add archive to keep databases permanently stored in an archive folder

src/logic/backup.py

@@ -2,7 +2,7 @@ import os
 import sys
 import shutil
 from src import config
-
+import datetime
 
 class Backup:
     def __init__(self):
@@ -11,6 +11,15 @@ class Backup:
         self.backup = False
         if not os.path.exists(config.database.backupLocation):
             os.makedirs(config.database.backupLocation)
+        backupPath = config.database.backupLocation
+        # create an archive path based on the backuppath, one level up with a new folder called archive
+        # example: backuppath = /home/user/backup
+        # result: archivepath = /home/user/archive
+        self.archivePath = os.path.join(os.path.dirname(backupPath), "archive")
+        # check if the archive path exists, if not create it
+        if not os.path.exists(self.archivePath):
+            os.makedirs(self.archivePath)
+
         if config.database.do_backup == True:
             self.checkpaths()
         config.database.do_backup = self.backup
@@ -20,6 +29,17 @@ class Backup:
             self.backup = True
 
     def createBackup(self):
+        if os.path.exists(self.archivePath):
+            # copy the active database to the archive path, add _[date]
+            day = datetime.datetime.now().strftime("%Y%m%d%H%M%S")
+            # copy the active database to the archive path, add _[date]
+            shutil.copy(
+                self.source_path,
+                os.path.join(
+                    self.archivePath, config.database.name + "_" + day + ".archive"
+                ),
+            )
+
         if self.backup:
             if os.path.exists(self.source_path):
                 if os.path.exists(self.backup_path):