From e3673c6b1864070bbb9b8d3713f9d837fcc39eb9 Mon Sep 17 00:00:00 2001
From: Pierre-Olivier Mercier <nemunaire@nemunai.re>
Date: Mon, 16 Jan 2017 13:12:57 +0100
Subject: [PATCH] backend: don't regenerate files if config doesn't change

---
 backend/main.go | 22 +++++++++++++---------
 1 file changed, 13 insertions(+), 9 deletions(-)

diff --git a/backend/main.go b/backend/main.go
index fc3fdbc7..37bd9a92 100644
--- a/backend/main.go
+++ b/backend/main.go
@@ -44,17 +44,21 @@ func watchsubdir(watcher *fsnotify.Watcher, pathname string) error {
 }
 
 func reloadSettings(config settings.FICSettings) {
-	fic.PartialValidation = config.PartialValidation
-	fic.UnlockedChallenges = !config.EnableExerciceDepend
+	if fic.PartialValidation != config.PartialValidation || fic.UnlockedChallenges != !config.EnableExerciceDepend || fic.FirstBlood != config.FirstBlood || fic.SubmissionCostBase != config.SubmissionCostBase {
+		fic.PartialValidation = config.PartialValidation
+		fic.UnlockedChallenges = !config.EnableExerciceDepend
 
-	fic.FirstBlood = config.FirstBlood
-	fic.SubmissionCostBase = config.SubmissionCostBase
+		fic.FirstBlood = config.FirstBlood
+		fic.SubmissionCostBase = config.SubmissionCostBase
 
-	log.Println("Generating files...")
-	go func() {
-		genAll()
-		log.Println("Full generation done")
-	}()
+		log.Println("Generating files...")
+		go func() {
+			genAll()
+			log.Println("Full generation done")
+		}()
+	} else {
+		log.Println("No change found. Skipping regeneration.")
+	}
 }
 
 func main() {