add bootstrap assets

main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"bufio"
+	"embed"
 	_ "embed"
 	"flag"
 	"fmt"
@@ -24,11 +25,16 @@ import (
 //go:embed templates/index.html
 var page string
 
+//go:embed assets
+var assetsFS embed.FS
+
 var (
 	ytdlCmd    = []string{"youtube-dl"}
 	videosPath = "./vids"
 	videosUrl  = "/vids"
 	cachePath  = "./cache"
+	assetsPath = "./assets"
+	saveAssets = false
 	dbPath     = "./db.json"
 	port       = 8080
 )
@@ -42,6 +48,8 @@ func parse() {
 	flag.StringVar(&videosUrl, "videosurl", videosUrl, "Prefix of the url, i.e. https://domain.com/<this var>/<video filename>")
 	flag.StringVar(&cachePath, "cachepath", cachePath, "Path where temporary download files are saved")
 	flag.StringVar(&dbPath, "dbpath", dbPath, "Path where downloaded info is saved")
+	flag.StringVar(&assetsPath, "assetspath", assetsPath, "Path where css files are saved and served")
+	flag.BoolVar(&saveAssets, "saveassets", saveAssets, "Should the assets be saved in dir, so can be served by web server")
 	flag.IntVar(&port, "port", port, "Port to listen on")
 
 	flag.Parse()
@@ -51,6 +59,9 @@ func parse() {
 	os.MkdirAll(cachePath, 0755)
 	os.MkdirAll(videosPath, 0755)
 	os.MkdirAll(path.Dir(dbPath), 0755)
+	if saveAssets {
+		os.MkdirAll(assetsPath, 0755)
+	}
 }
 
 func main() {
@@ -70,7 +81,28 @@ func main() {
 		log.Panic(err)
 	}
 	defer d.Save()
-	http.Handle("/assets/", http.FileServer(http.Dir("./")))
+
+	assets := []string{"assets/bootstrap.css"}
+
+	if saveAssets {
+		for _, assetFile := range assets {
+			fname := strings.TrimPrefix(assetFile, "assets/")
+			contents, err := assetsFS.ReadFile(assetFile)
+			if err != nil {
+				log.Panic(err)
+			}
+			destination := path.Join(assetsPath, fname)
+			err = os.WriteFile(destination, contents, 0644)
+			if err != nil {
+				log.Printf("failed writing asset, assetFile: %s, destination: %s\n", assetFile, destination)
+			}
+		}
+	}
+
+	for _, assetFile := range assets {
+		http.Handle("/"+assetFile, http.FileServer(http.FS(assetsFS)))
+	}
+
 	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
 		if r.Method == http.MethodGet {
 			d.Run(func(d *db.Jdb) {

templates/index.html

@@ -6,7 +6,7 @@
         <title>Youtube Downloader UI</title>
         <!-- Diable favicon requests: https://stackoverflow.com/a/13416784 -->
         <link rel="icon" href="data:;base64,iVBORw0KGgo=">
-        <link href="assets/bootstrap/css/bootstrap.css" rel="stylesheet" >
+        <link href="assets/bootstrap.css" rel="stylesheet" >
         <script>
             // https://developer.mozilla.org/en-US/docs/Web/API/Window/DOMContentLoaded_event
             window.addEventListener('DOMContentLoaded', () => {