fix update status of DLC

app/app.py

@@ -153,12 +153,26 @@ def get_all_titles():
             title.update(library_status)
             title['title_id_name'] = title['name']
         if title['type'] == APP_TYPE_DLC:
+            dlc_has_latest_version = None
             all_dlc_existing_versions = get_all_dlc_existing_versions(title['app_id'])
 
-            if title['version'] == all_dlc_existing_versions[-1]:
-                title['has_latest_version'] = True
+            if all_dlc_existing_versions is not None and len(all_dlc_existing_versions):
+                if title['version'] == all_dlc_existing_versions[-1]:
+                    dlc_has_latest_version = True
+                else:
+                    dlc_has_latest_version = False
+
             else:
-                title['has_latest_version'] = False
+                app_id_version_from_versions_txt = get_app_id_version_from_versions_txt(title['app_id'])
+                if app_id_version_from_versions_txt is not None:
+                    if title['version'] == int(app_id_version_from_versions_txt):
+                        dlc_has_latest_version = True
+                    else:
+                        dlc_has_latest_version = False
+
+
+            if dlc_has_latest_version is not None:
+                title['has_latest_version'] = dlc_has_latest_version
 
             titleid_info = get_game_info(title['title_id'])
             title['title_id_name'] = titleid_info['name']

app/titles.py

@@ -99,6 +99,7 @@ def load_titledb(app_settings):
     global cnmts_db
     global titles_db
     global versions_db
+    global versions_txt_db
     with open(os.path.join(TITLEDB_DIR, 'cnmts.json')) as f:
         cnmts_db = json.load(f)
 
@@ -108,6 +109,13 @@ def load_titledb(app_settings):
     with open(os.path.join(TITLEDB_DIR, 'versions.json')) as f:
         versions_db = json.load(f)
 
+    versions_txt_db = {}
+    with open(os.path.join(TITLEDB_DIR, 'versions.txt')) as f:
+        for line in f:
+            line_strip = line.rstrip("\n")
+            app_id, rightsId, version = line_strip.split('|')
+            versions_txt_db[app_id] = version
+
 def identify_file_from_filename(filename):
     version = get_version_from_filename(filename)
     if version is None:
@@ -225,11 +233,18 @@ def get_all_dlc_existing_versions(app_id):
     app_id = app_id.lower()
     if app_id in cnmts_db:
         versions_from_cnmts_db = cnmts_db[app_id].keys()
-        return sorted(versions_from_cnmts_db)
+        if len(versions_from_cnmts_db):
+            return sorted(versions_from_cnmts_db)
+        else:
+            print(f'No keys in cnmts.json for DLC app ID: {app_id.upper()}')
+            return None
     else:
         print(f'DLC app ID not in cnmts.json: {app_id.upper()}')
         return None
 
+def get_app_id_version_from_versions_txt(app_id):
+        return versions_txt_db.get(app_id, None)
+
 def get_all_existing_dlc(title_id):
     title_id = title_id.lower()
     dlcs = []