Remotely/Shared/ViewModels/ChatSession.cs

using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Remotely.Shared.ViewModels
{
    public class ChatSession
    {
        public ConcurrentList<ChatHistoryItem> ChatHistory { get; } = new();
        public string DeviceId { get; set; }
        public string DeviceName { get; set; }
        public string ExpandedClass => IsExpanded ? "expanded" : "";
        public bool IsExpanded { get; set; }

        public int MissedChats { get; set; }
        public string SessionId { get; } = Guid.NewGuid().ToString();
    }
}