Category details screen now sorted by new activity

data.py

@@ -237,3 +237,43 @@ class LinkData:
                     search_results.add(tuple(parent_record))
 
         return sorted(search_results, key=lambda x: x[0], reverse=True)
+
+    def list_category_details(self, selected_category: str) -> list:
+        """returns a sorted list of posts belonging to the specified category"""
+        links = []
+
+        for record in self.link_data:
+            category = record[4]
+            if category == selected_category:
+                postid = record[0]
+                userid = record[1]
+                timestamp = record[2]
+                parent_id = userid + "+" + str(timestamp)
+                description = record[6]
+
+                replies = [i for i in self.link_data if i[3] == parent_id]
+                new_replies = [i for i in replies if i[2] >= config.USER.lastlogin]
+                if replies:
+                    last_modified_timestamp = str(
+                        max(float(timestamp), max([float(i[2]) for i in replies if i[2]]))
+                    )
+                else:
+                    last_modified_timestamp = timestamp
+
+                has_new_replies = (
+                    True if new_replies or timestamp >= config.USER.lastlogin else False
+                )
+
+                links.append(
+                    {
+                        "postid": postid,
+                        "link_timestamp": timestamp,
+                        "link_author": userid,
+                        "reply_count": len(replies),
+                        "description": description,
+                        "has_new_replies": has_new_replies,
+                        "last_modified_timestamp": last_modified_timestamp,
+                    }
+                )
+
+        return sorted(links, key=lambda x: x["last_modified_timestamp"], reverse=True)

linkulator.py

@@ -69,22 +69,17 @@ def print_category_details(view_cat):
     out = ""
     link_count = 0
     thread_index = {}
+    category_details = LinkData.list_category_details(view_cat["name"])
 
-    for line in link_data:
-        if line[4] == view_cat["name"]:
-            link_count += 1
-            thread_index[link_count] = line[0]
-            parent_id = line[1] + "+" + str(line[2])
-            replies = [line for line in link_data if line[3] == parent_id]
-            new_replies = len(
-                [line for line in replies if line[2] >= config.USER.lastlogin]
-            )
-            desc = textwrap.shorten(line[6], width=desclen, placeholder="...")
-            newmarker = "*" if new_replies or line[2] >= config.USER.lastlogin else ""
-            _dt = datetime.fromtimestamp(float(line[2])).strftime("%Y-%m-%d")
-            out += " {:3d}  {:>10s}  {:<{namelen}s}  [{:3d}]  {:s}{}\n".format(
-                link_count, _dt, line[1], len(replies), desc, newmarker, namelen=namelen
-            )
+    for link in category_details:
+        link_count += 1
+        thread_index[link_count] = link["postid"]
+        desc = textwrap.shorten(link["description"], width=desclen, placeholder="...")
+        newmarker = "*" if link["last_modified_timestamp"] >= config.USER.lastlogin else ""
+        _dt = datetime.fromtimestamp(float(link["link_timestamp"])).strftime("%Y-%m-%d")
+        out += " {:3d}  {:>10s}  {:<{namelen}s}  [{:3d}]  {:s}{}\n".format(
+            link_count, _dt, link["link_author"], link["reply_count"], desc, newmarker, namelen=namelen
+        )
 
     if len(out) > 0:
         print(header)
@@ -274,7 +269,7 @@ def is_valid_input(entry: str) -> bool:
     return True
 
 def is_correct_category(entry: str) -> bool:
-    """Make sure the user purposefully created a new category and not by 
+    """Make sure the user purposefully created a new category and not by
     accident (mistyped, tried to use category number instead of name)"""
     if entry not in [ record["name"] for record in categories ]:
         question = "Do you want to create a new category '{}'? Y/[N]".format(entry)