From f5b07072ad61eaf69d9fa474c75f9cc0b9fc679d Mon Sep 17 00:00:00 2001
From: "Antonio J. Delgado" <ad@susurrando.com>
Date: Mon, 17 Feb 2025 14:28:32 +0200
Subject: [PATCH] check for existing record before inserting

---
 mastodon_email_bridge/mastodon_email_bridge.py | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/mastodon_email_bridge/mastodon_email_bridge.py b/mastodon_email_bridge/mastodon_email_bridge.py
index d83e6c7..2cdaa77 100755
--- a/mastodon_email_bridge/mastodon_email_bridge.py
+++ b/mastodon_email_bridge/mastodon_email_bridge.py
@@ -235,8 +235,16 @@ class MastodonEmailBridge:
         conn.quit()
         self._log.debug("Adding entry to database...")
         cur = self.sqlite.cursor()
-        cur.execute(f"INSERT INTO sent_items (id, date) VALUES ({data['id']}, {time.time()})")
-        self.sqlite.commit()
+        res = cur.execute("SELECT id FROM sent_items WHERE id =?", data['id'])
+        rows = res.fetchall()
+        if len(rows) == 0:
+            cur.execute(f"INSERT INTO sent_items (id, date) VALUES ({data['id']}, {time.time()})")
+            self.sqlite.commit()
+        else:
+            self._log.warning(
+                "There was at least one record already with the same id %s, check if another instance of this script is running.",
+                data['id']
+            )
         self.sent_items.append(data['id'])
         return True