package dao

import (
	"git.tek.govt.hu/dowerx/chat/server/dao/postgres"
	"git.tek.govt.hu/dowerx/chat/server/dao/valkey"
	"git.tek.govt.hu/dowerx/chat/server/util"
)

var userDAO IUserDAO
var channelDAO IChannelDAO
var sessionDAO ISessionDAO
var messageDAO IMessageDAO
var notifcationDAO INotificationDAO
var roleDAO IRoleDAO
var roleBindingDAO IRoleBindingDAO
var rightDAO IRightDAO

func GetUserDAO() (IUserDAO, *util.ChatError) {
	if userDAO == nil {
		dao, err := postgres.MakeUserDAO()
		if err != nil {
			return userDAO, err
		}

		userDAO = dao
	}

	return userDAO, nil
}

func GetChannelDAO() (IChannelDAO, *util.ChatError) {
	if channelDAO == nil {
		dao, err := postgres.MakeChannelDAO()
		if err != nil {
			return channelDAO, err
		}

		channelDAO = dao
	}

	return channelDAO, nil
}

func GetMessageDAO() (IMessageDAO, *util.ChatError) {
	if messageDAO == nil {
		dao, err := postgres.MakeMessageDAO()
		if err != nil {
			return messageDAO, err
		}

		messageDAO = dao
	}

	return messageDAO, nil
}

func GetRoleDAO() (IRoleDAO, *util.ChatError) {
	if roleDAO == nil {
		dao, err := postgres.MakeRoleDAO()
		if err != nil {
			return roleDAO, err
		}

		roleDAO = dao
	}

	return roleDAO, nil
}

func GetRoleBindingDAO() (IRoleBindingDAO, *util.ChatError) {
	if roleBindingDAO == nil {
		dao, err := postgres.MakeRoleBindingDAO()
		if err != nil {
			return roleBindingDAO, err
		}

		roleBindingDAO = dao
	}

	return roleBindingDAO, nil
}

func GetRightDAO() (IRightDAO, *util.ChatError) {
	if rightDAO == nil {
		dao, err := postgres.MakeRightDAO()
		if err != nil {
			return rightDAO, err
		}

		rightDAO = dao
	}

	return rightDAO, nil
}

func GetSessionDAO() (ISessionDAO, *util.ChatError) {
	if sessionDAO == nil {
		dao, err := valkey.MakeSessionDAO()
		if err != nil {
			return sessionDAO, err
		}

		sessionDAO = dao
	}

	return sessionDAO, nil
}

func GetNotificationDAO() (INotificationDAO, *util.ChatError) {
	if notifcationDAO == nil {
		dao, err := valkey.MakeNotificationDAO()
		if err != nil {
			return notifcationDAO, err
		}

		notifcationDAO = dao
	}

	return notifcationDAO, nil
}