package main

import (
	"dcg/client"
	"dcg/game"
	"errors"
	"github.com/urfave/cli"
	"log"
	"os"
)

func main() {
	app := cli.NewApp()
	app.Name = "弹幕指挥官 GameServer"
	app.Author = "NorthLan"
	app.Email = "6995syu@163.com"
	app.Description = "弹幕指挥官 TCP服务端"
	app.Commands = []cli.Command{
		{
			Name: "server",
			Flags: []cli.Flag{
				cli.StringFlag{
					Name:  "listen,l",
					Usage: "-l --listen [ip]:8888",
					Value: "127.0.0.1:8888",
				},
			},
			Action: runMaster,
		},
		{
			Name: "client",
			Flags: []cli.Flag{
				cli.StringFlag{
					Name:  "addr",
					Usage: "--addr xxx:xxx",
					Value: "127.0.0.1:8888",
				},
			},
			Action: runClient,
		},
	}
	if err := app.Run(os.Args); err != nil {
		log.Fatalf("Startup server error %+v", err)
	}
}

func runMaster(args *cli.Context) error {
	listen := args.String("listen")
	if listen == "" {
		return errors.New("master listen address cannot empty")
	}

	log.Println("Game server listen address", listen)

	game.Run(listen)

	return nil
}

func runClient(args *cli.Context) error {
	addr := args.String("addr")
	if addr == "" {
		return errors.New("address cannot empty")
	}

	log.Println("Client start, connect to", addr)

	return client.NewClient(addr)
}