dwelling-radio/web/web.go

package web

import (
	"embed"
	"io/fs"
	"net/http"
)

//go:embed assets
var assetsDir embed.FS

func Assets() http.FileSystem {
	f, _ := fs.Sub(assetsDir, "assets")
	return http.FS(f)
}

func ServeAsset(path, mime, attachement string) func(http.ResponseWriter, *http.Request) {
	return func(w http.ResponseWriter, r *http.Request) {
		if mime != "" {
			w.Header().Add("Content-Type", mime)
		}

		if attachement != "" {
			w.Header().Add("Content-Disposition", "attachment; filename=\""+attachement+"\"")
		}

		data, err := assetsDir.ReadFile("assets/" + path)
		if err != nil {
			panic(err)
		}

		w.Write(data)
	}
}