From 6b9299c89da19064bff7aa52ad0e7df4d567722c Mon Sep 17 00:00:00 2001
From: git <git@fredericofalcao.com>
Date: Wed, 27 Aug 2025 12:10:18 +0100
Subject: [PATCH] only overwrite (echo >) if the contents changed

---
 Makefile | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 723f319..3b70ce6 100644
--- a/Makefile
+++ b/Makefile
@@ -17,7 +17,16 @@ fetch_updates:
 		| jq -c '.result[]' \
 		| while read -r update_msg; \
 			do \
-				echo $$update_msg > data/$$(echo $$update_msg | jq -c '.update_id').update_id.json; \
+				file="data/$$(echo $$update_msg | jq -c '.update_id').update_id.json"; \
+				if [ -f "$$file" ]; then \
+					old_md5=$$(md5sum "$$file" | cut -d' ' -f1); \
+					new_md5=$$(echo "$$update_msg" | md5sum | cut -d' ' -f1); \
+					if [ "$$old_md5" != "$$new_md5" ]; then \
+						echo "$$update_msg" > "$$file"; \
+					fi; \
+				else \
+					echo "$$update_msg" > "$$file"; \
+				fi; \
 			done
 
 clean: