auth: Store error_code in Exception for flexibility

To allow for different error codes for the various exceptions, store the
error_code in the exception objects and retrieve it from there when generating
the response.

2 files changed, 4 insertions, 2 deletions

diff --git a/gn3/auth/authorisation/errors.py b/gn3/auth/authorisation/errors.py
index fa2d6b7..89c5983 100644
--- a/gn3/auth/authorisation/errors.py
+++ b/gn3/auth/authorisation/errors.py
@@ -6,6 +6,7 @@ class AuthorisationError(Exception):
 
     All exceptions in this package should inherit from this class.
     """
+    error_code: int = 500
 
 class UserRegistrationError(AuthorisationError):
     """Raised whenever a user registration fails"""
diff --git a/gn3/errors.py b/gn3/errors.py
index 01f917e..4d41dc3 100644
--- a/gn3/errors.py
+++ b/gn3/errors.py
@@ -1,14 +1,15 @@
 """Handle application level errors."""
-from flask import Flask, jsonify
+from flask import Flask, jsonify, current_app
 
 from gn3.auth.authorisation.errors import AuthorisationError
 
 def handle_authorisation_error(exc: AuthorisationError):
     """Handle AuthorisationError if not handled anywhere else."""
+    current_app.logger.error(exc)
     return jsonify({
         "error": type(exc).__name__,
         "error_description": " :: ".join(exc.args)
-    }), 500
+    }), exc.error_code
 
 def register_error_handlers(app: Flask):
     """Register application-level error handlers."""