From cb22137961aaa566f95e3f53213eae879bd7b063 Mon Sep 17 00:00:00 2001
From: Sergey Matveev <stargrave@stargrave.org>
Date: Sun, 15 Mar 2020 14:56:48 +0300
Subject: [PATCH] i items DRY

---
 cmd/sgblog/gopher.go | 26 +++++++++-----------------
 1 file changed, 9 insertions(+), 17 deletions(-)

diff --git a/cmd/sgblog/gopher.go b/cmd/sgblog/gopher.go
index 2fbbeda..bcac38c 100644
--- a/cmd/sgblog/gopher.go
+++ b/cmd/sgblog/gopher.go
@@ -41,6 +41,10 @@ const CRLF = "\r\n"
 
 var DashLine = strings.Repeat("-", 72)
 
+func makeI(cfg *Cfg, value string) string {
+	return strings.Join([]string{"i"+value, "err", cfg.GopherDomain, "70", CRLF}, "\t")
+}
+
 func serveGopher() {
 	cfgPath := os.Args[2]
 	cfgRaw, err := ioutil.ReadFile(cfgPath)
@@ -106,11 +110,9 @@ func serveGopher() {
 			}
 			yearCur, monthCur, dayCur := commit.Author.When.Date()
 			if dayCur != dayPrev || monthCur != monthPrev || yearCur != yearPrev {
-				menu.WriteString(fmt.Sprintf(
-					"i%04d-%02d-%02d\tnil\t%s\t%d%s",
-					yearCur, monthCur, dayCur,
-					cfg.GopherDomain, 70, CRLF,
-				))
+				menu.WriteString(makeI(cfg, fmt.Sprintf(
+					"%04d-%02d-%02d", yearCur, monthCur, dayCur,
+				)))
 				yearPrev, monthPrev, dayPrev = yearCur, monthCur, dayCur
 			}
 			commitN++
@@ -131,13 +133,7 @@ func serveGopher() {
 			))
 		}
 
-		fmt.Printf(
-			"i%s (%d-%d)\tnil\t%s\t%d%s",
-			cfg.Title,
-			offset,
-			offset+PageEntries,
-			cfg.GopherDomain, 70, CRLF,
-		)
+		fmt.Print(makeI(cfg, fmt.Sprintf("%s (%d-%d)", cfg.Title, offset, offset+PageEntries)))
 		if cfg.AboutURL != "" {
 			fmt.Printf(
 				"hAbout\tURL:%s\t%s\t%d%s",
@@ -164,11 +160,7 @@ func serveGopher() {
 			)
 		}
 		fmt.Print(menu.String())
-		fmt.Printf(
-			"iGenerated by: SGBlog %s\terr\t%s\t%d%s",
-			sgblog.Version,
-			cfg.GopherDomain, 70, CRLF,
-		)
+		fmt.Printf(makeI(cfg, "Generated by: SGBlog " + sgblog.Version))
 		fmt.Print("." + CRLF)
 	} else if strings.HasPrefix(selector, "URL:") {
 		selector = selector[len("URL:"):]
-- 
2.44.0