package mongox

import (
	"fmt"

	"github.com/fsnotify/fsnotify"

	"mongo.games.com/goserver/core"
	"mongo.games.com/goserver/core/viperx"
)

var config = Configuration{}

type Configuration struct {
	Path string
}

func (c *Configuration) Name() string {
	return "mongox"
}

func (c *Configuration) Init() error {
	if c.Path == "" {
		c.Path = "mongo.yaml"
	}

	vp := viperx.GetViper(c.Path)

	f := func() {
		cfg := &Config{}
		if err := vp.Unmarshal(cfg); err != nil {
			panic(fmt.Sprintf("mongox init error: %v", err))
		}
		Restart(cfg)
	}
	f()

	vp.OnConfigChange(func(in fsnotify.Event) {
		if in.Name != c.Path {
			return
		}
		f()
	})

	return nil
}

func (c *Configuration) Close() error {
	Close()
	return nil
}

func init() {
	core.RegistePackage(&config)
}