devplacepy/content.py

@@ -360,6 +360,37 @@ def create_comment_record(
                     comment_url,
                 )
 
+    if target_type == "post":
+        posts_table = get_table("posts")
+        post_record = posts_table.find_one(uid=target_uid)
+        if not post_record:
+            post_record = posts_table.find_one(slug=target_uid)
+
+        commenter_uids = set()
+        for c in get_table("comments").find(
+            target_type="post", target_uid=target_uid, deleted_at=None
+        ):
+            commenter_uids.add(c["user_uid"])
+
+        commenter_uids.discard(user["uid"])
+        if post_record:
+            commenter_uids.discard(post_record["user_uid"])
+        if parent_uid:
+            parent_comment = get_table("comments").find_one(
+                uid=parent_uid, deleted_at=None
+            )
+            if parent_comment and parent_comment["user_uid"] != user["uid"]:
+                commenter_uids.discard(parent_comment["user_uid"])
+
+        for commenter_uid in commenter_uids:
+            create_notification(
+                commenter_uid,
+                "thread_comment",
+                f"{user['username']} also commented on a post you commented on",
+                user["uid"],
+                comment_url,
+            )
+
     create_mention_notifications(content, user["uid"], comment_url)
     schedule_correction(user, "comments", comment_uid, request)
     schedule_modification(user, "comments", comment_uid, request)

devplacepy/database/notifications.py

@@ -19,6 +19,7 @@ NOTIFICATION_TYPES = [
     {"key": "harvest_stolen", "label": "Farm raids", "description": "Someone steals a ready build from your Code Farm"},
     {"key": "award", "label": "Awards", "description": "Someone gives you an award on your profile"},
     {"key": "system", "label": "System alerts", "description": "Platform infrastructure alerts (e.g. the AI gateway going down)"},
+    {"key": "thread_comment", "label": "Thread comments", "description": "Someone else comments on a post you commented on"},
 ]
 
 

tests/e2e/notifications/index.py

@@ -384,6 +384,66 @@ def test_comment_notification_on_post(app_server, browser, seeded_db):
     ctx_b.close()
 
 
+def test_thread_comment_notification(app_server, browser, seeded_db):
+    from tests.conftest import login_user
+
+    ctx_a = browser.new_context(viewport={"width": 1400, "height": 900})
+    ctx_b = browser.new_context(viewport={"width": 1400, "height": 900})
+    pa = ctx_a.new_page()
+    pb = ctx_b.new_page()
+    pa.set_default_timeout(15000)
+    pb.set_default_timeout(15000)
+
+    login_user(pa, seeded_db["alice"])
+    login_user(pb, seeded_db["bob"])
+
+    pa.goto(f"{BASE_URL}/feed", wait_until="domcontentloaded")
+    pa.locator(".feed-fab").first.wait_for(state="visible", timeout=10000)
+    pa.locator(".feed-fab").first.click()
+    pa.fill("#post-content", "Post for thread comment notification test")
+    pa.locator("#create-post-modal button.btn-primary:has-text('Post')").click()
+    pa.wait_for_url("**/posts/*", timeout=10000, wait_until="domcontentloaded")
+    post_url = pa.url
+
+    pb.goto(post_url, wait_until="domcontentloaded")
+    pb.wait_for_timeout(1000)
+    comment_textarea = pb.locator("form.comment-form textarea[name='content']").first
+    comment_textarea.wait_for(state="visible", timeout=10000)
+    comment_textarea.fill("Bob's top-level comment")
+    pb.locator("button.comment-form-submit").first.click()
+    pb.wait_for_timeout(1500)
+
+    pb_body = pb.locator("body").text_content()
+    assert "Internal Server Error" not in pb_body, f"Bob got 500: {pb_body[:300]}"
+
+    pa.goto(post_url, wait_until="domcontentloaded")
+    pa.wait_for_timeout(1000)
+    comment_textarea = pa.locator("form.comment-form textarea[name='content']").first
+    comment_textarea.wait_for(state="visible", timeout=10000)
+    comment_textarea.fill("Alice also comments on her own post")
+    pa.locator("button.comment-form-submit").first.click()
+    pa.wait_for_timeout(1500)
+
+    pa_body = pa.locator("body").text_content()
+    assert "Internal Server Error" not in pa_body, f"Alice got 500: {pa_body[:300]}"
+
+    pb.goto(f"{BASE_URL}/notifications", wait_until="domcontentloaded")
+    pb.wait_for_timeout(2000)
+    body = pb.locator("body").text_content()
+    assert "Internal Server Error" not in body, (
+        f"Got 500 error on notifications: {body[:500]}"
+    )
+    assert "alice_test" in body, (
+        f"Expected 'alice_test' in notifications, got: {body[:500]}"
+    )
+    assert "also commented" in body, (
+        f"Expected 'also commented' in notifications, got: {body[:500]}"
+    )
+
+    ctx_a.close()
+    ctx_b.close()
+
+
 def test_follow_notification(app_server, browser, seeded_db):
     from tests.conftest import login_user