Detect if a repository should be initialized

This is better than trying to initialize it every time

src/restic_compose_backup/cli.py

@@ -54,15 +54,20 @@ def status(config, containers):
     logger.info("Status for compose project '%s'", containers.project_name)
     logger.info("Repository: '%s'", config.repository)
     logger.info("Backup currently running?: %s", containers.backup_process_running)
-    logger.info("%s Detected Config %s", "-" * 25, "-" * 25)
 
     if containers.stale_backup_process_containers:
         utils.remove_containers(containers.stale_backup_process_containers)
 
     # Check if repository is initialized with restic snapshots
-    if restic.snapshots(config.repository) != 0:
-        logger.info("Initializing repository")
-        restic.init_repo(config.repository)
+    if not restic.is_initialized(config.repository):
+        logger.info("Could not get repository info. Attempting to initialize it.")
+        result = restic.init_repo(config.repository)
+        if result == 0:
+            logger.info("Successfully initialized repository: %s", config.repository)
+        else:
+            logger.error("Failed to initialize repository")
+
+    logger.info("%s Detected Config %s", "-" * 25, "-" * 25)
 
     # Start making snapshots
     backup_containers = containers.containers_for_backup()

src/restic_compose_backup/restic.py

@@ -58,12 +58,23 @@ def backup_from_stdin(repository: str, filename: str, source_command: List[str])
 
 
 def snapshots(repository: str, last=True) -> Tuple[str, str]:
+    """Returns the stdout and stderr info"""
     args = ["snapshots"]
     if last:
         args.append('--last')
     return commands.run_capture_std(restic(repository, args))
 
 
+def is_initialized(repository: str) -> bool:
+    """
+    Checks if a repository is initialized using snapshots command.
+    Note that this cannot separate between uninitalized repo
+    and other errors, but this method is reccomended by the restic
+    community.
+    """
+    return commands.run(restic(repository, ["snapshots", '--last'])) == 0
+
+
 def forget(repository: str, daily: str, weekly: str, monthly: str, yearly: str):
     return commands.run(restic(repository, [
         'forget',