package valkey

import (
	"sync"

	"git.tek.govt.hu/dowerx/chat/server/config"
	"git.tek.govt.hu/dowerx/chat/server/util"
	"github.com/valkey-io/valkey-go"
)

var vk valkey.Client = nil
var mu sync.Mutex

func getClient() (*valkey.Client, *util.ChatError) {
	mu.Lock()
	if vk == nil {
		client, err := valkey.NewClient(config.GetConfig().Valkey)
		vk = client
		mu.Unlock()
		return &vk, util.MakeError(err, util.DATABASE_CONNECTION_FAULT)
	}

	mu.Unlock()
	return &vk, nil
}