feat: add backup admin cmd

bchat/modules/admin/__init__.py

@@ -1,10 +1,12 @@
 
+from .dev import H_DEV
 from .misc import H_MISC
 from .sendall import H_SENDALL_CONV
 from .shop import H_SHOP
 
 HANDLERS_ADMIN = [
     *H_MISC,
     *H_SHOP,
+    *H_DEV,
     H_SENDALL_CONV
 ]

bchat/modules/admin/dev.py

@@ -0,0 +1,28 @@
+
+import logging
+
+from deps import require_admin
+from settings import DATABASE_PATH
+from telegram import Update
+from telegram.ext import CommandHandler, ContextTypes
+
+Ctx = ContextTypes.DEFAULT_TYPE
+
+
+MAX_FILE_SIZE = 50 * 1024 * 1024
+
+
+@require_admin
+async def backup(update: Update, ctx: Ctx):
+    msg = update.effective_message
+
+    if DATABASE_PATH.stat().st_size < 50 * 1024 * 10:
+        await msg.reply_document(DATABASE_PATH, caption='main db')
+        logging.info('a backup was made')
+    else:
+        await msg.reply_text('main db is too big ❌')
+
+
+H_DEV = [
+    CommandHandler(['backup'], backup)
+]

bchat/modules/admin/misc.py

@@ -102,6 +102,7 @@ async def help_cmd(update: Update, ctx: Ctx):
         '/help -> for this message\n'
         '/stats -> user count\n\n'
         '/update_db -> only for developer\n'
+        '/backup -> get backup of database\n\n'
         '/sendall -> send a message to all users\n'
         '/seen_all -> seen all of your directs\n\n'
         '/charge_codes -> get unused codes\n'