9da48d6340e Mon Sep 17 00:00:00 2001
From: fxqnlr <felixquinn03@gmail.com>
Date: Tue, 2 Jul 2024 14:54:55 +0200
Subject: Closes #27. Give more useful error responses and logs

---
 src/error.rs | 51 +++++++++++++++++++++++++++------------------------
 1 file changed, 27 insertions(+), 24 deletions(-)

(limited to 'src/error.rs')

diff --git a/src/error.rs b/src/error.rs
index b8a078b..1b4be19 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -1,13 +1,12 @@
-use ::ipnetwork::IpNetworkError;
-use axum::http::header::ToStrError;
+use ipnetwork::IpNetworkError;
 use axum::http::StatusCode;
 use axum::response::{IntoResponse, Response};
 use axum::Json;
 use mac_address::MacParseError;
 use serde_json::json;
-use utoipa::ToSchema;
 use std::io;
 use tracing::{error, warn};
+use utoipa::ToSchema;
 
 #[derive(Debug, thiserror::Error, ToSchema)]
 pub enum Error {
@@ -23,12 +22,6 @@ pub enum Error {
         source: std::num::ParseIntError,
     },
 
-    #[error("header parse: {source}")]
-    ParseHeader {
-        #[from]
-        source: ToStrError,
-    },
-
     #[error("string parse: {source}")]
     IpParse {
         #[from]
@@ -55,6 +48,15 @@ impl IntoResponse for Error {
     fn into_response(self) -> Response {
         let (status, error_message) = match self {
             Self::Json { source } => {
+                // !THIS REALLY SHOULD NOT HAPPEN!:
+                // Json file has to had been tampered with by an external force
+                error!("{source}");
+                (StatusCode::INTERNAL_SERVER_ERROR, "Server Error")
+            }
+            Self::ParseInt { source } => {
+                // !THIS REALLY SHOULD NOT HAPPEN!:
+                // Mac Address `&str` can't be converted to hex, which should be impossible trough
+                // `MacAddress` type-check on device registration and edit
                 error!("{source}");
                 (StatusCode::INTERNAL_SERVER_ERROR, "Server Error")
             }
@@ -67,25 +69,26 @@ impl IntoResponse for Error {
                     (StatusCode::INTERNAL_SERVER_ERROR, "Server Error")
                 }
             }
-            Self::ParseHeader { source } => {
-                error!("{source}");
-                (StatusCode::INTERNAL_SERVER_ERROR, "Server Error")
-            }
-            Self::ParseInt { source } => {
-                error!("{source}");
-                (StatusCode::INTERNAL_SERVER_ERROR, "Server Error")
-            }
             Self::MacParse { source } => {
-                error!("{source}");
-                (StatusCode::INTERNAL_SERVER_ERROR, "Server Error")
+                warn!("{source}");
+                (
+                    StatusCode::INTERNAL_SERVER_ERROR,
+                    "The given MAC-Address couldn't be parsed",
+                )
             }
             Self::IpParse { source } => {
-                error!("{source}");
-                (StatusCode::INTERNAL_SERVER_ERROR, "Server Error")
-            },
+                warn!("{source}");
+                (
+                    StatusCode::INTERNAL_SERVER_ERROR,
+                    "The given IP-Address couldn't be parsed",
+                )
+            }
             Self::NoIpOnPing => {
-                error!("Ping requested but no ip given");
-                (StatusCode::BAD_REQUEST, "No Ip saved for requested device, but device started")
+                warn!("Ping requested but no ip given");
+                (
+                    StatusCode::BAD_REQUEST,
+                    "No IP saved for device, ping can't be executed. Device may be started anyway",
+                )
             }
         };
         let body = Json(json!({
-- 
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