muddy/cmd/cli/guest/main.go

package main

import (
	"flag"
	"log/slog"
	"os"

	"github.com/EngoEngine/ecs"

	"code.ndumas.com/ndumas/muddy/systems"
)

func main() {
	var (
		level string
	)

	flag.StringVar(&level, "level", "INFO", "Log level: INFO/info, DEBUG/debug, or ERROR/error")

	flag.Parse()

	var logLevel slog.Level
	switch level {
	case "INFO", "info":
		logLevel = slog.LevelInfo
	case "DEBUG", "debug":
		logLevel = slog.LevelDebug
	case "ERROR", "error":
		logLevel = slog.LevelError
	}

	l := slog.New(slog.NewTextHandler(
		os.Stderr, &slog.HandlerOptions{
			Level: logLevel,
		},
	),
	)

	world := ecs.World{}

	rs := &systems.RoomSystem{
		Rooms: make(map[uint64]*systems.Room, 0),
		L:     l.With(slog.String("system", "room")),
	}

	world.AddSystem(rs)

	l.With(
		slog.Int("room count", len(rs.Rooms)),
	).Info("setup complete")

	world.Update(1)
}