begin slave

vlcslave/vlc-slave.go

@@ -0,0 +1,57 @@
+package main
+
+import (
+	"eneller/vlc-slave/internal/utils"
+	"fmt"
+	"log"
+	"log/slog"
+	"net/http"
+	"os/exec"
+)
+
+func main() {
+	slog.Info("VLC-Slave Server listening on port " + utils.Port)
+	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+		slog.Info(r.UserAgent())
+		focusWindowOrLaunch()
+		receiveStreamFromClient(*r)
+	})
+	http.HandleFunc("/stream", func(w http.ResponseWriter, r *http.Request) {
+		slog.Info(r.UserAgent())
+		focusWindowOrLaunch()
+		//TODO handle failure if key cant be found
+		src := r.Header.Values(utils.HeadernameStream)
+		if len(src) > 0 {
+			openStream(src[0])
+		} else {
+			slog.Error(fmt.Sprintf("Received Empty Field for HTTP Header `%s`", utils.HeadernameStream))
+		}
+	})
+	// start Server
+	log.Fatal(http.ListenAndServe(utils.Port, nil))
+}
+
+func focusWindowOrLaunch() {
+	// attempt to focus an existing VLC window
+	//NOTE might also use xdotools here or equivalent wayland tools
+	cmd := exec.Command("wmctrl", "-a", utils.VLCWindowName)
+	if err := cmd.Run(); err != nil {
+		//TODO launch VLC here
+		slog.Error(fmt.Sprintf("Failed to run command: `%s` ", cmd.String()))
+	}
+}
+
+func receiveStreamFromClient(request http.Request) {
+	//TODO supplement with information provided by vlc master
+	openStream(request.RemoteAddr)
+}
+
+/*
+opens a network stream in vlc using a provided url using the following:
+"add <uri> to playlist and start playback:  ?command=in_play&input=<uri>&option=<option>"
+from file:///usr/share/vlc/lua/http/requests/README.txt
+*/
+func openStream(url string) {
+	//TODO run against lua interface to open existing stream from URL
+
+}