From c58d3d6fd0a4b9d9117e7e33f39353f63ea12216 Mon Sep 17 00:00:00 2001
From: Ivan Reshetnikov <ordinarydev@protonmail.com>
Date: Sat, 3 Dec 2022 19:49:57 +0500
Subject: [PATCH] Add "backup" command (#1)

---
 histd.py  | 27 +++++++++++++++++++++++++--
 readme.md |  7 +++----
 2 files changed, 28 insertions(+), 6 deletions(-)

diff --git a/histd.py b/histd.py
index abfb3ca..9218b00 100755
--- a/histd.py
+++ b/histd.py
@@ -2,12 +2,19 @@
 from datetime import date
 import os
 import subprocess
+import sys
 
 
 def main():
     base_dir = get_base_dir()
     today = date.today()
-    edit_note(base_dir, today)
+
+    if len(sys.argv) == 1:
+        edit_note(base_dir, today)
+    elif sys.argv[1] == "backup":
+        backup(base_dir, today)
+    else:
+        print('Command not found')
 
 
 def get_base_dir() -> str:
@@ -22,7 +29,7 @@ def get_base_dir() -> str:
     return base_dir
 
 
-def edit_note(base_dir: str, note_date: date):
+def edit_note(base_dir: str, note_date):
     """
     Creates the required directories and opens a text editor
     so that the user can describe the day.
@@ -46,5 +53,21 @@ def edit_note(base_dir: str, note_date: date):
         print("Your editor returned non-zero exit code")
 
 
+def backup(base_dir: str, current_date):
+    """
+    Creates an archive with all notes
+    """
+    date_str = f'{current_date.year}-{current_date.month:02}-{current_date.day:02}'
+    archive_path = os.path.expanduser(f"~/histd-{date_str}.tar.xz")
+    cmd = ["tar", "cfJ", archive_path, "."]
+    try:
+        subprocess.run(cmd, check=True, cwd=base_dir)
+        print(f'Saved to {archive_path}')
+    except FileNotFoundError:
+        print("Error: I can't find tar program")
+    except subprocess.CalledProcessError:
+        print("Archiver returned non-zero exit code")
+
+
 if __name__ == '__main__':
     main()
diff --git a/readme.md b/readme.md
index a9c2d93..d8dc2d6 100644
--- a/readme.md
+++ b/readme.md
@@ -34,10 +34,9 @@ sudo curl -o /usr/local/bin/histd "https://raw.githubusercontent.com/ordinary-de
 To create a new note, you can simply type `histd` in the terminal.
 
 ## Backup
-To create an archive of all notes, run the following commands:
-```sh
-cd ~/.local/share
-tar -cJf histd.tar.xz histd
+To create an archive of all notes, run the following command:
+```bash
+histd backup
 ```
 
 ## Merge all notes