1 files changed, 33 insertions, 0 deletions
diff --git a/src/error.rs b/src/error.rs
new file mode 100644
index 0000000..8b4bb6d
--- /dev/null
+++ b/src/error.rs
@@ -0,0 +1,33 @@
+use axum::{
+    http::StatusCode,
+    response::{IntoResponse, Response},
+};
+
+pub enum AppError {
+    BadRequest,
+    Conflict,
+    Database(sqlx::Error),
+}
+
+impl From<sqlx::Error> for AppError {
+    fn from(e: sqlx::Error) -> Self {
+        match e {
+            sqlx::Error::Database(e) if e.is_unique_violation() => AppError::Conflict,
+            e => AppError::Database(e),
+        }
+    }
+}
+
+impl IntoResponse for AppError {
+    fn into_response(self) -> Response {
+        match self {
+            AppError::BadRequest => StatusCode::BAD_REQUEST,
+            AppError::Conflict => StatusCode::CONFLICT,
+            AppError::Database(e) => {
+                tracing::error!("database error: {e}");
+                StatusCode::INTERNAL_SERVER_ERROR
+            }
+        }
+        .into_response()
+    }
+}