[flatpak] fix: not displaying the updates size for Flatpak 1.2

CHANGELOG.md

@@ -8,6 +8,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Fixes
 - Flatpak
   - not displaying update components not associated with installed packages 
+  - not displaying the updates size for Flatpak 1.2
 
 - UI
   - upgrade summary: not displaying the icon type for some applications 

bauh/gems/flatpak/flatpak.py

@@ -399,10 +399,10 @@ def run(app_id: str):
 
 def map_update_download_size(app_ids: Iterable[str], installation: str, version: Version) -> Dict[str, int]:
     success, output = ProcessHandler().handle_simple(SimpleProcess(['flatpak', 'update', '--{}'.format(installation)]))
-    if version >= VERSION_1_5:
+    if version >= VERSION_1_2:
         res = {}
         p = re.compile(r'^\d+.\t')
-        p2 = re.compile(r'\s([0-9.?a-zA-Z]+)\s?')
+        p2 = re.compile(r'([0-9.?a-zA-Z]+\s?)')
         for l in output.split('\n'):
             if l:
                 line = l.strip()
@@ -420,11 +420,17 @@ def map_update_download_size(app_ids: Iterable[str], installation: str, version:
                             size_tuple = p2.findall(line_split[6])
 
                             if size_tuple:
-                                size = size_tuple[0].split('?')
+                                if version >= VERSION_1_5:
+                                    size = size_tuple[0].split('?')
 
-                                if size and len(size) > 1:
+                                    if size and len(size) > 1:
+                                        try:
+                                            res[related_id[0].strip()] = size_to_byte(float(size[0]), size[1].strip())
+                                        except:
+                                            traceback.print_exc()
+                                else:
                                     try:
-                                        res[related_id[0].strip()] = size_to_byte(float(size[0]), size[1])
+                                        res[related_id[0].strip()] = size_to_byte(float(size_tuple[0]), size_tuple[1].strip())
                                     except:
                                         traceback.print_exc()
         return res

tests/gems/flatpak/test_flatpak.py

@@ -0,0 +1,21 @@
+from unittest import TestCase
+from unittest.mock import patch, Mock
+
+from bauh import __app_name__
+from bauh.gems.flatpak import flatpak, VERSION_1_2
+
+
+class FlatpakTest(TestCase):
+
+    @patch(f'{__app_name__}.gems.flatpak.flatpak.ProcessHandler.handle_simple', return_value=(True, """
+    Looking for updates...
+    
+    \tID\tArch\tBranch\tRemote\tDownload
+    1.\t \torg.xpto.Xnote\tx86_64\tstable\tflathub\t< 4.3 MB
+    
+    """))
+    def test_map_update_download_size__for_flatpak_1_2(self, handle_simple: Mock):
+        download_size = flatpak.map_update_download_size(app_ids={'org.xpto.Xnote'}, installation='user', version=VERSION_1_2)
+        handle_simple.assert_called_once()
+
+        self.assertEqual({'org.xpto.Xnote': 4300000}, download_size)