From 45519743bd8fefff9b3af86090f9b583b5d7d07c Mon Sep 17 00:00:00 2001
From: "Christoph J. Scherr" <software@cscherr.de>
Date: Sun, 23 Mar 2025 13:58:06 +0100
Subject: [PATCH] feat: add useful error message for when the store manager
 cant be initialized

Refs: OPS-83
---
 senju/store_manager.py | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/senju/store_manager.py b/senju/store_manager.py
index e99b98e..5dd87d6 100644
--- a/senju/store_manager.py
+++ b/senju/store_manager.py
@@ -12,13 +12,25 @@ from senju.haiku import Haiku
 DEFAULT_DB_PATH: Path = Path("/var/lib/senju.json")
 
 
+class BadStoreManagerFileError(Exception):
+    def __init__(self, msg: str, * args: object) -> None:
+        self.msg = msg
+        super().__init__(*args)
+
+    def __str__(self) -> str:
+        return f"Store file is corrupted: {self.msg}"
+
+
 class StoreManager:
     __slots__ = "_db", "logger"
     _db: TinyDB
     logger: Logger
 
     def __init__(self, path_to_db: Path = DEFAULT_DB_PATH) -> None:
-        self._db = TinyDB(path_to_db)
+        try:
+            self._db = TinyDB(path_to_db)
+        except Exception as e:
+            raise BadStoreManagerFileError(f"{e}")
         self.logger = Logger(__name__)
 
     def _query(self, query: QueryImpl) -> list[dict]: