From 00d3d759acb064214c94d1d91eab0a3a9498d018 Mon Sep 17 00:00:00 2001
From: ekzyis <ekzyis@ekzyis.com>
Date: Sun, 17 Mar 2024 21:16:21 +0000
Subject: [PATCH] Add link to chart

* Added SQL file to export CSV
* Updated plot.py to close figures due to RuntimeWarning shown
* hnbot now includes link to chart in comment
* charts are generated and copied to files.ekzyis.com using a cronjob
---
 cron.sh             | 10 ++++++++++
 hacker_news.csv.sql |  7 +++++++
 plot.py             |  3 +++
 sn.go               |  3 ++-
 4 files changed, 22 insertions(+), 1 deletion(-)
 create mode 100644 cron.sh
 create mode 100644 hacker_news.csv.sql

diff --git a/cron.sh b/cron.sh
new file mode 100644
index 0000000..6055043
--- /dev/null
+++ b/cron.sh
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+set -xe
+
+cd /home/ekzyis/hnbot
+sqlite3 hnbot.sqlite3 < hacker_news.csv.sql
+venv/bin/python plot.py
+mv hn_*.png plots/
+rsync plots/* vps:/var/www/files/public/hn/
+
diff --git a/hacker_news.csv.sql b/hacker_news.csv.sql
new file mode 100644
index 0000000..1ff8bd8
--- /dev/null
+++ b/hacker_news.csv.sql
@@ -0,0 +1,7 @@
+.headers on
+.mode csv
+.output hacker_news.csv
+SELECT id, created_at, time, title, url, author, ndescendants, score, rank
+FROM hn_items
+WHERE id IN (SELECT hn_id FROM sn_items)
+ORDER BY id, created_at DESC;
diff --git a/plot.py b/plot.py
index 0d4e8bc..4a5f3ca 100644
--- a/plot.py
+++ b/plot.py
@@ -58,3 +58,6 @@ for [hn_id], group in grouped:
 
     plt.tight_layout()
     plt.savefig(f'hn_{hn_id}.png')
+    plt.close()
+
+    print(f'Saved hn_{hn_id}.png')
diff --git a/sn.go b/sn.go
index b47ef91..d1ee6e7 100644
--- a/sn.go
+++ b/sn.go
@@ -84,7 +84,8 @@ func PostStoryToStackerNews(story *Story, options PostStoryOptions) (int, error)
 	SendStackerNewsEmbedToDiscord(story.Title, parentId)
 
 	comment := fmt.Sprintf(
-		"This link was posted by [%s](%s) %s on [HN](%s). It received %d points and %d comments.",
+		"This link was posted by [%s](%s) %s on [HN](%s). It received %d points and %d comments.\n\n"+
+			fmt.Sprintf("https://files.ekzyis.com/public/hn/hn_%d.png", story.ID),
 		story.By,
 		HackerNewsUserLink(story.By),
 		humanize.Time(time.Unix(int64(story.Time), 0)),