feat(backend): feed lists name, username and photo changes of people and chat renames, merged per day

backend/src/utils/read/feed.py

@@ -1,3 +1,4 @@
+import json
 from dataclasses import dataclass
 from datetime import UTC, datetime, timedelta
 from enum import StrEnum
@@ -24,7 +25,8 @@ _EPOCH = datetime(1970, 1, 1, tzinfo=UTC)
 _MICROSECOND = timedelta(microseconds=1)
 
 _ITEM_COLS = (
-    "id, kind, chat_id, chat_kind, message_id, message_date, at, since, message_count"
+    "id, kind, chat_id, chat_kind, message_id, message_date, at, since, "
+    "message_count, detail"
 )
 
 _VERSIONS = """
@@ -59,8 +61,10 @@ SET seen_at = greatest(feed_seen.seen_at, EXCLUDED.seen_at)
 
 class FeedKind(StrEnum):
     ALL = "all"
+    MESSAGES = "messages"
     DELETED = "deleted"
     EDITED = "edited"
+    PROFILE = "profile"
 
 
 class FeedChatKind(StrEnum):
@@ -91,8 +95,11 @@ def _where(
 ) -> tuple[str, list[object]]:
     params: list[object] = [account_id]
     clauses = ["account_id = $1"]
+    if feed.kind is FeedKind.MESSAGES:
+        clauses.append("kind <> 'profile'")
+    exact = feed.kind not in {FeedKind.ALL, FeedKind.MESSAGES}
     conditions = (
-        ("kind = {}", None if feed.kind is FeedKind.ALL else feed.kind.value),
+        ("kind = {}", feed.kind.value if exact else None),
         ("chat_id = {}", feed.chat_id),
         ("chat_kind = {}", feed.chat_kind.value if feed.chat_kind else None),
         ("at >= {}", feed.since),
@@ -153,7 +160,11 @@ async def _build_items(
     messages = await chats.get_messages_at(
         pool,
         account_id,
-        [(row["chat_id"], row["message_id"], row["message_date"]) for row in rows],
+        [
+            (row["chat_id"], row["message_id"], row["message_date"])
+            for row in rows
+            if row["kind"] != FeedKind.PROFILE
+        ],
     )
     versions = await _versions(pool, account_id, rows)
     chat_views = {
@@ -192,6 +203,7 @@ async def _build_items(
                 after=version["text"] if version else None,
                 has_before=bool(version and version["has_before"]),
                 edit_date=version["edit_date"] if version else None,
+                detail=json.loads(row["detail"]) if row["detail"] else None,
             )
         )
     return items
@@ -226,7 +238,9 @@ async def unseen(pool: asyncpg.Pool, account_id: int) -> FeedUnseen:
         "SELECT seen_at FROM feed_seen WHERE account_id = $1", account_id
     )
     counts = await pool.fetchrow(_UNSEEN, account_id, seen_at)
-    latest = await list_feed(pool, account_id, FeedFilter(), limit=1)
+    latest = await list_feed(
+        pool, account_id, FeedFilter(kind=FeedKind.MESSAGES), limit=1
+    )
     return FeedUnseen(
         count=counts["deleted"] + counts["edited"],
         deleted=counts["deleted"],