From 17b9612f94fea0b82fef1f153ae0de41cff4dcd1 Mon Sep 17 00:00:00 2001
From: Las Zenow <zenow@riseup.net>
Date: Mon, 19 Nov 2018 02:46:56 +0000
Subject: [PATCH] Let's try to gather stats only if the book exist

* Closes: #42
---
 lib/stats.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/stats.go b/lib/stats.go
index 8927704..bb68514 100644
--- a/lib/stats.go
+++ b/lib/stats.go
@@ -137,7 +137,6 @@ func (sg StatsGatherer) worker() {
 }
 
 func (sg StatsGatherer) save(req statsRequest) {
-	var err error
 	id := mux.Vars(req.r)["id"]
 	search := strings.Join(req.r.Form["q"], " ")
 	fmt := req.r.FormValue("fmt")
@@ -155,6 +154,11 @@ func (sg StatsGatherer) save(req statsRequest) {
 		Fmt:      fmt,
 		Duration: req.duration,
 	})
+
+	_, err := sg.db.GetBookID(id)
+	if err != nil {
+		return
+	}
 	switch section {
 	case "download":
 		err = sg.db.IncDownloads(id)