using System.Collections.Generic;

namespace SharpChat.EventStorage
{
    public interface IEventStorage {
        void AddEvent(
            long id, string type,
            object? data = null,
            StoredEventFlags flags = StoredEventFlags.None
        );
        void AddEvent(
            long id, string type,
            string? channelName,
            object? data = null,
            StoredEventFlags flags = StoredEventFlags.None
        );
        void AddEvent(
            long id, string type,
            long senderId, string? senderName, ChatColour senderColour, int senderRank, string? senderNick, ChatUserPermissions senderPerms,
            object? data = null,
            StoredEventFlags flags = StoredEventFlags.None
        );
        void AddEvent(
            long id, string type,
            string? channelName,
            long senderId, string? senderName, ChatColour senderColour, int senderRank, string? senderNick, ChatUserPermissions senderPerms,
            object? data = null,
            StoredEventFlags flags = StoredEventFlags.None
        );

        long AddEvent(string type, ChatUser user, ChatChannel channel, object? data = null, StoredEventFlags flags = StoredEventFlags.None);
        void RemoveEvent(StoredEventInfo evt);
        StoredEventInfo? GetEvent(long seqId);
        IEnumerable<StoredEventInfo> GetChannelEventLog(string channelName, int amount = 20, int offset = 0);
    }
}