From 4e99b774925001119577b2738d6e2a816efe5b8b Mon Sep 17 00:00:00 2001
From: Dylan De Faoite <dylanseandefaoite@gmail.com>
Date: Wed, 4 Mar 2026 20:03:48 +0000
Subject: [PATCH] fix(db): missing post ID in db schema

Caused surprisingly little errors. It only broke the interaction graph.
---
 server/analysis/interactional.py | 4 ++--
 server/core/datasets.py          | 4 +++-
 server/db/schema.sql             | 2 ++
 3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/server/analysis/interactional.py b/server/analysis/interactional.py
index 5c8ac3d..864980d 100644
--- a/server/analysis/interactional.py
+++ b/server/analysis/interactional.py
@@ -127,8 +127,8 @@ class InteractionAnalysis:
     def interaction_graph(self, df: pd.DataFrame):
         interactions = {a: {} for a in df["author"].dropna().unique()}
 
-        # reply_to refers to the comment id, this allows us to map comment ids to usernames
-        id_to_author = df.set_index("id")["author"].to_dict()
+        # reply_to refers to the comment id, this allows us to map comment/post ids to usernames
+        id_to_author = df.set_index("post_id")["author"].to_dict()
 
         for _, row in df.iterrows():
             a = row["author"]
diff --git a/server/core/datasets.py b/server/core/datasets.py
index 2f0e35f..e7ee717 100644
--- a/server/core/datasets.py
+++ b/server/core/datasets.py
@@ -52,6 +52,7 @@ class DatasetManager:
         query = """
             INSERT INTO events (
                 dataset_id,
+                post_id,
                 type,
                 parent_id,
                 author,
@@ -78,13 +79,14 @@ class DatasetManager:
                 %s, %s, %s, %s, %s,
                 %s, %s, %s, %s, %s,
                 %s, %s, %s, %s, %s,
-                %s
+                %s, %s
             )
         """
 
         values = [
             (
                 dataset_id,
+                row["id"],
                 row["type"],
                 row["parent_id"],
                 row["author"],
diff --git a/server/db/schema.sql b/server/db/schema.sql
index 5379a95..051a396 100644
--- a/server/db/schema.sql
+++ b/server/db/schema.sql
@@ -30,6 +30,8 @@ CREATE TABLE events (
     /* Required Fields */
     id SERIAL PRIMARY KEY,
     dataset_id INTEGER NOT NULL,
+
+    post_id VARCHAR(255) NOT NULL,
     type VARCHAR(255) NOT NULL,
 
     author VARCHAR(255) NOT NULL,