From 017cb596535230b0940811e2478a2188af8034a3 Mon Sep 17 00:00:00 2001
From: Joakim Soderlund <joakim.soderlund@gmail.com>
Date: Wed, 11 Dec 2024 15:58:12 +0100
Subject: [PATCH] TEMPORARY COMMIT - DO NOT MERGE

---
 fimfarchive/commands/__init__.py |  2 ++
 fimfarchive/commands/check.py    | 62 ++++++++++++++++++++++++++++++++
 fimfarchive/commands/root.py     |  2 ++
 3 files changed, 66 insertions(+)
 create mode 100644 fimfarchive/commands/check.py

diff --git a/fimfarchive/commands/__init__.py b/fimfarchive/commands/__init__.py
index 47e813d..2bdc9b4 100644
--- a/fimfarchive/commands/__init__.py
+++ b/fimfarchive/commands/__init__.py
@@ -24,6 +24,7 @@
 
 from .base import Command
 from .build import BuildCommand
+from .check import CheckCommand
 from .root import RootCommand
 from .update import UpdateCommand
 
@@ -32,5 +33,6 @@
     'Command',
     'RootCommand',
     'BuildCommand',
+    'CheckCommand',
     'UpdateCommand',
 )
diff --git a/fimfarchive/commands/check.py b/fimfarchive/commands/check.py
new file mode 100644
index 0000000..a69f713
--- /dev/null
+++ b/fimfarchive/commands/check.py
@@ -0,0 +1,62 @@
+"""
+Check command.
+"""
+
+
+#
+# Fimfarchive, preserves stories from Fimfiction.
+# Copyright (C) 2024  Joakim Soderlund
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+
+from argparse import ArgumentParser
+from io import BytesIO
+from zipfile import ZipFile
+
+from fimfarchive.fetchers import FimfarchiveFetcher
+from fimfarchive.utils import tqdm
+
+from .base import Command
+
+
+class CheckCommand(Command):
+    """
+    Checks archive and story integrity.
+    """
+
+    @property
+    def parser(self) -> ArgumentParser:
+        """
+        Returns a command line arguments parser.
+        """
+        parser = ArgumentParser(prog='', description=self.__doc__)
+        parser.add_argument('archive', help="file to check")
+
+        return parser
+
+    def __call__(self, *args: str) -> int:
+        opts = self.parser.parse_args(args)
+        fetcher = FimfarchiveFetcher(opts.archive)
+
+        if fetcher.archive.testzip() is not None:
+            exit("Invalid CRC: Archive")
+
+        for story in tqdm(fetcher, leave=True):
+            with ZipFile(BytesIO(story.data)) as zobj:
+                if zobj.testzip() is not None:
+                    exit(f"Invalid CRC: {story.key}")
+
+        return 0
diff --git a/fimfarchive/commands/root.py b/fimfarchive/commands/root.py
index cf92524..74efa8b 100644
--- a/fimfarchive/commands/root.py
+++ b/fimfarchive/commands/root.py
@@ -26,6 +26,7 @@
 
 from .base import Command
 from .build import BuildCommand
+from .check import CheckCommand
 from .update import UpdateCommand
 
 
@@ -40,6 +41,7 @@ class RootCommand(Command):
     """
     commands: Dict[str, Type[Command]] = {
         'build': BuildCommand,
+        'check': CheckCommand,
         'update': UpdateCommand,
     }