Error handling refactor and 500 page/message templates

src/routes/admin.rs

@@ -4,7 +4,12 @@ mod logout;
 mod newsletters;
 mod posts;
 
-use crate::routes::error_chain_fmt;
+use crate::{
+    authentication::AuthenticatedUser,
+    routes::{AppError, error_chain_fmt},
+    session_state::TypedSession,
+};
+use axum::{extract::Request, middleware::Next, response::Response};
 pub use change_password::*;
 pub use dashboard::*;
 pub use logout::*;
@@ -30,3 +35,28 @@ impl std::fmt::Debug for AdminError {
         error_chain_fmt(self, f)
     }
 }
+
+pub async fn require_auth(
+    session: TypedSession,
+    mut request: Request,
+    next: Next,
+) -> Result<Response, AppError> {
+    let user_id = session
+        .get_user_id()
+        .await
+        .map_err(|e| AdminError::UnexpectedError(e.into()))?
+        .ok_or(AdminError::NotAuthenticated)?;
+    let username = session
+        .get_username()
+        .await
+        .map_err(|e| AdminError::UnexpectedError(e.into()))?
+        .ok_or(AdminError::UnexpectedError(anyhow::anyhow!(
+            "Could not find username in session."
+        )))?;
+
+    request
+        .extensions_mut()
+        .insert(AuthenticatedUser { user_id, username });
+
+    Ok(next.run(request).await)
+}