1 files changed, 28 insertions, 0 deletions
diff --git a/data_analyser/utils.py b/data_analyser/utils.py
new file mode 100644
index 0000000..115c216
--- /dev/null
+++ b/data_analyser/utils.py
@@ -0,0 +1,28 @@
+from components.subscriptions.main import Subscription
+from components.subscriptions.typing import SubsDict
+from components.videos import VideoTuple
+from components.ytdlp import obtain_vid_info
+
+from pymongo.collection import Collection
+
+def analyse_video(vid_tuple: VideoTuple) -> VideoTuple:
+    info = obtain_vid_info(vid_tuple.link)
+    return vid_tuple._replace(analysed=True, duration_string=info["duration_string"])
+
+def analyse_subscription(sub: Subscription) -> bool:
+    updated = False
+    for i, vid in enumerate(sub.videos):
+        if not vid.analysed:
+            sub.videos[i] = analyse_video(vid)
+            updated = True
+    return updated
+
+def analyse_collection(subs_collection: Collection[SubsDict]) -> int:
+    num_updated = 0
+    for sub_dict in subs_collection.find():
+        sub = Subscription(**sub_dict)
+        sub._collection = subs_collection
+        if analyse_subscription(sub):
+            sub.update_videos()
+            num_updated += 1
+    return num_updated