package main

import (
	"flag"
	"fmt"
	"net"
	"os"
	"path/filepath"
	"strings"
)

func main() {
	flag.Parse()
	if flag.NArg() == 0 {
		fmt.Fprintln(os.Stderr, "usage: lelctl <status|stop|reload>")
		os.Exit(1)
	}

	cmd := strings.TrimSpace(flag.Arg(0))
	if cmd == "" {
		fmt.Fprintln(os.Stderr, "invalid command")
		os.Exit(1)
	}

	runtimeDir := os.Getenv("XDG_RUNTIME_DIR")
	if runtimeDir == "" {
		runtimeDir = "/tmp"
	}
	sockPath := filepath.Join(runtimeDir, "lel", "ctl.sock")

	conn, err := net.Dial("unix", sockPath)
	if err != nil {
		fmt.Fprintf(os.Stderr, "connect failed: %v\n", err)
		os.Exit(1)
	}
	defer conn.Close()

	_, _ = fmt.Fprintf(conn, "%s\n", cmd)

	buf := make([]byte, 4096)
	n, _ := conn.Read(buf)
	if n > 0 {
		fmt.Print(string(buf[:n]))
	}
}