rewrite remove duplicates to retain tracks with highest bitrate

+ bump fuzzy search cutoff to 90
+ remove unicodes from fuzzy search texts

app/serializer.py

@@ -1,55 +1,54 @@
-from datetime import datetime
+from datetime import datetime, timezone
 
 
 def date_string_to_time_passed(prev_date: str) -> str:
     """
     Converts a date string to time passed. eg. 2 minutes ago, 1 hour ago, yesterday, 2 days ago, 2 weeks ago, etc.
     """
-
-    now = datetime.now()
-    then = datetime.strptime(prev_date, "%Y-%m-%d %H:%M:%S")
+    now = datetime.now(timezone.utc)
+    then = datetime.strptime(prev_date, "%Y-%m-%d %H:%M:%S").replace(
+        tzinfo=timezone.utc
+    )
 
     diff = now - then
-    days = diff.days
+    seconds = diff.total_seconds()
 
-    if days < 0:
+    if seconds < 0:
         return "in the future"
 
-    if days == 0:
-        seconds = diff.seconds
+    if seconds < 15:
+        return "now"
 
-        if seconds < 15:
-            return "now"
+    if seconds < 60:
+        return f"{int(seconds)} seconds ago"
 
-        if seconds < 60:
-            return str(seconds) + " seconds ago"
+    if seconds < 3600:
+        return f"{int(seconds // 60)} minutes ago"
 
-        if seconds < 3600:
-            return str(seconds // 60) + " minutes ago"
+    if seconds < 86400:
+        return f"{int(seconds // 3600)} hours ago"
 
-        return str(seconds // 3600) + " hours ago"
+    days = diff.days
 
     if days == 1:
         return "yesterday"
 
     if days < 7:
-        return str(days) + " days ago"
+        return f"{days} days ago"
+
+    if days < 14:
+        return "1 week ago"
 
     if days < 30:
-        if days < 14:
-            return "1 week ago"
+        return f"{int(days // 7)} weeks ago"
+
+    if days < 60:
+        return "1 month ago"
 
-        return str(days // 7) + " weeks ago"
     if days < 365:
-        if days < 60:
-            return "1 month ago"
+        return f"{int(days // 30)} months ago"
 
-        return str(days // 30) + " months ago"
-    if days > 365:
-        if days < 730:
-            return "1 year ago"
-
-        return str(days // 365) + " years ago"
-
-    return "I honestly don't know"
+    if days < 730:
+        return "1 year ago"
 
+    return f"{int(days // 365)} years ago"