From ca8524b79b446dd24cde4878428f50fb71981753 Mon Sep 17 00:00:00 2001
From: tassa-yoniso-manasi-karoto <awp4imdrdpwh@posteo.de>
Date: Sat, 7 Sep 2024 16:30:03 +0700
Subject: [PATCH] fix built-in index.html provider

---
 README.md | 4 ++++
 main.go   | 9 ++++++---
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 2338b58..58f7227 100644
--- a/README.md
+++ b/README.md
@@ -5,9 +5,13 @@ Download the [lastest release](https://github.com/tassa-yoniso-manasi-karoto/pal
 1. Run binary from CLI
 2. Open http://localhost:8080/ in your browser
 
+Rare thai vowels are not currently supported by the library (ฤ ฤๅ ฦ ฦๅ)
+
 <hr>
 
 ดาวน์โหลดรุ่นล่าสุดได้[ที่นี่](https://github.com/tassa-yoniso-manasi-karoto/pali-transliteration-webui/releases)
 
 1. รันไฟล์ไบนารีจาก CLI
 2. เปิด http://localhost:8080/ ในเบราว์เซอร์ของคุณ
+
+สระไทยที่พบได้น้อยยังไม่รองรับในไลบรารีนี้ในขณะนี้ (ฤ ฤๅ ฦ ฦๅ)
\ No newline at end of file
diff --git a/main.go b/main.go
index 05c1a90..6c8d1b7 100644
--- a/main.go
+++ b/main.go
@@ -157,13 +157,16 @@ func processTextHandler(w http.ResponseWriter, r *http.Request) {
 }
 
 func indexHandler(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
-	var tmpl *template.Template
 	exeDir, err := os.Executable()
 	if err != nil {
-		tmpl, err = template.ParseFiles(index)
+		log.Error().Err(err).Msg("Error getting executable path")
+	}
+	templatePath := filepath.Join(filepath.Dir(exeDir), "index.html")
+	tmpl := template.New("index")
+	if _, err := os.Stat(templatePath); os.IsNotExist(err) {
 		log.Info().Msg("Serving built-in index.html")
+		tmpl, err = tmpl.Parse(index)
 	} else {
-		templatePath := filepath.Join(filepath.Dir(exeDir), "index.html")
 		log.Info().Msgf("Serving index.html from: %s", templatePath)
 		tmpl, err = template.ParseFiles(templatePath)
 	}