package org.mercury_im.messenger.core.repository;

import org.mercury_im.messenger.core.entity.chat.GroupChat;
import org.mercury_im.messenger.core.entity.message.Message;
import org.mercury_im.messenger.core.util.Optional;

import java.util.List;

import io.reactivex.Completable;
import io.reactivex.Maybe;
import io.reactivex.Observable;
import io.reactivex.Single;

public interface GroupChatRepository {

    Single<GroupChat> insertGroupChat(GroupChat chat);

    Observable<Optional<GroupChat>> observeGroupChat(long chatId);

    Maybe<GroupChat> getGroupChat(long chatId);

    Observable<Optional<GroupChat>> observeGroupChatByRoomAddress(String roomAddress);

    Maybe<GroupChat> getGroupChatByRoomAddress(String roomAddress);

    Observable<List<GroupChat>> observeAllGroupChats();

    Single<GroupChat> updateGroupChat(GroupChat chat);

    Single<GroupChat> upsertGroupChat(GroupChat chat);

    Completable deleteGroupChat(GroupChat chat);

    // Messages

    Single<Message> insertMessage(GroupChat chat, Message message);

    Observable<List<Message>> observeMessages(GroupChat chat);

    Single<Message> updateMessage(Message message);

    Single<Message> upsertMessage(GroupChat chat, Message message);

    Completable deleteMessage(Message message);
}